Merge drm/drm-next into drm-misc-next

Backmerging drm-next into drm-misc-next for nouveau and panel updates.
Resolves a conflict between ttm and nouveau, where struct ttm_mem_res got
renamed to struct ttm_resource.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>

50 files changed, 2532 insertions, 1573 deletions

diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c
index 4fec5bd64920..8c55f5bee9ab 100644
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -1469,8 +1469,7 @@ static void gen11_dsi_get_config(struct intel_encoder *encoder,
 	pipe_config->pipe_bpp = bdw_get_pipemisc_bpp(crtc);
 
 	if (gen11_dsi_is_periodic_cmd_mode(intel_dsi))
-		pipe_config->hw.adjusted_mode.private_flags |=
-					I915_MODE_FLAG_DSI_PERIODIC_CMD_MODE;
+		pipe_config->mode_flags |= I915_MODE_FLAG_DSI_PERIODIC_CMD_MODE;
 }
 
 static int gen11_dsi_dsc_compute_config(struct intel_encoder *encoder,
@@ -1558,10 +1557,6 @@ static int gen11_dsi_compute_config(struct intel_encoder *encoder,
 
 	pipe_config->port_clock = afe_clk(encoder, pipe_config) / 5;
 
-	/* We would not operate in periodic command mode */
-	pipe_config->hw.adjusted_mode.private_flags &=
-					~I915_MODE_FLAG_DSI_PERIODIC_CMD_MODE;
-
 	/*
 	 * In case of TE GATE cmd mode, we
 	 * receive TE from the slave if
@@ -1569,14 +1564,14 @@ static int gen11_dsi_compute_config(struct intel_encoder *encoder,
 	 */
 	if (is_cmd_mode(intel_dsi)) {
 		if (intel_dsi->ports == (BIT(PORT_B) | BIT(PORT_A)))
-			pipe_config->hw.adjusted_mode.private_flags |=
+			pipe_config->mode_flags |=
 						I915_MODE_FLAG_DSI_USE_TE1 |
 						I915_MODE_FLAG_DSI_USE_TE0;
 		else if (intel_dsi->ports == BIT(PORT_B))
-			pipe_config->hw.adjusted_mode.private_flags |=
+			pipe_config->mode_flags |=
 						I915_MODE_FLAG_DSI_USE_TE1;
 		else
-			pipe_config->hw.adjusted_mode.private_flags |=
+			pipe_config->mode_flags |=
 						I915_MODE_FLAG_DSI_USE_TE0;
 	}
 
@@ -1954,6 +1949,7 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
 	return;
 
 err:
+	drm_connector_cleanup(connector);
 	drm_encoder_cleanup(&encoder->base);
 	kfree(intel_dsi);
 	kfree(intel_connector);
diff --git a/drivers/gpu/drm/i915/display/intel_atomic.c b/drivers/gpu/drm/i915/display/intel_atomic.c
index d043057d2fa0..630f49b7aa01 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic.c
+++ b/drivers/gpu/drm/i915/display/intel_atomic.c
@@ -249,9 +249,11 @@ intel_crtc_duplicate_state(struct drm_crtc *crtc)
 	crtc_state->update_wm_post = false;
 	crtc_state->fifo_changed = false;
 	crtc_state->preload_luts = false;
+	crtc_state->inherited = false;
 	crtc_state->wm.need_postvbl_update = false;
 	crtc_state->fb_bits = 0;
 	crtc_state->update_planes = 0;
+	crtc_state->dsb = NULL;
 
 	return &crtc_state->uapi;
 }
@@ -292,6 +294,8 @@ intel_crtc_destroy_state(struct drm_crtc *crtc,
 {
 	struct intel_crtc_state *crtc_state = to_intel_crtc_state(state);
 
+	drm_WARN_ON(crtc->dev, crtc_state->dsb);
+
 	__drm_atomic_helper_crtc_destroy_state(&crtc_state->uapi);
 	intel_crtc_free_hw_state(crtc_state);
 	kfree(crtc_state);
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index 839124647202..c53c85d38fa5 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -479,7 +479,7 @@ parse_sdvo_panel_data(struct drm_i915_private *dev_priv,
 	struct drm_display_mode *panel_fixed_mode;
 	int index;
 
-	index = i915_modparams.vbt_sdvo_panel_type;
+	index = dev_priv->params.vbt_sdvo_panel_type;
 	if (index == -2) {
 		drm_dbg_kms(&dev_priv->drm,
 			    "Ignore SDVO panel mode from BIOS VBT tables.\n");
@@ -722,6 +722,9 @@ parse_power_conservation_features(struct drm_i915_private *dev_priv,
 	 */
 	if (!(power->drrs & BIT(panel_type)))
 		dev_priv->vbt.drrs_type = DRRS_NOT_SUPPORTED;
+
+	if (bdb->version >= 232)
+		dev_priv->vbt.edp.hobl = power->hobl & BIT(panel_type);
 }
 
 static void
@@ -829,9 +832,9 @@ parse_edp(struct drm_i915_private *dev_priv, const struct bdb_header *bdb)
 		u8 vswing;
 
 		/* Don't read from VBT if module parameter has valid value*/
-		if (i915_modparams.edp_vswing) {
+		if (dev_priv->params.edp_vswing) {
 			dev_priv->vbt.edp.low_vswing =
-				i915_modparams.edp_vswing == 1;
+				dev_priv->params.edp_vswing == 1;
 		} else {
 			vswing = (edp->edp_vswing_preemph >> (panel_type * 4)) & 0xF;
 			dev_priv->vbt.edp.low_vswing = vswing == 0;
@@ -1619,30 +1622,18 @@ static u8 map_ddc_pin(struct drm_i915_private *dev_priv, u8 vbt_pin)
 	return 0;
 }
 
-static enum port dvo_port_to_port(u8 dvo_port)
+static enum port __dvo_port_to_port(int n_ports, int n_dvo,
+				    const int port_mapping[][3], u8 dvo_port)
 {
-	/*
-	 * Each DDI port can have more than one value on the "DVO Port" field,
-	 * so look for all the possible values for each port.
-	 */
-	static const int dvo_ports[][3] = {
-		[PORT_A] = { DVO_PORT_HDMIA, DVO_PORT_DPA, -1},
-		[PORT_B] = { DVO_PORT_HDMIB, DVO_PORT_DPB, -1},
-		[PORT_C] = { DVO_PORT_HDMIC, DVO_PORT_DPC, -1},
-		[PORT_D] = { DVO_PORT_HDMID, DVO_PORT_DPD, -1},
-		[PORT_E] = { DVO_PORT_CRT, DVO_PORT_HDMIE, DVO_PORT_DPE},
-		[PORT_F] = { DVO_PORT_HDMIF, DVO_PORT_DPF, -1},
-		[PORT_G] = { DVO_PORT_HDMIG, DVO_PORT_DPG, -1},
-	};
 	enum port port;
 	int i;
 
-	for (port = PORT_A; port < ARRAY_SIZE(dvo_ports); port++) {
-		for (i = 0; i < ARRAY_SIZE(dvo_ports[port]); i++) {
-			if (dvo_ports[port][i] == -1)
+	for (port = PORT_A; port < n_ports; port++) {
+		for (i = 0; i < n_dvo; i++) {
+			if (port_mapping[port][i] == -1)
 				break;
 
-			if (dvo_port == dvo_ports[port][i])
+			if (dvo_port == port_mapping[port][i])
 				return port;
 		}
 	}
@@ -1650,6 +1641,48 @@ static enum port dvo_port_to_port(u8 dvo_port)
 	return PORT_NONE;
 }
 
+static enum port dvo_port_to_port(struct drm_i915_private *dev_priv,
+				  u8 dvo_port)
+{
+	/*
+	 * Each DDI port can have more than one value on the "DVO Port" field,
+	 * so look for all the possible values for each port.
+	 */
+	static const int port_mapping[][3] = {
+		[PORT_A] = { DVO_PORT_HDMIA, DVO_PORT_DPA, -1 },
+		[PORT_B] = { DVO_PORT_HDMIB, DVO_PORT_DPB, -1 },
+		[PORT_C] = { DVO_PORT_HDMIC, DVO_PORT_DPC, -1 },
+		[PORT_D] = { DVO_PORT_HDMID, DVO_PORT_DPD, -1 },
+		[PORT_E] = { DVO_PORT_HDMIE, DVO_PORT_DPE, DVO_PORT_CRT },
+		[PORT_F] = { DVO_PORT_HDMIF, DVO_PORT_DPF, -1 },
+		[PORT_G] = { DVO_PORT_HDMIG, DVO_PORT_DPG, -1 },
+	};
+	/*
+	 * Bspec lists the ports as A, B, C, D - however internally in our
+	 * driver we keep them as PORT_A, PORT_B, PORT_D and PORT_E so the
+	 * registers in Display Engine match the right offsets. Apply the
+	 * mapping here to translate from VBT to internal convention.
+	 */
+	static const int rkl_port_mapping[][3] = {
+		[PORT_A] = { DVO_PORT_HDMIA, DVO_PORT_DPA, -1 },
+		[PORT_B] = { DVO_PORT_HDMIB, DVO_PORT_DPB, -1 },
+		[PORT_C] = { -1 },
+		[PORT_D] = { DVO_PORT_HDMIC, DVO_PORT_DPC, -1 },
+		[PORT_E] = { DVO_PORT_HDMID, DVO_PORT_DPD, -1 },
+	};
+
+	if (IS_ROCKETLAKE(dev_priv))
+		return __dvo_port_to_port(ARRAY_SIZE(rkl_port_mapping),
+					  ARRAY_SIZE(rkl_port_mapping[0]),
+					  rkl_port_mapping,
+					  dvo_port);
+	else
+		return __dvo_port_to_port(ARRAY_SIZE(port_mapping),
+					  ARRAY_SIZE(port_mapping[0]),
+					  port_mapping,
+					  dvo_port);
+}
+
 static void parse_ddi_port(struct drm_i915_private *dev_priv,
 			   struct display_device_data *devdata,
 			   u8 bdb_version)
@@ -1659,7 +1692,7 @@ static void parse_ddi_port(struct drm_i915_private *dev_priv,
 	bool is_dvi, is_hdmi, is_dp, is_edp, is_crt;
 	enum port port;
 
-	port = dvo_port_to_port(child->dvo_port);
+	port = dvo_port_to_port(dev_priv, child->dvo_port);
 	if (port == PORT_NONE)
 		return;
 
@@ -2603,10 +2636,10 @@ enum aux_ch intel_bios_port_aux_ch(struct drm_i915_private *dev_priv,
 		aux_ch = AUX_CH_B;
 		break;
 	case DP_AUX_C:
-		aux_ch = AUX_CH_C;
+		aux_ch = IS_ROCKETLAKE(dev_priv) ? AUX_CH_D : AUX_CH_C;
 		break;
 	case DP_AUX_D:
-		aux_ch = AUX_CH_D;
+		aux_ch = IS_ROCKETLAKE(dev_priv) ? AUX_CH_E : AUX_CH_D;
 		break;
 	case DP_AUX_E:
 		aux_ch = AUX_CH_E;
diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c
index fef04e2d954e..bd060404d249 100644
--- a/drivers/gpu/drm/i915/display/intel_bw.c
+++ b/drivers/gpu/drm/i915/display/intel_bw.c
@@ -5,12 +5,12 @@
 
 #include <drm/drm_atomic_state_helper.h>
 
+#include "intel_atomic.h"
 #include "intel_bw.h"
+#include "intel_cdclk.h"
 #include "intel_display_types.h"
-#include "intel_sideband.h"
-#include "intel_atomic.h"
 #include "intel_pm.h"
-
+#include "intel_sideband.h"
 
 /* Parameters for Qclk Geyserville (QGV) */
 struct intel_qgv_point {
@@ -199,6 +199,12 @@ static const struct intel_sa_info tgl_sa_info = {
 	.displayrtids = 256,
 };
 
+static const struct intel_sa_info rkl_sa_info = {
+	.deburst = 16,
+	.deprogbwlimit = 20, /* GB/s */
+	.displayrtids = 128,
+};
+
 static int icl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel_sa_info *sa)
 {
 	struct intel_qgv_info qi = {};
@@ -309,7 +315,9 @@ void intel_bw_init_hw(struct drm_i915_private *dev_priv)
 	if (!HAS_DISPLAY(dev_priv))
 		return;
 
-	if (IS_GEN(dev_priv, 12))
+	if (IS_ROCKETLAKE(dev_priv))
+		icl_get_bw_info(dev_priv, &rkl_sa_info);
+	else if (IS_GEN(dev_priv, 12))
 		icl_get_bw_info(dev_priv, &tgl_sa_info);
 	else if (IS_GEN(dev_priv, 11))
 		icl_get_bw_info(dev_priv, &icl_sa_info);
@@ -420,6 +428,141 @@ intel_atomic_get_bw_state(struct intel_atomic_state *state)
 	return to_intel_bw_state(bw_state);
 }
 
+int skl_bw_calc_min_cdclk(struct intel_atomic_state *state)
+{
+	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
+	struct intel_bw_state *new_bw_state = NULL;
+	struct intel_bw_state *old_bw_state = NULL;
+	const struct intel_crtc_state *crtc_state;
+	struct intel_crtc *crtc;
+	int max_bw = 0;
+	int slice_id;
+	enum pipe pipe;
+	int i;
+
+	for_each_new_intel_crtc_in_state(state, crtc, crtc_state, i) {
+		enum plane_id plane_id;
+		struct intel_dbuf_bw *crtc_bw;
+
+		new_bw_state = intel_atomic_get_bw_state(state);
+		if (IS_ERR(new_bw_state))
+			return PTR_ERR(new_bw_state);
+
+		old_bw_state = intel_atomic_get_old_bw_state(state);
+
+		crtc_bw = &new_bw_state->dbuf_bw[crtc->pipe];
+
+		memset(&crtc_bw->used_bw, 0, sizeof(crtc_bw->used_bw));
+
+		if (!crtc_state->hw.active)
+			continue;
+
+		for_each_plane_id_on_crtc(crtc, plane_id) {
+			const struct skl_ddb_entry *plane_alloc =
+				&crtc_state->wm.skl.plane_ddb_y[plane_id];
+			const struct skl_ddb_entry *uv_plane_alloc =
+				&crtc_state->wm.skl.plane_ddb_uv[plane_id];
+			unsigned int data_rate = crtc_state->data_rate[plane_id];
+			unsigned int dbuf_mask = 0;
+
+			dbuf_mask |= skl_ddb_dbuf_slice_mask(dev_priv, plane_alloc);
+			dbuf_mask |= skl_ddb_dbuf_slice_mask(dev_priv, uv_plane_alloc);
+
+			/*
+			 * FIXME: To calculate that more properly we probably
+			 * need to to split per plane data_rate into data_rate_y
+			 * and data_rate_uv for multiplanar formats in order not
+			 * to get accounted those twice if they happen to reside
+			 * on different slices.
+			 * However for pre-icl this would work anyway because
+			 * we have only single slice and for icl+ uv plane has
+			 * non-zero data rate.
+			 * So in worst case those calculation are a bit
+			 * pessimistic, which shouldn't pose any significant
+			 * problem anyway.
+			 */
+			for_each_dbuf_slice_in_mask(slice_id, dbuf_mask)
+				crtc_bw->used_bw[slice_id] += data_rate;
+		}
+	}
+
+	if (!old_bw_state)
+		return 0;
+
+	for_each_pipe(dev_priv, pipe) {
+		struct intel_dbuf_bw *crtc_bw;
+
+		crtc_bw = &new_bw_state->dbuf_bw[pipe];
+
+		for_each_dbuf_slice(slice_id) {
+			/*
+			 * Current experimental observations show that contrary
+			 * to BSpec we get underruns once we exceed 64 * CDCLK
+			 * for slices in total.
+			 * As a temporary measure in order not to keep CDCLK
+			 * bumped up all the time we calculate CDCLK according
+			 * to this formula for  overall bw consumed by slices.
+			 */
+			max_bw += crtc_bw->used_bw[slice_id];
+		}
+	}
+
+	new_bw_state->min_cdclk = max_bw / 64;
+
+	if (new_bw_state->min_cdclk != old_bw_state->min_cdclk) {
+		int ret = intel_atomic_lock_global_state(&new_bw_state->base);
+
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+int intel_bw_calc_min_cdclk(struct intel_atomic_state *state)
+{
+	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
+	struct intel_bw_state *new_bw_state = NULL;
+	struct intel_bw_state *old_bw_state = NULL;
+	const struct intel_crtc_state *crtc_state;
+	struct intel_crtc *crtc;
+	int min_cdclk = 0;
+	enum pipe pipe;
+	int i;
+
+	for_each_new_intel_crtc_in_state(state, crtc, crtc_state, i) {
+		new_bw_state = intel_atomic_get_bw_state(state);
+		if (IS_ERR(new_bw_state))
+			return PTR_ERR(new_bw_state);
+
+		old_bw_state = intel_atomic_get_old_bw_state(state);
+	}
+
+	if (!old_bw_state)
+		return 0;
+
+	for_each_pipe(dev_priv, pipe) {
+		struct intel_cdclk_state *cdclk_state;
+
+		cdclk_state = intel_atomic_get_new_cdclk_state(state);
+		if (!cdclk_state)
+			return 0;
+
+		min_cdclk = max(cdclk_state->min_cdclk[pipe], min_cdclk);
+	}
+
+	new_bw_state->min_cdclk = min_cdclk;
+
+	if (new_bw_state->min_cdclk != old_bw_state->min_cdclk) {
+		int ret = intel_atomic_lock_global_state(&new_bw_state->base);
+
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
 int intel_bw_atomic_check(struct intel_atomic_state *state)
 {
 	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
diff --git a/drivers/gpu/drm/i915/display/intel_bw.h b/drivers/gpu/drm/i915/display/intel_bw.h
index bbcaaa73ec1b..46c6eecbd917 100644
--- a/drivers/gpu/drm/i915/display/intel_bw.h
+++ b/drivers/gpu/drm/i915/display/intel_bw.h
@@ -9,14 +9,20 @@
 #include <drm/drm_atomic.h>
 
 #include "intel_display.h"
+#include "intel_display_power.h"
 #include "intel_global_state.h"
 
 struct drm_i915_private;
 struct intel_atomic_state;
 struct intel_crtc_state;
 
+struct intel_dbuf_bw {
+	int used_bw[I915_MAX_DBUF_SLICES];
+};
+
 struct intel_bw_state {
 	struct intel_global_state base;
+	struct intel_dbuf_bw dbuf_bw[I915_MAX_PIPES];
 
 	/*
 	 * Contains a bit mask, used to determine, whether correspondent
@@ -36,6 +42,8 @@ struct intel_bw_state {
 
 	/* bitmask of active pipes */
 	u8 active_pipes;
+
+	int min_cdclk;
 };
 
 #define to_intel_bw_state(x) container_of((x), struct intel_bw_state, base)
@@ -56,5 +64,7 @@ void intel_bw_crtc_update(struct intel_bw_state *bw_state,
 			  const struct intel_crtc_state *crtc_state);
 int icl_pcode_restrict_qgv_points(struct drm_i915_private *dev_priv,
 				  u32 points_mask);
+int intel_bw_calc_min_cdclk(struct intel_atomic_state *state);
+int skl_bw_calc_min_cdclk(struct intel_atomic_state *state);
 
 #endif /* __INTEL_BW_H__ */
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c
index 979a0241fdcb..bb91dace304a 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -21,7 +21,10 @@
  * DEALINGS IN THE SOFTWARE.
  */
 
+#include <linux/time.h>
+
 #include "intel_atomic.h"
+#include "intel_bw.h"
 #include "intel_cdclk.h"
 #include "intel_display_types.h"
 #include "intel_sideband.h"
@@ -2077,8 +2080,15 @@ int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state)
 	 * Explicitly stating here that this seems to be currently
 	 * rather a Hack, than final solution.
 	 */
-	if (IS_TIGERLAKE(dev_priv))
-		min_cdclk = max(min_cdclk, (int)crtc_state->pixel_rate);
+	if (IS_TIGERLAKE(dev_priv)) {
+		/*
+		 * Clamp to max_cdclk_freq in case pixel rate is higher,
+		 * in order not to break an 8K, but still leave W/A at place.
+		 */
+		min_cdclk = max_t(int, min_cdclk,
+				  min_t(int, crtc_state->pixel_rate,
+					dev_priv->max_cdclk_freq));
+	}
 
 	if (min_cdclk > dev_priv->max_cdclk_freq) {
 		drm_dbg_kms(&dev_priv->drm,
@@ -2094,6 +2104,7 @@ static int intel_compute_min_cdclk(struct intel_cdclk_state *cdclk_state)
 {
 	struct intel_atomic_state *state = cdclk_state->base.state;
 	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
+	struct intel_bw_state *bw_state = NULL;
 	struct intel_crtc *crtc;
 	struct intel_crtc_state *crtc_state;
 	int min_cdclk, i;
@@ -2106,6 +2117,10 @@ static int intel_compute_min_cdclk(struct intel_cdclk_state *cdclk_state)
 		if (min_cdclk < 0)
 			return min_cdclk;
 
+		bw_state = intel_atomic_get_bw_state(state);
+		if (IS_ERR(bw_state))
+			return PTR_ERR(bw_state);
+
 		if (cdclk_state->min_cdclk[i] == min_cdclk)
 			continue;
 
@@ -2117,9 +2132,15 @@ static int intel_compute_min_cdclk(struct intel_cdclk_state *cdclk_state)
 	}
 
 	min_cdclk = cdclk_state->force_min_cdclk;
-	for_each_pipe(dev_priv, pipe)
+	for_each_pipe(dev_priv, pipe) {
 		min_cdclk = max(cdclk_state->min_cdclk[pipe], min_cdclk);
 
+		if (!bw_state)
+			continue;
+
+		min_cdclk = max(bw_state->min_cdclk, min_cdclk);
+	}
+
 	return min_cdclk;
 }
 
@@ -2700,29 +2721,59 @@ static int vlv_hrawclk(struct drm_i915_private *dev_priv)
 				      CCK_DISPLAY_REF_CLOCK_CONTROL);
 }
 
-static int g4x_hrawclk(struct drm_i915_private *dev_priv)
+static int i9xx_hrawclk(struct drm_i915_private *dev_priv)
 {
 	u32 clkcfg;
 
-	/* hrawclock is 1/4 the FSB frequency */
-	clkcfg = intel_de_read(dev_priv, CLKCFG);
-	switch (clkcfg & CLKCFG_FSB_MASK) {
-	case CLKCFG_FSB_400:
-		return 100000;
-	case CLKCFG_FSB_533:
-		return 133333;
-	case CLKCFG_FSB_667:
-		return 166667;
-	case CLKCFG_FSB_800:
-		return 200000;
-	case CLKCFG_FSB_1067:
-	case CLKCFG_FSB_1067_ALT:
-		return 266667;
-	case CLKCFG_FSB_1333:
-	case CLKCFG_FSB_1333_ALT:
-		return 333333;
-	default:
-		return 133333;
+	/*
+	 * hrawclock is 1/4 the FSB frequency
+	 *
+	 * Note that this only reads the state of the FSB
+	 * straps, not the actual FSB frequency. Some BIOSen
+	 * let you configure each independently. Ideally we'd
+	 * read out the actual FSB frequency but sadly we
+	 * don't know which registers have that information,
+	 * and all the relevant docs have gone to bit heaven :(
+	 */
+	clkcfg = intel_de_read(dev_priv, CLKCFG) & CLKCFG_FSB_MASK;
+
+	if (IS_MOBILE(dev_priv)) {
+		switch (clkcfg) {
+		case CLKCFG_FSB_400:
+			return 100000;
+		case CLKCFG_FSB_533:
+			return 133333;
+		case CLKCFG_FSB_667:
+			return 166667;
+		case CLKCFG_FSB_800:
+			return 200000;
+		case CLKCFG_FSB_1067:
+			return 266667;
+		case CLKCFG_FSB_1333:
+			return 333333;
+		default:
+			MISSING_CASE(clkcfg);
+			return 133333;
+		}
+	} else {
+		switch (clkcfg) {
+		case CLKCFG_FSB_400_ALT:
+			return 100000;
+		case CLKCFG_FSB_533:
+			return 133333;
+		case CLKCFG_FSB_667:
+			return 166667;
+		case CLKCFG_FSB_800:
+			return 200000;
+		case CLKCFG_FSB_1067_ALT:
+			return 266667;
+		case CLKCFG_FSB_1333_ALT:
+			return 333333;
+		case CLKCFG_FSB_1600_ALT:
+			return 400000;
+		default:
+			return 133333;
+		}
 	}
 }
 
@@ -2743,8 +2794,8 @@ u32 intel_read_rawclk(struct drm_i915_private *dev_priv)
 		freq = pch_rawclk(dev_priv);
 	else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
 		freq = vlv_hrawclk(dev_priv);
-	else if (IS_G4X(dev_priv) || IS_PINEVIEW(dev_priv))
-		freq = g4x_hrawclk(dev_priv);
+	else if (INTEL_GEN(dev_priv) >= 3)
+		freq = i9xx_hrawclk(dev_priv);
 	else
 		/* no rawclk on other platforms, or no need to know it */
 		return 0;
@@ -2760,25 +2811,30 @@ void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv)
 {
 	if (INTEL_GEN(dev_priv) >= 12) {
 		dev_priv->display.set_cdclk = bxt_set_cdclk;
+		dev_priv->display.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
 		dev_priv->display.modeset_calc_cdclk = bxt_modeset_calc_cdclk;
 		dev_priv->display.calc_voltage_level = tgl_calc_voltage_level;
 		dev_priv->cdclk.table = icl_cdclk_table;
 	} else if (IS_ELKHARTLAKE(dev_priv)) {
 		dev_priv->display.set_cdclk = bxt_set_cdclk;
+		dev_priv->display.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
 		dev_priv->display.modeset_calc_cdclk = bxt_modeset_calc_cdclk;
 		dev_priv->display.calc_voltage_level = ehl_calc_voltage_level;
 		dev_priv->cdclk.table = icl_cdclk_table;
 	} else if (INTEL_GEN(dev_priv) >= 11) {
 		dev_priv->display.set_cdclk = bxt_set_cdclk;
+		dev_priv->display.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
 		dev_priv->display.modeset_calc_cdclk = bxt_modeset_calc_cdclk;
 		dev_priv->display.calc_voltage_level = icl_calc_voltage_level;
 		dev_priv->cdclk.table = icl_cdclk_table;
 	} else if (IS_CANNONLAKE(dev_priv)) {
+		dev_priv->display.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
 		dev_priv->display.set_cdclk = bxt_set_cdclk;
 		dev_priv->display.modeset_calc_cdclk = bxt_modeset_calc_cdclk;
 		dev_priv->display.calc_voltage_level = cnl_calc_voltage_level;
 		dev_priv->cdclk.table = cnl_cdclk_table;
 	} else if (IS_GEN9_LP(dev_priv)) {
+		dev_priv->display.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
 		dev_priv->display.set_cdclk = bxt_set_cdclk;
 		dev_priv->display.modeset_calc_cdclk = bxt_modeset_calc_cdclk;
 		dev_priv->display.calc_voltage_level = bxt_calc_voltage_level;
@@ -2787,18 +2843,23 @@ void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv)
 		else
 			dev_priv->cdclk.table = bxt_cdclk_table;
 	} else if (IS_GEN9_BC(dev_priv)) {
+		dev_priv->display.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
 		dev_priv->display.set_cdclk = skl_set_cdclk;
 		dev_priv->display.modeset_calc_cdclk = skl_modeset_calc_cdclk;
 	} else if (IS_BROADWELL(dev_priv)) {
+		dev_priv->display.bw_calc_min_cdclk = intel_bw_calc_min_cdclk;
 		dev_priv->display.set_cdclk = bdw_set_cdclk;
 		dev_priv->display.modeset_calc_cdclk = bdw_modeset_calc_cdclk;
 	} else if (IS_CHERRYVIEW(dev_priv)) {
+		dev_priv->display.bw_calc_min_cdclk = intel_bw_calc_min_cdclk;
 		dev_priv->display.set_cdclk = chv_set_cdclk;
 		dev_priv->display.modeset_calc_cdclk = vlv_modeset_calc_cdclk;
 	} else if (IS_VALLEYVIEW(dev_priv)) {
+		dev_priv->display.bw_calc_min_cdclk = intel_bw_calc_min_cdclk;
 		dev_priv->display.set_cdclk = vlv_set_cdclk;
 		dev_priv->display.modeset_calc_cdclk = vlv_modeset_calc_cdclk;
 	} else {
+		dev_priv->display.bw_calc_min_cdclk = intel_bw_calc_min_cdclk;
 		dev_priv->display.modeset_calc_cdclk = fixed_modeset_calc_cdclk;
 	}
 
diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c
index 98ece9cd7cdd..945bb03bdd4d 100644
--- a/drivers/gpu/drm/i915/display/intel_color.c
+++ b/drivers/gpu/drm/i915/display/intel_color.c
@@ -714,16 +714,16 @@ static void bdw_load_lut_10(struct intel_crtc *crtc,
 	intel_de_write(dev_priv, PREC_PAL_INDEX(pipe), 0);
 }
 
-static void ivb_load_lut_ext_max(struct intel_crtc *crtc)
+static void ivb_load_lut_ext_max(const struct intel_crtc_state *crtc_state)
 {
+	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-	struct intel_dsb *dsb = intel_dsb_get(crtc);
 	enum pipe pipe = crtc->pipe;
 
 	/* Program the max register to clamp values > 1.0. */
-	intel_dsb_reg_write(dsb, PREC_PAL_EXT_GC_MAX(pipe, 0), 1 << 16);
-	intel_dsb_reg_write(dsb, PREC_PAL_EXT_GC_MAX(pipe, 1), 1 << 16);
-	intel_dsb_reg_write(dsb, PREC_PAL_EXT_GC_MAX(pipe, 2), 1 << 16);
+	intel_dsb_reg_write(crtc_state, PREC_PAL_EXT_GC_MAX(pipe, 0), 1 << 16);
+	intel_dsb_reg_write(crtc_state, PREC_PAL_EXT_GC_MAX(pipe, 1), 1 << 16);
+	intel_dsb_reg_write(crtc_state, PREC_PAL_EXT_GC_MAX(pipe, 2), 1 << 16);
 
 	/*
 	 * Program the gc max 2 register to clamp values > 1.0.
@@ -731,15 +731,13 @@ static void ivb_load_lut_ext_max(struct intel_crtc *crtc)
 	 * from 3.0 to 7.0
 	 */
 	if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) {
-		intel_dsb_reg_write(dsb, PREC_PAL_EXT2_GC_MAX(pipe, 0),
+		intel_dsb_reg_write(crtc_state, PREC_PAL_EXT2_GC_MAX(pipe, 0),
 				    1 << 16);
-		intel_dsb_reg_write(dsb, PREC_PAL_EXT2_GC_MAX(pipe, 1),
+		intel_dsb_reg_write(crtc_state, PREC_PAL_EXT2_GC_MAX(pipe, 1),
 				    1 << 16);
-		intel_dsb_reg_write(dsb, PREC_PAL_EXT2_GC_MAX(pipe, 2),
+		intel_dsb_reg_write(crtc_state, PREC_PAL_EXT2_GC_MAX(pipe, 2),
 				    1 << 16);
 	}
-
-	intel_dsb_put(dsb);
 }
 
 static void ivb_load_luts(const struct intel_crtc_state *crtc_state)
@@ -753,7 +751,7 @@ static void ivb_load_luts(const struct intel_crtc_state *crtc_state)
 	} else if (crtc_state->gamma_mode == GAMMA_MODE_MODE_SPLIT) {
 		ivb_load_lut_10(crtc, degamma_lut, PAL_PREC_SPLIT_MODE |
 				PAL_PREC_INDEX_VALUE(0));
-		ivb_load_lut_ext_max(crtc);
+		ivb_load_lut_ext_max(crtc_state);
 		ivb_load_lut_10(crtc, gamma_lut, PAL_PREC_SPLIT_MODE |
 				PAL_PREC_INDEX_VALUE(512));
 	} else {
@@ -761,7 +759,7 @@ static void ivb_load_luts(const struct intel_crtc_state *crtc_state)
 
 		ivb_load_lut_10(crtc, blob,
 				PAL_PREC_INDEX_VALUE(0));
-		ivb_load_lut_ext_max(crtc);
+		ivb_load_lut_ext_max(crtc_state);
 	}
 }
 
@@ -776,7 +774,7 @@ static void bdw_load_luts(const struct intel_crtc_state *crtc_state)
 	} else if (crtc_state->gamma_mode == GAMMA_MODE_MODE_SPLIT) {
 		bdw_load_lut_10(crtc, degamma_lut, PAL_PREC_SPLIT_MODE |
 				PAL_PREC_INDEX_VALUE(0));
-		ivb_load_lut_ext_max(crtc);
+		ivb_load_lut_ext_max(crtc_state);
 		bdw_load_lut_10(crtc, gamma_lut, PAL_PREC_SPLIT_MODE |
 				PAL_PREC_INDEX_VALUE(512));
 	} else {
@@ -784,7 +782,7 @@ static void bdw_load_luts(const struct intel_crtc_state *crtc_state)
 
 		bdw_load_lut_10(crtc, blob,
 				PAL_PREC_INDEX_VALUE(0));
-		ivb_load_lut_ext_max(crtc);
+		ivb_load_lut_ext_max(crtc_state);
 	}
 }
 
@@ -877,7 +875,7 @@ static void glk_load_luts(const struct intel_crtc_state *crtc_state)
 		ilk_load_lut_8(crtc, gamma_lut);
 	} else {
 		bdw_load_lut_10(crtc, gamma_lut, PAL_PREC_INDEX_VALUE(0));
-		ivb_load_lut_ext_max(crtc);
+		ivb_load_lut_ext_max(crtc_state);
 	}
 }
 
@@ -900,14 +898,12 @@ icl_load_gcmax(const struct intel_crtc_state *crtc_state,
 	       const struct drm_color_lut *color)
 {
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
-	struct intel_dsb *dsb = intel_dsb_get(crtc);
 	enum pipe pipe = crtc->pipe;
 
 	/* FIXME LUT entries are 16 bit only, so we can prog 0xFFFF max */
-	intel_dsb_reg_write(dsb, PREC_PAL_GC_MAX(pipe, 0), color->red);
-	intel_dsb_reg_write(dsb, PREC_PAL_GC_MAX(pipe, 1), color->green);
-	intel_dsb_reg_write(dsb, PREC_PAL_GC_MAX(pipe, 2), color->blue);
-	intel_dsb_put(dsb);
+	intel_dsb_reg_write(crtc_state, PREC_PAL_GC_MAX(pipe, 0), color->red);
+	intel_dsb_reg_write(crtc_state, PREC_PAL_GC_MAX(pipe, 1), color->green);
+	intel_dsb_reg_write(crtc_state, PREC_PAL_GC_MAX(pipe, 2), color->blue);
 }
 
 static void
@@ -916,7 +912,6 @@ icl_program_gamma_superfine_segment(const struct intel_crtc_state *crtc_state)
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 	const struct drm_property_blob *blob = crtc_state->hw.gamma_lut;
 	const struct drm_color_lut *lut = blob->data;
-	struct intel_dsb *dsb = intel_dsb_get(crtc);
 	enum pipe pipe = crtc->pipe;
 	int i;
 
@@ -927,19 +922,17 @@ icl_program_gamma_superfine_segment(const struct intel_crtc_state *crtc_state)
 	 * 9 entries, corresponding to values 0, 1/(8 * 128 * 256),
 	 * 2/(8 * 128 * 256) ... 8/(8 * 128 * 256).
 	 */
-	intel_dsb_reg_write(dsb, PREC_PAL_MULTI_SEG_INDEX(pipe),
+	intel_dsb_reg_write(crtc_state, PREC_PAL_MULTI_SEG_INDEX(pipe),
 			    PAL_PREC_AUTO_INCREMENT);
 
 	for (i = 0; i < 9; i++) {
 		const struct drm_color_lut *entry = &lut[i];
 
-		intel_dsb_indexed_reg_write(dsb, PREC_PAL_MULTI_SEG_DATA(pipe),
+		intel_dsb_indexed_reg_write(crtc_state, PREC_PAL_MULTI_SEG_DATA(pipe),
 					    ilk_lut_12p4_ldw(entry));
-		intel_dsb_indexed_reg_write(dsb, PREC_PAL_MULTI_SEG_DATA(pipe),
+		intel_dsb_indexed_reg_write(crtc_state, PREC_PAL_MULTI_SEG_DATA(pipe),
 					    ilk_lut_12p4_udw(entry));
 	}
-
-	intel_dsb_put(dsb);
 }
 
 static void
@@ -949,7 +942,6 @@ icl_program_gamma_multi_segment(const struct intel_crtc_state *crtc_state)
 	const struct drm_property_blob *blob = crtc_state->hw.gamma_lut;
 	const struct drm_color_lut *lut = blob->data;
 	const struct drm_color_lut *entry;
-	struct intel_dsb *dsb = intel_dsb_get(crtc);
 	enum pipe pipe = crtc->pipe;
 	int i;
 
@@ -963,12 +955,13 @@ icl_program_gamma_multi_segment(const struct intel_crtc_state *crtc_state)
 	 * PAL_PREC_INDEX[0] and PAL_PREC_INDEX[1] map to seg2[1],
 	 * seg2[0] being unused by the hardware.
 	 */
-	intel_dsb_reg_write(dsb, PREC_PAL_INDEX(pipe), PAL_PREC_AUTO_INCREMENT);
+	intel_dsb_reg_write(crtc_state, PREC_PAL_INDEX(pipe),
+			    PAL_PREC_AUTO_INCREMENT);
 	for (i = 1; i < 257; i++) {
 		entry = &lut[i * 8];
-		intel_dsb_indexed_reg_write(dsb, PREC_PAL_DATA(pipe),
+		intel_dsb_indexed_reg_write(crtc_state, PREC_PAL_DATA(pipe),
 					    ilk_lut_12p4_ldw(entry));
-		intel_dsb_indexed_reg_write(dsb, PREC_PAL_DATA(pipe),
+		intel_dsb_indexed_reg_write(crtc_state, PREC_PAL_DATA(pipe),
 					    ilk_lut_12p4_udw(entry));
 	}
 
@@ -986,24 +979,22 @@ icl_program_gamma_multi_segment(const struct intel_crtc_state *crtc_state)
 	 */
 	for (i = 0; i < 256; i++) {
 		entry = &lut[i * 8 * 128];
-		intel_dsb_indexed_reg_write(dsb, PREC_PAL_DATA(pipe),
+		intel_dsb_indexed_reg_write(crtc_state, PREC_PAL_DATA(pipe),
 					    ilk_lut_12p4_ldw(entry));
-		intel_dsb_indexed_reg_write(dsb, PREC_PAL_DATA(pipe),
+		intel_dsb_indexed_reg_write(crtc_state, PREC_PAL_DATA(pipe),
 					    ilk_lut_12p4_udw(entry));
 	}
 
 	/* The last entry in the LUT is to be programmed in GCMAX */
 	entry = &lut[256 * 8 * 128];
 	icl_load_gcmax(crtc_state, entry);
-	ivb_load_lut_ext_max(crtc);
-	intel_dsb_put(dsb);
+	ivb_load_lut_ext_max(crtc_state);
 }
 
 static void icl_load_luts(const struct intel_crtc_state *crtc_state)
 {
 	const struct drm_property_blob *gamma_lut = crtc_state->hw.gamma_lut;
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
-	struct intel_dsb *dsb = intel_dsb_get(crtc);
 
 	if (crtc_state->hw.degamma_lut)
 		glk_load_degamma_lut(crtc_state);
@@ -1018,11 +1009,10 @@ static void icl_load_luts(const struct intel_crtc_state *crtc_state)
 		break;
 	default:
 		bdw_load_lut_10(crtc, gamma_lut, PAL_PREC_INDEX_VALUE(0));
-		ivb_load_lut_ext_max(crtc);
+		ivb_load_lut_ext_max(crtc_state);
 	}
 
-	intel_dsb_commit(dsb);
-	intel_dsb_put(dsb);
+	intel_dsb_commit(crtc_state);
 }
 
 static u32 chv_cgm_degamma_ldw(const struct drm_color_lut *color)
diff --git a/drivers/gpu/drm/i915/display/intel_combo_phy.c b/drivers/gpu/drm/i915/display/intel_combo_phy.c
index 9ff05ec12115..eccaa79cb4a9 100644
--- a/drivers/gpu/drm/i915/display/intel_combo_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_combo_phy.c
@@ -181,11 +181,25 @@ static void cnl_combo_phys_uninit(struct drm_i915_private *dev_priv)
 	intel_de_write(dev_priv, CHICKEN_MISC_2, val);
 }
 
+static bool has_phy_misc(struct drm_i915_private *i915, enum phy phy)
+{
+	/*
+	 * Some platforms only expect PHY_MISC to be programmed for PHY-A and
+	 * PHY-B and may not even have instances of the register for the
+	 * other combo PHY's.
+	 */
+	if (IS_ELKHARTLAKE(i915) ||
+	    IS_ROCKETLAKE(i915))
+		return phy < PHY_C;
+
+	return true;
+}
+
 static bool icl_combo_phy_enabled(struct drm_i915_private *dev_priv,
 				  enum phy phy)
 {
 	/* The PHY C added by EHL has no PHY_MISC register */
-	if (IS_ELKHARTLAKE(dev_priv) && phy == PHY_C)
+	if (!has_phy_misc(dev_priv, phy))
 		return intel_de_read(dev_priv, ICL_PORT_COMP_DW0(phy)) & COMP_INIT;
 	else
 		return !(intel_de_read(dev_priv, ICL_PHY_MISC(phy)) &
@@ -220,6 +234,27 @@ static bool ehl_vbt_ddi_d_present(struct drm_i915_private *i915)
 	return false;
 }
 
+static bool phy_is_master(struct drm_i915_private *dev_priv, enum phy phy)
+{
+	/*
+	 * Certain PHYs are connected to compensation resistors and act
+	 * as masters to other PHYs.
+	 *
+	 * ICL,TGL:
+	 *   A(master) -> B(slave), C(slave)
+	 * RKL:
+	 *   A(master) -> B(slave)
+	 *   C(master) -> D(slave)
+	 *
+	 * We must set the IREFGEN bit for any PHY acting as a master
+	 * to another PHY.
+	 */
+	if (IS_ROCKETLAKE(dev_priv) && phy == PHY_C)
+		return true;
+
+	return phy == PHY_A;
+}
+
 static bool icl_combo_phy_verify_state(struct drm_i915_private *dev_priv,
 				       enum phy phy)
 {
@@ -229,9 +264,21 @@ static bool icl_combo_phy_verify_state(struct drm_i915_private *dev_priv,
 	if (!icl_combo_phy_enabled(dev_priv, phy))
 		return false;
 
+	if (INTEL_GEN(dev_priv) >= 12) {
+		ret &= check_phy_reg(dev_priv, phy, ICL_PORT_TX_DW8_LN0(phy),
+				     ICL_PORT_TX_DW8_ODCC_CLK_SEL |
+				     ICL_PORT_TX_DW8_ODCC_CLK_DIV_SEL_MASK,
+				     ICL_PORT_TX_DW8_ODCC_CLK_SEL |
+				     ICL_PORT_TX_DW8_ODCC_CLK_DIV_SEL_DIV2);
+
+		ret &= check_phy_reg(dev_priv, phy, ICL_PORT_PCS_DW1_LN0(phy),
+				     DCC_MODE_SELECT_MASK,
+				     DCC_MODE_SELECT_CONTINUOSLY);
+	}
+
 	ret = cnl_verify_procmon_ref_values(dev_priv, phy);
 
-	if (phy == PHY_A) {
+	if (phy_is_master(dev_priv, phy)) {
 		ret &= check_phy_reg(dev_priv, phy, ICL_PORT_COMP_DW8(phy),
 				     IREFGEN, IREFGEN);
 
@@ -317,12 +364,7 @@ static void icl_combo_phys_init(struct drm_i915_private *dev_priv)
 			continue;
 		}
 
-		/*
-		 * Although EHL adds a combo PHY C, there's no PHY_MISC
-		 * register for it and no need to program the
-		 * DE_IO_COMP_PWR_DOWN setting on PHY C.
-		 */
-		if (IS_ELKHARTLAKE(dev_priv) && phy == PHY_C)
+		if (!has_phy_misc(dev_priv, phy))
 			goto skip_phy_misc;
 
 		/*
@@ -345,9 +387,22 @@ static void icl_combo_phys_init(struct drm_i915_private *dev_priv)
 		intel_de_write(dev_priv, ICL_PHY_MISC(phy), val);
 
 skip_phy_misc:
+		if (INTEL_GEN(dev_priv) >= 12) {
+			val = intel_de_read(dev_priv, ICL_PORT_TX_DW8_LN0(phy));
+			val &= ~ICL_PORT_TX_DW8_ODCC_CLK_DIV_SEL_MASK;
+			val |= ICL_PORT_TX_DW8_ODCC_CLK_SEL;
+			val |= ICL_PORT_TX_DW8_ODCC_CLK_DIV_SEL_DIV2;
+			intel_de_write(dev_priv, ICL_PORT_TX_DW8_GRP(phy), val);
+
+			val = intel_de_read(dev_priv, ICL_PORT_PCS_DW1_LN0(phy));
+			val &= ~DCC_MODE_SELECT_MASK;
+			val |= DCC_MODE_SELECT_CONTINUOSLY;
+			intel_de_write(dev_priv, ICL_PORT_PCS_DW1_GRP(phy), val);
+		}
+
 		cnl_set_procmon_ref_values(dev_priv, phy);
 
-		if (phy == PHY_A) {
+		if (phy_is_master(dev_priv, phy)) {
 			val = intel_de_read(dev_priv, ICL_PORT_COMP_DW8(phy));
 			val |= IREFGEN;
 			intel_de_write(dev_priv, ICL_PORT_COMP_DW8(phy), val);
@@ -376,12 +431,7 @@ static void icl_combo_phys_uninit(struct drm_i915_private *dev_priv)
 				 "Combo PHY %c HW state changed unexpectedly\n",
 				 phy_name(phy));
 
-		/*
-		 * Although EHL adds a combo PHY C, there's no PHY_MISC
-		 * register for it and no need to program the
-		 * DE_IO_COMP_PWR_DOWN setting on PHY C.
-		 */
-		if (IS_ELKHARTLAKE(dev_priv) && phy == PHY_C)
+		if (!has_phy_misc(dev_priv, phy))
 			goto skip_phy_misc;
 
 		val = intel_de_read(dev_priv, ICL_PHY_MISC(phy));
diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c
index 2f5b9a4baafd..5b4510ce5693 100644
--- a/drivers/gpu/drm/i915/display/intel_crt.c
+++ b/drivers/gpu/drm/i915/display/intel_crt.c
@@ -833,7 +833,7 @@ intel_crt_detect(struct drm_connector *connector,
 		    connector->base.id, connector->name,
 		    force);
 
-	if (i915_modparams.load_detect_test) {
+	if (dev_priv->params.load_detect_test) {
 		wakeref = intel_display_power_get(dev_priv,
 						  intel_encoder->power_domain);
 		goto load_detect;
@@ -889,7 +889,7 @@ load_detect:
 		else if (INTEL_GEN(dev_priv) < 4)
 			status = intel_crt_load_detect(crt,
 				to_intel_crtc(connector->state->crtc)->pipe);
-		else if (i915_modparams.load_detect_test)
+		else if (dev_priv->params.load_detect_test)
 			status = connector_status_disconnected;
 		else
 			status = connector_status_unknown;
diff --git a/drivers/gpu/drm/i915/display/intel_csr.c b/drivers/gpu/drm/i915/display/intel_csr.c
index 3112572cfb7d..f22a7645c249 100644
--- a/drivers/gpu/drm/i915/display/intel_csr.c
+++ b/drivers/gpu/drm/i915/display/intel_csr.c
@@ -40,6 +40,10 @@
 
 #define GEN12_CSR_MAX_FW_SIZE		ICL_CSR_MAX_FW_SIZE
 
+#define RKL_CSR_PATH			"i915/rkl_dmc_ver2_01.bin"
+#define RKL_CSR_VERSION_REQUIRED	CSR_VERSION(2, 1)
+MODULE_FIRMWARE(RKL_CSR_PATH);
+
 #define TGL_CSR_PATH			"i915/tgl_dmc_ver2_06.bin"
 #define TGL_CSR_VERSION_REQUIRED	CSR_VERSION(2, 6)
 #define TGL_CSR_MAX_FW_SIZE		0x6000
@@ -682,7 +686,11 @@ void intel_csr_ucode_init(struct drm_i915_private *dev_priv)
 	 */
 	intel_csr_runtime_pm_get(dev_priv);
 
-	if (INTEL_GEN(dev_priv) >= 12) {
+	if (IS_ROCKETLAKE(dev_priv)) {
+		csr->fw_path = RKL_CSR_PATH;
+		csr->required_version = RKL_CSR_VERSION_REQUIRED;
+		csr->max_fw_size = GEN12_CSR_MAX_FW_SIZE;
+	} else if (INTEL_GEN(dev_priv) >= 12) {
 		csr->fw_path = TGL_CSR_PATH;
 		csr->required_version = TGL_CSR_VERSION_REQUIRED;
 		/* Allow to load fw via parameter using the last known size */
@@ -699,7 +707,9 @@ void intel_csr_ucode_init(struct drm_i915_private *dev_priv)
 		csr->fw_path = GLK_CSR_PATH;
 		csr->required_version = GLK_CSR_VERSION_REQUIRED;
 		csr->max_fw_size = GLK_CSR_MAX_FW_SIZE;
-	} else if (IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv)) {
+	} else if (IS_KABYLAKE(dev_priv) ||
+		   IS_COFFEELAKE(dev_priv) ||
+		   IS_COMETLAKE(dev_priv)) {
 		csr->fw_path = KBL_CSR_PATH;
 		csr->required_version = KBL_CSR_VERSION_REQUIRED;
 		csr->max_fw_size = KBL_CSR_MAX_FW_SIZE;
@@ -713,15 +723,15 @@ void intel_csr_ucode_init(struct drm_i915_private *dev_priv)
 		csr->max_fw_size = BXT_CSR_MAX_FW_SIZE;
 	}
 
-	if (i915_modparams.dmc_firmware_path) {
-		if (strlen(i915_modparams.dmc_firmware_path) == 0) {
+	if (dev_priv->params.dmc_firmware_path) {
+		if (strlen(dev_priv->params.dmc_firmware_path) == 0) {
 			csr->fw_path = NULL;
 			drm_info(&dev_priv->drm,
 				 "Disabling CSR firmware and runtime PM\n");
 			return;
 		}
 
-		csr->fw_path = i915_modparams.dmc_firmware_path;
+		csr->fw_path = dev_priv->params.dmc_firmware_path;
 		/* Bypass version check for firmware override. */
 		csr->required_version = 0;
 	}
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 0575a1eea2a1..2c484b55bcdf 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -639,11 +639,25 @@ struct tgl_dkl_phy_ddi_buf_trans {
 static const struct tgl_dkl_phy_ddi_buf_trans tgl_dkl_phy_dp_ddi_trans[] = {
 				/* VS	pre-emp	Non-trans mV	Pre-emph dB */
 	{ 0x7, 0x0, 0x00 },	/* 0	0	400mV		0 dB */
-	{ 0x5, 0x0, 0x03 },	/* 0	1	400mV		3.5 dB */
-	{ 0x2, 0x0, 0x0b },	/* 0	2	400mV		6 dB */
+	{ 0x5, 0x0, 0x05 },	/* 0	1	400mV		3.5 dB */
+	{ 0x2, 0x0, 0x0B },	/* 0	2	400mV		6 dB */
+	{ 0x0, 0x0, 0x18 },	/* 0	3	400mV		9.5 dB */
+	{ 0x5, 0x0, 0x00 },	/* 1	0	600mV		0 dB */
+	{ 0x2, 0x0, 0x08 },	/* 1	1	600mV		3.5 dB */
+	{ 0x0, 0x0, 0x14 },	/* 1	2	600mV		6 dB */
+	{ 0x2, 0x0, 0x00 },	/* 2	0	800mV		0 dB */
+	{ 0x0, 0x0, 0x0B },	/* 2	1	800mV		3.5 dB */
+	{ 0x0, 0x0, 0x00 },	/* 3	0	1200mV		0 dB HDMI default */
+};
+
+static const struct tgl_dkl_phy_ddi_buf_trans tgl_dkl_phy_dp_ddi_trans_hbr2[] = {
+				/* VS	pre-emp	Non-trans mV	Pre-emph dB */
+	{ 0x7, 0x0, 0x00 },	/* 0	0	400mV		0 dB */
+	{ 0x5, 0x0, 0x05 },	/* 0	1	400mV		3.5 dB */
+	{ 0x2, 0x0, 0x0B },	/* 0	2	400mV		6 dB */
 	{ 0x0, 0x0, 0x19 },	/* 0	3	400mV		9.5 dB */
 	{ 0x5, 0x0, 0x00 },	/* 1	0	600mV		0 dB */
-	{ 0x2, 0x0, 0x03 },	/* 1	1	600mV		3.5 dB */
+	{ 0x2, 0x0, 0x08 },	/* 1	1	600mV		3.5 dB */
 	{ 0x0, 0x0, 0x14 },	/* 1	2	600mV		6 dB */
 	{ 0x2, 0x0, 0x00 },	/* 2	0	800mV		0 dB */
 	{ 0x0, 0x0, 0x0B },	/* 2	1	800mV		3.5 dB */
@@ -693,8 +707,10 @@ static const struct cnl_ddi_buf_trans tgl_combo_phy_ddi_translations_dp_hbr2[] =
 };
 
 static const struct ddi_buf_trans *
-bdw_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
+bdw_get_buf_trans_edp(struct intel_encoder *encoder, int *n_entries)
 {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+
 	if (dev_priv->vbt.edp.low_vswing) {
 		*n_entries = ARRAY_SIZE(bdw_ddi_translations_edp);
 		return bdw_ddi_translations_edp;
@@ -705,8 +721,10 @@ bdw_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
 }
 
 static const struct ddi_buf_trans *
-skl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
+skl_get_buf_trans_dp(struct intel_encoder *encoder, int *n_entries)
 {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+
 	if (IS_SKL_ULX(dev_priv)) {
 		*n_entries = ARRAY_SIZE(skl_y_ddi_translations_dp);
 		return skl_y_ddi_translations_dp;
@@ -720,12 +738,18 @@ skl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
 }
 
 static const struct ddi_buf_trans *
-kbl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
+kbl_get_buf_trans_dp(struct intel_encoder *encoder, int *n_entries)
 {
-	if (IS_KBL_ULX(dev_priv) || IS_CFL_ULX(dev_priv)) {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+
+	if (IS_KBL_ULX(dev_priv) ||
+	    IS_CFL_ULX(dev_priv) ||
+	    IS_CML_ULX(dev_priv)) {
 		*n_entries = ARRAY_SIZE(kbl_y_ddi_translations_dp);
 		return kbl_y_ddi_translations_dp;
-	} else if (IS_KBL_ULT(dev_priv) || IS_CFL_ULT(dev_priv)) {
+	} else if (IS_KBL_ULT(dev_priv) ||
+		   IS_CFL_ULT(dev_priv) ||
+		   IS_CML_ULT(dev_priv)) {
 		*n_entries = ARRAY_SIZE(kbl_u_ddi_translations_dp);
 		return kbl_u_ddi_translations_dp;
 	} else {
@@ -735,15 +759,21 @@ kbl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
 }
 
 static const struct ddi_buf_trans *
-skl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
+skl_get_buf_trans_edp(struct intel_encoder *encoder, int *n_entries)
 {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+
 	if (dev_priv->vbt.edp.low_vswing) {
-		if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv) ||
-		    IS_CFL_ULX(dev_priv)) {
+		if (IS_SKL_ULX(dev_priv) ||
+		    IS_KBL_ULX(dev_priv) ||
+		    IS_CFL_ULX(dev_priv) ||
+		    IS_CML_ULX(dev_priv)) {
 			*n_entries = ARRAY_SIZE(skl_y_ddi_translations_edp);
 			return skl_y_ddi_translations_edp;
-		} else if (IS_SKL_ULT(dev_priv) || IS_KBL_ULT(dev_priv) ||
-			   IS_CFL_ULT(dev_priv)) {
+		} else if (IS_SKL_ULT(dev_priv) ||
+			   IS_KBL_ULT(dev_priv) ||
+			   IS_CFL_ULT(dev_priv) ||
+			   IS_CML_ULT(dev_priv)) {
 			*n_entries = ARRAY_SIZE(skl_u_ddi_translations_edp);
 			return skl_u_ddi_translations_edp;
 		} else {
@@ -752,17 +782,21 @@ skl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
 		}
 	}
 
-	if (IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv))
-		return kbl_get_buf_trans_dp(dev_priv, n_entries);
+	if (IS_KABYLAKE(dev_priv) ||
+	    IS_COFFEELAKE(dev_priv) ||
+	    IS_COMETLAKE(dev_priv))
+		return kbl_get_buf_trans_dp(encoder, n_entries);
 	else
-		return skl_get_buf_trans_dp(dev_priv, n_entries);
+		return skl_get_buf_trans_dp(encoder, n_entries);
 }
 
 static const struct ddi_buf_trans *
 skl_get_buf_trans_hdmi(struct drm_i915_private *dev_priv, int *n_entries)
 {
-	if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv) ||
-	    IS_CFL_ULX(dev_priv)) {
+	if (IS_SKL_ULX(dev_priv) ||
+	    IS_KBL_ULX(dev_priv) ||
+	    IS_CFL_ULX(dev_priv) ||
+	    IS_CML_ULX(dev_priv)) {
 		*n_entries = ARRAY_SIZE(skl_y_ddi_translations_hdmi);
 		return skl_y_ddi_translations_hdmi;
 	} else {
@@ -781,18 +815,21 @@ static int skl_buf_trans_num_entries(enum port port, int n_entries)
 }
 
 static const struct ddi_buf_trans *
-intel_ddi_get_buf_trans_dp(struct drm_i915_private *dev_priv,
-			   enum port port, int *n_entries)
+intel_ddi_get_buf_trans_dp(struct intel_encoder *encoder, int *n_entries)
 {
-	if (IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv)) {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+
+	if (IS_KABYLAKE(dev_priv) ||
+	    IS_COFFEELAKE(dev_priv) ||
+	    IS_COMETLAKE(dev_priv)) {
 		const struct ddi_buf_trans *ddi_translations =
-			kbl_get_buf_trans_dp(dev_priv, n_entries);
-		*n_entries = skl_buf_trans_num_entries(port, *n_entries);
+			kbl_get_buf_trans_dp(encoder, n_entries);
+		*n_entries = skl_buf_trans_num_entries(encoder->port, *n_entries);
 		return ddi_translations;
 	} else if (IS_SKYLAKE(dev_priv)) {
 		const struct ddi_buf_trans *ddi_translations =
-			skl_get_buf_trans_dp(dev_priv, n_entries);
-		*n_entries = skl_buf_trans_num_entries(port, *n_entries);
+			skl_get_buf_trans_dp(encoder, n_entries);
+		*n_entries = skl_buf_trans_num_entries(encoder->port, *n_entries);
 		return ddi_translations;
 	} else if (IS_BROADWELL(dev_priv)) {
 		*n_entries = ARRAY_SIZE(bdw_ddi_translations_dp);
@@ -807,16 +844,17 @@ intel_ddi_get_buf_trans_dp(struct drm_i915_private *dev_priv,
 }
 
 static const struct ddi_buf_trans *
-intel_ddi_get_buf_trans_edp(struct drm_i915_private *dev_priv,
-			    enum port port, int *n_entries)
+intel_ddi_get_buf_trans_edp(struct intel_encoder *encoder, int *n_entries)
 {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+
 	if (IS_GEN9_BC(dev_priv)) {
 		const struct ddi_buf_trans *ddi_translations =
-			skl_get_buf_trans_edp(dev_priv, n_entries);
-		*n_entries = skl_buf_trans_num_entries(port, *n_entries);
+			skl_get_buf_trans_edp(encoder, n_entries);
+		*n_entries = skl_buf_trans_num_entries(encoder->port, *n_entries);
 		return ddi_translations;
 	} else if (IS_BROADWELL(dev_priv)) {
-		return bdw_get_buf_trans_edp(dev_priv, n_entries);
+		return bdw_get_buf_trans_edp(encoder, n_entries);
 	} else if (IS_HASWELL(dev_priv)) {
 		*n_entries = ARRAY_SIZE(hsw_ddi_translations_dp);
 		return hsw_ddi_translations_dp;
@@ -843,9 +881,11 @@ intel_ddi_get_buf_trans_fdi(struct drm_i915_private *dev_priv,
 }
 
 static const struct ddi_buf_trans *
-intel_ddi_get_buf_trans_hdmi(struct drm_i915_private *dev_priv,
+intel_ddi_get_buf_trans_hdmi(struct intel_encoder *encoder,
 			     int *n_entries)
 {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+
 	if (IS_GEN9_BC(dev_priv)) {
 		return skl_get_buf_trans_hdmi(dev_priv, n_entries);
 	} else if (IS_BROADWELL(dev_priv)) {
@@ -861,33 +901,36 @@ intel_ddi_get_buf_trans_hdmi(struct drm_i915_private *dev_priv,
 }
 
 static const struct bxt_ddi_buf_trans *
-bxt_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
+bxt_get_buf_trans_dp(struct intel_encoder *encoder, int *n_entries)
 {
 	*n_entries = ARRAY_SIZE(bxt_ddi_translations_dp);
 	return bxt_ddi_translations_dp;
 }
 
 static const struct bxt_ddi_buf_trans *
-bxt_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
+bxt_get_buf_trans_edp(struct intel_encoder *encoder, int *n_entries)
 {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+
 	if (dev_priv->vbt.edp.low_vswing) {
 		*n_entries = ARRAY_SIZE(bxt_ddi_translations_edp);
 		return bxt_ddi_translations_edp;
 	}
 
-	return bxt_get_buf_trans_dp(dev_priv, n_entries);
+	return bxt_get_buf_trans_dp(encoder, n_entries);
 }
 
 static const struct bxt_ddi_buf_trans *
-bxt_get_buf_trans_hdmi(struct drm_i915_private *dev_priv, int *n_entries)
+bxt_get_buf_trans_hdmi(struct intel_encoder *encoder, int *n_entries)
 {
 	*n_entries = ARRAY_SIZE(bxt_ddi_translations_hdmi);
 	return bxt_ddi_translations_hdmi;
 }
 
 static const struct cnl_ddi_buf_trans *
-cnl_get_buf_trans_hdmi(struct drm_i915_private *dev_priv, int *n_entries)
+cnl_get_buf_trans_hdmi(struct intel_encoder *encoder, int *n_entries)
 {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	u32 voltage = intel_de_read(dev_priv, CNL_PORT_COMP_DW3) & VOLTAGE_INFO_MASK;
 
 	if (voltage == VOLTAGE_INFO_0_85V) {
@@ -907,8 +950,9 @@ cnl_get_buf_trans_hdmi(struct drm_i915_private *dev_priv, int *n_entries)
 }
 
 static const struct cnl_ddi_buf_trans *
-cnl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
+cnl_get_buf_trans_dp(struct intel_encoder *encoder, int *n_entries)
 {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	u32 voltage = intel_de_read(dev_priv, CNL_PORT_COMP_DW3) & VOLTAGE_INFO_MASK;
 
 	if (voltage == VOLTAGE_INFO_0_85V) {
@@ -928,8 +972,9 @@ cnl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
 }
 
 static const struct cnl_ddi_buf_trans *
-cnl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
+cnl_get_buf_trans_edp(struct intel_encoder *encoder, int *n_entries)
 {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	u32 voltage = intel_de_read(dev_priv, CNL_PORT_COMP_DW3) & VOLTAGE_INFO_MASK;
 
 	if (dev_priv->vbt.edp.low_vswing) {
@@ -948,14 +993,16 @@ cnl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
 		}
 		return NULL;
 	} else {
-		return cnl_get_buf_trans_dp(dev_priv, n_entries);
+		return cnl_get_buf_trans_dp(encoder, n_entries);
 	}
 }
 
 static const struct cnl_ddi_buf_trans *
-icl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
+icl_get_combo_buf_trans(struct intel_encoder *encoder, int type, int rate,
 			int *n_entries)
 {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+
 	if (type == INTEL_OUTPUT_HDMI) {
 		*n_entries = ARRAY_SIZE(icl_combo_phy_ddi_translations_hdmi);
 		return icl_combo_phy_ddi_translations_hdmi;
@@ -972,7 +1019,7 @@ icl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
 }
 
 static const struct icl_mg_phy_ddi_buf_trans *
-icl_get_mg_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
+icl_get_mg_buf_trans(struct intel_encoder *encoder, int type, int rate,
 		     int *n_entries)
 {
 	if (type == INTEL_OUTPUT_HDMI) {
@@ -988,7 +1035,7 @@ icl_get_mg_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
 }
 
 static const struct cnl_ddi_buf_trans *
-ehl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
+ehl_get_combo_buf_trans(struct intel_encoder *encoder, int type, int rate,
 			int *n_entries)
 {
 	if (type != INTEL_OUTPUT_HDMI && type != INTEL_OUTPUT_EDP) {
@@ -996,15 +1043,15 @@ ehl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
 		return ehl_combo_phy_ddi_translations_dp;
 	}
 
-	return icl_get_combo_buf_trans(dev_priv, type, rate, n_entries);
+	return icl_get_combo_buf_trans(encoder, type, rate, n_entries);
 }
 
 static const struct cnl_ddi_buf_trans *
-tgl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
+tgl_get_combo_buf_trans(struct intel_encoder *encoder, int type, int rate,
 			int *n_entries)
 {
 	if (type == INTEL_OUTPUT_HDMI || type == INTEL_OUTPUT_EDP) {
-		return icl_get_combo_buf_trans(dev_priv, type, rate, n_entries);
+		return icl_get_combo_buf_trans(encoder, type, rate, n_entries);
 	} else if (rate > 270000) {
 		*n_entries = ARRAY_SIZE(tgl_combo_phy_ddi_translations_dp_hbr2);
 		return tgl_combo_phy_ddi_translations_dp_hbr2;
@@ -1014,6 +1061,22 @@ tgl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
 	return tgl_combo_phy_ddi_translations_dp_hbr;
 }
 
+static const struct tgl_dkl_phy_ddi_buf_trans *
+tgl_get_dkl_buf_trans(struct intel_encoder *encoder, int type, int rate,
+		      int *n_entries)
+{
+	if (type == INTEL_OUTPUT_HDMI) {
+		*n_entries = ARRAY_SIZE(tgl_dkl_phy_hdmi_ddi_trans);
+		return tgl_dkl_phy_hdmi_ddi_trans;
+	} else if (rate > 270000) {
+		*n_entries = ARRAY_SIZE(tgl_dkl_phy_dp_ddi_trans_hbr2);
+		return tgl_dkl_phy_dp_ddi_trans_hbr2;
+	}
+
+	*n_entries = ARRAY_SIZE(tgl_dkl_phy_dp_ddi_trans);
+	return tgl_dkl_phy_dp_ddi_trans;
+}
+
 static int intel_ddi_hdmi_level(struct intel_encoder *encoder)
 {
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
@@ -1022,33 +1085,34 @@ static int intel_ddi_hdmi_level(struct intel_encoder *encoder)
 
 	if (INTEL_GEN(dev_priv) >= 12) {
 		if (intel_phy_is_combo(dev_priv, phy))
-			tgl_get_combo_buf_trans(dev_priv, INTEL_OUTPUT_HDMI,
+			tgl_get_combo_buf_trans(encoder, INTEL_OUTPUT_HDMI,
 						0, &n_entries);
 		else
-			n_entries = ARRAY_SIZE(tgl_dkl_phy_hdmi_ddi_trans);
+			tgl_get_dkl_buf_trans(encoder, INTEL_OUTPUT_HDMI, 0,
+					      &n_entries);
 		default_entry = n_entries - 1;
 	} else if (INTEL_GEN(dev_priv) == 11) {
 		if (intel_phy_is_combo(dev_priv, phy))
-			icl_get_combo_buf_trans(dev_priv, INTEL_OUTPUT_HDMI,
+			icl_get_combo_buf_trans(encoder, INTEL_OUTPUT_HDMI,
 						0, &n_entries);
 		else
-			icl_get_mg_buf_trans(dev_priv, INTEL_OUTPUT_HDMI, 0,
+			icl_get_mg_buf_trans(encoder, INTEL_OUTPUT_HDMI, 0,
 					     &n_entries);
 		default_entry = n_entries - 1;
 	} else if (IS_CANNONLAKE(dev_priv)) {
-		cnl_get_buf_trans_hdmi(dev_priv, &n_entries);
+		cnl_get_buf_trans_hdmi(encoder, &n_entries);
 		default_entry = n_entries - 1;
 	} else if (IS_GEN9_LP(dev_priv)) {
-		bxt_get_buf_trans_hdmi(dev_priv, &n_entries);
+		bxt_get_buf_trans_hdmi(encoder, &n_entries);
 		default_entry = n_entries - 1;
 	} else if (IS_GEN9_BC(dev_priv)) {
-		intel_ddi_get_buf_trans_hdmi(dev_priv, &n_entries);
+		intel_ddi_get_buf_trans_hdmi(encoder, &n_entries);
 		default_entry = 8;
 	} else if (IS_BROADWELL(dev_priv)) {
-		intel_ddi_get_buf_trans_hdmi(dev_priv, &n_entries);
+		intel_ddi_get_buf_trans_hdmi(encoder, &n_entries);
 		default_entry = 7;
 	} else if (IS_HASWELL(dev_priv)) {
-		intel_ddi_get_buf_trans_hdmi(dev_priv, &n_entries);
+		intel_ddi_get_buf_trans_hdmi(encoder, &n_entries);
 		default_entry = 6;
 	} else {
 		drm_WARN(&dev_priv->drm, 1, "ddi translation table missing\n");
@@ -1086,10 +1150,10 @@ static void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder,
 		ddi_translations = intel_ddi_get_buf_trans_fdi(dev_priv,
 							       &n_entries);
 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
-		ddi_translations = intel_ddi_get_buf_trans_edp(dev_priv, port,
+		ddi_translations = intel_ddi_get_buf_trans_edp(encoder,
 							       &n_entries);
 	else
-		ddi_translations = intel_ddi_get_buf_trans_dp(dev_priv, port,
+		ddi_translations = intel_ddi_get_buf_trans_dp(encoder,
 							      &n_entries);
 
 	/* If we're boosting the current, set bit 31 of trans1 */
@@ -1118,7 +1182,7 @@ static void intel_prepare_hdmi_ddi_buffers(struct intel_encoder *encoder,
 	enum port port = encoder->port;
 	const struct ddi_buf_trans *ddi_translations;
 
-	ddi_translations = intel_ddi_get_buf_trans_hdmi(dev_priv, &n_entries);
+	ddi_translations = intel_ddi_get_buf_trans_hdmi(encoder, &n_entries);
 
 	if (drm_WARN_ON_ONCE(&dev_priv->drm, !ddi_translations))
 		return;
@@ -1139,16 +1203,30 @@ static void intel_prepare_hdmi_ddi_buffers(struct intel_encoder *encoder,
 static void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv,
 				    enum port port)
 {
-	i915_reg_t reg = DDI_BUF_CTL(port);
-	int i;
+	if (IS_BROXTON(dev_priv)) {
+		udelay(16);
+		return;
+	}
 
-	for (i = 0; i < 16; i++) {
-		udelay(1);
-		if (intel_de_read(dev_priv, reg) & DDI_BUF_IS_IDLE)
-			return;
+	if (wait_for_us((intel_de_read(dev_priv, DDI_BUF_CTL(port)) &
+			 DDI_BUF_IS_IDLE), 8))
+		drm_err(&dev_priv->drm, "Timeout waiting for DDI BUF %c to get idle\n",
+			port_name(port));
+}
+
+static void intel_wait_ddi_buf_active(struct drm_i915_private *dev_priv,
+				      enum port port)
+{
+	/* Wait > 518 usecs for DDI_BUF_CTL to be non idle */
+	if (INTEL_GEN(dev_priv) < 10 && !IS_GEMINILAKE(dev_priv)) {
+		usleep_range(518, 1000);
+		return;
 	}
-	drm_err(&dev_priv->drm, "Timeout waiting for DDI BUF %c idle bit\n",
-		port_name(port));
+
+	if (wait_for_us(!(intel_de_read(dev_priv, DDI_BUF_CTL(port)) &
+			  DDI_BUF_IS_IDLE), 500))
+		drm_err(&dev_priv->drm, "Timeout waiting for DDI BUF %c to get active\n",
+			port_name(port));
 }
 
 static u32 hsw_pll_to_ddi_pll_sel(const struct intel_shared_dpll *pll)
@@ -1349,10 +1427,9 @@ void hsw_fdi_link_train(struct intel_encoder *encoder,
 static void intel_ddi_init_dp_buf_reg(struct intel_encoder *encoder)
 {
 	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
-	struct intel_digital_port *intel_dig_port =
-		enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 
-	intel_dp->DP = intel_dig_port->saved_port_bits |
+	intel_dp->DP = dig_port->saved_port_bits |
 		DDI_BUF_CTL_ENABLE | DDI_BUF_TRANS_SELECT(0);
 	intel_dp->DP |= DDI_PORT_WIDTH(intel_dp->lane_count);
 }
@@ -1608,7 +1685,6 @@ void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
 	enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
-	u32 ctl;
 
 	if (INTEL_GEN(dev_priv) >= 11) {
 		enum transcoder master_transcoder = crtc_state->master_transcoder;
@@ -1626,10 +1702,9 @@ void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
 			       TRANS_DDI_FUNC_CTL2(cpu_transcoder), ctl2);
 	}
 
-	ctl = intel_ddi_transcoder_func_reg_val_get(encoder, crtc_state);
-	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DP_MST))
-		ctl |= TRANS_DDI_DP_VC_PAYLOAD_ALLOC;
-	intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder), ctl);
+	intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder),
+		       intel_ddi_transcoder_func_reg_val_get(encoder,
+							     crtc_state));
 }
 
 /*
@@ -2027,9 +2102,8 @@ static void _skl_ddi_set_iboost(struct drm_i915_private *dev_priv,
 static void skl_ddi_set_iboost(struct intel_encoder *encoder,
 			       int level, enum intel_output_type type)
 {
-	struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
-	enum port port = encoder->port;
 	u8 iboost;
 
 	if (type == INTEL_OUTPUT_HDMI)
@@ -2042,11 +2116,13 @@ static void skl_ddi_set_iboost(struct intel_encoder *encoder,
 		int n_entries;
 
 		if (type == INTEL_OUTPUT_HDMI)
-			ddi_translations = intel_ddi_get_buf_trans_hdmi(dev_priv, &n_entries);
+			ddi_translations = intel_ddi_get_buf_trans_hdmi(encoder, &n_entries);
 		else if (type == INTEL_OUTPUT_EDP)
-			ddi_translations = intel_ddi_get_buf_trans_edp(dev_priv, port, &n_entries);
+			ddi_translations = intel_ddi_get_buf_trans_edp(encoder,
+								       &n_entries);
 		else
-			ddi_translations = intel_ddi_get_buf_trans_dp(dev_priv, port, &n_entries);
+			ddi_translations = intel_ddi_get_buf_trans_dp(encoder,
+								      &n_entries);
 
 		if (drm_WARN_ON_ONCE(&dev_priv->drm, !ddi_translations))
 			return;
@@ -2062,9 +2138,9 @@ static void skl_ddi_set_iboost(struct intel_encoder *encoder,
 		return;
 	}
 
-	_skl_ddi_set_iboost(dev_priv, port, iboost);
+	_skl_ddi_set_iboost(dev_priv, encoder->port, iboost);
 
-	if (port == PORT_A && intel_dig_port->max_lanes == 4)
+	if (encoder->port == PORT_A && dig_port->max_lanes == 4)
 		_skl_ddi_set_iboost(dev_priv, PORT_E, iboost);
 }
 
@@ -2077,11 +2153,11 @@ static void bxt_ddi_vswing_sequence(struct intel_encoder *encoder,
 	int n_entries;
 
 	if (type == INTEL_OUTPUT_HDMI)
-		ddi_translations = bxt_get_buf_trans_hdmi(dev_priv, &n_entries);
+		ddi_translations = bxt_get_buf_trans_hdmi(encoder, &n_entries);
 	else if (type == INTEL_OUTPUT_EDP)
-		ddi_translations = bxt_get_buf_trans_edp(dev_priv, &n_entries);
+		ddi_translations = bxt_get_buf_trans_edp(encoder, &n_entries);
 	else
-		ddi_translations = bxt_get_buf_trans_dp(dev_priv, &n_entries);
+		ddi_translations = bxt_get_buf_trans_dp(encoder, &n_entries);
 
 	if (drm_WARN_ON_ONCE(&dev_priv->drm, !ddi_translations))
 		return;
@@ -2095,45 +2171,46 @@ static void bxt_ddi_vswing_sequence(struct intel_encoder *encoder,
 				     ddi_translations[level].deemphasis);
 }
 
-u8 intel_ddi_dp_voltage_max(struct intel_encoder *encoder)
+static u8 intel_ddi_dp_voltage_max(struct intel_dp *intel_dp)
 {
+	struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base;
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
-	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
 	enum port port = encoder->port;
 	enum phy phy = intel_port_to_phy(dev_priv, port);
 	int n_entries;
 
 	if (INTEL_GEN(dev_priv) >= 12) {
 		if (intel_phy_is_combo(dev_priv, phy))
-			tgl_get_combo_buf_trans(dev_priv, encoder->type,
+			tgl_get_combo_buf_trans(encoder, encoder->type,
 						intel_dp->link_rate, &n_entries);
 		else
-			n_entries = ARRAY_SIZE(tgl_dkl_phy_dp_ddi_trans);
+			tgl_get_dkl_buf_trans(encoder, encoder->type,
+					      intel_dp->link_rate, &n_entries);
 	} else if (INTEL_GEN(dev_priv) == 11) {
 		if (IS_ELKHARTLAKE(dev_priv))
-			ehl_get_combo_buf_trans(dev_priv, encoder->type,
+			ehl_get_combo_buf_trans(encoder, encoder->type,
 						intel_dp->link_rate, &n_entries);
 		else if (intel_phy_is_combo(dev_priv, phy))
-			icl_get_combo_buf_trans(dev_priv, encoder->type,
+			icl_get_combo_buf_trans(encoder, encoder->type,
 						intel_dp->link_rate, &n_entries);
 		else
-			icl_get_mg_buf_trans(dev_priv, encoder->type,
+			icl_get_mg_buf_trans(encoder, encoder->type,
 					     intel_dp->link_rate, &n_entries);
 	} else if (IS_CANNONLAKE(dev_priv)) {
 		if (encoder->type == INTEL_OUTPUT_EDP)
-			cnl_get_buf_trans_edp(dev_priv, &n_entries);
+			cnl_get_buf_trans_edp(encoder, &n_entries);
 		else
-			cnl_get_buf_trans_dp(dev_priv, &n_entries);
+			cnl_get_buf_trans_dp(encoder, &n_entries);
 	} else if (IS_GEN9_LP(dev_priv)) {
 		if (encoder->type == INTEL_OUTPUT_EDP)
-			bxt_get_buf_trans_edp(dev_priv, &n_entries);
+			bxt_get_buf_trans_edp(encoder, &n_entries);
 		else
-			bxt_get_buf_trans_dp(dev_priv, &n_entries);
+			bxt_get_buf_trans_dp(encoder, &n_entries);
 	} else {
 		if (encoder->type == INTEL_OUTPUT_EDP)
-			intel_ddi_get_buf_trans_edp(dev_priv, port, &n_entries);
+			intel_ddi_get_buf_trans_edp(encoder, &n_entries);
 		else
-			intel_ddi_get_buf_trans_dp(dev_priv, port, &n_entries);
+			intel_ddi_get_buf_trans_dp(encoder, &n_entries);
 	}
 
 	if (drm_WARN_ON(&dev_priv->drm, n_entries < 1))
@@ -2151,19 +2228,9 @@ u8 intel_ddi_dp_voltage_max(struct intel_encoder *encoder)
  * used on all DDI platforms. Should that change we need to
  * rethink this code.
  */
-u8 intel_ddi_dp_pre_emphasis_max(struct intel_encoder *encoder, u8 voltage_swing)
-{
-	switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) {
-	case DP_TRAIN_VOLTAGE_SWING_LEVEL_0:
-		return DP_TRAIN_PRE_EMPH_LEVEL_3;
-	case DP_TRAIN_VOLTAGE_SWING_LEVEL_1:
-		return DP_TRAIN_PRE_EMPH_LEVEL_2;
-	case DP_TRAIN_VOLTAGE_SWING_LEVEL_2:
-		return DP_TRAIN_PRE_EMPH_LEVEL_1;
-	case DP_TRAIN_VOLTAGE_SWING_LEVEL_3:
-	default:
-		return DP_TRAIN_PRE_EMPH_LEVEL_0;
-	}
+static u8 intel_ddi_dp_preemph_max(struct intel_dp *intel_dp)
+{
+	return DP_TRAIN_PRE_EMPH_LEVEL_3;
 }
 
 static void cnl_ddi_vswing_program(struct intel_encoder *encoder,
@@ -2176,11 +2243,11 @@ static void cnl_ddi_vswing_program(struct intel_encoder *encoder,
 	u32 val;
 
 	if (type == INTEL_OUTPUT_HDMI)
-		ddi_translations = cnl_get_buf_trans_hdmi(dev_priv, &n_entries);
+		ddi_translations = cnl_get_buf_trans_hdmi(encoder, &n_entries);
 	else if (type == INTEL_OUTPUT_EDP)
-		ddi_translations = cnl_get_buf_trans_edp(dev_priv, &n_entries);
+		ddi_translations = cnl_get_buf_trans_edp(encoder, &n_entries);
 	else
-		ddi_translations = cnl_get_buf_trans_dp(dev_priv, &n_entries);
+		ddi_translations = cnl_get_buf_trans_dp(encoder, &n_entries);
 
 	if (drm_WARN_ON_ONCE(&dev_priv->drm, !ddi_translations))
 		return;
@@ -2297,22 +2364,23 @@ static void cnl_ddi_vswing_sequence(struct intel_encoder *encoder,
 	intel_de_write(dev_priv, CNL_PORT_TX_DW5_GRP(port), val);
 }
 
-static void icl_ddi_combo_vswing_program(struct drm_i915_private *dev_priv,
-					u32 level, enum phy phy, int type,
-					int rate)
+static void icl_ddi_combo_vswing_program(struct intel_encoder *encoder,
+					 u32 level, int type, int rate)
 {
+	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+	enum phy phy = intel_port_to_phy(dev_priv, encoder->port);
 	const struct cnl_ddi_buf_trans *ddi_translations = NULL;
 	u32 n_entries, val;
 	int ln;
 
 	if (INTEL_GEN(dev_priv) >= 12)
-		ddi_translations = tgl_get_combo_buf_trans(dev_priv, type, rate,
+		ddi_translations = tgl_get_combo_buf_trans(encoder, type, rate,
 							   &n_entries);
 	else if (IS_ELKHARTLAKE(dev_priv))
-		ddi_translations = ehl_get_combo_buf_trans(dev_priv, type, rate,
+		ddi_translations = ehl_get_combo_buf_trans(encoder, type, rate,
 							   &n_entries);
 	else
-		ddi_translations = icl_get_combo_buf_trans(dev_priv, type, rate,
+		ddi_translations = icl_get_combo_buf_trans(encoder, type, rate,
 							   &n_entries);
 	if (!ddi_translations)
 		return;
@@ -2424,7 +2492,7 @@ static void icl_combo_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
 	intel_de_write(dev_priv, ICL_PORT_TX_DW5_GRP(phy), val);
 
 	/* 5. Program swing and de-emphasis */
-	icl_ddi_combo_vswing_program(dev_priv, level, phy, type, rate);
+	icl_ddi_combo_vswing_program(encoder, level, type, rate);
 
 	/* 6. Set training enable to trigger update */
 	val = intel_de_read(dev_priv, ICL_PORT_TX_DW5_LN0(phy));
@@ -2448,7 +2516,7 @@ static void icl_mg_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
 		rate = intel_dp->link_rate;
 	}
 
-	ddi_translations = icl_get_mg_buf_trans(dev_priv, type, rate,
+	ddi_translations = icl_get_mg_buf_trans(encoder, type, rate,
 						&n_entries);
 	/* The table does not have values for level 3 and level 9. */
 	if (level >= n_entries || level == 3 || level == 9) {
@@ -2585,15 +2653,17 @@ tgl_dkl_phy_ddi_vswing_sequence(struct intel_encoder *encoder, int link_clock,
 	enum tc_port tc_port = intel_port_to_tc(dev_priv, encoder->port);
 	const struct tgl_dkl_phy_ddi_buf_trans *ddi_translations;
 	u32 n_entries, val, ln, dpcnt_mask, dpcnt_val;
+	int rate = 0;
 
 	if (type == INTEL_OUTPUT_HDMI) {
-		n_entries = ARRAY_SIZE(tgl_dkl_phy_hdmi_ddi_trans);
-		ddi_translations = tgl_dkl_phy_hdmi_ddi_trans;
-	} else {
-		n_entries = ARRAY_SIZE(tgl_dkl_phy_dp_ddi_trans);
-		ddi_translations = tgl_dkl_phy_dp_ddi_trans;
+		struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
+
+		rate = intel_dp->link_rate;
 	}
 
+	ddi_translations = tgl_get_dkl_buf_trans(encoder, encoder->type, rate,
+						 &n_entries);
+
 	if (level >= n_entries)
 		level = n_entries - 1;
 
@@ -2964,15 +3034,15 @@ static void intel_ddi_clk_disable(struct intel_encoder *encoder)
 }
 
 static void
-icl_program_mg_dp_mode(struct intel_digital_port *intel_dig_port,
+icl_program_mg_dp_mode(struct intel_digital_port *dig_port,
 		       const struct intel_crtc_state *crtc_state)
 {
-	struct drm_i915_private *dev_priv = to_i915(intel_dig_port->base.base.dev);
-	enum tc_port tc_port = intel_port_to_tc(dev_priv, intel_dig_port->base.port);
+	struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
+	enum tc_port tc_port = intel_port_to_tc(dev_priv, dig_port->base.port);
 	u32 ln0, ln1, pin_assignment;
 	u8 width;
 
-	if (intel_dig_port->tc_mode == TC_PORT_TBT_ALT)
+	if (dig_port->tc_mode == TC_PORT_TBT_ALT)
 		return;
 
 	if (INTEL_GEN(dev_priv) >= 12) {
@@ -2991,13 +3061,13 @@ icl_program_mg_dp_mode(struct intel_digital_port *intel_dig_port,
 	ln1 &= ~(MG_DP_MODE_CFG_DP_X1_MODE | MG_DP_MODE_CFG_DP_X2_MODE);
 
 	/* DPPATC */
-	pin_assignment = intel_tc_port_get_pin_assignment_mask(intel_dig_port);
+	pin_assignment = intel_tc_port_get_pin_assignment_mask(dig_port);
 	width = crtc_state->lane_count;
 
 	switch (pin_assignment) {
 	case 0x0:
 		drm_WARN_ON(&dev_priv->drm,
-			    intel_dig_port->tc_mode != TC_PORT_LEGACY);
+			    dig_port->tc_mode != TC_PORT_LEGACY);
 		if (width == 1) {
 			ln1 |= MG_DP_MODE_CFG_DP_X1_MODE;
 		} else {
@@ -3344,11 +3414,10 @@ static void intel_ddi_pre_enable_hdmi(struct intel_atomic_state *state,
 				      const struct intel_crtc_state *crtc_state,
 				      const struct drm_connector_state *conn_state)
 {
-	struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
-	struct intel_hdmi *intel_hdmi = &intel_dig_port->hdmi;
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
+	struct intel_hdmi *intel_hdmi = &dig_port->hdmi;
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	int level = intel_ddi_hdmi_level(encoder);
-	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 
 	intel_dp_dual_mode_set_tmds_output(intel_hdmi, true);
 	intel_ddi_clk_select(encoder, crtc_state);
@@ -3375,9 +3444,9 @@ static void intel_ddi_pre_enable_hdmi(struct intel_atomic_state *state,
 
 	intel_ddi_enable_pipe_clock(encoder, crtc_state);
 
-	intel_dig_port->set_infoframes(encoder,
-				       crtc_state->has_infoframe,
-				       crtc_state, conn_state);
+	dig_port->set_infoframes(encoder,
+				 crtc_state->has_infoframe,
+				 crtc_state, conn_state);
 }
 
 static void intel_ddi_pre_enable(struct intel_atomic_state *state,
@@ -3943,10 +4012,9 @@ intel_ddi_pre_pll_enable(struct intel_atomic_state *state,
 
 static void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp)
 {
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
-	struct drm_i915_private *dev_priv =
-		to_i915(intel_dig_port->base.base.dev);
-	enum port port = intel_dig_port->base.port;
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+	struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
+	enum port port = dig_port->base.port;
 	u32 dp_tp_ctl, ddi_buf_ctl;
 	bool wait = false;
 
@@ -3985,7 +4053,7 @@ static void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp)
 	intel_de_write(dev_priv, DDI_BUF_CTL(port), intel_dp->DP);
 	intel_de_posting_read(dev_priv, DDI_BUF_CTL(port));
 
-	udelay(600);
+	intel_wait_ddi_buf_active(dev_priv, port);
 }
 
 static void intel_ddi_set_link_train(struct intel_dp *intel_dp,
@@ -4155,11 +4223,6 @@ void intel_ddi_get_config(struct intel_encoder *encoder,
 	if (drm_WARN_ON(&dev_priv->drm, transcoder_is_dsi(cpu_transcoder)))
 		return;
 
-	if (INTEL_GEN(dev_priv) >= 12) {
-		intel_dp->regs.dp_tp_ctl = TGL_DP_TP_CTL(cpu_transcoder);
-		intel_dp->regs.dp_tp_status = TGL_DP_TP_STATUS(cpu_transcoder);
-	}
-
 	intel_dsc_get_config(encoder, pipe_config);
 
 	temp = intel_de_read(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder));
@@ -4261,6 +4324,16 @@ void intel_ddi_get_config(struct intel_encoder *encoder,
 		break;
 	}
 
+	if (INTEL_GEN(dev_priv) >= 12) {
+		enum transcoder transcoder =
+			intel_dp_mst_is_slave_trans(pipe_config) ?
+			pipe_config->mst_master_transcoder :
+			pipe_config->cpu_transcoder;
+
+		intel_dp->regs.dp_tp_ctl = TGL_DP_TP_CTL(transcoder);
+		intel_dp->regs.dp_tp_status = TGL_DP_TP_STATUS(transcoder);
+	}
+
 	pipe_config->has_audio =
 		intel_ddi_is_audio_enabled(dev_priv, cpu_transcoder);
 
@@ -4496,39 +4569,41 @@ static const struct drm_encoder_funcs intel_ddi_funcs = {
 };
 
 static struct intel_connector *
-intel_ddi_init_dp_connector(struct intel_digital_port *intel_dig_port)
+intel_ddi_init_dp_connector(struct intel_digital_port *dig_port)
 {
-	struct drm_i915_private *dev_priv = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
 	struct intel_connector *connector;
-	enum port port = intel_dig_port->base.port;
+	enum port port = dig_port->base.port;
 
 	connector = intel_connector_alloc();
 	if (!connector)
 		return NULL;
 
-	intel_dig_port->dp.output_reg = DDI_BUF_CTL(port);
-	intel_dig_port->dp.prepare_link_retrain =
-		intel_ddi_prepare_link_retrain;
-	intel_dig_port->dp.set_link_train = intel_ddi_set_link_train;
-	intel_dig_port->dp.set_idle_link_train = intel_ddi_set_idle_link_train;
+	dig_port->dp.output_reg = DDI_BUF_CTL(port);
+	dig_port->dp.prepare_link_retrain = intel_ddi_prepare_link_retrain;
+	dig_port->dp.set_link_train = intel_ddi_set_link_train;
+	dig_port->dp.set_idle_link_train = intel_ddi_set_idle_link_train;
 
 	if (INTEL_GEN(dev_priv) >= 12)
-		intel_dig_port->dp.set_signal_levels = tgl_set_signal_levels;
+		dig_port->dp.set_signal_levels = tgl_set_signal_levels;
 	else if (INTEL_GEN(dev_priv) >= 11)
-		intel_dig_port->dp.set_signal_levels = icl_set_signal_levels;
+		dig_port->dp.set_signal_levels = icl_set_signal_levels;
 	else if (IS_CANNONLAKE(dev_priv))
-		intel_dig_port->dp.set_signal_levels = cnl_set_signal_levels;
+		dig_port->dp.set_signal_levels = cnl_set_signal_levels;
 	else if (IS_GEN9_LP(dev_priv))
-		intel_dig_port->dp.set_signal_levels = bxt_set_signal_levels;
+		dig_port->dp.set_signal_levels = bxt_set_signal_levels;
 	else
-		intel_dig_port->dp.set_signal_levels = hsw_set_signal_levels;
+		dig_port->dp.set_signal_levels = hsw_set_signal_levels;
+
+	dig_port->dp.voltage_max = intel_ddi_dp_voltage_max;
+	dig_port->dp.preemph_max = intel_ddi_dp_preemph_max;
 
 	if (INTEL_GEN(dev_priv) < 12) {
-		intel_dig_port->dp.regs.dp_tp_ctl = DP_TP_CTL(port);
-		intel_dig_port->dp.regs.dp_tp_status = DP_TP_STATUS(port);
+		dig_port->dp.regs.dp_tp_ctl = DP_TP_CTL(port);
+		dig_port->dp.regs.dp_tp_status = DP_TP_STATUS(port);
 	}
 
-	if (!intel_dp_init_connector(intel_dig_port, connector)) {
+	if (!intel_dp_init_connector(dig_port, connector)) {
 		kfree(connector);
 		return NULL;
 	}
@@ -4727,29 +4802,29 @@ static bool bdw_digital_port_connected(struct intel_encoder *encoder)
 }
 
 static struct intel_connector *
-intel_ddi_init_hdmi_connector(struct intel_digital_port *intel_dig_port)
+intel_ddi_init_hdmi_connector(struct intel_digital_port *dig_port)
 {
 	struct intel_connector *connector;
-	enum port port = intel_dig_port->base.port;
+	enum port port = dig_port->base.port;
 
 	connector = intel_connector_alloc();
 	if (!connector)
 		return NULL;
 
-	intel_dig_port->hdmi.hdmi_reg = DDI_BUF_CTL(port);
-	intel_hdmi_init_connector(intel_dig_port, connector);
+	dig_port->hdmi.hdmi_reg = DDI_BUF_CTL(port);
+	intel_hdmi_init_connector(dig_port, connector);
 
 	return connector;
 }
 
-static bool intel_ddi_a_force_4_lanes(struct intel_digital_port *dport)
+static bool intel_ddi_a_force_4_lanes(struct intel_digital_port *dig_port)
 {
-	struct drm_i915_private *dev_priv = to_i915(dport->base.base.dev);
+	struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
 
-	if (dport->base.port != PORT_A)
+	if (dig_port->base.port != PORT_A)
 		return false;
 
-	if (dport->saved_port_bits & DDI_A_4_LANES)
+	if (dig_port->saved_port_bits & DDI_A_4_LANES)
 		return false;
 
 	/* Broxton/Geminilake: Bspec says that DDI_A_4_LANES is the only
@@ -4771,10 +4846,10 @@ static bool intel_ddi_a_force_4_lanes(struct intel_digital_port *dport)
 }
 
 static int
-intel_ddi_max_lanes(struct intel_digital_port *intel_dport)
+intel_ddi_max_lanes(struct intel_digital_port *dig_port)
 {
-	struct drm_i915_private *dev_priv = to_i915(intel_dport->base.base.dev);
-	enum port port = intel_dport->base.port;
+	struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
+	enum port port = dig_port->base.port;
 	int max_lanes = 4;
 
 	if (INTEL_GEN(dev_priv) >= 11)
@@ -4793,10 +4868,10 @@ intel_ddi_max_lanes(struct intel_digital_port *intel_dport)
 	 * wasn't lit up at boot.  Force this bit set when needed
 	 * so we use the proper lane count for our calculations.
 	 */
-	if (intel_ddi_a_force_4_lanes(intel_dport)) {
+	if (intel_ddi_a_force_4_lanes(dig_port)) {
 		drm_dbg_kms(&dev_priv->drm,
 			    "Forcing DDI_A_4_LANES for port A\n");
-		intel_dport->saved_port_bits |= DDI_A_4_LANES;
+		dig_port->saved_port_bits |= DDI_A_4_LANES;
 		max_lanes = 4;
 	}
 
@@ -4805,7 +4880,7 @@ intel_ddi_max_lanes(struct intel_digital_port *intel_dport)
 
 void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
 {
-	struct intel_digital_port *intel_dig_port;
+	struct intel_digital_port *dig_port;
 	struct intel_encoder *encoder;
 	bool init_hdmi, init_dp, init_lspcon = false;
 	enum phy phy = intel_port_to_phy(dev_priv, port);
@@ -4834,11 +4909,11 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
 		return;
 	}
 
-	intel_dig_port = kzalloc(sizeof(*intel_dig_port), GFP_KERNEL);
-	if (!intel_dig_port)
+	dig_port = kzalloc(sizeof(*dig_port), GFP_KERNEL);
+	if (!dig_port)
 		return;
 
-	encoder = &intel_dig_port->base;
+	encoder = &dig_port->base;
 
 	drm_encoder_init(&dev_priv->drm, &encoder->base, &intel_ddi_funcs,
 			 DRM_MODE_ENCODER_TMDS, "DDI %c", port_name(port));
@@ -4865,49 +4940,49 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
 	encoder->pipe_mask = ~0;
 
 	if (INTEL_GEN(dev_priv) >= 11)
-		intel_dig_port->saved_port_bits = intel_de_read(dev_priv,
-								DDI_BUF_CTL(port)) &
-			DDI_BUF_PORT_REVERSAL;
+		dig_port->saved_port_bits =
+			intel_de_read(dev_priv, DDI_BUF_CTL(port))
+			& DDI_BUF_PORT_REVERSAL;
 	else
-		intel_dig_port->saved_port_bits = intel_de_read(dev_priv,
-								DDI_BUF_CTL(port)) &
-			(DDI_BUF_PORT_REVERSAL | DDI_A_4_LANES);
+		dig_port->saved_port_bits =
+			intel_de_read(dev_priv, DDI_BUF_CTL(port))
+			& (DDI_BUF_PORT_REVERSAL | DDI_A_4_LANES);
 
-	intel_dig_port->dp.output_reg = INVALID_MMIO_REG;
-	intel_dig_port->max_lanes = intel_ddi_max_lanes(intel_dig_port);
-	intel_dig_port->aux_ch = intel_bios_port_aux_ch(dev_priv, port);
+	dig_port->dp.output_reg = INVALID_MMIO_REG;
+	dig_port->max_lanes = intel_ddi_max_lanes(dig_port);
+	dig_port->aux_ch = intel_bios_port_aux_ch(dev_priv, port);
 
 	if (intel_phy_is_tc(dev_priv, phy)) {
 		bool is_legacy =
 			!intel_bios_port_supports_typec_usb(dev_priv, port) &&
 			!intel_bios_port_supports_tbt(dev_priv, port);
 
-		intel_tc_port_init(intel_dig_port, is_legacy);
+		intel_tc_port_init(dig_port, is_legacy);
 
 		encoder->update_prepare = intel_ddi_update_prepare;
 		encoder->update_complete = intel_ddi_update_complete;
 	}
 
 	drm_WARN_ON(&dev_priv->drm, port > PORT_I);
-	intel_dig_port->ddi_io_power_domain = POWER_DOMAIN_PORT_DDI_A_IO +
+	dig_port->ddi_io_power_domain = POWER_DOMAIN_PORT_DDI_A_IO +
 					      port - PORT_A;
 
 	if (init_dp) {
-		if (!intel_ddi_init_dp_connector(intel_dig_port))
+		if (!intel_ddi_init_dp_connector(dig_port))
 			goto err;
 
-		intel_dig_port->hpd_pulse = intel_dp_hpd_pulse;
+		dig_port->hpd_pulse = intel_dp_hpd_pulse;
 	}
 
 	/* In theory we don't need the encoder->type check, but leave it just in
 	 * case we have some really bad VBTs... */
 	if (encoder->type != INTEL_OUTPUT_EDP && init_hdmi) {
-		if (!intel_ddi_init_hdmi_connector(intel_dig_port))
+		if (!intel_ddi_init_hdmi_connector(dig_port))
 			goto err;
 	}
 
 	if (init_lspcon) {
-		if (lspcon_init(intel_dig_port))
+		if (lspcon_init(dig_port))
 			/* TODO: handle hdmi info frame part */
 			drm_dbg_kms(&dev_priv->drm,
 				    "LSPCON init success on port %c\n",
@@ -4924,26 +4999,26 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
 
 	if (INTEL_GEN(dev_priv) >= 11) {
 		if (intel_phy_is_tc(dev_priv, phy))
-			intel_dig_port->connected = intel_tc_port_connected;
+			dig_port->connected = intel_tc_port_connected;
 		else
-			intel_dig_port->connected = lpt_digital_port_connected;
+			dig_port->connected = lpt_digital_port_connected;
 	} else if (INTEL_GEN(dev_priv) >= 8) {
 		if (port == PORT_A || IS_GEN9_LP(dev_priv))
-			intel_dig_port->connected = bdw_digital_port_connected;
+			dig_port->connected = bdw_digital_port_connected;
 		else
-			intel_dig_port->connected = lpt_digital_port_connected;
+			dig_port->connected = lpt_digital_port_connected;
 	} else {
 		if (port == PORT_A)
-			intel_dig_port->connected = hsw_digital_port_connected;
+			dig_port->connected = hsw_digital_port_connected;
 		else
-			intel_dig_port->connected = lpt_digital_port_connected;
+			dig_port->connected = lpt_digital_port_connected;
 	}
 
-	intel_infoframe_init(intel_dig_port);
+	intel_infoframe_init(dig_port);
 
 	return;
 
 err:
 	drm_encoder_cleanup(&encoder->base);
-	kfree(intel_dig_port);
+	kfree(dig_port);
 }
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.h b/drivers/gpu/drm/i915/display/intel_ddi.h
index fbdf8ddde486..077e9dbbe367 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.h
+++ b/drivers/gpu/drm/i915/display/intel_ddi.h
@@ -42,9 +42,6 @@ void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv,
 					 struct intel_crtc_state *crtc_state);
 u32 bxt_signal_levels(struct intel_dp *intel_dp);
 u32 ddi_signal_levels(struct intel_dp *intel_dp);
-u8 intel_ddi_dp_voltage_max(struct intel_encoder *encoder);
-u8 intel_ddi_dp_pre_emphasis_max(struct intel_encoder *encoder,
-				 u8 voltage_swing);
 int intel_ddi_toggle_hdcp_signalling(struct intel_encoder *intel_encoder,
 				     bool enable);
 void icl_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index c1836095ea38..729ec6e0d43a 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -35,6 +35,7 @@
 #include <drm/drm_atomic.h>
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_atomic_uapi.h>
+#include <drm/drm_damage_helper.h>
 #include <drm/drm_dp_helper.h>
 #include <drm/drm_edid.h>
 #include <drm/drm_fourcc.h>
@@ -1611,13 +1612,13 @@ static void chv_disable_pll(struct drm_i915_private *dev_priv, enum pipe pipe)
 }
 
 void vlv_wait_port_ready(struct drm_i915_private *dev_priv,
-			 struct intel_digital_port *dport,
+			 struct intel_digital_port *dig_port,
 			 unsigned int expected_mask)
 {
 	u32 port_mask;
 	i915_reg_t dpll_reg;
 
-	switch (dport->base.port) {
+	switch (dig_port->base.port) {
 	case PORT_B:
 		port_mask = DPLL_PORTB_READY_MASK;
 		dpll_reg = DPLL(0);
@@ -1639,7 +1640,7 @@ void vlv_wait_port_ready(struct drm_i915_private *dev_priv,
 				       port_mask, expected_mask, 1000))
 		drm_WARN(&dev_priv->drm, 1,
 			 "timed out waiting for [ENCODER:%d:%s] port ready: got 0x%x, expected 0x%x\n",
-			 dport->base.base.base.id, dport->base.base.name,
+			 dig_port->base.base.base.id, dig_port->base.base.name,
 			 intel_de_read(dev_priv, dpll_reg) & port_mask,
 			 expected_mask);
 }
@@ -3822,6 +3823,17 @@ skl_check_main_ccs_coordinates(struct intel_plane_state *plane_state,
 	return true;
 }
 
+unsigned int
+intel_plane_fence_y_offset(const struct intel_plane_state *plane_state)
+{
+	int x = 0, y = 0;
+
+	intel_plane_adjust_aligned_offset(&x, &y, plane_state, 0,
+					  plane_state->color_plane[0].offset, 0);
+
+	return y;
+}
+
 static int skl_check_main_surface(struct intel_plane_state *plane_state)
 {
 	struct drm_i915_private *dev_priv = to_i915(plane_state->uapi.plane->dev);
@@ -4812,11 +4824,18 @@ u32 glk_plane_color_ctl(const struct intel_crtc_state *crtc_state,
 	plane_color_ctl |= glk_plane_color_ctl_alpha(plane_state);
 
 	if (fb->format->is_yuv && !icl_is_hdr_plane(dev_priv, plane->id)) {
-		if (plane_state->hw.color_encoding == DRM_COLOR_YCBCR_BT709)
+		switch (plane_state->hw.color_encoding) {
+		case DRM_COLOR_YCBCR_BT709:
 			plane_color_ctl |= PLANE_COLOR_CSC_MODE_YUV709_TO_RGB709;
-		else
-			plane_color_ctl |= PLANE_COLOR_CSC_MODE_YUV601_TO_RGB709;
-
+			break;
+		case DRM_COLOR_YCBCR_BT2020:
+			plane_color_ctl |=
+				PLANE_COLOR_CSC_MODE_YUV2020_TO_RGB2020;
+			break;
+		default:
+			plane_color_ctl |=
+				PLANE_COLOR_CSC_MODE_YUV601_TO_RGB601;
+		}
 		if (plane_state->hw.color_range == DRM_COLOR_YCBCR_FULL_RANGE)
 			plane_color_ctl |= PLANE_COLOR_YUV_RANGE_CORRECTION_DISABLE;
 	} else if (fb->format->is_yuv) {
@@ -4879,7 +4898,7 @@ void intel_prepare_reset(struct drm_i915_private *dev_priv)
 	int ret;
 
 	/* reset doesn't touch the display */
-	if (!i915_modparams.force_reset_modeset_test &&
+	if (!dev_priv->params.force_reset_modeset_test &&
 	    !gpu_reset_clobbers_display(dev_priv))
 		return;
 
@@ -6424,8 +6443,7 @@ static bool hsw_post_update_enable_ips(const struct intel_crtc_state *old_crtc_s
 	 * We can't read out IPS on broadwell, assume the worst and
 	 * forcibly enable IPS on the first fastset.
 	 */
-	if (new_crtc_state->update_pipe &&
-	    old_crtc_state->hw.adjusted_mode.private_flags & I915_MODE_FLAG_INHERITED)
+	if (new_crtc_state->update_pipe && old_crtc_state->inherited)
 		return true;
 
 	return !old_crtc_state->ips_enabled;
@@ -7212,30 +7230,33 @@ bool intel_phy_is_combo(struct drm_i915_private *dev_priv, enum phy phy)
 {
 	if (phy == PHY_NONE)
 		return false;
-
-	if (IS_ELKHARTLAKE(dev_priv))
+	else if (IS_ROCKETLAKE(dev_priv))
+		return phy <= PHY_D;
+	else if (IS_ELKHARTLAKE(dev_priv))
 		return phy <= PHY_C;
-
-	if (INTEL_GEN(dev_priv) >= 11)
+	else if (INTEL_GEN(dev_priv) >= 11)
 		return phy <= PHY_B;
-
-	return false;
+	else
+		return false;
 }
 
 bool intel_phy_is_tc(struct drm_i915_private *dev_priv, enum phy phy)
 {
-	if (INTEL_GEN(dev_priv) >= 12)
+	if (IS_ROCKETLAKE(dev_priv))
+		return false;
+	else if (INTEL_GEN(dev_priv) >= 12)
 		return phy >= PHY_D && phy <= PHY_I;
-
-	if (INTEL_GEN(dev_priv) >= 11 && !IS_ELKHARTLAKE(dev_priv))
+	else if (INTEL_GEN(dev_priv) >= 11 && !IS_ELKHARTLAKE(dev_priv))
 		return phy >= PHY_C && phy <= PHY_F;
-
-	return false;
+	else
+		return false;
 }
 
 enum phy intel_port_to_phy(struct drm_i915_private *i915, enum port port)
 {
-	if (IS_ELKHARTLAKE(i915) && port == PORT_D)
+	if (IS_ROCKETLAKE(i915) && port >= PORT_D)
+		return (enum phy)port - 1;
+	else if (IS_ELKHARTLAKE(i915) && port == PORT_D)
 		return PHY_A;
 
 	return (enum phy)port;
@@ -7506,6 +7527,10 @@ static void i9xx_crtc_enable(struct intel_atomic_state *state,
 	intel_crtc_vblank_on(new_crtc_state);
 
 	intel_encoders_enable(state, crtc);
+
+	/* prevents spurious underruns */
+	if (IS_GEN(dev_priv, 2))
+		intel_wait_for_vblank(dev_priv, pipe);
 }
 
 static void i9xx_pfit_disable(const struct intel_crtc_state *old_crtc_state)
@@ -7579,6 +7604,8 @@ static void intel_crtc_disable_noatomic(struct intel_crtc *crtc,
 		to_intel_bw_state(dev_priv->bw_obj.state);
 	struct intel_cdclk_state *cdclk_state =
 		to_intel_cdclk_state(dev_priv->cdclk.obj.state);
+	struct intel_dbuf_state *dbuf_state =
+		to_intel_dbuf_state(dev_priv->dbuf.obj.state);
 	struct intel_crtc_state *crtc_state =
 		to_intel_crtc_state(crtc->base.state);
 	enum intel_display_power_domain domain;
@@ -7652,6 +7679,8 @@ static void intel_crtc_disable_noatomic(struct intel_crtc *crtc,
 	cdclk_state->min_voltage_level[pipe] = 0;
 	cdclk_state->active_pipes &= ~BIT(pipe);
 
+	dbuf_state->active_pipes &= ~BIT(pipe);
+
 	bw_state->data_rate[pipe] = 0;
 	bw_state->num_active_planes[pipe] = 0;
 }
@@ -7869,7 +7898,7 @@ bool hsw_crtc_state_ips_capable(const struct intel_crtc_state *crtc_state)
 	if (!hsw_crtc_supports_ips(crtc))
 		return false;
 
-	if (!i915_modparams.enable_ips)
+	if (!dev_priv->params.enable_ips)
 		return false;
 
 	if (crtc_state->pipe_bpp > 24)
@@ -8140,8 +8169,8 @@ static void intel_panel_sanitize_ssc(struct drm_i915_private *dev_priv)
 
 static bool intel_panel_use_ssc(struct drm_i915_private *dev_priv)
 {
-	if (i915_modparams.panel_use_ssc >= 0)
-		return i915_modparams.panel_use_ssc != 0;
+	if (dev_priv->params.panel_use_ssc >= 0)
+		return dev_priv->params.panel_use_ssc != 0;
 	return dev_priv->vbt.lvds_use_ssc
 		&& !(dev_priv->quirks & QUIRK_LVDS_SSC_DISABLE);
 }
@@ -10044,7 +10073,8 @@ static void ilk_set_pipeconf(const struct intel_crtc_state *crtc_state)
 	drm_WARN_ON(&dev_priv->drm, crtc_state->limited_color_range &&
 		    crtc_state->output_format != INTEL_OUTPUT_FORMAT_RGB);
 
-	if (crtc_state->limited_color_range)
+	if (crtc_state->limited_color_range &&
+	    !intel_crtc_has_type(crtc_state, INTEL_OUTPUT_SDVO))
 		val |= PIPECONF_COLOR_RANGE_SELECT;
 
 	if (crtc_state->output_format != INTEL_OUTPUT_FORMAT_RGB)
@@ -10882,7 +10912,7 @@ static bool hsw_get_transcoder_state(struct intel_crtc *crtc,
 	struct drm_device *dev = crtc->base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
 	enum intel_display_power_domain power_domain;
-	unsigned long panel_transcoder_mask = 0;
+	unsigned long panel_transcoder_mask = BIT(TRANSCODER_EDP);
 	unsigned long enabled_panel_transcoders = 0;
 	enum transcoder panel_transcoder;
 	intel_wakeref_t wf;
@@ -10892,9 +10922,6 @@ static bool hsw_get_transcoder_state(struct intel_crtc *crtc,
 		panel_transcoder_mask |=
 			BIT(TRANSCODER_DSI_0) | BIT(TRANSCODER_DSI_1);
 
-	if (HAS_TRANSCODER(dev_priv, TRANSCODER_EDP))
-		panel_transcoder_mask |= BIT(TRANSCODER_EDP);
-
 	/*
 	 * The pipe->transcoder mapping is fixed with the exception of the eDP
 	 * and DSI transcoders handled below.
@@ -10905,9 +10932,8 @@ static bool hsw_get_transcoder_state(struct intel_crtc *crtc,
 	 * XXX: Do intel_display_power_get_if_enabled before reading this (for
 	 * consistency and less surprising code; it's in always on power).
 	 */
-	for_each_set_bit(panel_transcoder,
-			 &panel_transcoder_mask,
-			 ARRAY_SIZE(INTEL_INFO(dev_priv)->trans_offsets)) {
+	for_each_cpu_transcoder_masked(dev_priv, panel_transcoder,
+				       panel_transcoder_mask) {
 		bool force_thru = false;
 		enum pipe trans_pipe;
 
@@ -12499,7 +12525,7 @@ static int icl_check_nv12_planes(struct intel_crtc_state *crtc_state)
 			continue;
 
 		for_each_intel_plane_on_crtc(&dev_priv->drm, crtc, linked) {
-			if (!icl_is_nv12_y_plane(linked->id))
+			if (!icl_is_nv12_y_plane(dev_priv, linked->id))
 				continue;
 
 			if (crtc_state->active_planes & BIT(linked->id))
@@ -12545,6 +12571,10 @@ static int icl_check_nv12_planes(struct intel_crtc_state *crtc_state)
 				plane_state->cus_ctl |= PLANE_CUS_PLANE_7;
 			else if (linked->id == PLANE_SPRITE4)
 				plane_state->cus_ctl |= PLANE_CUS_PLANE_6;
+			else if (linked->id == PLANE_SPRITE3)
+				plane_state->cus_ctl |= PLANE_CUS_PLANE_5_RKL;
+			else if (linked->id == PLANE_SPRITE2)
+				plane_state->cus_ctl |= PLANE_CUS_PLANE_4_RKL;
 			else
 				MISSING_CASE(linked->id);
 		}
@@ -12568,12 +12598,15 @@ static u16 hsw_linetime_wm(const struct intel_crtc_state *crtc_state)
 {
 	const struct drm_display_mode *adjusted_mode =
 		&crtc_state->hw.adjusted_mode;
+	int linetime_wm;
 
 	if (!crtc_state->hw.enable)
 		return 0;
 
-	return DIV_ROUND_CLOSEST(adjusted_mode->crtc_htotal * 1000 * 8,
-				 adjusted_mode->crtc_clock);
+	linetime_wm = DIV_ROUND_CLOSEST(adjusted_mode->crtc_htotal * 1000 * 8,
+					adjusted_mode->crtc_clock);
+
+	return min(linetime_wm, 0x1ff);
 }
 
 static u16 hsw_ips_linetime_wm(const struct intel_crtc_state *crtc_state,
@@ -12581,12 +12614,15 @@ static u16 hsw_ips_linetime_wm(const struct intel_crtc_state *crtc_state,
 {
 	const struct drm_display_mode *adjusted_mode =
 		&crtc_state->hw.adjusted_mode;
+	int linetime_wm;
 
 	if (!crtc_state->hw.enable)
 		return 0;
 
-	return DIV_ROUND_CLOSEST(adjusted_mode->crtc_htotal * 1000 * 8,
-				 cdclk_state->logical.cdclk);
+	linetime_wm = DIV_ROUND_CLOSEST(adjusted_mode->crtc_htotal * 1000 * 8,
+					cdclk_state->logical.cdclk);
+
+	return min(linetime_wm, 0x1ff);
 }
 
 static u16 skl_linetime_wm(const struct intel_crtc_state *crtc_state)
@@ -12595,7 +12631,7 @@ static u16 skl_linetime_wm(const struct intel_crtc_state *crtc_state)
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
 	const struct drm_display_mode *adjusted_mode =
 		&crtc_state->hw.adjusted_mode;
-	u16 linetime_wm;
+	int linetime_wm;
 
 	if (!crtc_state->hw.enable)
 		return 0;
@@ -12607,7 +12643,7 @@ static u16 skl_linetime_wm(const struct intel_crtc_state *crtc_state)
 	if (IS_GEN9_LP(dev_priv) && dev_priv->ipc_enabled)
 		linetime_wm /= 2;
 
-	return linetime_wm;
+	return min(linetime_wm, 0x1ff);
 }
 
 static int hsw_compute_linetime_wm(struct intel_atomic_state *state,
@@ -13570,8 +13606,8 @@ pipe_config_mismatch(bool fastset, const struct intel_crtc *crtc,
 
 static bool fastboot_enabled(struct drm_i915_private *dev_priv)
 {
-	if (i915_modparams.fastboot != -1)
-		return i915_modparams.fastboot;
+	if (dev_priv->params.fastboot != -1)
+		return dev_priv->params.fastboot;
 
 	/* Enable fastboot by default on Skylake and newer */
 	if (INTEL_GEN(dev_priv) >= 9)
@@ -13595,8 +13631,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config,
 	bool ret = true;
 	u32 bp_gamma = 0;
 	bool fixup_inherited = fastset &&
-		(current_config->hw.mode.private_flags & I915_MODE_FLAG_INHERITED) &&
-		!(pipe_config->hw.mode.private_flags & I915_MODE_FLAG_INHERITED);
+		current_config->inherited && !pipe_config->inherited;
 
 	if (fixup_inherited && !fastboot_enabled(dev_priv)) {
 		drm_dbg_kms(&dev_priv->drm,
@@ -14007,10 +14042,10 @@ static void verify_wm_state(struct intel_crtc *crtc,
 	hw_enabled_slices = intel_enabled_dbuf_slices_mask(dev_priv);
 
 	if (INTEL_GEN(dev_priv) >= 11 &&
-	    hw_enabled_slices != dev_priv->enabled_dbuf_slices_mask)
+	    hw_enabled_slices != dev_priv->dbuf.enabled_slices)
 		drm_err(&dev_priv->drm,
 			"mismatch in DBUF Slices (expected 0x%x, got 0x%x)\n",
-			dev_priv->enabled_dbuf_slices_mask,
+			dev_priv->dbuf.enabled_slices,
 			hw_enabled_slices);
 
 	/* planes */
@@ -14404,6 +14439,8 @@ intel_crtc_update_active_timings(const struct intel_crtc_state *crtc_state)
 
 	drm_calc_timestamping_constants(&crtc->base, adjusted_mode);
 
+	crtc->mode_flags = crtc_state->mode_flags;
+
 	/*
 	 * The scanline counter increments at the leading edge of hsync.
 	 *
@@ -14551,20 +14588,12 @@ static int intel_modeset_checks(struct intel_atomic_state *state)
 	state->modeset = true;
 	state->active_pipes = intel_calc_active_pipes(state, dev_priv->active_pipes);
 
-	state->active_pipe_changes = state->active_pipes ^ dev_priv->active_pipes;
-
-	if (state->active_pipe_changes) {
+	if (state->active_pipes != dev_priv->active_pipes) {
 		ret = _intel_atomic_lock_global_state(state);
 		if (ret)
 			return ret;
 	}
 
-	ret = intel_modeset_calc_cdclk(state);
-	if (ret)
-		return ret;
-
-	intel_modeset_clear_plls(state);
-
 	if (IS_HASWELL(dev_priv))
 		return hsw_mode_set_planes_workaround(state);
 
@@ -14641,11 +14670,10 @@ static bool active_planes_affects_min_cdclk(struct drm_i915_private *dev_priv)
 	/* See {hsw,vlv,ivb}_plane_ratio() */
 	return IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv) ||
 		IS_CHERRYVIEW(dev_priv) || IS_VALLEYVIEW(dev_priv) ||
-		IS_IVYBRIDGE(dev_priv);
+		IS_IVYBRIDGE(dev_priv) || (INTEL_GEN(dev_priv) >= 11);
 }
 
-static int intel_atomic_check_planes(struct intel_atomic_state *state,
-				     bool *need_cdclk_calc)
+static int intel_atomic_check_planes(struct intel_atomic_state *state)
 {
 	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
 	struct intel_crtc_state *old_crtc_state, *new_crtc_state;
@@ -14687,7 +14715,13 @@ static int intel_atomic_check_planes(struct intel_atomic_state *state,
 		old_active_planes = old_crtc_state->active_planes & ~BIT(PLANE_CURSOR);
 		new_active_planes = new_crtc_state->active_planes & ~BIT(PLANE_CURSOR);
 
-		if (hweight8(old_active_planes) == hweight8(new_active_planes))
+		/*
+		 * Not only the number of planes, but if the plane configuration had
+		 * changed might already mean we need to recompute min CDCLK,
+		 * because different planes might consume different amount of Dbuf bandwidth
+		 * according to formula: Bw per plane = Pixel rate * bpp * pipe/plane scale factor
+		 */
+		if (old_active_planes == new_active_planes)
 			continue;
 
 		ret = intel_crtc_add_planes_to_state(state, crtc, new_active_planes);
@@ -14695,6 +14729,21 @@ static int intel_atomic_check_planes(struct intel_atomic_state *state,
 			return ret;
 	}
 
+	return 0;
+}
+
+static int intel_atomic_check_cdclk(struct intel_atomic_state *state,
+				    bool *need_cdclk_calc)
+{
+	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
+	struct intel_cdclk_state *new_cdclk_state;
+	struct intel_plane_state *plane_state;
+	struct intel_bw_state *new_bw_state;
+	struct intel_plane *plane;
+	int min_cdclk = 0;
+	enum pipe pipe;
+	int ret;
+	int i;
 	/*
 	 * active_planes bitmask has been updated, and potentially
 	 * affected planes are part of the state. We can now
@@ -14706,6 +14755,30 @@ static int intel_atomic_check_planes(struct intel_atomic_state *state,
 			return ret;
 	}
 
+	new_cdclk_state = intel_atomic_get_new_cdclk_state(state);
+
+	if (new_cdclk_state && new_cdclk_state->force_min_cdclk_changed)
+		*need_cdclk_calc = true;
+
+	ret = dev_priv->display.bw_calc_min_cdclk(state);
+	if (ret)
+		return ret;
+
+	new_bw_state = intel_atomic_get_new_bw_state(state);
+
+	if (!new_cdclk_state || !new_bw_state)
+		return 0;
+
+	for_each_pipe(dev_priv, pipe) {
+		min_cdclk = max(new_cdclk_state->min_cdclk[pipe], min_cdclk);
+
+		/*
+		 * Currently do this change only if we need to increase
+		 */
+		if (new_bw_state->min_cdclk > min_cdclk)
+			*need_cdclk_calc = true;
+	}
+
 	return 0;
 }
 
@@ -14757,16 +14830,13 @@ static int intel_atomic_check(struct drm_device *dev,
 	struct drm_i915_private *dev_priv = to_i915(dev);
 	struct intel_atomic_state *state = to_intel_atomic_state(_state);
 	struct intel_crtc_state *old_crtc_state, *new_crtc_state;
-	struct intel_cdclk_state *new_cdclk_state;
 	struct intel_crtc *crtc;
 	int ret, i;
 	bool any_ms = false;
 
-	/* Catch I915_MODE_FLAG_INHERITED */
 	for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state,
 					    new_crtc_state, i) {
-		if (new_crtc_state->uapi.mode.private_flags !=
-		    old_crtc_state->uapi.mode.private_flags)
+		if (new_crtc_state->inherited != old_crtc_state->inherited)
 			new_crtc_state->uapi.mode_changed = true;
 	}
 
@@ -14868,14 +14938,10 @@ static int intel_atomic_check(struct drm_device *dev,
 	if (ret)
 		goto fail;
 
-	ret = intel_atomic_check_planes(state, &any_ms);
+	ret = intel_atomic_check_planes(state);
 	if (ret)
 		goto fail;
 
-	new_cdclk_state = intel_atomic_get_new_cdclk_state(state);
-	if (new_cdclk_state && new_cdclk_state->force_min_cdclk_changed)
-		any_ms = true;
-
 	/*
 	 * distrust_bios_wm will force a full dbuf recomputation
 	 * but the hardware state will only get updated accordingly
@@ -14896,10 +14962,6 @@ static int intel_atomic_check(struct drm_device *dev,
 			goto fail;
 	}
 
-	ret = intel_atomic_check_crtcs(state);
-	if (ret)
-		goto fail;
-
 	intel_fbc_choose_crtc(dev_priv, state);
 	ret = calc_watermark_data(state);
 	if (ret)
@@ -14909,6 +14971,22 @@ static int intel_atomic_check(struct drm_device *dev,
 	if (ret)
 		goto fail;
 
+	ret = intel_atomic_check_cdclk(state, &any_ms);
+	if (ret)
+		goto fail;
+
+	if (any_ms) {
+		ret = intel_modeset_calc_cdclk(state);
+		if (ret)
+			return ret;
+
+		intel_modeset_clear_plls(state);
+	}
+
+	ret = intel_atomic_check_crtcs(state);
+	if (ret)
+		goto fail;
+
 	for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state,
 					    new_crtc_state, i) {
 		if (!needs_modeset(new_crtc_state) &&
@@ -14939,8 +15017,24 @@ static int intel_atomic_check(struct drm_device *dev,
 
 static int intel_atomic_prepare_commit(struct intel_atomic_state *state)
 {
-	return drm_atomic_helper_prepare_planes(state->base.dev,
-						&state->base);
+	struct intel_crtc_state *crtc_state;
+	struct intel_crtc *crtc;
+	int i, ret;
+
+	ret = drm_atomic_helper_prepare_planes(state->base.dev, &state->base);
+	if (ret < 0)
+		return ret;
+
+	for_each_new_intel_crtc_in_state(state, crtc, crtc_state, i) {
+		bool mode_changed = needs_modeset(crtc_state);
+
+		if (mode_changed || crtc_state->update_pipe ||
+		    crtc_state->uapi.color_mgmt_changed) {
+			intel_dsb_prepare(crtc_state);
+		}
+	}
+
+	return 0;
 }
 
 u32 intel_crtc_get_vblank_counter(struct intel_crtc *crtc)
@@ -15112,7 +15206,7 @@ static void intel_update_crtc(struct intel_atomic_state *state,
 	 * of enabling them on the CRTC's first fastset.
 	 */
 	if (new_crtc_state->update_pipe && !modeset &&
-	    old_crtc_state->hw.mode.private_flags & I915_MODE_FLAG_INHERITED)
+	    old_crtc_state->inherited)
 		intel_crtc_arm_fifo_underrun(crtc, new_crtc_state);
 }
 
@@ -15204,29 +15298,6 @@ static void intel_commit_modeset_enables(struct intel_atomic_state *state)
 	}
 }
 
-static void icl_dbuf_slice_pre_update(struct intel_atomic_state *state)
-{
-	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
-	u8 hw_enabled_slices = dev_priv->enabled_dbuf_slices_mask;
-	u8 required_slices = state->enabled_dbuf_slices_mask;
-	u8 slices_union = hw_enabled_slices | required_slices;
-
-	/* If 2nd DBuf slice required, enable it here */
-	if (INTEL_GEN(dev_priv) >= 11 && slices_union != hw_enabled_slices)
-		icl_dbuf_slices_update(dev_priv, slices_union);
-}
-
-static void icl_dbuf_slice_post_update(struct intel_atomic_state *state)
-{
-	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
-	u8 hw_enabled_slices = dev_priv->enabled_dbuf_slices_mask;
-	u8 required_slices = state->enabled_dbuf_slices_mask;
-
-	/* If 2nd DBuf slice is no more required disable it */
-	if (INTEL_GEN(dev_priv) >= 11 && required_slices != hw_enabled_slices)
-		icl_dbuf_slices_update(dev_priv, required_slices);
-}
-
 static void skl_commit_modeset_enables(struct intel_atomic_state *state)
 {
 	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
@@ -15393,15 +15464,27 @@ static void intel_atomic_commit_fence_wait(struct intel_atomic_state *intel_stat
 		    &wait_reset);
 }
 
+static void intel_cleanup_dsbs(struct intel_atomic_state *state)
+{
+	struct intel_crtc_state *old_crtc_state, *new_crtc_state;
+	struct intel_crtc *crtc;
+	int i;
+
+	for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state,
+					    new_crtc_state, i)
+		intel_dsb_cleanup(old_crtc_state);
+}
+
 static void intel_atomic_cleanup_work(struct work_struct *work)
 {
-	struct drm_atomic_state *state =
-		container_of(work, struct drm_atomic_state, commit_work);
-	struct drm_i915_private *i915 = to_i915(state->dev);
+	struct intel_atomic_state *state =
+		container_of(work, struct intel_atomic_state, base.commit_work);
+	struct drm_i915_private *i915 = to_i915(state->base.dev);
 
-	drm_atomic_helper_cleanup_planes(&i915->drm, state);
-	drm_atomic_helper_commit_cleanup_done(state);
-	drm_atomic_state_put(state);
+	intel_cleanup_dsbs(state);
+	drm_atomic_helper_cleanup_planes(&i915->drm, &state->base);
+	drm_atomic_helper_commit_cleanup_done(&state->base);
+	drm_atomic_state_put(&state->base);
 
 	intel_atomic_helper_free_state(i915);
 }
@@ -15467,9 +15550,7 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state)
 	if (state->modeset)
 		intel_encoders_update_prepare(state);
 
-	/* Enable all new slices, we might need */
-	if (state->modeset)
-		icl_dbuf_slice_pre_update(state);
+	intel_dbuf_pre_plane_update(state);
 
 	/* Now enable the clocks, plane, pipe, and connectors that we set up. */
 	dev_priv->display.commit_modeset_enables(state);
@@ -15524,9 +15605,7 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state)
 			dev_priv->display.optimize_watermarks(state, crtc);
 	}
 
-	/* Disable all slices, we don't need */
-	if (state->modeset)
-		icl_dbuf_slice_post_update(state);
+	intel_dbuf_post_plane_update(state);
 
 	for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
 		intel_post_plane_update(state, crtc);
@@ -15535,6 +15614,13 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state)
 			modeset_put_power_domains(dev_priv, put_domains[i]);
 
 		intel_modeset_verify_crtc(crtc, state, old_crtc_state, new_crtc_state);
+
+		/*
+		 * DSB cleanup is done in cleanup_work aligning with framebuffer
+		 * cleanup. So copy and reset the dsb structure to sync with
+		 * commit_done and later do dsb cleanup in cleanup_work.
+		 */
+		old_crtc_state->dsb = fetch_and_zero(&new_crtc_state->dsb);
 	}
 
 	/* Underruns don't always raise interrupts, so check manually */
@@ -15684,8 +15770,15 @@ static int intel_atomic_commit(struct drm_device *dev,
 		intel_atomic_swap_global_state(state);
 
 	if (ret) {
+		struct intel_crtc_state *new_crtc_state;
+		struct intel_crtc *crtc;
+		int i;
+
 		i915_sw_fence_commit(&state->commit_ready);
 
+		for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i)
+			intel_dsb_cleanup(new_crtc_state);
+
 		drm_atomic_helper_cleanup_planes(dev, &state->base);
 		intel_runtime_pm_put(&dev_priv->runtime_pm, state->wakeref);
 		return ret;
@@ -16240,7 +16333,8 @@ intel_primary_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe)
 	 * On gen2/3 only plane A can do FBC, but the panel fitter and LVDS
 	 * port is hooked to pipe B. Hence we want plane A feeding pipe B.
 	 */
-	if (HAS_FBC(dev_priv) && INTEL_GEN(dev_priv) < 4)
+	if (HAS_FBC(dev_priv) && INTEL_GEN(dev_priv) < 4 &&
+	    INTEL_NUM_PIPES(dev_priv) == 2)
 		plane->i9xx_plane = (enum i9xx_plane_id) !pipe;
 	else
 		plane->i9xx_plane = (enum i9xx_plane_id) pipe;
@@ -16405,6 +16499,9 @@ intel_cursor_plane_create(struct drm_i915_private *dev_priv,
 	zpos = RUNTIME_INFO(dev_priv)->num_sprites[pipe] + 1;
 	drm_plane_create_zpos_immutable_property(&cursor->base, zpos);
 
+	if (INTEL_GEN(dev_priv) >= 12)
+		drm_plane_enable_fb_damage_clips(&cursor->base);
+
 	drm_plane_helper_add(&cursor->base, &intel_plane_helper_funcs);
 
 	return cursor;
@@ -16745,7 +16842,12 @@ static void intel_setup_outputs(struct drm_i915_private *dev_priv)
 	if (!HAS_DISPLAY(dev_priv) || !INTEL_DISPLAY_ENABLED(dev_priv))
 		return;
 
-	if (INTEL_GEN(dev_priv) >= 12) {
+	if (IS_ROCKETLAKE(dev_priv)) {
+		intel_ddi_init(dev_priv, PORT_A);
+		intel_ddi_init(dev_priv, PORT_B);
+		intel_ddi_init(dev_priv, PORT_D);	/* DDI TC1 */
+		intel_ddi_init(dev_priv, PORT_E);	/* DDI TC2 */
+	} else if (INTEL_GEN(dev_priv) >= 12) {
 		intel_ddi_init(dev_priv, PORT_A);
 		intel_ddi_init(dev_priv, PORT_B);
 		intel_ddi_init(dev_priv, PORT_D);
@@ -17420,23 +17522,35 @@ void intel_modeset_init_hw(struct drm_i915_private *i915)
 {
 	struct intel_cdclk_state *cdclk_state =
 		to_intel_cdclk_state(i915->cdclk.obj.state);
+	struct intel_dbuf_state *dbuf_state =
+		to_intel_dbuf_state(i915->dbuf.obj.state);
 
 	intel_update_cdclk(i915);
 	intel_dump_cdclk_config(&i915->cdclk.hw, "Current CDCLK");
 	cdclk_state->logical = cdclk_state->actual = i915->cdclk.hw;
+
+	dbuf_state->enabled_slices = i915->dbuf.enabled_slices;
 }
 
 static int sanitize_watermarks_add_affected(struct drm_atomic_state *state)
 {
 	struct drm_plane *plane;
-	struct drm_crtc *crtc;
+	struct intel_crtc *crtc;
 
-	drm_for_each_crtc(crtc, state->dev) {
-		struct drm_crtc_state *crtc_state;
+	for_each_intel_crtc(state->dev, crtc) {
+		struct intel_crtc_state *crtc_state;
 
-		crtc_state = drm_atomic_get_crtc_state(state, crtc);
+		crtc_state = intel_atomic_get_crtc_state(state, crtc);
 		if (IS_ERR(crtc_state))
 			return PTR_ERR(crtc_state);
+
+		if (crtc_state->hw.active) {
+			/*
+			 * Preserve the inherited flag to avoid
+			 * taking the full modeset path.
+			 */
+			crtc_state->inherited = true;
+		}
 	}
 
 	drm_for_each_plane(plane, state->dev) {
@@ -17578,6 +17692,15 @@ retry:
 		}
 
 		if (crtc_state->hw.active) {
+			/*
+			 * We've not yet detected sink capabilities
+			 * (audio,infoframes,etc.) and thus we don't want to
+			 * force a full state recomputation yet. We want that to
+			 * happen only for the first real commit from userspace.
+			 * So preserve the inherited flag for the time being.
+			 */
+			crtc_state->inherited = true;
+
 			ret = drm_atomic_add_affected_planes(state, &crtc->base);
 			if (ret)
 				goto out;
@@ -17665,7 +17788,8 @@ static void intel_mode_config_init(struct drm_i915_private *i915)
 	if (IS_I845G(i915) || IS_I865G(i915)) {
 		mode_config->cursor_width = IS_I845G(i915) ? 64 : 512;
 		mode_config->cursor_height = 1023;
-	} else if (IS_GEN(i915, 2)) {
+	} else if (IS_I830(i915) || IS_I85X(i915) ||
+		   IS_I915G(i915) || IS_I915GM(i915)) {
 		mode_config->cursor_width = 64;
 		mode_config->cursor_height = 64;
 	} else {
@@ -17711,6 +17835,10 @@ int intel_modeset_init_noirq(struct drm_i915_private *i915)
 	if (ret)
 		return ret;
 
+	ret = intel_dbuf_init(i915);
+	if (ret)
+		return ret;
+
 	ret = intel_bw_init(i915);
 	if (ret)
 		return ret;
@@ -18227,6 +18355,8 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
 	struct drm_i915_private *dev_priv = to_i915(dev);
 	struct intel_cdclk_state *cdclk_state =
 		to_intel_cdclk_state(dev_priv->cdclk.obj.state);
+	struct intel_dbuf_state *dbuf_state =
+		to_intel_dbuf_state(dev_priv->dbuf.obj.state);
 	enum pipe pipe;
 	struct intel_crtc *crtc;
 	struct intel_encoder *encoder;
@@ -18257,7 +18387,8 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
 			    enableddisabled(crtc_state->hw.active));
 	}
 
-	dev_priv->active_pipes = cdclk_state->active_pipes = active_pipes;
+	dev_priv->active_pipes = cdclk_state->active_pipes =
+		dbuf_state->active_pipes = active_pipes;
 
 	readout_plane_state(dev_priv);
 
@@ -18348,7 +18479,7 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
 			 * set a flag to indicate that a full recalculation is
 			 * needed on the next commit.
 			 */
-			mode->private_flags = I915_MODE_FLAG_INHERITED;
+			crtc_state->inherited = true;
 
 			intel_crtc_compute_pixel_rate(crtc_state);
 
diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h
index efb4da205ea2..e890c8fb779b 100644
--- a/drivers/gpu/drm/i915/display/intel_display.h
+++ b/drivers/gpu/drm/i915/display/intel_display.h
@@ -187,6 +187,13 @@ enum plane_id {
 	for ((__p) = PLANE_PRIMARY; (__p) < I915_MAX_PLANES; (__p)++) \
 		for_each_if((__crtc)->plane_ids_mask & BIT(__p))
 
+#define for_each_dbuf_slice_in_mask(__slice, __mask) \
+	for ((__slice) = DBUF_S1; (__slice) < I915_MAX_DBUF_SLICES; (__slice)++) \
+		for_each_if((BIT(__slice)) & (__mask))
+
+#define for_each_dbuf_slice(__slice) \
+	for_each_dbuf_slice_in_mask(__slice, BIT(I915_MAX_DBUF_SLICES) - 1)
+
 enum port {
 	PORT_NONE = -1,
 
@@ -535,7 +542,7 @@ void intel_crtc_vblank_off(const struct intel_crtc_state *crtc_state);
 
 int ilk_get_lanes_required(int target_clock, int link_bw, int bpp);
 void vlv_wait_port_ready(struct drm_i915_private *dev_priv,
-			 struct intel_digital_port *dport,
+			 struct intel_digital_port *dig_port,
 			 unsigned int expected_mask);
 int intel_get_load_detect_pipe(struct drm_connector *connector,
 			       struct intel_load_detect_pipe *old,
@@ -608,6 +615,7 @@ unsigned int i9xx_plane_max_stride(struct intel_plane *plane,
 				   u32 pixel_format, u64 modifier,
 				   unsigned int rotation);
 int bdw_get_pipemisc_bpp(struct intel_crtc *crtc);
+unsigned int intel_plane_fence_y_offset(const struct intel_plane_state *plane_state);
 
 struct intel_display_error_state *
 intel_display_capture_error_state(struct drm_i915_private *dev_priv);
diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
index 2b640d8ab9d2..3644752cc5ec 100644
--- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c
+++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
@@ -125,7 +125,7 @@ static int i915_ips_status(struct seq_file *m, void *unused)
 	wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm);
 
 	seq_printf(m, "Enabled by kernel parameter: %s\n",
-		   yesno(i915_modparams.enable_ips));
+		   yesno(dev_priv->params.enable_ips));
 
 	if (INTEL_GEN(dev_priv) >= 8) {
 		seq_puts(m, "Currently: unknown\n");
@@ -1194,7 +1194,7 @@ static int i915_dp_mst_info(struct seq_file *m, void *unused)
 	struct drm_i915_private *dev_priv = node_to_i915(m->private);
 	struct drm_device *dev = &dev_priv->drm;
 	struct intel_encoder *intel_encoder;
-	struct intel_digital_port *intel_dig_port;
+	struct intel_digital_port *dig_port;
 	struct drm_connector *connector;
 	struct drm_connector_list_iter conn_iter;
 
@@ -1207,14 +1207,14 @@ static int i915_dp_mst_info(struct seq_file *m, void *unused)
 		if (!intel_encoder || intel_encoder->type == INTEL_OUTPUT_DP_MST)
 			continue;
 
-		intel_dig_port = enc_to_dig_port(intel_encoder);
-		if (!intel_dig_port->dp.can_mst)
+		dig_port = enc_to_dig_port(intel_encoder);
+		if (!dig_port->dp.can_mst)
 			continue;
 
 		seq_printf(m, "MST Source Port [ENCODER:%d:%s]\n",
-			   intel_dig_port->base.base.base.id,
-			   intel_dig_port->base.base.name);
-		drm_dp_mst_dump_topology(m, &intel_dig_port->dp.mst_mgr);
+			   dig_port->base.base.base.id,
+			   dig_port->base.base.name);
+		drm_dp_mst_dump_topology(m, &dig_port->dp.mst_mgr);
 	}
 	drm_connector_list_iter_end(&conn_iter);
 
@@ -2218,7 +2218,8 @@ int intel_connector_debugfs_add(struct drm_connector *connector)
 	}
 
 	if (INTEL_GEN(dev_priv) >= 10 &&
-	    (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort ||
+	    ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort &&
+	      !to_intel_connector(connector)->mst_port) ||
 	     connector->connector_type == DRM_MODE_CONNECTOR_eDP))
 		debugfs_create_file("i915_dsc_fec_support", S_IRUGO, root,
 				    connector, &i915_dsc_fec_support_fops);
diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c
index 49998906cc61..0c713e83274d 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.c
+++ b/drivers/gpu/drm/i915/display/intel_display_power.c
@@ -1161,7 +1161,7 @@ static bool gen9_dc_off_power_well_enabled(struct drm_i915_private *dev_priv,
 static void gen9_assert_dbuf_enabled(struct drm_i915_private *dev_priv)
 {
 	u8 hw_enabled_dbuf_slices = intel_enabled_dbuf_slices_mask(dev_priv);
-	u8 enabled_dbuf_slices = dev_priv->enabled_dbuf_slices_mask;
+	u8 enabled_dbuf_slices = dev_priv->dbuf.enabled_slices;
 
 	drm_WARN(&dev_priv->drm,
 		 hw_enabled_dbuf_slices != enabled_dbuf_slices,
@@ -1817,8 +1817,8 @@ void chv_phy_powergate_lanes(struct intel_encoder *encoder,
 {
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	struct i915_power_domains *power_domains = &dev_priv->power_domains;
-	enum dpio_phy phy = vlv_dport_to_phy(enc_to_dig_port(encoder));
-	enum dpio_channel ch = vlv_dport_to_channel(enc_to_dig_port(encoder));
+	enum dpio_phy phy = vlv_dig_port_to_phy(enc_to_dig_port(encoder));
+	enum dpio_channel ch = vlv_dig_port_to_channel(enc_to_dig_port(encoder));
 
 	mutex_lock(&power_domains->lock);
 
@@ -1943,22 +1943,29 @@ static u64 __async_put_domains_mask(struct i915_power_domains *power_domains)
 static bool
 assert_async_put_domain_masks_disjoint(struct i915_power_domains *power_domains)
 {
-	return !WARN_ON(power_domains->async_put_domains[0] &
-			power_domains->async_put_domains[1]);
+	struct drm_i915_private *i915 = container_of(power_domains,
+						     struct drm_i915_private,
+						     power_domains);
+	return !drm_WARN_ON(&i915->drm, power_domains->async_put_domains[0] &
+			    power_domains->async_put_domains[1]);
 }
 
 static bool
 __async_put_domains_state_ok(struct i915_power_domains *power_domains)
 {
+	struct drm_i915_private *i915 = container_of(power_domains,
+						     struct drm_i915_private,
+						     power_domains);
 	enum intel_display_power_domain domain;
 	bool err = false;
 
 	err |= !assert_async_put_domain_masks_disjoint(power_domains);
-	err |= WARN_ON(!!power_domains->async_put_wakeref !=
-		       !!__async_put_domains_mask(power_domains));
+	err |= drm_WARN_ON(&i915->drm, !!power_domains->async_put_wakeref !=
+			   !!__async_put_domains_mask(power_domains));
 
 	for_each_power_domain(domain, __async_put_domains_mask(power_domains))
-		err |= WARN_ON(power_domains->domain_use_count[domain] != 1);
+		err |= drm_WARN_ON(&i915->drm,
+				   power_domains->domain_use_count[domain] != 1);
 
 	return !err;
 }
@@ -2200,11 +2207,14 @@ static void
 queue_async_put_domains_work(struct i915_power_domains *power_domains,
 			     intel_wakeref_t wakeref)
 {
-	WARN_ON(power_domains->async_put_wakeref);
+	struct drm_i915_private *i915 = container_of(power_domains,
+						     struct drm_i915_private,
+						     power_domains);
+	drm_WARN_ON(&i915->drm, power_domains->async_put_wakeref);
 	power_domains->async_put_wakeref = wakeref;
-	WARN_ON(!queue_delayed_work(system_unbound_wq,
-				    &power_domains->async_put_work,
-				    msecs_to_jiffies(100)));
+	drm_WARN_ON(&i915->drm, !queue_delayed_work(system_unbound_wq,
+						    &power_domains->async_put_work,
+						    msecs_to_jiffies(100)));
 }
 
 static void
@@ -2913,6 +2923,53 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
 	BIT_ULL(POWER_DOMAIN_AUX_I_TBT)	|	\
 	BIT_ULL(POWER_DOMAIN_TC_COLD_OFF))
 
+#define RKL_PW_4_POWER_DOMAINS (			\
+	BIT_ULL(POWER_DOMAIN_PIPE_C) |			\
+	BIT_ULL(POWER_DOMAIN_PIPE_C_PANEL_FITTER) |	\
+	BIT_ULL(POWER_DOMAIN_TRANSCODER_C) |		\
+	BIT_ULL(POWER_DOMAIN_INIT))
+
+#define RKL_PW_3_POWER_DOMAINS (			\
+	RKL_PW_4_POWER_DOMAINS |			\
+	BIT_ULL(POWER_DOMAIN_PIPE_B) |			\
+	BIT_ULL(POWER_DOMAIN_PIPE_B_PANEL_FITTER) |	\
+	BIT_ULL(POWER_DOMAIN_AUDIO) |			\
+	BIT_ULL(POWER_DOMAIN_VGA) |			\
+	BIT_ULL(POWER_DOMAIN_TRANSCODER_B) |		\
+	BIT_ULL(POWER_DOMAIN_PORT_DDI_D_LANES) |	\
+	BIT_ULL(POWER_DOMAIN_PORT_DDI_E_LANES) |	\
+	BIT_ULL(POWER_DOMAIN_AUX_D) |			\
+	BIT_ULL(POWER_DOMAIN_AUX_E) |			\
+	BIT_ULL(POWER_DOMAIN_INIT))
+
+/*
+ * There is no PW_2/PG_2 on RKL.
+ *
+ * RKL PW_1/PG_1 domains (under HW/DMC control):
+ * - DBUF function (note: registers are in PW0)
+ * - PIPE_A and its planes and VDSC/joining, except VGA
+ * - transcoder A
+ * - DDI_A and DDI_B
+ * - FBC
+ *
+ * RKL PW_0/PG_0 domains (under HW/DMC control):
+ * - PCI
+ * - clocks except port PLL
+ * - shared functions:
+ *     * interrupts except pipe interrupts
+ *     * MBus except PIPE_MBUS_DBOX_CTL
+ *     * DBUF registers
+ * - central power except FBC
+ * - top-level GTC (DDI-level GTC is in the well associated with the DDI)
+ */
+
+#define RKL_DISPLAY_DC_OFF_POWER_DOMAINS (		\
+	RKL_PW_3_POWER_DOMAINS |			\
+	BIT_ULL(POWER_DOMAIN_MODESET) |			\
+	BIT_ULL(POWER_DOMAIN_AUX_A) |			\
+	BIT_ULL(POWER_DOMAIN_AUX_B) |			\
+	BIT_ULL(POWER_DOMAIN_INIT))
+
 static const struct i915_power_well_ops i9xx_always_on_power_well_ops = {
 	.sync_hw = i9xx_power_well_sync_hw_noop,
 	.enable = i9xx_always_on_power_well_noop,
@@ -4283,6 +4340,140 @@ static const struct i915_power_well_desc tgl_power_wells[] = {
 	},
 };
 
+static const struct i915_power_well_desc rkl_power_wells[] = {
+	{
+		.name = "always-on",
+		.always_on = true,
+		.domains = POWER_DOMAIN_MASK,
+		.ops = &i9xx_always_on_power_well_ops,
+		.id = DISP_PW_ID_NONE,
+	},
+	{
+		.name = "power well 1",
+		/* Handled by the DMC firmware */
+		.always_on = true,
+		.domains = 0,
+		.ops = &hsw_power_well_ops,
+		.id = SKL_DISP_PW_1,
+		{
+			.hsw.regs = &hsw_power_well_regs,
+			.hsw.idx = ICL_PW_CTL_IDX_PW_1,
+			.hsw.has_fuses = true,
+		},
+	},
+	{
+		.name = "DC off",
+		.domains = RKL_DISPLAY_DC_OFF_POWER_DOMAINS,
+		.ops = &gen9_dc_off_power_well_ops,
+		.id = SKL_DISP_DC_OFF,
+	},
+	{
+		.name = "power well 3",
+		.domains = RKL_PW_3_POWER_DOMAINS,
+		.ops = &hsw_power_well_ops,
+		.id = ICL_DISP_PW_3,
+		{
+			.hsw.regs = &hsw_power_well_regs,
+			.hsw.idx = ICL_PW_CTL_IDX_PW_3,
+			.hsw.irq_pipe_mask = BIT(PIPE_B),
+			.hsw.has_vga = true,
+			.hsw.has_fuses = true,
+		},
+	},
+	{
+		.name = "power well 4",
+		.domains = RKL_PW_4_POWER_DOMAINS,
+		.ops = &hsw_power_well_ops,
+		.id = DISP_PW_ID_NONE,
+		{
+			.hsw.regs = &hsw_power_well_regs,
+			.hsw.idx = ICL_PW_CTL_IDX_PW_4,
+			.hsw.has_fuses = true,
+			.hsw.irq_pipe_mask = BIT(PIPE_C),
+		}
+	},
+	{
+		.name = "DDI A IO",
+		.domains = ICL_DDI_IO_A_POWER_DOMAINS,
+		.ops = &hsw_power_well_ops,
+		.id = DISP_PW_ID_NONE,
+		{
+			.hsw.regs = &icl_ddi_power_well_regs,
+			.hsw.idx = ICL_PW_CTL_IDX_DDI_A,
+		}
+	},
+	{
+		.name = "DDI B IO",
+		.domains = ICL_DDI_IO_B_POWER_DOMAINS,
+		.ops = &hsw_power_well_ops,
+		.id = DISP_PW_ID_NONE,
+		{
+			.hsw.regs = &icl_ddi_power_well_regs,
+			.hsw.idx = ICL_PW_CTL_IDX_DDI_B,
+		}
+	},
+	{
+		.name = "DDI D TC1 IO",
+		.domains = TGL_DDI_IO_D_TC1_POWER_DOMAINS,
+		.ops = &hsw_power_well_ops,
+		.id = DISP_PW_ID_NONE,
+		{
+			.hsw.regs = &icl_ddi_power_well_regs,
+			.hsw.idx = TGL_PW_CTL_IDX_DDI_TC1,
+		},
+	},
+	{
+		.name = "DDI E TC2 IO",
+		.domains = TGL_DDI_IO_E_TC2_POWER_DOMAINS,
+		.ops = &hsw_power_well_ops,
+		.id = DISP_PW_ID_NONE,
+		{
+			.hsw.regs = &icl_ddi_power_well_regs,
+			.hsw.idx = TGL_PW_CTL_IDX_DDI_TC2,
+		},
+	},
+	{
+		.name = "AUX A",
+		.domains = ICL_AUX_A_IO_POWER_DOMAINS,
+		.ops = &icl_aux_power_well_ops,
+		.id = DISP_PW_ID_NONE,
+		{
+			.hsw.regs = &icl_aux_power_well_regs,
+			.hsw.idx = ICL_PW_CTL_IDX_AUX_A,
+		},
+	},
+	{
+		.name = "AUX B",
+		.domains = ICL_AUX_B_IO_POWER_DOMAINS,
+		.ops = &icl_aux_power_well_ops,
+		.id = DISP_PW_ID_NONE,
+		{
+			.hsw.regs = &icl_aux_power_well_regs,
+			.hsw.idx = ICL_PW_CTL_IDX_AUX_B,
+		},
+	},
+	{
+		.name = "AUX D TC1",
+		.domains = TGL_AUX_D_TC1_IO_POWER_DOMAINS,
+		.ops = &icl_aux_power_well_ops,
+		.id = DISP_PW_ID_NONE,
+		{
+			.hsw.regs = &icl_aux_power_well_regs,
+			.hsw.idx = TGL_PW_CTL_IDX_AUX_TC1,
+		},
+	},
+	{
+		.name = "AUX E TC2",
+		.domains = TGL_AUX_E_TC2_IO_POWER_DOMAINS,
+		.ops = &icl_aux_power_well_ops,
+		.id = DISP_PW_ID_NONE,
+		{
+			.hsw.regs = &icl_aux_power_well_regs,
+			.hsw.idx = TGL_PW_CTL_IDX_AUX_TC2,
+		},
+	},
+};
+
 static int
 sanitize_disable_power_well_option(const struct drm_i915_private *dev_priv,
 				   int disable_power_well)
@@ -4322,7 +4513,7 @@ static u32 get_allowed_dc_mask(const struct drm_i915_private *dev_priv,
 		mask = 0;
 	}
 
-	if (!i915_modparams.disable_power_well)
+	if (!dev_priv->params.disable_power_well)
 		max_dc = 0;
 
 	if (enable_dc >= 0 && enable_dc <= max_dc) {
@@ -4365,6 +4556,9 @@ __set_power_wells(struct i915_power_domains *power_domains,
 		  const struct i915_power_well_desc *power_well_descs,
 		  int power_well_count)
 {
+	struct drm_i915_private *i915 = container_of(power_domains,
+						     struct drm_i915_private,
+						     power_domains);
 	u64 power_well_ids = 0;
 	int i;
 
@@ -4384,8 +4578,8 @@ __set_power_wells(struct i915_power_domains *power_domains,
 		if (id == DISP_PW_ID_NONE)
 			continue;
 
-		WARN_ON(id >= sizeof(power_well_ids) * 8);
-		WARN_ON(power_well_ids & BIT_ULL(id));
+		drm_WARN_ON(&i915->drm, id >= sizeof(power_well_ids) * 8);
+		drm_WARN_ON(&i915->drm, power_well_ids & BIT_ULL(id));
 		power_well_ids |= BIT_ULL(id);
 	}
 
@@ -4408,11 +4602,11 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv)
 	struct i915_power_domains *power_domains = &dev_priv->power_domains;
 	int err;
 
-	i915_modparams.disable_power_well =
+	dev_priv->params.disable_power_well =
 		sanitize_disable_power_well_option(dev_priv,
-						   i915_modparams.disable_power_well);
+						   dev_priv->params.disable_power_well);
 	dev_priv->csr.allowed_dc_mask =
-		get_allowed_dc_mask(dev_priv, i915_modparams.enable_dc);
+		get_allowed_dc_mask(dev_priv, dev_priv->params.enable_dc);
 
 	dev_priv->csr.target_dc_state =
 		sanitize_target_dc_state(dev_priv, DC_STATE_EN_UPTO_DC6);
@@ -4428,7 +4622,9 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv)
 	 * The enabling order will be from lower to higher indexed wells,
 	 * the disabling order is reversed.
 	 */
-	if (IS_GEN(dev_priv, 12)) {
+	if (IS_ROCKETLAKE(dev_priv)) {
+		err = set_power_wells(power_domains, rkl_power_wells);
+	} else if (IS_GEN(dev_priv, 12)) {
 		err = set_power_wells(power_domains, tgl_power_wells);
 	} else if (IS_GEN(dev_priv, 11)) {
 		err = set_power_wells(power_domains, icl_power_wells);
@@ -4491,45 +4687,38 @@ static void intel_power_domains_sync_hw(struct drm_i915_private *dev_priv)
 	mutex_unlock(&power_domains->lock);
 }
 
-static bool intel_dbuf_slice_set(struct drm_i915_private *dev_priv,
-				 i915_reg_t reg, bool enable)
+static void gen9_dbuf_slice_set(struct drm_i915_private *dev_priv,
+				enum dbuf_slice slice, bool enable)
 {
-	u32 val, status;
+	i915_reg_t reg = DBUF_CTL_S(slice);
+	bool state;
+	u32 val;
 
 	val = intel_de_read(dev_priv, reg);
-	val = enable ? (val | DBUF_POWER_REQUEST) : (val & ~DBUF_POWER_REQUEST);
+	if (enable)
+		val |= DBUF_POWER_REQUEST;
+	else
+		val &= ~DBUF_POWER_REQUEST;
 	intel_de_write(dev_priv, reg, val);
 	intel_de_posting_read(dev_priv, reg);
 	udelay(10);
 
-	status = intel_de_read(dev_priv, reg) & DBUF_POWER_STATE;
-	if ((enable && !status) || (!enable && status)) {
-		drm_err(&dev_priv->drm, "DBus power %s timeout!\n",
-			enable ? "enable" : "disable");
-		return false;
-	}
-	return true;
+	state = intel_de_read(dev_priv, reg) & DBUF_POWER_STATE;
+	drm_WARN(&dev_priv->drm, enable != state,
+		 "DBuf slice %d power %s timeout!\n",
+		 slice, enable ? "enable" : "disable");
 }
 
-static void gen9_dbuf_enable(struct drm_i915_private *dev_priv)
+void gen9_dbuf_slices_update(struct drm_i915_private *dev_priv,
+			     u8 req_slices)
 {
-	icl_dbuf_slices_update(dev_priv, BIT(DBUF_S1));
-}
-
-static void gen9_dbuf_disable(struct drm_i915_private *dev_priv)
-{
-	icl_dbuf_slices_update(dev_priv, 0);
-}
-
-void icl_dbuf_slices_update(struct drm_i915_private *dev_priv,
-			    u8 req_slices)
-{
-	int i;
-	int max_slices = INTEL_INFO(dev_priv)->num_supported_dbuf_slices;
+	int num_slices = INTEL_INFO(dev_priv)->num_supported_dbuf_slices;
 	struct i915_power_domains *power_domains = &dev_priv->power_domains;
+	enum dbuf_slice slice;
 
-	drm_WARN(&dev_priv->drm, hweight8(req_slices) > max_slices,
-		 "Invalid number of dbuf slices requested\n");
+	drm_WARN(&dev_priv->drm, req_slices & ~(BIT(num_slices) - 1),
+		 "Invalid set of dbuf slices (0x%x) requested (num dbuf slices %d)\n",
+		 req_slices, num_slices);
 
 	drm_dbg_kms(&dev_priv->drm, "Updating dbuf slices to 0x%x\n",
 		    req_slices);
@@ -4543,36 +4732,36 @@ void icl_dbuf_slices_update(struct drm_i915_private *dev_priv,
 	 */
 	mutex_lock(&power_domains->lock);
 
-	for (i = 0; i < max_slices; i++) {
-		intel_dbuf_slice_set(dev_priv,
-				     DBUF_CTL_S(i),
-				     (req_slices & BIT(i)) != 0);
-	}
+	for (slice = DBUF_S1; slice < num_slices; slice++)
+		gen9_dbuf_slice_set(dev_priv, slice, req_slices & BIT(slice));
 
-	dev_priv->enabled_dbuf_slices_mask = req_slices;
+	dev_priv->dbuf.enabled_slices = req_slices;
 
 	mutex_unlock(&power_domains->lock);
 }
 
-static void icl_dbuf_enable(struct drm_i915_private *dev_priv)
+static void gen9_dbuf_enable(struct drm_i915_private *dev_priv)
 {
-	skl_ddb_get_hw_state(dev_priv);
+	dev_priv->dbuf.enabled_slices =
+		intel_enabled_dbuf_slices_mask(dev_priv);
+
 	/*
 	 * Just power up at least 1 slice, we will
 	 * figure out later which slices we have and what we need.
 	 */
-	icl_dbuf_slices_update(dev_priv, dev_priv->enabled_dbuf_slices_mask |
-			       BIT(DBUF_S1));
+	gen9_dbuf_slices_update(dev_priv, BIT(DBUF_S1) |
+				dev_priv->dbuf.enabled_slices);
 }
 
-static void icl_dbuf_disable(struct drm_i915_private *dev_priv)
+static void gen9_dbuf_disable(struct drm_i915_private *dev_priv)
 {
-	icl_dbuf_slices_update(dev_priv, 0);
+	gen9_dbuf_slices_update(dev_priv, 0);
 }
 
 static void icl_mbus_init(struct drm_i915_private *dev_priv)
 {
-	u32 mask, val;
+	unsigned long abox_regs = INTEL_INFO(dev_priv)->abox_mask;
+	u32 mask, val, i;
 
 	mask = MBUS_ABOX_BT_CREDIT_POOL1_MASK |
 		MBUS_ABOX_BT_CREDIT_POOL2_MASK |
@@ -4583,11 +4772,16 @@ static void icl_mbus_init(struct drm_i915_private *dev_priv)
 		MBUS_ABOX_B_CREDIT(1) |
 		MBUS_ABOX_BW_CREDIT(1);
 
-	intel_de_rmw(dev_priv, MBUS_ABOX_CTL, mask, val);
-	if (INTEL_GEN(dev_priv) >= 12) {
-		intel_de_rmw(dev_priv, MBUS_ABOX1_CTL, mask, val);
-		intel_de_rmw(dev_priv, MBUS_ABOX2_CTL, mask, val);
-	}
+	/*
+	 * gen12 platforms that use abox1 and abox2 for pixel data reads still
+	 * expect us to program the abox_ctl0 register as well, even though
+	 * we don't have to program other instance-0 registers like BW_BUDDY.
+	 */
+	if (IS_GEN(dev_priv, 12))
+		abox_regs |= BIT(0);
+
+	for_each_set_bit(i, &abox_regs, sizeof(abox_regs))
+		intel_de_rmw(dev_priv, MBUS_ABOX_CTL(i), mask, val);
 }
 
 static void hsw_assert_cdclk(struct drm_i915_private *dev_priv)
@@ -5066,7 +5260,8 @@ static void tgl_bw_buddy_init(struct drm_i915_private *dev_priv)
 	enum intel_dram_type type = dev_priv->dram_info.type;
 	u8 num_channels = dev_priv->dram_info.num_channels;
 	const struct buddy_page_mask *table;
-	int i;
+	unsigned long abox_mask = INTEL_INFO(dev_priv)->abox_mask;
+	int config, i;
 
 	if (IS_TGL_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_B0))
 		/* Wa_1409767108: tgl */
@@ -5074,29 +5269,27 @@ static void tgl_bw_buddy_init(struct drm_i915_private *dev_priv)
 	else
 		table = tgl_buddy_page_masks;
 
-	for (i = 0; table[i].page_mask != 0; i++)
-		if (table[i].num_channels == num_channels &&
-		    table[i].type == type)
+	for (config = 0; table[config].page_mask != 0; config++)
+		if (table[config].num_channels == num_channels &&
+		    table[config].type == type)
 			break;
 
-	if (table[i].page_mask == 0) {
+	if (table[config].page_mask == 0) {
 		drm_dbg(&dev_priv->drm,
 			"Unknown memory configuration; disabling address buddy logic.\n");
-		intel_de_write(dev_priv, BW_BUDDY1_CTL, BW_BUDDY_DISABLE);
-		intel_de_write(dev_priv, BW_BUDDY2_CTL, BW_BUDDY_DISABLE);
+		for_each_set_bit(i, &abox_mask, sizeof(abox_mask))
+			intel_de_write(dev_priv, BW_BUDDY_CTL(i),
+				       BW_BUDDY_DISABLE);
 	} else {
-		intel_de_write(dev_priv, BW_BUDDY1_PAGE_MASK,
-			       table[i].page_mask);
-		intel_de_write(dev_priv, BW_BUDDY2_PAGE_MASK,
-			       table[i].page_mask);
-
-		/* Wa_22010178259:tgl */
-		intel_de_rmw(dev_priv, BW_BUDDY1_CTL,
-			     BW_BUDDY_TLB_REQ_TIMER_MASK,
-			     REG_FIELD_PREP(BW_BUDDY_TLB_REQ_TIMER_MASK, 0x8));
-		intel_de_rmw(dev_priv, BW_BUDDY2_CTL,
-			     BW_BUDDY_TLB_REQ_TIMER_MASK,
-			     REG_FIELD_PREP(BW_BUDDY_TLB_REQ_TIMER_MASK, 0x8));
+		for_each_set_bit(i, &abox_mask, sizeof(abox_mask)) {
+			intel_de_write(dev_priv, BW_BUDDY_PAGE_MASK(i),
+				       table[config].page_mask);
+
+			/* Wa_22010178259:tgl,rkl */
+			intel_de_rmw(dev_priv, BW_BUDDY_CTL(i),
+				     BW_BUDDY_TLB_REQ_TIMER_MASK,
+				     BW_BUDDY_TLB_REQ_TIMER(0x8));
+		}
 	}
 }
 
@@ -5105,6 +5298,7 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv,
 {
 	struct i915_power_domains *power_domains = &dev_priv->power_domains;
 	struct i915_power_well *well;
+	u32 val;
 
 	gen9_set_dc_state(dev_priv, DC_STATE_DISABLE);
 
@@ -5127,7 +5321,7 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv,
 	intel_cdclk_init_hw(dev_priv);
 
 	/* 5. Enable DBUF. */
-	icl_dbuf_enable(dev_priv);
+	gen9_dbuf_enable(dev_priv);
 
 	/* 6. Setup MBUS. */
 	icl_mbus_init(dev_priv);
@@ -5138,6 +5332,13 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv,
 
 	if (resume && dev_priv->csr.dmc_payload)
 		intel_csr_load_program(dev_priv);
+
+	/* Wa_14011508470 */
+	if (IS_GEN(dev_priv, 12)) {
+		val = DCPR_CLEAR_MEMSTAT_DIS | DCPR_SEND_RESP_IMM |
+		      DCPR_MASK_LPMODE | DCPR_MASK_MAXLATENCY_MEMUP_CLR;
+		intel_uncore_rmw(&dev_priv->uncore, GEN11_CHICKEN_DCPR_2, 0, val);
+	}
 }
 
 static void icl_display_core_uninit(struct drm_i915_private *dev_priv)
@@ -5150,7 +5351,7 @@ static void icl_display_core_uninit(struct drm_i915_private *dev_priv)
 	/* 1. Disable all display engine functions -> aready done */
 
 	/* 2. Disable DBUF */
-	icl_dbuf_disable(dev_priv);
+	gen9_dbuf_disable(dev_priv);
 
 	/* 3. Disable CD clock */
 	intel_cdclk_uninit_hw(dev_priv);
@@ -5375,7 +5576,7 @@ void intel_power_domains_init_hw(struct drm_i915_private *i915, bool resume)
 		intel_display_power_get(i915, POWER_DOMAIN_INIT);
 
 	/* Disable power support if the user asked so. */
-	if (!i915_modparams.disable_power_well)
+	if (!i915->params.disable_power_well)
 		intel_display_power_get(i915, POWER_DOMAIN_INIT);
 	intel_power_domains_sync_hw(i915);
 
@@ -5399,7 +5600,7 @@ void intel_power_domains_driver_remove(struct drm_i915_private *i915)
 		fetch_and_zero(&i915->power_domains.wakeref);
 
 	/* Remove the refcount we took to keep power well support disabled. */
-	if (!i915_modparams.disable_power_well)
+	if (!i915->params.disable_power_well)
 		intel_display_power_put_unchecked(i915, POWER_DOMAIN_INIT);
 
 	intel_display_power_flush_work_sync(i915);
@@ -5488,7 +5689,7 @@ void intel_power_domains_suspend(struct drm_i915_private *i915,
 	 * Even if power well support was disabled we still want to disable
 	 * power wells if power domains must be deinitialized for suspend.
 	 */
-	if (!i915_modparams.disable_power_well)
+	if (!i915->params.disable_power_well)
 		intel_display_power_put_unchecked(i915, POWER_DOMAIN_INIT);
 
 	intel_display_power_flush_work(i915);
diff --git a/drivers/gpu/drm/i915/display/intel_display_power.h b/drivers/gpu/drm/i915/display/intel_display_power.h
index 6c917699293b..54c20c76057e 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.h
+++ b/drivers/gpu/drm/i915/display/intel_display_power.h
@@ -314,15 +314,16 @@ intel_display_power_put_async(struct drm_i915_private *i915,
 enum dbuf_slice {
 	DBUF_S1,
 	DBUF_S2,
+	I915_MAX_DBUF_SLICES
 };
 
+void gen9_dbuf_slices_update(struct drm_i915_private *dev_priv,
+			     u8 req_slices);
+
 #define with_intel_display_power(i915, domain, wf) \
 	for ((wf) = intel_display_power_get((i915), (domain)); (wf); \
 	     intel_display_power_put_async((i915), (domain), (wf)), (wf) = 0)
 
-void icl_dbuf_slices_update(struct drm_i915_private *dev_priv,
-			    u8 req_slices);
-
 void chv_phy_powergate_lanes(struct intel_encoder *encoder,
 			     bool override, unsigned int mask);
 bool chv_phy_powergate_ch(struct drm_i915_private *dev_priv, enum dpio_phy phy,
diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index 2bf3d4cb4ea9..e8f809161c75 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -279,10 +279,10 @@ enum check_link_response {
  */
 struct intel_hdcp_shim {
 	/* Outputs the transmitter's An and Aksv values to the receiver. */
-	int (*write_an_aksv)(struct intel_digital_port *intel_dig_port, u8 *an);
+	int (*write_an_aksv)(struct intel_digital_port *dig_port, u8 *an);
 
 	/* Reads the receiver's key selection vector */
-	int (*read_bksv)(struct intel_digital_port *intel_dig_port, u8 *bksv);
+	int (*read_bksv)(struct intel_digital_port *dig_port, u8 *bksv);
 
 	/*
 	 * Reads BINFO from DP receivers and BSTATUS from HDMI receivers. The
@@ -290,52 +290,52 @@ struct intel_hdcp_shim {
 	 * different. Call it BSTATUS since that's the name the HDMI spec
 	 * uses and it was there first.
 	 */
-	int (*read_bstatus)(struct intel_digital_port *intel_dig_port,
+	int (*read_bstatus)(struct intel_digital_port *dig_port,
 			    u8 *bstatus);
 
 	/* Determines whether a repeater is present downstream */
-	int (*repeater_present)(struct intel_digital_port *intel_dig_port,
+	int (*repeater_present)(struct intel_digital_port *dig_port,
 				bool *repeater_present);
 
 	/* Reads the receiver's Ri' value */
-	int (*read_ri_prime)(struct intel_digital_port *intel_dig_port, u8 *ri);
+	int (*read_ri_prime)(struct intel_digital_port *dig_port, u8 *ri);
 
 	/* Determines if the receiver's KSV FIFO is ready for consumption */
-	int (*read_ksv_ready)(struct intel_digital_port *intel_dig_port,
+	int (*read_ksv_ready)(struct intel_digital_port *dig_port,
 			      bool *ksv_ready);
 
 	/* Reads the ksv fifo for num_downstream devices */
-	int (*read_ksv_fifo)(struct intel_digital_port *intel_dig_port,
+	int (*read_ksv_fifo)(struct intel_digital_port *dig_port,
 			     int num_downstream, u8 *ksv_fifo);
 
 	/* Reads a 32-bit part of V' from the receiver */
-	int (*read_v_prime_part)(struct intel_digital_port *intel_dig_port,
+	int (*read_v_prime_part)(struct intel_digital_port *dig_port,
 				 int i, u32 *part);
 
 	/* Enables HDCP signalling on the port */
-	int (*toggle_signalling)(struct intel_digital_port *intel_dig_port,
+	int (*toggle_signalling)(struct intel_digital_port *dig_port,
 				 bool enable);
 
 	/* Ensures the link is still protected */
-	bool (*check_link)(struct intel_digital_port *intel_dig_port);
+	bool (*check_link)(struct intel_digital_port *dig_port);
 
 	/* Detects panel's hdcp capability. This is optional for HDMI. */
-	int (*hdcp_capable)(struct intel_digital_port *intel_dig_port,
+	int (*hdcp_capable)(struct intel_digital_port *dig_port,
 			    bool *hdcp_capable);
 
 	/* HDCP adaptation(DP/HDMI) required on the port */
 	enum hdcp_wired_protocol protocol;
 
 	/* Detects whether sink is HDCP2.2 capable */
-	int (*hdcp_2_2_capable)(struct intel_digital_port *intel_dig_port,
+	int (*hdcp_2_2_capable)(struct intel_digital_port *dig_port,
 				bool *capable);
 
 	/* Write HDCP2.2 messages */
-	int (*write_2_2_msg)(struct intel_digital_port *intel_dig_port,
+	int (*write_2_2_msg)(struct intel_digital_port *dig_port,
 			     void *buf, size_t size);
 
 	/* Read HDCP2.2 messages */
-	int (*read_2_2_msg)(struct intel_digital_port *intel_dig_port,
+	int (*read_2_2_msg)(struct intel_digital_port *dig_port,
 			    u8 msg_id, void *buf, size_t size);
 
 	/*
@@ -343,11 +343,11 @@ struct intel_hdcp_shim {
 	 * type to Receivers. In DP HDCP2.2 Stream type is one of the input to
 	 * the HDCP2.2 Cipher for En/De-Cryption. Not applicable for HDMI.
 	 */
-	int (*config_stream_type)(struct intel_digital_port *intel_dig_port,
+	int (*config_stream_type)(struct intel_digital_port *dig_port,
 				  bool is_repeater, u8 type);
 
 	/* HDCP2.2 Link Integrity Check */
-	int (*check_2_2_link)(struct intel_digital_port *intel_dig_port);
+	int (*check_2_2_link)(struct intel_digital_port *dig_port);
 };
 
 struct intel_hdcp {
@@ -479,16 +479,6 @@ struct intel_atomic_state {
 
 	bool dpll_set, modeset;
 
-	/*
-	 * Does this transaction change the pipes that are active?  This mask
-	 * tracks which CRTC's have changed their active state at the end of
-	 * the transaction (not counting the temporary disable during modesets).
-	 * This mask should only be non-zero when intel_state->modeset is true,
-	 * but the converse is not necessarily true; simply changing a mode may
-	 * not flip the final active status of any CRTC's
-	 */
-	u8 active_pipe_changes;
-
 	u8 active_pipes;
 
 	struct intel_shared_dpll_state shared_dpll[I915_NUM_PLLS];
@@ -506,9 +496,6 @@ struct intel_atomic_state {
 	 */
 	bool global_state_changed;
 
-	/* Number of enabled DBuf slices */
-	u8 enabled_dbuf_slices_mask;
-
 	struct i915_sw_fence commit_ready;
 
 	struct llist_node freed;
@@ -643,8 +630,7 @@ struct intel_crtc_scaler_state {
 	int scaler_id;
 };
 
-/* drm_mode->private_flags */
-#define I915_MODE_FLAG_INHERITED (1<<0)
+/* {crtc,crtc_state}->mode_flags */
 /* Flag to get scanline using frame time stamps */
 #define I915_MODE_FLAG_GET_SCANLINE_FROM_TIMESTAMP (1<<1)
 /* Flag to use the scanline counter instead of the pixel counter */
@@ -841,6 +827,7 @@ struct intel_crtc_state {
 	bool update_wm_pre, update_wm_post; /* watermarks are updated */
 	bool fifo_changed; /* FIFO split is changed */
 	bool preload_luts;
+	bool inherited; /* state inherited from BIOS? */
 
 	/* Pipe source size (ie. panel fitter input size)
 	 * All planes will be positioned inside this space,
@@ -956,6 +943,9 @@ struct intel_crtc_state {
 	/* Used by SDVO (and if we ever fix it, HDMI). */
 	unsigned pixel_multiplier;
 
+	/* I915_MODE_FLAG_* */
+	u8 mode_flags;
+
 	u8 lane_count;
 
 	/*
@@ -1080,6 +1070,9 @@ struct intel_crtc_state {
 
 	/* Only valid on TGL+ */
 	enum transcoder mst_master_transcoder;
+
+	/* For DSB related info */
+	struct intel_dsb *dsb;
 };
 
 enum intel_pipe_crc_source {
@@ -1118,6 +1111,10 @@ struct intel_crtc {
 	 */
 	bool active;
 	u8 plane_ids_mask;
+
+	/* I915_MODE_FLAG_* */
+	u8 mode_flags;
+
 	unsigned long long enabled_power_domains;
 	struct intel_overlay *overlay;
 
@@ -1149,9 +1146,6 @@ struct intel_crtc {
 	/* scalers available on this crtc */
 	int num_scalers;
 
-	/* per pipe DSB related info */
-	struct intel_dsb dsb;
-
 #ifdef CONFIG_DEBUG_FS
 	struct intel_pipe_crc pipe_crc;
 #endif
@@ -1373,6 +1367,9 @@ struct intel_dp {
 	void (*set_idle_link_train)(struct intel_dp *intel_dp);
 	void (*set_signal_levels)(struct intel_dp *intel_dp);
 
+	u8 (*preemph_max)(struct intel_dp *intel_dp);
+	u8 (*voltage_max)(struct intel_dp *intel_dp);
+
 	/* Displayport compliance testing */
 	struct intel_dp_compliance compliance;
 
@@ -1437,9 +1434,9 @@ struct intel_dp_mst_encoder {
 };
 
 static inline enum dpio_channel
-vlv_dport_to_channel(struct intel_digital_port *dport)
+vlv_dig_port_to_channel(struct intel_digital_port *dig_port)
 {
-	switch (dport->base.port) {
+	switch (dig_port->base.port) {
 	case PORT_B:
 	case PORT_D:
 		return DPIO_CH0;
@@ -1451,9 +1448,9 @@ vlv_dport_to_channel(struct intel_digital_port *dport)
 }
 
 static inline enum dpio_phy
-vlv_dport_to_phy(struct intel_digital_port *dport)
+vlv_dig_port_to_phy(struct intel_digital_port *dig_port)
 {
-	switch (dport->base.port) {
+	switch (dig_port->base.port) {
 	case PORT_B:
 	case PORT_C:
 		return DPIO_PHY0;
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index f2c6d835a12f..79c27f91f42c 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -140,9 +140,9 @@ static const u8 valid_dsc_slicecount[] = {1, 2, 4};
  */
 bool intel_dp_is_edp(struct intel_dp *intel_dp)
 {
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 
-	return intel_dig_port->base.type == INTEL_OUTPUT_EDP;
+	return dig_port->base.type == INTEL_OUTPUT_EDP;
 }
 
 static void intel_dp_link_down(struct intel_encoder *encoder,
@@ -216,10 +216,10 @@ static int intel_dp_max_common_rate(struct intel_dp *intel_dp)
 /* Theoretical max between source and sink */
 static int intel_dp_max_common_lane_count(struct intel_dp *intel_dp)
 {
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
-	int source_max = intel_dig_port->max_lanes;
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+	int source_max = dig_port->max_lanes;
 	int sink_max = drm_dp_max_lane_count(intel_dp->dpcd);
-	int fia_max = intel_tc_port_fia_max_lane_count(intel_dig_port);
+	int fia_max = intel_tc_port_fia_max_lane_count(dig_port);
 
 	return min3(source_max, sink_max, fia_max);
 }
@@ -251,8 +251,8 @@ intel_dp_max_data_rate(int max_link_clock, int max_lanes)
 static int
 intel_dp_downstream_max_dotclock(struct intel_dp *intel_dp)
 {
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
-	struct intel_encoder *encoder = &intel_dig_port->base;
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+	struct intel_encoder *encoder = &dig_port->base;
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	int max_dotclk = dev_priv->max_dotclk_freq;
 	int ds_max_dotclk;
@@ -409,7 +409,10 @@ static int intel_dp_rate_index(const int *rates, int len, int rate)
 
 static void intel_dp_set_common_rates(struct intel_dp *intel_dp)
 {
-	WARN_ON(!intel_dp->num_source_rates || !intel_dp->num_sink_rates);
+	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
+
+	drm_WARN_ON(&i915->drm,
+		    !intel_dp->num_source_rates || !intel_dp->num_sink_rates);
 
 	intel_dp->num_common_rates = intersect_rates(intel_dp->source_rates,
 						     intel_dp->num_source_rates,
@@ -418,7 +421,7 @@ static void intel_dp_set_common_rates(struct intel_dp *intel_dp)
 						     intel_dp->common_rates);
 
 	/* Paranoia, there should always be something in common. */
-	if (WARN_ON(intel_dp->num_common_rates == 0)) {
+	if (drm_WARN_ON(&i915->drm, intel_dp->num_common_rates == 0)) {
 		intel_dp->common_rates[0] = 162000;
 		intel_dp->num_common_rates = 1;
 	}
@@ -465,6 +468,15 @@ int intel_dp_get_link_train_fallback_values(struct intel_dp *intel_dp,
 	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
 	int index;
 
+	/*
+	 * TODO: Enable fallback on MST links once MST link compute can handle
+	 * the fallback params.
+	 */
+	if (intel_dp->is_mst) {
+		drm_err(&i915->drm, "Link Training Unsuccessful\n");
+		return -1;
+	}
+
 	index = intel_dp_rate_index(intel_dp->common_rates,
 				    intel_dp->num_common_rates,
 				    link_rate);
@@ -766,7 +778,7 @@ static void
 vlv_power_sequencer_kick(struct intel_dp *intel_dp)
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 	enum pipe pipe = intel_dp->pps_pipe;
 	bool pll_enabled, release_cl_override = false;
 	enum dpio_phy phy = DPIO_PHY(pipe);
@@ -776,14 +788,14 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp)
 	if (drm_WARN(&dev_priv->drm,
 		     intel_de_read(dev_priv, intel_dp->output_reg) & DP_PORT_EN,
 		     "skipping pipe %c power sequencer kick due to [ENCODER:%d:%s] being active\n",
-		     pipe_name(pipe), intel_dig_port->base.base.base.id,
-		     intel_dig_port->base.base.name))
+		     pipe_name(pipe), dig_port->base.base.base.id,
+		     dig_port->base.base.name))
 		return;
 
 	drm_dbg_kms(&dev_priv->drm,
 		    "kicking pipe %c power sequencer for [ENCODER:%d:%s]\n",
-		    pipe_name(pipe), intel_dig_port->base.base.base.id,
-		    intel_dig_port->base.base.name);
+		    pipe_name(pipe), dig_port->base.base.base.id,
+		    dig_port->base.base.name);
 
 	/* Preserve the BIOS-computed detected bit. This is
 	 * supposed to be read-only.
@@ -879,7 +891,7 @@ static enum pipe
 vlv_power_sequencer_pipe(struct intel_dp *intel_dp)
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 	enum pipe pipe;
 
 	lockdep_assert_held(&dev_priv->pps_mutex);
@@ -908,8 +920,8 @@ vlv_power_sequencer_pipe(struct intel_dp *intel_dp)
 	drm_dbg_kms(&dev_priv->drm,
 		    "picked pipe %c power sequencer for [ENCODER:%d:%s]\n",
 		    pipe_name(intel_dp->pps_pipe),
-		    intel_dig_port->base.base.base.id,
-		    intel_dig_port->base.base.name);
+		    dig_port->base.base.base.id,
+		    dig_port->base.base.name);
 
 	/* init power sequencer on this pipe and port */
 	intel_dp_init_panel_power_sequencer(intel_dp);
@@ -997,8 +1009,8 @@ static void
 vlv_initial_power_sequencer_setup(struct intel_dp *intel_dp)
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
-	enum port port = intel_dig_port->base.port;
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+	enum port port = dig_port->base.port;
 
 	lockdep_assert_held(&dev_priv->pps_mutex);
 
@@ -1019,15 +1031,15 @@ vlv_initial_power_sequencer_setup(struct intel_dp *intel_dp)
 	if (intel_dp->pps_pipe == INVALID_PIPE) {
 		drm_dbg_kms(&dev_priv->drm,
 			    "no initial power sequencer for [ENCODER:%d:%s]\n",
-			    intel_dig_port->base.base.base.id,
-			    intel_dig_port->base.base.name);
+			    dig_port->base.base.base.id,
+			    dig_port->base.base.name);
 		return;
 	}
 
 	drm_dbg_kms(&dev_priv->drm,
 		    "initial power sequencer for [ENCODER:%d:%s]: pipe %c\n",
-		    intel_dig_port->base.base.base.id,
-		    intel_dig_port->base.base.name,
+		    dig_port->base.base.base.id,
+		    dig_port->base.base.name,
 		    pipe_name(intel_dp->pps_pipe));
 
 	intel_dp_init_panel_power_sequencer(intel_dp);
@@ -1292,9 +1304,9 @@ static u32 g4x_get_aux_send_ctl(struct intel_dp *intel_dp,
 				int send_bytes,
 				u32 aux_clock_divider)
 {
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 	struct drm_i915_private *dev_priv =
-			to_i915(intel_dig_port->base.base.dev);
+			to_i915(dig_port->base.base.dev);
 	u32 precharge, timeout;
 
 	if (IS_GEN(dev_priv, 6))
@@ -1322,10 +1334,10 @@ static u32 skl_get_aux_send_ctl(struct intel_dp *intel_dp,
 				int send_bytes,
 				u32 unused)
 {
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 	struct drm_i915_private *i915 =
-			to_i915(intel_dig_port->base.base.dev);
-	enum phy phy = intel_port_to_phy(i915, intel_dig_port->base.port);
+			to_i915(dig_port->base.base.dev);
+	enum phy phy = intel_port_to_phy(i915, dig_port->base.port);
 	u32 ret;
 
 	ret = DP_AUX_CH_CTL_SEND_BUSY |
@@ -1339,7 +1351,7 @@ static u32 skl_get_aux_send_ctl(struct intel_dp *intel_dp,
 	      DP_AUX_CH_CTL_SYNC_PULSE_SKL(32);
 
 	if (intel_phy_is_tc(i915, phy) &&
-	    intel_dig_port->tc_mode == TC_PORT_TBT_ALT)
+	    dig_port->tc_mode == TC_PORT_TBT_ALT)
 		ret |= DP_AUX_CH_CTL_TBT_IO;
 
 	return ret;
@@ -1351,11 +1363,11 @@ intel_dp_aux_xfer(struct intel_dp *intel_dp,
 		  u8 *recv, int recv_size,
 		  u32 aux_send_ctl_flags)
 {
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 	struct drm_i915_private *i915 =
-			to_i915(intel_dig_port->base.base.dev);
+			to_i915(dig_port->base.base.dev);
 	struct intel_uncore *uncore = &i915->uncore;
-	enum phy phy = intel_port_to_phy(i915, intel_dig_port->base.port);
+	enum phy phy = intel_port_to_phy(i915, dig_port->base.port);
 	bool is_tc_port = intel_phy_is_tc(i915, phy);
 	i915_reg_t ch_ctl, ch_data[5];
 	u32 aux_clock_divider;
@@ -1372,9 +1384,9 @@ intel_dp_aux_xfer(struct intel_dp *intel_dp,
 		ch_data[i] = intel_dp->aux_ch_data_reg(intel_dp, i);
 
 	if (is_tc_port)
-		intel_tc_port_lock(intel_dig_port);
+		intel_tc_port_lock(dig_port);
 
-	aux_domain = intel_aux_power_domain(intel_dig_port);
+	aux_domain = intel_aux_power_domain(dig_port);
 
 	aux_wakeref = intel_display_power_get(i915, aux_domain);
 	pps_wakeref = pps_lock(intel_dp);
@@ -1533,7 +1545,7 @@ out:
 	intel_display_power_put_async(i915, aux_domain, aux_wakeref);
 
 	if (is_tc_port)
-		intel_tc_port_unlock(intel_dig_port);
+		intel_tc_port_unlock(dig_port);
 
 	return ret;
 }
@@ -1555,6 +1567,7 @@ static ssize_t
 intel_dp_aux_transfer(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg)
 {
 	struct intel_dp *intel_dp = container_of(aux, struct intel_dp, aux);
+	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
 	u8 txbuf[20], rxbuf[20];
 	size_t txsize, rxsize;
 	int ret;
@@ -1568,10 +1581,10 @@ intel_dp_aux_transfer(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg)
 		txsize = msg->size ? HEADER_SIZE + msg->size : BARE_ADDRESS_SIZE;
 		rxsize = 2; /* 0 or 1 data bytes */
 
-		if (WARN_ON(txsize > 20))
+		if (drm_WARN_ON(&i915->drm, txsize > 20))
 			return -E2BIG;
 
-		WARN_ON(!msg->buffer != !msg->size);
+		drm_WARN_ON(&i915->drm, !msg->buffer != !msg->size);
 
 		if (msg->buffer)
 			memcpy(txbuf + HEADER_SIZE, msg->buffer, msg->size);
@@ -1596,7 +1609,7 @@ intel_dp_aux_transfer(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg)
 		txsize = msg->size ? HEADER_SIZE : BARE_ADDRESS_SIZE;
 		rxsize = msg->size + 1;
 
-		if (WARN_ON(rxsize > 20))
+		if (drm_WARN_ON(&i915->drm, rxsize > 20))
 			return -E2BIG;
 
 		ret = intel_dp_aux_xfer(intel_dp, txbuf, txsize,
@@ -1871,10 +1884,11 @@ static void intel_dp_print_rates(struct intel_dp *intel_dp)
 int
 intel_dp_max_link_rate(struct intel_dp *intel_dp)
 {
+	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
 	int len;
 
 	len = intel_dp_common_len_rate_limit(intel_dp, intel_dp->max_link_rate);
-	if (WARN_ON(len <= 0))
+	if (drm_WARN_ON(&i915->drm, len <= 0))
 		return 162000;
 
 	return intel_dp->common_rates[len - 1];
@@ -1882,10 +1896,11 @@ intel_dp_max_link_rate(struct intel_dp *intel_dp)
 
 int intel_dp_rate_select(struct intel_dp *intel_dp, int rate)
 {
+	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
 	int i = intel_dp_rate_index(intel_dp->sink_rates,
 				    intel_dp->num_sink_rates, rate);
 
-	if (WARN_ON(i < 0))
+	if (drm_WARN_ON(&i915->drm, i < 0))
 		i = 0;
 
 	return i;
@@ -2876,7 +2891,7 @@ static  u32 ilk_get_pp_control(struct intel_dp *intel_dp)
 static bool edp_panel_vdd_on(struct intel_dp *intel_dp)
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 	u32 pp;
 	i915_reg_t pp_stat_reg, pp_ctrl_reg;
 	bool need_to_disable = !intel_dp->want_panel_vdd;
@@ -2893,11 +2908,11 @@ static bool edp_panel_vdd_on(struct intel_dp *intel_dp)
 		return need_to_disable;
 
 	intel_display_power_get(dev_priv,
-				intel_aux_power_domain(intel_dig_port));
+				intel_aux_power_domain(dig_port));
 
 	drm_dbg_kms(&dev_priv->drm, "Turning [ENCODER:%d:%s] VDD on\n",
-		    intel_dig_port->base.base.base.id,
-		    intel_dig_port->base.base.name);
+		    dig_port->base.base.base.id,
+		    dig_port->base.base.name);
 
 	if (!edp_have_panel_power(intel_dp))
 		wait_panel_power_cycle(intel_dp);
@@ -2919,8 +2934,8 @@ static bool edp_panel_vdd_on(struct intel_dp *intel_dp)
 	if (!edp_have_panel_power(intel_dp)) {
 		drm_dbg_kms(&dev_priv->drm,
 			    "[ENCODER:%d:%s] panel power wasn't enabled\n",
-			    intel_dig_port->base.base.base.id,
-			    intel_dig_port->base.base.name);
+			    dig_port->base.base.base.id,
+			    dig_port->base.base.name);
 		msleep(intel_dp->panel_power_up_delay);
 	}
 
@@ -2953,7 +2968,7 @@ void intel_edp_panel_vdd_on(struct intel_dp *intel_dp)
 static void edp_panel_vdd_off_sync(struct intel_dp *intel_dp)
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
-	struct intel_digital_port *intel_dig_port =
+	struct intel_digital_port *dig_port =
 		dp_to_dig_port(intel_dp);
 	u32 pp;
 	i915_reg_t pp_stat_reg, pp_ctrl_reg;
@@ -2966,8 +2981,8 @@ static void edp_panel_vdd_off_sync(struct intel_dp *intel_dp)
 		return;
 
 	drm_dbg_kms(&dev_priv->drm, "Turning [ENCODER:%d:%s] VDD off\n",
-		    intel_dig_port->base.base.base.id,
-		    intel_dig_port->base.base.name);
+		    dig_port->base.base.base.id,
+		    dig_port->base.base.name);
 
 	pp = ilk_get_pp_control(intel_dp);
 	pp &= ~EDP_FORCE_VDD;
@@ -2987,7 +3002,7 @@ static void edp_panel_vdd_off_sync(struct intel_dp *intel_dp)
 		intel_dp->panel_power_off_time = ktime_get_boottime();
 
 	intel_display_power_put_unchecked(dev_priv,
-					  intel_aux_power_domain(intel_dig_port));
+					  intel_aux_power_domain(dig_port));
 }
 
 static void edp_panel_vdd_work(struct work_struct *__work)
@@ -3818,8 +3833,8 @@ static void g4x_pre_enable_dp(struct intel_atomic_state *state,
 
 static void vlv_detach_power_sequencer(struct intel_dp *intel_dp)
 {
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
-	struct drm_i915_private *dev_priv = to_i915(intel_dig_port->base.base.dev);
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+	struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
 	enum pipe pipe = intel_dp->pps_pipe;
 	i915_reg_t pp_on_reg = PP_ON_DELAYS(pipe);
 
@@ -3841,8 +3856,8 @@ static void vlv_detach_power_sequencer(struct intel_dp *intel_dp)
 	 */
 	drm_dbg_kms(&dev_priv->drm,
 		    "detaching pipe %c power sequencer from [ENCODER:%d:%s]\n",
-		    pipe_name(pipe), intel_dig_port->base.base.base.id,
-		    intel_dig_port->base.base.name);
+		    pipe_name(pipe), dig_port->base.base.base.id,
+		    dig_port->base.base.name);
 	intel_de_write(dev_priv, pp_on_reg, 0);
 	intel_de_posting_read(dev_priv, pp_on_reg);
 
@@ -3984,70 +3999,24 @@ intel_dp_get_link_status(struct intel_dp *intel_dp, u8 link_status[DP_LINK_STATU
 				DP_LINK_STATUS_SIZE) == DP_LINK_STATUS_SIZE;
 }
 
-/* These are source-specific values. */
-u8
-intel_dp_voltage_max(struct intel_dp *intel_dp)
+static u8 intel_dp_voltage_max_2(struct intel_dp *intel_dp)
 {
-	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
-	struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base;
-	enum port port = encoder->port;
+	return DP_TRAIN_VOLTAGE_SWING_LEVEL_2;
+}
 
-	if (HAS_DDI(dev_priv))
-		return intel_ddi_dp_voltage_max(encoder);
-	else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
-		return DP_TRAIN_VOLTAGE_SWING_LEVEL_3;
-	else if (IS_IVYBRIDGE(dev_priv) && port == PORT_A)
-		return DP_TRAIN_VOLTAGE_SWING_LEVEL_2;
-	else if (HAS_PCH_CPT(dev_priv) && port != PORT_A)
-		return DP_TRAIN_VOLTAGE_SWING_LEVEL_3;
-	else
-		return DP_TRAIN_VOLTAGE_SWING_LEVEL_2;
+static u8 intel_dp_voltage_max_3(struct intel_dp *intel_dp)
+{
+	return DP_TRAIN_VOLTAGE_SWING_LEVEL_3;
 }
 
-u8
-intel_dp_pre_emphasis_max(struct intel_dp *intel_dp, u8 voltage_swing)
+static u8 intel_dp_pre_empemph_max_2(struct intel_dp *intel_dp)
 {
-	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
-	struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base;
-	enum port port = encoder->port;
+	return DP_TRAIN_PRE_EMPH_LEVEL_2;
+}
 
-	if (HAS_DDI(dev_priv)) {
-		return intel_ddi_dp_pre_emphasis_max(encoder, voltage_swing);
-	} else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
-		switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) {
-		case DP_TRAIN_VOLTAGE_SWING_LEVEL_0:
-			return DP_TRAIN_PRE_EMPH_LEVEL_3;
-		case DP_TRAIN_VOLTAGE_SWING_LEVEL_1:
-			return DP_TRAIN_PRE_EMPH_LEVEL_2;
-		case DP_TRAIN_VOLTAGE_SWING_LEVEL_2:
-			return DP_TRAIN_PRE_EMPH_LEVEL_1;
-		case DP_TRAIN_VOLTAGE_SWING_LEVEL_3:
-		default:
-			return DP_TRAIN_PRE_EMPH_LEVEL_0;
-		}
-	} else if (IS_IVYBRIDGE(dev_priv) && port == PORT_A) {
-		switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) {
-		case DP_TRAIN_VOLTAGE_SWING_LEVEL_0:
-			return DP_TRAIN_PRE_EMPH_LEVEL_2;
-		case DP_TRAIN_VOLTAGE_SWING_LEVEL_1:
-		case DP_TRAIN_VOLTAGE_SWING_LEVEL_2:
-			return DP_TRAIN_PRE_EMPH_LEVEL_1;
-		default:
-			return DP_TRAIN_PRE_EMPH_LEVEL_0;
-		}
-	} else {
-		switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) {
-		case DP_TRAIN_VOLTAGE_SWING_LEVEL_0:
-			return DP_TRAIN_PRE_EMPH_LEVEL_2;
-		case DP_TRAIN_VOLTAGE_SWING_LEVEL_1:
-			return DP_TRAIN_PRE_EMPH_LEVEL_2;
-		case DP_TRAIN_VOLTAGE_SWING_LEVEL_2:
-			return DP_TRAIN_PRE_EMPH_LEVEL_1;
-		case DP_TRAIN_VOLTAGE_SWING_LEVEL_3:
-		default:
-			return DP_TRAIN_PRE_EMPH_LEVEL_0;
-		}
-	}
+static u8 intel_dp_pre_empemph_max_3(struct intel_dp *intel_dp)
+{
+	return DP_TRAIN_PRE_EMPH_LEVEL_3;
 }
 
 static void vlv_set_signal_levels(struct intel_dp *intel_dp)
@@ -4330,6 +4299,7 @@ static u32 ivb_cpu_edp_signal_levels(u8 train_set)
 	case DP_TRAIN_VOLTAGE_SWING_LEVEL_0 | DP_TRAIN_PRE_EMPH_LEVEL_1:
 		return EDP_LINK_TRAIN_400MV_3_5DB_IVB;
 	case DP_TRAIN_VOLTAGE_SWING_LEVEL_0 | DP_TRAIN_PRE_EMPH_LEVEL_2:
+	case DP_TRAIN_VOLTAGE_SWING_LEVEL_1 | DP_TRAIN_PRE_EMPH_LEVEL_2:
 		return EDP_LINK_TRAIN_400MV_6DB_IVB;
 
 	case DP_TRAIN_VOLTAGE_SWING_LEVEL_1 | DP_TRAIN_PRE_EMPH_LEVEL_0:
@@ -4746,7 +4716,9 @@ intel_dp_sink_can_mst(struct intel_dp *intel_dp)
 static bool
 intel_dp_can_mst(struct intel_dp *intel_dp)
 {
-	return i915_modparams.enable_dp_mst &&
+	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
+
+	return i915->params.enable_dp_mst &&
 		intel_dp->can_mst &&
 		intel_dp_sink_can_mst(intel_dp);
 }
@@ -4763,13 +4735,13 @@ intel_dp_configure_mst(struct intel_dp *intel_dp)
 		    "[ENCODER:%d:%s] MST support: port: %s, sink: %s, modparam: %s\n",
 		    encoder->base.base.id, encoder->base.name,
 		    yesno(intel_dp->can_mst), yesno(sink_can_mst),
-		    yesno(i915_modparams.enable_dp_mst));
+		    yesno(i915->params.enable_dp_mst));
 
 	if (!intel_dp->can_mst)
 		return;
 
 	intel_dp->is_mst = sink_can_mst &&
-		i915_modparams.enable_dp_mst;
+		i915->params.enable_dp_mst;
 
 	drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr,
 					intel_dp->is_mst);
@@ -4951,7 +4923,7 @@ static void intel_write_dp_sdp(struct intel_encoder *encoder,
 			       const struct intel_crtc_state *crtc_state,
 			       unsigned int type)
 {
-	struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	struct dp_sdp sdp = {};
 	ssize_t len;
@@ -4977,14 +4949,14 @@ static void intel_write_dp_sdp(struct intel_encoder *encoder,
 	if (drm_WARN_ON(&dev_priv->drm, len < 0))
 		return;
 
-	intel_dig_port->write_infoframe(encoder, crtc_state, type, &sdp, len);
+	dig_port->write_infoframe(encoder, crtc_state, type, &sdp, len);
 }
 
 void intel_write_dp_vsc_sdp(struct intel_encoder *encoder,
 			    const struct intel_crtc_state *crtc_state,
 			    struct drm_dp_vsc_sdp *vsc)
 {
-	struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	struct dp_sdp sdp = {};
 	ssize_t len;
@@ -4994,7 +4966,7 @@ void intel_write_dp_vsc_sdp(struct intel_encoder *encoder,
 	if (drm_WARN_ON(&dev_priv->drm, len < 0))
 		return;
 
-	intel_dig_port->write_infoframe(encoder, crtc_state, DP_SDP_VSC,
+	dig_port->write_infoframe(encoder, crtc_state, DP_SDP_VSC,
 					&sdp, len);
 }
 
@@ -5154,7 +5126,7 @@ static void intel_read_dp_vsc_sdp(struct intel_encoder *encoder,
 				  struct intel_crtc_state *crtc_state,
 				  struct drm_dp_vsc_sdp *vsc)
 {
-	struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	unsigned int type = DP_SDP_VSC;
@@ -5169,7 +5141,7 @@ static void intel_read_dp_vsc_sdp(struct intel_encoder *encoder,
 	     intel_hdmi_infoframe_enable(type)) == 0)
 		return;
 
-	intel_dig_port->read_infoframe(encoder, crtc_state, type, &sdp, sizeof(sdp));
+	dig_port->read_infoframe(encoder, crtc_state, type, &sdp, sizeof(sdp));
 
 	ret = intel_dp_vsc_sdp_unpack(vsc, &sdp, sizeof(sdp));
 
@@ -5181,7 +5153,7 @@ static void intel_read_dp_hdr_metadata_infoframe_sdp(struct intel_encoder *encod
 						     struct intel_crtc_state *crtc_state,
 						     struct hdmi_drm_infoframe *drm_infoframe)
 {
-	struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	unsigned int type = HDMI_PACKET_TYPE_GAMUT_METADATA;
 	struct dp_sdp sdp = {};
@@ -5191,8 +5163,8 @@ static void intel_read_dp_hdr_metadata_infoframe_sdp(struct intel_encoder *encod
 	    intel_hdmi_infoframe_enable(type)) == 0)
 		return;
 
-	intel_dig_port->read_infoframe(encoder, crtc_state, type, &sdp,
-				       sizeof(sdp));
+	dig_port->read_infoframe(encoder, crtc_state, type, &sdp,
+				 sizeof(sdp));
 
 	ret = intel_dp_hdr_metadata_infoframe_sdp_unpack(drm_infoframe, &sdp,
 							 sizeof(sdp));
@@ -5394,10 +5366,10 @@ static void intel_dp_phy_pattern_update(struct intel_dp *intel_dp)
 {
 	struct drm_i915_private *dev_priv =
 			to_i915(dp_to_dig_port(intel_dp)->base.base.dev);
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 	struct drm_dp_phy_test_params *data =
 			&intel_dp->compliance.test_data.phytest;
-	struct intel_crtc *crtc = to_intel_crtc(intel_dig_port->base.base.crtc);
+	struct intel_crtc *crtc = to_intel_crtc(dig_port->base.base.crtc);
 	enum pipe pipe = crtc->pipe;
 	u32 pattern_val;
 
@@ -5459,10 +5431,10 @@ static void intel_dp_phy_pattern_update(struct intel_dp *intel_dp)
 static void
 intel_dp_autotest_phy_ddi_disable(struct intel_dp *intel_dp)
 {
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
-	struct drm_device *dev = intel_dig_port->base.base.dev;
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+	struct drm_device *dev = dig_port->base.base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
-	struct intel_crtc *crtc = to_intel_crtc(intel_dig_port->base.base.crtc);
+	struct intel_crtc *crtc = to_intel_crtc(dig_port->base.base.crtc);
 	enum pipe pipe = crtc->pipe;
 	u32 trans_ddi_func_ctl_value, trans_conf_value, dp_tp_ctl_value;
 
@@ -5485,11 +5457,11 @@ intel_dp_autotest_phy_ddi_disable(struct intel_dp *intel_dp)
 static void
 intel_dp_autotest_phy_ddi_enable(struct intel_dp *intel_dp, uint8_t lane_cnt)
 {
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
-	struct drm_device *dev = intel_dig_port->base.base.dev;
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+	struct drm_device *dev = dig_port->base.base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
-	enum port port = intel_dig_port->base.port;
-	struct intel_crtc *crtc = to_intel_crtc(intel_dig_port->base.base.crtc);
+	enum port port = dig_port->base.port;
+	struct intel_crtc *crtc = to_intel_crtc(dig_port->base.base.crtc);
 	enum pipe pipe = crtc->pipe;
 	u32 trans_ddi_func_ctl_value, trans_conf_value, dp_tp_ctl_value;
 
@@ -5595,35 +5567,46 @@ update_status:
 			    "Could not write test response to sink\n");
 }
 
-static int
+/**
+ * intel_dp_check_mst_status - service any pending MST interrupts, check link status
+ * @intel_dp: Intel DP struct
+ *
+ * Read any pending MST interrupts, call MST core to handle these and ack the
+ * interrupts. Check if the main and AUX link state is ok.
+ *
+ * Returns:
+ * - %true if pending interrupts were serviced (or no interrupts were
+ *   pending) w/o detecting an error condition.
+ * - %false if an error condition - like AUX failure or a loss of link - is
+ *   detected, which needs servicing from the hotplug work.
+ */
+static bool
 intel_dp_check_mst_status(struct intel_dp *intel_dp)
 {
 	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
-	bool need_retrain = false;
+	bool link_ok = true;
 
-	if (!intel_dp->is_mst)
-		return -EINVAL;
-
-	WARN_ON_ONCE(intel_dp->active_mst_links < 0);
+	drm_WARN_ON_ONCE(&i915->drm, intel_dp->active_mst_links < 0);
 
 	for (;;) {
 		u8 esi[DP_DPRX_ESI_LEN] = {};
-		bool bret, handled;
+		bool handled;
 		int retry;
 
-		bret = intel_dp_get_sink_irq_esi(intel_dp, esi);
-		if (!bret) {
+		if (!intel_dp_get_sink_irq_esi(intel_dp, esi)) {
 			drm_dbg_kms(&i915->drm,
 				    "failed to get ESI - device may have failed\n");
-			return -EINVAL;
+			link_ok = false;
+
+			break;
 		}
 
 		/* check link status - esi[10] = 0x200c */
-		if (intel_dp->active_mst_links > 0 && !need_retrain &&
+		if (intel_dp->active_mst_links > 0 && link_ok &&
 		    !drm_dp_channel_eq_ok(&esi[10], intel_dp->lane_count)) {
 			drm_dbg_kms(&i915->drm,
 				    "channel EQ not ok, retraining\n");
-			need_retrain = true;
+			link_ok = false;
 		}
 
 		drm_dbg_kms(&i915->drm, "got esi %3ph\n", esi);
@@ -5643,7 +5626,7 @@ intel_dp_check_mst_status(struct intel_dp *intel_dp)
 		}
 	}
 
-	return need_retrain;
+	return link_ok;
 }
 
 static bool
@@ -5966,7 +5949,7 @@ intel_dp_detect_dpcd(struct intel_dp *intel_dp)
 	u8 *dpcd = intel_dp->dpcd;
 	u8 type;
 
-	if (WARN_ON(intel_dp_is_edp(intel_dp)))
+	if (drm_WARN_ON(&i915->drm, intel_dp_is_edp(intel_dp)))
 		return connector_status_connected;
 
 	if (lspcon->active)
@@ -6191,7 +6174,17 @@ intel_dp_detect(struct drm_connector *connector,
 		goto out;
 	}
 
-	if (intel_dp->reset_link_params) {
+	/* Read DP Sink DSC Cap DPCD regs for DP v1.4 */
+	if (INTEL_GEN(dev_priv) >= 11)
+		intel_dp_get_dsc_sink_cap(intel_dp);
+
+	intel_dp_configure_mst(intel_dp);
+
+	/*
+	 * TODO: Reset link params when switching to MST mode, until MST
+	 * supports link training fallback params.
+	 */
+	if (intel_dp->reset_link_params || intel_dp->is_mst) {
 		/* Initial max link lane count */
 		intel_dp->max_link_lane_count = intel_dp_max_common_lane_count(intel_dp);
 
@@ -6203,12 +6196,6 @@ intel_dp_detect(struct drm_connector *connector,
 
 	intel_dp_print_rates(intel_dp);
 
-	/* Read DP Sink DSC Cap DPCD regs for DP v1.4 */
-	if (INTEL_GEN(dev_priv) >= 11)
-		intel_dp_get_dsc_sink_cap(intel_dp);
-
-	intel_dp_configure_mst(intel_dp);
-
 	if (intel_dp->is_mst) {
 		/*
 		 * If we are in MST mode then this connector
@@ -6350,10 +6337,10 @@ intel_dp_connector_unregister(struct drm_connector *connector)
 
 void intel_dp_encoder_flush_work(struct drm_encoder *encoder)
 {
-	struct intel_digital_port *intel_dig_port = enc_to_dig_port(to_intel_encoder(encoder));
-	struct intel_dp *intel_dp = &intel_dig_port->dp;
+	struct intel_digital_port *dig_port = enc_to_dig_port(to_intel_encoder(encoder));
+	struct intel_dp *intel_dp = &dig_port->dp;
 
-	intel_dp_mst_encoder_cleanup(intel_dig_port);
+	intel_dp_mst_encoder_cleanup(dig_port);
 	if (intel_dp_is_edp(intel_dp)) {
 		intel_wakeref_t wakeref;
 
@@ -6412,11 +6399,11 @@ static void intel_dp_hdcp_wait_for_cp_irq(struct intel_hdcp *hdcp, int timeout)
 }
 
 static
-int intel_dp_hdcp_write_an_aksv(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp_write_an_aksv(struct intel_digital_port *dig_port,
 				u8 *an)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
-	struct intel_dp *intel_dp = enc_to_intel_dp(to_intel_encoder(&intel_dig_port->base.base));
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+	struct intel_dp *intel_dp = enc_to_intel_dp(to_intel_encoder(&dig_port->base.base));
 	static const struct drm_dp_aux_msg msg = {
 		.request = DP_AUX_NATIVE_WRITE,
 		.address = DP_AUX_HDCP_AKSV,
@@ -6427,7 +6414,7 @@ int intel_dp_hdcp_write_an_aksv(struct intel_digital_port *intel_dig_port,
 	int ret;
 
 	/* Output An first, that's easy */
-	dpcd_ret = drm_dp_dpcd_write(&intel_dig_port->dp.aux, DP_AUX_HDCP_AN,
+	dpcd_ret = drm_dp_dpcd_write(&dig_port->dp.aux, DP_AUX_HDCP_AN,
 				     an, DRM_HDCP_AN_LEN);
 	if (dpcd_ret != DRM_HDCP_AN_LEN) {
 		drm_dbg_kms(&i915->drm,
@@ -6466,13 +6453,13 @@ int intel_dp_hdcp_write_an_aksv(struct intel_digital_port *intel_dig_port,
 	return 0;
 }
 
-static int intel_dp_hdcp_read_bksv(struct intel_digital_port *intel_dig_port,
+static int intel_dp_hdcp_read_bksv(struct intel_digital_port *dig_port,
 				   u8 *bksv)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	ssize_t ret;
 
-	ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux, DP_AUX_HDCP_BKSV, bksv,
+	ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BKSV, bksv,
 			       DRM_HDCP_KSV_LEN);
 	if (ret != DRM_HDCP_KSV_LEN) {
 		drm_dbg_kms(&i915->drm,
@@ -6482,10 +6469,10 @@ static int intel_dp_hdcp_read_bksv(struct intel_digital_port *intel_dig_port,
 	return 0;
 }
 
-static int intel_dp_hdcp_read_bstatus(struct intel_digital_port *intel_dig_port,
+static int intel_dp_hdcp_read_bstatus(struct intel_digital_port *dig_port,
 				      u8 *bstatus)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	ssize_t ret;
 
 	/*
@@ -6493,7 +6480,7 @@ static int intel_dp_hdcp_read_bstatus(struct intel_digital_port *intel_dig_port,
 	 * definition by different names. In the HDMI spec, it's called BSTATUS,
 	 * but in DP it's called BINFO.
 	 */
-	ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux, DP_AUX_HDCP_BINFO,
+	ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BINFO,
 			       bstatus, DRM_HDCP_BSTATUS_LEN);
 	if (ret != DRM_HDCP_BSTATUS_LEN) {
 		drm_dbg_kms(&i915->drm,
@@ -6504,13 +6491,13 @@ static int intel_dp_hdcp_read_bstatus(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_dp_hdcp_read_bcaps(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp_read_bcaps(struct intel_digital_port *dig_port,
 			     u8 *bcaps)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	ssize_t ret;
 
-	ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux, DP_AUX_HDCP_BCAPS,
+	ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BCAPS,
 			       bcaps, 1);
 	if (ret != 1) {
 		drm_dbg_kms(&i915->drm,
@@ -6522,13 +6509,13 @@ int intel_dp_hdcp_read_bcaps(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_dp_hdcp_repeater_present(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp_repeater_present(struct intel_digital_port *dig_port,
 				   bool *repeater_present)
 {
 	ssize_t ret;
 	u8 bcaps;
 
-	ret = intel_dp_hdcp_read_bcaps(intel_dig_port, &bcaps);
+	ret = intel_dp_hdcp_read_bcaps(dig_port, &bcaps);
 	if (ret)
 		return ret;
 
@@ -6537,13 +6524,13 @@ int intel_dp_hdcp_repeater_present(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_dp_hdcp_read_ri_prime(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp_read_ri_prime(struct intel_digital_port *dig_port,
 				u8 *ri_prime)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	ssize_t ret;
 
-	ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux, DP_AUX_HDCP_RI_PRIME,
+	ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_RI_PRIME,
 			       ri_prime, DRM_HDCP_RI_LEN);
 	if (ret != DRM_HDCP_RI_LEN) {
 		drm_dbg_kms(&i915->drm, "Read Ri' from DP/AUX failed (%zd)\n",
@@ -6554,14 +6541,14 @@ int intel_dp_hdcp_read_ri_prime(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_dp_hdcp_read_ksv_ready(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp_read_ksv_ready(struct intel_digital_port *dig_port,
 				 bool *ksv_ready)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	ssize_t ret;
 	u8 bstatus;
 
-	ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux, DP_AUX_HDCP_BSTATUS,
+	ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BSTATUS,
 			       &bstatus, 1);
 	if (ret != 1) {
 		drm_dbg_kms(&i915->drm,
@@ -6573,17 +6560,17 @@ int intel_dp_hdcp_read_ksv_ready(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_dp_hdcp_read_ksv_fifo(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp_read_ksv_fifo(struct intel_digital_port *dig_port,
 				int num_downstream, u8 *ksv_fifo)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	ssize_t ret;
 	int i;
 
 	/* KSV list is read via 15 byte window (3 entries @ 5 bytes each) */
 	for (i = 0; i < num_downstream; i += 3) {
 		size_t len = min(num_downstream - i, 3) * DRM_HDCP_KSV_LEN;
-		ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux,
+		ret = drm_dp_dpcd_read(&dig_port->dp.aux,
 				       DP_AUX_HDCP_KSV_FIFO,
 				       ksv_fifo + i * DRM_HDCP_KSV_LEN,
 				       len);
@@ -6598,16 +6585,16 @@ int intel_dp_hdcp_read_ksv_fifo(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_dp_hdcp_read_v_prime_part(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp_read_v_prime_part(struct intel_digital_port *dig_port,
 				    int i, u32 *part)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	ssize_t ret;
 
 	if (i >= DRM_HDCP_V_PRIME_NUM_PARTS)
 		return -EINVAL;
 
-	ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux,
+	ret = drm_dp_dpcd_read(&dig_port->dp.aux,
 			       DP_AUX_HDCP_V_PRIME(i), part,
 			       DRM_HDCP_V_PRIME_PART_LEN);
 	if (ret != DRM_HDCP_V_PRIME_PART_LEN) {
@@ -6619,7 +6606,7 @@ int intel_dp_hdcp_read_v_prime_part(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_dp_hdcp_toggle_signalling(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp_toggle_signalling(struct intel_digital_port *dig_port,
 				    bool enable)
 {
 	/* Not used for single stream DisplayPort setups */
@@ -6627,13 +6614,13 @@ int intel_dp_hdcp_toggle_signalling(struct intel_digital_port *intel_dig_port,
 }
 
 static
-bool intel_dp_hdcp_check_link(struct intel_digital_port *intel_dig_port)
+bool intel_dp_hdcp_check_link(struct intel_digital_port *dig_port)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	ssize_t ret;
 	u8 bstatus;
 
-	ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux, DP_AUX_HDCP_BSTATUS,
+	ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BSTATUS,
 			       &bstatus, 1);
 	if (ret != 1) {
 		drm_dbg_kms(&i915->drm,
@@ -6645,13 +6632,13 @@ bool intel_dp_hdcp_check_link(struct intel_digital_port *intel_dig_port)
 }
 
 static
-int intel_dp_hdcp_capable(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp_capable(struct intel_digital_port *dig_port,
 			  bool *hdcp_capable)
 {
 	ssize_t ret;
 	u8 bcaps;
 
-	ret = intel_dp_hdcp_read_bcaps(intel_dig_port, &bcaps);
+	ret = intel_dp_hdcp_read_bcaps(dig_port, &bcaps);
 	if (ret)
 		return ret;
 
@@ -6709,13 +6696,13 @@ static const struct hdcp2_dp_msg_data hdcp2_dp_msg_data[] = {
 };
 
 static int
-intel_dp_hdcp2_read_rx_status(struct intel_digital_port *intel_dig_port,
+intel_dp_hdcp2_read_rx_status(struct intel_digital_port *dig_port,
 			      u8 *rx_status)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	ssize_t ret;
 
-	ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux,
+	ret = drm_dp_dpcd_read(&dig_port->dp.aux,
 			       DP_HDCP_2_2_REG_RXSTATUS_OFFSET, rx_status,
 			       HDCP_2_2_DP_RXSTATUS_LEN);
 	if (ret != HDCP_2_2_DP_RXSTATUS_LEN) {
@@ -6728,14 +6715,14 @@ intel_dp_hdcp2_read_rx_status(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int hdcp2_detect_msg_availability(struct intel_digital_port *intel_dig_port,
+int hdcp2_detect_msg_availability(struct intel_digital_port *dig_port,
 				  u8 msg_id, bool *msg_ready)
 {
 	u8 rx_status;
 	int ret;
 
 	*msg_ready = false;
-	ret = intel_dp_hdcp2_read_rx_status(intel_dig_port, &rx_status);
+	ret = intel_dp_hdcp2_read_rx_status(dig_port, &rx_status);
 	if (ret < 0)
 		return ret;
 
@@ -6761,11 +6748,11 @@ int hdcp2_detect_msg_availability(struct intel_digital_port *intel_dig_port,
 }
 
 static ssize_t
-intel_dp_hdcp2_wait_for_msg(struct intel_digital_port *intel_dig_port,
+intel_dp_hdcp2_wait_for_msg(struct intel_digital_port *dig_port,
 			    const struct hdcp2_dp_msg_data *hdcp2_msg_data)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
-	struct intel_dp *dp = &intel_dig_port->dp;
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+	struct intel_dp *dp = &dig_port->dp;
 	struct intel_hdcp *hdcp = &dp->attached_connector->hdcp;
 	u8 msg_id = hdcp2_msg_data->msg_id;
 	int ret, timeout;
@@ -6789,7 +6776,7 @@ intel_dp_hdcp2_wait_for_msg(struct intel_digital_port *intel_dig_port,
 		 * the timeout at wait for CP_IRQ.
 		 */
 		intel_dp_hdcp_wait_for_cp_irq(hdcp, timeout);
-		ret = hdcp2_detect_msg_availability(intel_dig_port,
+		ret = hdcp2_detect_msg_availability(dig_port,
 						    msg_id, &msg_ready);
 		if (!msg_ready)
 			ret = -ETIMEDOUT;
@@ -6815,10 +6802,10 @@ static const struct hdcp2_dp_msg_data *get_hdcp2_dp_msg_data(u8 msg_id)
 }
 
 static
-int intel_dp_hdcp2_write_msg(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp2_write_msg(struct intel_digital_port *dig_port,
 			     void *buf, size_t size)
 {
-	struct intel_dp *dp = &intel_dig_port->dp;
+	struct intel_dp *dp = &dig_port->dp;
 	struct intel_hdcp *hdcp = &dp->attached_connector->hdcp;
 	unsigned int offset;
 	u8 *byte = buf;
@@ -6841,7 +6828,7 @@ int intel_dp_hdcp2_write_msg(struct intel_digital_port *intel_dig_port,
 		len = bytes_to_write > DP_AUX_MAX_PAYLOAD_BYTES ?
 				DP_AUX_MAX_PAYLOAD_BYTES : bytes_to_write;
 
-		ret = drm_dp_dpcd_write(&intel_dig_port->dp.aux,
+		ret = drm_dp_dpcd_write(&dig_port->dp.aux,
 					offset, (void *)byte, len);
 		if (ret < 0)
 			return ret;
@@ -6855,13 +6842,13 @@ int intel_dp_hdcp2_write_msg(struct intel_digital_port *intel_dig_port,
 }
 
 static
-ssize_t get_receiver_id_list_size(struct intel_digital_port *intel_dig_port)
+ssize_t get_receiver_id_list_size(struct intel_digital_port *dig_port)
 {
 	u8 rx_info[HDCP_2_2_RXINFO_LEN];
 	u32 dev_cnt;
 	ssize_t ret;
 
-	ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux,
+	ret = drm_dp_dpcd_read(&dig_port->dp.aux,
 			       DP_HDCP_2_2_REG_RXINFO_OFFSET,
 			       (void *)rx_info, HDCP_2_2_RXINFO_LEN);
 	if (ret != HDCP_2_2_RXINFO_LEN)
@@ -6881,10 +6868,10 @@ ssize_t get_receiver_id_list_size(struct intel_digital_port *intel_dig_port)
 }
 
 static
-int intel_dp_hdcp2_read_msg(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp2_read_msg(struct intel_digital_port *dig_port,
 			    u8 msg_id, void *buf, size_t size)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	unsigned int offset;
 	u8 *byte = buf;
 	ssize_t ret, bytes_to_recv, len;
@@ -6895,12 +6882,12 @@ int intel_dp_hdcp2_read_msg(struct intel_digital_port *intel_dig_port,
 		return -EINVAL;
 	offset = hdcp2_msg_data->offset;
 
-	ret = intel_dp_hdcp2_wait_for_msg(intel_dig_port, hdcp2_msg_data);
+	ret = intel_dp_hdcp2_wait_for_msg(dig_port, hdcp2_msg_data);
 	if (ret < 0)
 		return ret;
 
 	if (msg_id == HDCP_2_2_REP_SEND_RECVID_LIST) {
-		ret = get_receiver_id_list_size(intel_dig_port);
+		ret = get_receiver_id_list_size(dig_port);
 		if (ret < 0)
 			return ret;
 
@@ -6915,7 +6902,7 @@ int intel_dp_hdcp2_read_msg(struct intel_digital_port *intel_dig_port,
 		len = bytes_to_recv > DP_AUX_MAX_PAYLOAD_BYTES ?
 		      DP_AUX_MAX_PAYLOAD_BYTES : bytes_to_recv;
 
-		ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux, offset,
+		ret = drm_dp_dpcd_read(&dig_port->dp.aux, offset,
 				       (void *)byte, len);
 		if (ret < 0) {
 			drm_dbg_kms(&i915->drm, "msg_id %d, ret %zd\n",
@@ -6934,7 +6921,7 @@ int intel_dp_hdcp2_read_msg(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_dp_hdcp2_config_stream_type(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp2_config_stream_type(struct intel_digital_port *dig_port,
 				      bool is_repeater, u8 content_type)
 {
 	int ret;
@@ -6953,7 +6940,7 @@ int intel_dp_hdcp2_config_stream_type(struct intel_digital_port *intel_dig_port,
 	stream_type_msg.msg_id = HDCP_2_2_ERRATA_DP_STREAM_TYPE;
 	stream_type_msg.stream_type = content_type;
 
-	ret =  intel_dp_hdcp2_write_msg(intel_dig_port, &stream_type_msg,
+	ret =  intel_dp_hdcp2_write_msg(dig_port, &stream_type_msg,
 					sizeof(stream_type_msg));
 
 	return ret < 0 ? ret : 0;
@@ -6961,12 +6948,12 @@ int intel_dp_hdcp2_config_stream_type(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_dp_hdcp2_check_link(struct intel_digital_port *intel_dig_port)
+int intel_dp_hdcp2_check_link(struct intel_digital_port *dig_port)
 {
 	u8 rx_status;
 	int ret;
 
-	ret = intel_dp_hdcp2_read_rx_status(intel_dig_port, &rx_status);
+	ret = intel_dp_hdcp2_read_rx_status(dig_port, &rx_status);
 	if (ret)
 		return ret;
 
@@ -6981,14 +6968,14 @@ int intel_dp_hdcp2_check_link(struct intel_digital_port *intel_dig_port)
 }
 
 static
-int intel_dp_hdcp2_capable(struct intel_digital_port *intel_dig_port,
+int intel_dp_hdcp2_capable(struct intel_digital_port *dig_port,
 			   bool *capable)
 {
 	u8 rx_caps[3];
 	int ret;
 
 	*capable = false;
-	ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux,
+	ret = drm_dp_dpcd_read(&dig_port->dp.aux,
 			       DP_HDCP_2_2_REG_RX_CAPS_OFFSET,
 			       rx_caps, HDCP_2_2_RXCAPS_LEN);
 	if (ret != HDCP_2_2_RXCAPS_LEN)
@@ -7267,12 +7254,12 @@ static bool intel_edp_have_power(struct intel_dp *intel_dp)
 }
 
 enum irqreturn
-intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
+intel_dp_hpd_pulse(struct intel_digital_port *dig_port, bool long_hpd)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
-	struct intel_dp *intel_dp = &intel_dig_port->dp;
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+	struct intel_dp *intel_dp = &dig_port->dp;
 
-	if (intel_dig_port->base.type == INTEL_OUTPUT_EDP &&
+	if (dig_port->base.type == INTEL_OUTPUT_EDP &&
 	    (long_hpd || !intel_edp_have_power(intel_dp))) {
 		/*
 		 * vdd off can generate a long/short pulse on eDP which
@@ -7283,14 +7270,14 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
 		drm_dbg_kms(&i915->drm,
 			    "ignoring %s hpd on eDP [ENCODER:%d:%s]\n",
 			    long_hpd ? "long" : "short",
-			    intel_dig_port->base.base.base.id,
-			    intel_dig_port->base.base.name);
+			    dig_port->base.base.base.id,
+			    dig_port->base.base.name);
 		return IRQ_HANDLED;
 	}
 
 	drm_dbg_kms(&i915->drm, "got hpd irq on [ENCODER:%d:%s] - %s\n",
-		    intel_dig_port->base.base.base.id,
-		    intel_dig_port->base.base.name,
+		    dig_port->base.base.base.id,
+		    dig_port->base.base.name,
 		    long_hpd ? "long" : "short");
 
 	if (long_hpd) {
@@ -7299,35 +7286,10 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
 	}
 
 	if (intel_dp->is_mst) {
-		switch (intel_dp_check_mst_status(intel_dp)) {
-		case -EINVAL:
-			/*
-			 * If we were in MST mode, and device is not
-			 * there, get out of MST mode
-			 */
-			drm_dbg_kms(&i915->drm,
-				    "MST device may have disappeared %d vs %d\n",
-				    intel_dp->is_mst,
-				    intel_dp->mst_mgr.mst_state);
-			intel_dp->is_mst = false;
-			drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr,
-							intel_dp->is_mst);
-
-			return IRQ_NONE;
-		case 1:
-			return IRQ_NONE;
-		default:
-			break;
-		}
-	}
-
-	if (!intel_dp->is_mst) {
-		bool handled;
-
-		handled = intel_dp_short_pulse(intel_dp);
-
-		if (!handled)
+		if (!intel_dp_check_mst_status(intel_dp))
 			return IRQ_NONE;
+	} else if (!intel_dp_short_pulse(intel_dp)) {
+		return IRQ_NONE;
 	}
 
 	return IRQ_HANDLED;
@@ -8181,12 +8143,12 @@ static void intel_dp_modeset_retry_work_fn(struct work_struct *work)
 }
 
 bool
-intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
+intel_dp_init_connector(struct intel_digital_port *dig_port,
 			struct intel_connector *intel_connector)
 {
 	struct drm_connector *connector = &intel_connector->base;
-	struct intel_dp *intel_dp = &intel_dig_port->dp;
-	struct intel_encoder *intel_encoder = &intel_dig_port->base;
+	struct intel_dp *intel_dp = &dig_port->dp;
+	struct intel_encoder *intel_encoder = &dig_port->base;
 	struct drm_device *dev = intel_encoder->base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
 	enum port port = intel_encoder->port;
@@ -8197,9 +8159,9 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
 	INIT_WORK(&intel_connector->modeset_retry_work,
 		  intel_dp_modeset_retry_work_fn);
 
-	if (drm_WARN(dev, intel_dig_port->max_lanes < 1,
+	if (drm_WARN(dev, dig_port->max_lanes < 1,
 		     "Not enough lanes (%d) for DP on [ENCODER:%d:%s]\n",
-		     intel_dig_port->max_lanes, intel_encoder->base.base.id,
+		     dig_port->max_lanes, intel_encoder->base.base.id,
 		     intel_encoder->base.name))
 		return false;
 
@@ -8270,12 +8232,12 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
 		intel_connector->get_hw_state = intel_connector_get_hw_state;
 
 	/* init MST on ports that can support it */
-	intel_dp_mst_encoder_init(intel_dig_port,
+	intel_dp_mst_encoder_init(dig_port,
 				  intel_connector->base.base.id);
 
 	if (!intel_edp_init_connector(intel_dp, intel_connector)) {
 		intel_dp_aux_fini(intel_dp);
-		intel_dp_mst_encoder_cleanup(intel_dig_port);
+		intel_dp_mst_encoder_cleanup(dig_port);
 		goto fail;
 	}
 
@@ -8310,20 +8272,20 @@ bool intel_dp_init(struct drm_i915_private *dev_priv,
 		   i915_reg_t output_reg,
 		   enum port port)
 {
-	struct intel_digital_port *intel_dig_port;
+	struct intel_digital_port *dig_port;
 	struct intel_encoder *intel_encoder;
 	struct drm_encoder *encoder;
 	struct intel_connector *intel_connector;
 
-	intel_dig_port = kzalloc(sizeof(*intel_dig_port), GFP_KERNEL);
-	if (!intel_dig_port)
+	dig_port = kzalloc(sizeof(*dig_port), GFP_KERNEL);
+	if (!dig_port)
 		return false;
 
 	intel_connector = intel_connector_alloc();
 	if (!intel_connector)
 		goto err_connector_alloc;
 
-	intel_encoder = &intel_dig_port->base;
+	intel_encoder = &dig_port->base;
 	encoder = &intel_encoder->base;
 
 	if (drm_encoder_init(&dev_priv->drm, &intel_encoder->base,
@@ -8359,25 +8321,34 @@ bool intel_dp_init(struct drm_i915_private *dev_priv,
 
 	if ((IS_IVYBRIDGE(dev_priv) && port == PORT_A) ||
 	    (HAS_PCH_CPT(dev_priv) && port != PORT_A))
-		intel_dig_port->dp.set_link_train = cpt_set_link_train;
+		dig_port->dp.set_link_train = cpt_set_link_train;
 	else
-		intel_dig_port->dp.set_link_train = g4x_set_link_train;
+		dig_port->dp.set_link_train = g4x_set_link_train;
 
 	if (IS_CHERRYVIEW(dev_priv))
-		intel_dig_port->dp.set_signal_levels = chv_set_signal_levels;
+		dig_port->dp.set_signal_levels = chv_set_signal_levels;
 	else if (IS_VALLEYVIEW(dev_priv))
-		intel_dig_port->dp.set_signal_levels = vlv_set_signal_levels;
+		dig_port->dp.set_signal_levels = vlv_set_signal_levels;
 	else if (IS_IVYBRIDGE(dev_priv) && port == PORT_A)
-		intel_dig_port->dp.set_signal_levels = ivb_cpu_edp_set_signal_levels;
+		dig_port->dp.set_signal_levels = ivb_cpu_edp_set_signal_levels;
 	else if (IS_GEN(dev_priv, 6) && port == PORT_A)
-		intel_dig_port->dp.set_signal_levels = snb_cpu_edp_set_signal_levels;
+		dig_port->dp.set_signal_levels = snb_cpu_edp_set_signal_levels;
 	else
-		intel_dig_port->dp.set_signal_levels = g4x_set_signal_levels;
+		dig_port->dp.set_signal_levels = g4x_set_signal_levels;
+
+	if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv) ||
+	    (HAS_PCH_SPLIT(dev_priv) && port != PORT_A)) {
+		dig_port->dp.preemph_max = intel_dp_pre_empemph_max_3;
+		dig_port->dp.voltage_max = intel_dp_voltage_max_3;
+	} else {
+		dig_port->dp.preemph_max = intel_dp_pre_empemph_max_2;
+		dig_port->dp.voltage_max = intel_dp_voltage_max_2;
+	}
 
-	intel_dig_port->dp.output_reg = output_reg;
-	intel_dig_port->max_lanes = 4;
-	intel_dig_port->dp.regs.dp_tp_ctl = DP_TP_CTL(port);
-	intel_dig_port->dp.regs.dp_tp_status = DP_TP_STATUS(port);
+	dig_port->dp.output_reg = output_reg;
+	dig_port->max_lanes = 4;
+	dig_port->dp.regs.dp_tp_ctl = DP_TP_CTL(port);
+	dig_port->dp.regs.dp_tp_status = DP_TP_STATUS(port);
 
 	intel_encoder->type = INTEL_OUTPUT_DP;
 	intel_encoder->power_domain = intel_port_to_power_domain(port);
@@ -8392,25 +8363,25 @@ bool intel_dp_init(struct drm_i915_private *dev_priv,
 	intel_encoder->cloneable = 0;
 	intel_encoder->port = port;
 
-	intel_dig_port->hpd_pulse = intel_dp_hpd_pulse;
+	dig_port->hpd_pulse = intel_dp_hpd_pulse;
 
 	if (HAS_GMCH(dev_priv)) {
 		if (IS_GM45(dev_priv))
-			intel_dig_port->connected = gm45_digital_port_connected;
+			dig_port->connected = gm45_digital_port_connected;
 		else
-			intel_dig_port->connected = g4x_digital_port_connected;
+			dig_port->connected = g4x_digital_port_connected;
 	} else {
 		if (port == PORT_A)
-			intel_dig_port->connected = ilk_digital_port_connected;
+			dig_port->connected = ilk_digital_port_connected;
 		else
-			intel_dig_port->connected = ibx_digital_port_connected;
+			dig_port->connected = ibx_digital_port_connected;
 	}
 
 	if (port != PORT_A)
-		intel_infoframe_init(intel_dig_port);
+		intel_infoframe_init(dig_port);
 
-	intel_dig_port->aux_ch = intel_bios_port_aux_ch(dev_priv, port);
-	if (!intel_dp_init_connector(intel_dig_port, intel_connector))
+	dig_port->aux_ch = intel_bios_port_aux_ch(dev_priv, port);
+	if (!intel_dp_init_connector(dig_port, intel_connector))
 		goto err_init_connector;
 
 	return true;
@@ -8420,7 +8391,7 @@ err_init_connector:
 err_encoder_init:
 	kfree(intel_connector);
 err_connector_alloc:
-	kfree(intel_dig_port);
+	kfree(dig_port);
 	return false;
 }
 
diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h
index 1702959ca079..b901ab850cbd 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.h
+++ b/drivers/gpu/drm/i915/display/intel_dp.h
@@ -40,7 +40,7 @@ bool intel_dp_port_enabled(struct drm_i915_private *dev_priv,
 			   enum pipe *pipe);
 bool intel_dp_init(struct drm_i915_private *dev_priv, i915_reg_t output_reg,
 		   enum port port);
-bool intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
+bool intel_dp_init_connector(struct intel_digital_port *dig_port,
 			     struct intel_connector *intel_connector);
 void intel_dp_set_link_params(struct intel_dp *intel_dp,
 			      int link_rate, u8 lane_count,
@@ -61,7 +61,7 @@ int intel_dp_compute_config(struct intel_encoder *encoder,
 			    struct drm_connector_state *conn_state);
 bool intel_dp_is_edp(struct intel_dp *intel_dp);
 bool intel_dp_is_port_edp(struct drm_i915_private *dev_priv, enum port port);
-enum irqreturn intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port,
+enum irqreturn intel_dp_hpd_pulse(struct intel_digital_port *dig_port,
 				  bool long_hpd);
 void intel_edp_backlight_on(const struct intel_crtc_state *crtc_state,
 			    const struct drm_connector_state *conn_state);
@@ -92,10 +92,6 @@ intel_dp_program_link_training_pattern(struct intel_dp *intel_dp,
 void
 intel_dp_set_signal_levels(struct intel_dp *intel_dp);
 void intel_dp_set_idle_link_train(struct intel_dp *intel_dp);
-u8
-intel_dp_voltage_max(struct intel_dp *intel_dp);
-u8
-intel_dp_pre_emphasis_max(struct intel_dp *intel_dp, u8 voltage_swing);
 void intel_dp_compute_rate(struct intel_dp *intel_dp, int port_clock,
 			   u8 *link_bw, u8 *rate_select);
 bool intel_dp_source_supports_hbr2(struct intel_dp *intel_dp);
diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
index 0722540d64ad..acbd7eb66cbe 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
@@ -348,7 +348,7 @@ int intel_dp_aux_init_backlight_funcs(struct intel_connector *intel_connector)
 	struct intel_dp *intel_dp = enc_to_intel_dp(intel_connector->encoder);
 	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
 
-	if (i915_modparams.enable_dpcd_backlight == 0 ||
+	if (i915->params.enable_dpcd_backlight == 0 ||
 	    !intel_dp_aux_display_control_capable(intel_connector))
 		return -ENODEV;
 
@@ -358,7 +358,7 @@ int intel_dp_aux_init_backlight_funcs(struct intel_connector *intel_connector)
 	 */
 	if (i915->vbt.backlight.type !=
 	    INTEL_BACKLIGHT_VESA_EDP_AUX_INTERFACE &&
-	    i915_modparams.enable_dpcd_backlight != 1 &&
+	    i915->params.enable_dpcd_backlight != 1 &&
 	    !drm_dp_has_quirk(&intel_dp->desc, intel_dp->edid_quirks,
 			      DP_QUIRK_FORCE_DPCD_BACKLIGHT)) {
 		drm_info(&i915->drm,
diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
index e4f1843170b7..a23ed7290843 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
@@ -34,9 +34,25 @@ intel_dp_dump_link_status(const u8 link_status[DP_LINK_STATUS_SIZE])
 		      link_status[3], link_status[4], link_status[5]);
 }
 
+static u8 dp_voltage_max(u8 preemph)
+{
+	switch (preemph & DP_TRAIN_PRE_EMPHASIS_MASK) {
+	case DP_TRAIN_PRE_EMPH_LEVEL_0:
+		return DP_TRAIN_VOLTAGE_SWING_LEVEL_3;
+	case DP_TRAIN_PRE_EMPH_LEVEL_1:
+		return DP_TRAIN_VOLTAGE_SWING_LEVEL_2;
+	case DP_TRAIN_PRE_EMPH_LEVEL_2:
+		return DP_TRAIN_VOLTAGE_SWING_LEVEL_1;
+	case DP_TRAIN_PRE_EMPH_LEVEL_3:
+	default:
+		return DP_TRAIN_VOLTAGE_SWING_LEVEL_0;
+	}
+}
+
 void intel_dp_get_adjust_train(struct intel_dp *intel_dp,
 			       const u8 link_status[DP_LINK_STATUS_SIZE])
 {
+	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
 	u8 v = 0;
 	u8 p = 0;
 	int lane;
@@ -44,23 +60,28 @@ void intel_dp_get_adjust_train(struct intel_dp *intel_dp,
 	u8 preemph_max;
 
 	for (lane = 0; lane < intel_dp->lane_count; lane++) {
-		u8 this_v = drm_dp_get_adjust_request_voltage(link_status, lane);
-		u8 this_p = drm_dp_get_adjust_request_pre_emphasis(link_status, lane);
-
-		if (this_v > v)
-			v = this_v;
-		if (this_p > p)
-			p = this_p;
+		v = max(v, drm_dp_get_adjust_request_voltage(link_status, lane));
+		p = max(p, drm_dp_get_adjust_request_pre_emphasis(link_status, lane));
 	}
 
-	voltage_max = intel_dp_voltage_max(intel_dp);
-	if (v >= voltage_max)
-		v = voltage_max | DP_TRAIN_MAX_SWING_REACHED;
+	preemph_max = intel_dp->preemph_max(intel_dp);
+	drm_WARN_ON_ONCE(&i915->drm,
+			 preemph_max != DP_TRAIN_PRE_EMPH_LEVEL_2 &&
+			 preemph_max != DP_TRAIN_PRE_EMPH_LEVEL_3);
 
-	preemph_max = intel_dp_pre_emphasis_max(intel_dp, v);
 	if (p >= preemph_max)
 		p = preemph_max | DP_TRAIN_MAX_PRE_EMPHASIS_REACHED;
 
+	v = min(v, dp_voltage_max(p));
+
+	voltage_max = intel_dp->voltage_max(intel_dp);
+	drm_WARN_ON_ONCE(&i915->drm,
+			 voltage_max != DP_TRAIN_VOLTAGE_SWING_LEVEL_2 &&
+			 voltage_max != DP_TRAIN_VOLTAGE_SWING_LEVEL_3);
+
+	if (v >= voltage_max)
+		v = voltage_max | DP_TRAIN_MAX_SWING_REACHED;
+
 	for (lane = 0; lane < 4; lane++)
 		intel_dp->train_set[lane] = v | p;
 }
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index 2e6c6375a23b..a2d91a499700 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -317,14 +317,33 @@ intel_dp_mst_atomic_check(struct drm_connector *connector,
 	return ret;
 }
 
+static void clear_act_sent(struct intel_dp *intel_dp)
+{
+	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
+
+	intel_de_write(i915, intel_dp->regs.dp_tp_status,
+		       DP_TP_STATUS_ACT_SENT);
+}
+
+static void wait_for_act_sent(struct intel_dp *intel_dp)
+{
+	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
+
+	if (intel_de_wait_for_set(i915, intel_dp->regs.dp_tp_status,
+				  DP_TP_STATUS_ACT_SENT, 1))
+		drm_err(&i915->drm, "Timed out waiting for ACT sent\n");
+
+	drm_dp_check_act_status(&intel_dp->mst_mgr);
+}
+
 static void intel_mst_disable_dp(struct intel_atomic_state *state,
 				 struct intel_encoder *encoder,
 				 const struct intel_crtc_state *old_crtc_state,
 				 const struct drm_connector_state *old_conn_state)
 {
 	struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder);
-	struct intel_digital_port *intel_dig_port = intel_mst->primary;
-	struct intel_dp *intel_dp = &intel_dig_port->dp;
+	struct intel_digital_port *dig_port = intel_mst->primary;
+	struct intel_dp *intel_dp = &dig_port->dp;
 	struct intel_connector *connector =
 		to_intel_connector(old_conn_state->connector);
 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
@@ -350,8 +369,8 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state,
 				      const struct drm_connector_state *old_conn_state)
 {
 	struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder);
-	struct intel_digital_port *intel_dig_port = intel_mst->primary;
-	struct intel_dp *intel_dp = &intel_dig_port->dp;
+	struct intel_digital_port *dig_port = intel_mst->primary;
+	struct intel_dp *intel_dp = &dig_port->dp;
 	struct intel_connector *connector =
 		to_intel_connector(old_conn_state->connector);
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
@@ -370,6 +389,8 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state,
 
 	drm_dp_update_payload_part2(&intel_dp->mst_mgr);
 
+	clear_act_sent(intel_dp);
+
 	val = intel_de_read(dev_priv,
 			    TRANS_DDI_FUNC_CTL(old_crtc_state->cpu_transcoder));
 	val &= ~TRANS_DDI_DP_VC_PAYLOAD_ALLOC;
@@ -377,11 +398,7 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state,
 		       TRANS_DDI_FUNC_CTL(old_crtc_state->cpu_transcoder),
 		       val);
 
-	if (intel_de_wait_for_set(dev_priv, intel_dp->regs.dp_tp_status,
-				  DP_TP_STATUS_ACT_SENT, 1))
-		drm_err(&dev_priv->drm,
-			"Timed out waiting for ACT sent when disabling\n");
-	drm_dp_check_act_status(&intel_dp->mst_mgr);
+	wait_for_act_sent(intel_dp);
 
 	drm_dp_mst_deallocate_vcpi(&intel_dp->mst_mgr, connector->port);
 
@@ -404,7 +421,7 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state,
 	 * the transcoder clock select is set to none.
 	 */
 	if (last_mst_stream)
-		intel_dp_set_infoframes(&intel_dig_port->base, false,
+		intel_dp_set_infoframes(&dig_port->base, false,
 					old_crtc_state, NULL);
 	/*
 	 * From TGL spec: "If multi-stream slave transcoder: Configure
@@ -419,7 +436,7 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state,
 
 	intel_mst->connector = NULL;
 	if (last_mst_stream)
-		intel_dig_port->base.post_disable(state, &intel_dig_port->base,
+		dig_port->base.post_disable(state, &dig_port->base,
 						  old_crtc_state, NULL);
 
 	drm_dbg_kms(&dev_priv->drm, "active links %d\n",
@@ -432,11 +449,11 @@ static void intel_mst_pre_pll_enable_dp(struct intel_atomic_state *state,
 					const struct drm_connector_state *conn_state)
 {
 	struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder);
-	struct intel_digital_port *intel_dig_port = intel_mst->primary;
-	struct intel_dp *intel_dp = &intel_dig_port->dp;
+	struct intel_digital_port *dig_port = intel_mst->primary;
+	struct intel_dp *intel_dp = &dig_port->dp;
 
 	if (intel_dp->active_mst_links == 0)
-		intel_dig_port->base.pre_pll_enable(state, &intel_dig_port->base,
+		dig_port->base.pre_pll_enable(state, &dig_port->base,
 						    pipe_config, NULL);
 }
 
@@ -446,13 +463,12 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state,
 				    const struct drm_connector_state *conn_state)
 {
 	struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder);
-	struct intel_digital_port *intel_dig_port = intel_mst->primary;
-	struct intel_dp *intel_dp = &intel_dig_port->dp;
+	struct intel_digital_port *dig_port = intel_mst->primary;
+	struct intel_dp *intel_dp = &dig_port->dp;
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	struct intel_connector *connector =
 		to_intel_connector(conn_state->connector);
 	int ret;
-	u32 temp;
 	bool first_mst_stream;
 
 	/* MST encoders are bound to a crtc, not to a connector,
@@ -474,7 +490,7 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state,
 	drm_dp_send_power_updown_phy(&intel_dp->mst_mgr, connector->port, true);
 
 	if (first_mst_stream)
-		intel_dig_port->base.pre_enable(state, &intel_dig_port->base,
+		dig_port->base.pre_enable(state, &dig_port->base,
 						pipe_config, NULL);
 
 	ret = drm_dp_mst_allocate_vcpi(&intel_dp->mst_mgr,
@@ -485,14 +501,12 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state,
 		drm_err(&dev_priv->drm, "failed to allocate vcpi\n");
 
 	intel_dp->active_mst_links++;
-	temp = intel_de_read(dev_priv, intel_dp->regs.dp_tp_status);
-	intel_de_write(dev_priv, intel_dp->regs.dp_tp_status, temp);
 
 	ret = drm_dp_update_payload_part1(&intel_dp->mst_mgr);
 
 	/*
 	 * Before Gen 12 this is not done as part of
-	 * intel_dig_port->base.pre_enable() and should be done here. For
+	 * dig_port->base.pre_enable() and should be done here. For
 	 * Gen 12+ the step in which this should be done is different for the
 	 * first MST stream, so it's done on the DDI for the first stream and
 	 * here for the following ones.
@@ -511,22 +525,28 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state,
 				const struct drm_connector_state *conn_state)
 {
 	struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder);
-	struct intel_digital_port *intel_dig_port = intel_mst->primary;
-	struct intel_dp *intel_dp = &intel_dig_port->dp;
+	struct intel_digital_port *dig_port = intel_mst->primary;
+	struct intel_dp *intel_dp = &dig_port->dp;
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+	u32 val;
 
 	drm_WARN_ON(&dev_priv->drm, pipe_config->has_pch_encoder);
 
+	clear_act_sent(intel_dp);
+
 	intel_ddi_enable_transcoder_func(encoder, pipe_config);
 
+	val = intel_de_read(dev_priv,
+			    TRANS_DDI_FUNC_CTL(pipe_config->cpu_transcoder));
+	val |= TRANS_DDI_DP_VC_PAYLOAD_ALLOC;
+	intel_de_write(dev_priv,
+		       TRANS_DDI_FUNC_CTL(pipe_config->cpu_transcoder),
+		       val);
+
 	drm_dbg_kms(&dev_priv->drm, "active links %d\n",
 		    intel_dp->active_mst_links);
 
-	if (intel_de_wait_for_set(dev_priv, intel_dp->regs.dp_tp_status,
-				  DP_TP_STATUS_ACT_SENT, 1))
-		drm_err(&dev_priv->drm, "Timed out waiting for ACT sent\n");
-
-	drm_dp_check_act_status(&intel_dp->mst_mgr);
+	wait_for_act_sent(intel_dp);
 
 	drm_dp_update_payload_part2(&intel_dp->mst_mgr);
 
@@ -552,9 +572,9 @@ static void intel_dp_mst_enc_get_config(struct intel_encoder *encoder,
 					struct intel_crtc_state *pipe_config)
 {
 	struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder);
-	struct intel_digital_port *intel_dig_port = intel_mst->primary;
+	struct intel_digital_port *dig_port = intel_mst->primary;
 
-	intel_ddi_get_config(&intel_dig_port->base, pipe_config);
+	intel_ddi_get_config(&dig_port->base, pipe_config);
 }
 
 static int intel_dp_mst_get_ddc_modes(struct drm_connector *connector)
@@ -619,39 +639,60 @@ static int intel_dp_mst_get_modes(struct drm_connector *connector)
 	return intel_dp_mst_get_ddc_modes(connector);
 }
 
-static enum drm_mode_status
-intel_dp_mst_mode_valid(struct drm_connector *connector,
-			struct drm_display_mode *mode)
+static int
+intel_dp_mst_mode_valid_ctx(struct drm_connector *connector,
+			    struct drm_display_mode *mode,
+			    struct drm_modeset_acquire_ctx *ctx,
+			    enum drm_mode_status *status)
 {
 	struct drm_i915_private *dev_priv = to_i915(connector->dev);
 	struct intel_connector *intel_connector = to_intel_connector(connector);
 	struct intel_dp *intel_dp = intel_connector->mst_port;
+	struct drm_dp_mst_topology_mgr *mgr = &intel_dp->mst_mgr;
+	struct drm_dp_mst_port *port = intel_connector->port;
+	const int min_bpp = 18;
 	int max_dotclk = to_i915(connector->dev)->max_dotclk_freq;
 	int max_rate, mode_rate, max_lanes, max_link_clock;
+	int ret;
 
-	if (drm_connector_is_unregistered(connector))
-		return MODE_ERROR;
+	if (drm_connector_is_unregistered(connector)) {
+		*status = MODE_ERROR;
+		return 0;
+	}
 
-	if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
-		return MODE_NO_DBLESCAN;
+	if (mode->flags & DRM_MODE_FLAG_DBLSCAN) {
+		*status = MODE_NO_DBLESCAN;
+		return 0;
+	}
 
 	max_link_clock = intel_dp_max_link_rate(intel_dp);
 	max_lanes = intel_dp_max_lane_count(intel_dp);
 
 	max_rate = intel_dp_max_data_rate(max_link_clock, max_lanes);
-	mode_rate = intel_dp_link_required(mode->clock, 18);
+	mode_rate = intel_dp_link_required(mode->clock, min_bpp);
 
-	/* TODO - validate mode against available PBN for link */
-	if (mode->clock < 10000)
-		return MODE_CLOCK_LOW;
+	ret = drm_modeset_lock(&mgr->base.lock, ctx);
+	if (ret)
+		return ret;
+
+	if (mode_rate > max_rate || mode->clock > max_dotclk ||
+	    drm_dp_calc_pbn_mode(mode->clock, min_bpp, false) > port->full_pbn) {
+		*status = MODE_CLOCK_HIGH;
+		return 0;
+	}
 
-	if (mode->flags & DRM_MODE_FLAG_DBLCLK)
-		return MODE_H_ILLEGAL;
+	if (mode->clock < 10000) {
+		*status = MODE_CLOCK_LOW;
+		return 0;
+	}
 
-	if (mode_rate > max_rate || mode->clock > max_dotclk)
-		return MODE_CLOCK_HIGH;
+	if (mode->flags & DRM_MODE_FLAG_DBLCLK) {
+		*status = MODE_H_ILLEGAL;
+		return 0;
+	}
 
-	return intel_mode_valid_max_plane_size(dev_priv, mode);
+	*status = intel_mode_valid_max_plane_size(dev_priv, mode);
+	return 0;
 }
 
 static struct drm_encoder *intel_mst_atomic_best_encoder(struct drm_connector *connector,
@@ -680,7 +721,7 @@ intel_dp_mst_detect(struct drm_connector *connector,
 
 static const struct drm_connector_helper_funcs intel_dp_mst_connector_helper_funcs = {
 	.get_modes = intel_dp_mst_get_modes,
-	.mode_valid = intel_dp_mst_mode_valid,
+	.mode_valid_ctx = intel_dp_mst_mode_valid_ctx,
 	.atomic_best_encoder = intel_mst_atomic_best_encoder,
 	.atomic_check = intel_dp_mst_atomic_check,
 	.detect_ctx = intel_dp_mst_detect,
@@ -712,8 +753,8 @@ static bool intel_dp_mst_get_hw_state(struct intel_connector *connector)
 static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topology_mgr *mgr, struct drm_dp_mst_port *port, const char *pathprop)
 {
 	struct intel_dp *intel_dp = container_of(mgr, struct intel_dp, mst_mgr);
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
-	struct drm_device *dev = intel_dig_port->base.base.dev;
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+	struct drm_device *dev = dig_port->base.base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
 	struct intel_connector *intel_connector;
 	struct drm_connector *connector;
@@ -788,11 +829,11 @@ static const struct drm_dp_mst_topology_cbs mst_cbs = {
 };
 
 static struct intel_dp_mst_encoder *
-intel_dp_create_fake_mst_encoder(struct intel_digital_port *intel_dig_port, enum pipe pipe)
+intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe pipe)
 {
 	struct intel_dp_mst_encoder *intel_mst;
 	struct intel_encoder *intel_encoder;
-	struct drm_device *dev = intel_dig_port->base.base.dev;
+	struct drm_device *dev = dig_port->base.base.dev;
 
 	intel_mst = kzalloc(sizeof(*intel_mst), GFP_KERNEL);
 
@@ -801,14 +842,14 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *intel_dig_port, enum
 
 	intel_mst->pipe = pipe;
 	intel_encoder = &intel_mst->base;
-	intel_mst->primary = intel_dig_port;
+	intel_mst->primary = dig_port;
 
 	drm_encoder_init(dev, &intel_encoder->base, &intel_dp_mst_enc_funcs,
 			 DRM_MODE_ENCODER_DPMST, "DP-MST %c", pipe_name(pipe));
 
 	intel_encoder->type = INTEL_OUTPUT_DP_MST;
-	intel_encoder->power_domain = intel_dig_port->base.power_domain;
-	intel_encoder->port = intel_dig_port->base.port;
+	intel_encoder->power_domain = dig_port->base.power_domain;
+	intel_encoder->port = dig_port->base.port;
 	intel_encoder->cloneable = 0;
 	/*
 	 * This is wrong, but broken userspace uses the intersection
@@ -835,29 +876,29 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *intel_dig_port, enum
 }
 
 static bool
-intel_dp_create_fake_mst_encoders(struct intel_digital_port *intel_dig_port)
+intel_dp_create_fake_mst_encoders(struct intel_digital_port *dig_port)
 {
-	struct intel_dp *intel_dp = &intel_dig_port->dp;
-	struct drm_i915_private *dev_priv = to_i915(intel_dig_port->base.base.dev);
+	struct intel_dp *intel_dp = &dig_port->dp;
+	struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
 	enum pipe pipe;
 
 	for_each_pipe(dev_priv, pipe)
-		intel_dp->mst_encoders[pipe] = intel_dp_create_fake_mst_encoder(intel_dig_port, pipe);
+		intel_dp->mst_encoders[pipe] = intel_dp_create_fake_mst_encoder(dig_port, pipe);
 	return true;
 }
 
 int
-intel_dp_mst_encoder_active_links(struct intel_digital_port *intel_dig_port)
+intel_dp_mst_encoder_active_links(struct intel_digital_port *dig_port)
 {
-	return intel_dig_port->dp.active_mst_links;
+	return dig_port->dp.active_mst_links;
 }
 
 int
-intel_dp_mst_encoder_init(struct intel_digital_port *intel_dig_port, int conn_base_id)
+intel_dp_mst_encoder_init(struct intel_digital_port *dig_port, int conn_base_id)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
-	struct intel_dp *intel_dp = &intel_dig_port->dp;
-	enum port port = intel_dig_port->base.port;
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+	struct intel_dp *intel_dp = &dig_port->dp;
+	enum port port = dig_port->base.port;
 	int ret;
 
 	if (!HAS_DP_MST(i915) || intel_dp_is_edp(intel_dp))
@@ -872,7 +913,7 @@ intel_dp_mst_encoder_init(struct intel_digital_port *intel_dig_port, int conn_ba
 	intel_dp->mst_mgr.cbs = &mst_cbs;
 
 	/* create encoders */
-	intel_dp_create_fake_mst_encoders(intel_dig_port);
+	intel_dp_create_fake_mst_encoders(dig_port);
 	ret = drm_dp_mst_topology_mgr_init(&intel_dp->mst_mgr, &i915->drm,
 					   &intel_dp->aux, 16, 3, conn_base_id);
 	if (ret)
@@ -884,9 +925,9 @@ intel_dp_mst_encoder_init(struct intel_digital_port *intel_dig_port, int conn_ba
 }
 
 void
-intel_dp_mst_encoder_cleanup(struct intel_digital_port *intel_dig_port)
+intel_dp_mst_encoder_cleanup(struct intel_digital_port *dig_port)
 {
-	struct intel_dp *intel_dp = &intel_dig_port->dp;
+	struct intel_dp *intel_dp = &dig_port->dp;
 
 	if (!intel_dp->can_mst)
 		return;
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.h b/drivers/gpu/drm/i915/display/intel_dp_mst.h
index 854724f68f09..6afda4e86b3c 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.h
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.h
@@ -11,9 +11,9 @@
 struct intel_digital_port;
 struct intel_crtc_state;
 
-int intel_dp_mst_encoder_init(struct intel_digital_port *intel_dig_port, int conn_id);
-void intel_dp_mst_encoder_cleanup(struct intel_digital_port *intel_dig_port);
-int intel_dp_mst_encoder_active_links(struct intel_digital_port *intel_dig_port);
+int intel_dp_mst_encoder_init(struct intel_digital_port *dig_port, int conn_id);
+void intel_dp_mst_encoder_cleanup(struct intel_digital_port *dig_port);
+int intel_dp_mst_encoder_active_links(struct intel_digital_port *dig_port);
 bool intel_dp_mst_is_master_trans(const struct intel_crtc_state *crtc_state);
 bool intel_dp_mst_is_slave_trans(const struct intel_crtc_state *crtc_state);
 
diff --git a/drivers/gpu/drm/i915/display/intel_dpio_phy.c b/drivers/gpu/drm/i915/display/intel_dpio_phy.c
index 399a7edb4568..7910522273b2 100644
--- a/drivers/gpu/drm/i915/display/intel_dpio_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_dpio_phy.c
@@ -650,9 +650,9 @@ void chv_set_phy_signal_level(struct intel_encoder *encoder,
 			      bool uniq_trans_scale)
 {
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
-	struct intel_digital_port *dport = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
-	enum dpio_channel ch = vlv_dport_to_channel(dport);
+	enum dpio_channel ch = vlv_dig_port_to_channel(dig_port);
 	enum pipe pipe = intel_crtc->pipe;
 	u32 val;
 	int i;
@@ -746,7 +746,7 @@ void chv_data_lane_soft_reset(struct intel_encoder *encoder,
 			      bool reset)
 {
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
-	enum dpio_channel ch = vlv_dport_to_channel(enc_to_dig_port(encoder));
+	enum dpio_channel ch = vlv_dig_port_to_channel(enc_to_dig_port(encoder));
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 	enum pipe pipe = crtc->pipe;
 	u32 val;
@@ -789,10 +789,10 @@ void chv_data_lane_soft_reset(struct intel_encoder *encoder,
 void chv_phy_pre_pll_enable(struct intel_encoder *encoder,
 			    const struct intel_crtc_state *crtc_state)
 {
-	struct intel_digital_port *dport = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
-	enum dpio_channel ch = vlv_dport_to_channel(dport);
+	enum dpio_channel ch = vlv_dig_port_to_channel(dig_port);
 	enum pipe pipe = crtc->pipe;
 	unsigned int lane_mask =
 		intel_dp_unused_lane_mask(crtc_state->lane_count);
@@ -803,7 +803,7 @@ void chv_phy_pre_pll_enable(struct intel_encoder *encoder,
 	 * Otherwise we can't even access the PLL.
 	 */
 	if (ch == DPIO_CH0 && pipe == PIPE_B)
-		dport->release_cl2_override =
+		dig_port->release_cl2_override =
 			!chv_phy_powergate_ch(dev_priv, DPIO_PHY0, DPIO_CH1, true);
 
 	chv_phy_powergate_lanes(encoder, true, lane_mask);
@@ -870,10 +870,10 @@ void chv_phy_pre_encoder_enable(struct intel_encoder *encoder,
 				const struct intel_crtc_state *crtc_state)
 {
 	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
-	struct intel_digital_port *dport = dp_to_dig_port(intel_dp);
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
-	enum dpio_channel ch = vlv_dport_to_channel(dport);
+	enum dpio_channel ch = vlv_dig_port_to_channel(dig_port);
 	enum pipe pipe = crtc->pipe;
 	int data, i, stagger;
 	u32 val;
@@ -948,12 +948,12 @@ void chv_phy_pre_encoder_enable(struct intel_encoder *encoder,
 
 void chv_phy_release_cl2_override(struct intel_encoder *encoder)
 {
-	struct intel_digital_port *dport = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 
-	if (dport->release_cl2_override) {
+	if (dig_port->release_cl2_override) {
 		chv_phy_powergate_ch(dev_priv, DPIO_PHY0, DPIO_CH1, false);
-		dport->release_cl2_override = false;
+		dig_port->release_cl2_override = false;
 	}
 }
 
@@ -997,8 +997,8 @@ void vlv_set_phy_signal_level(struct intel_encoder *encoder,
 {
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
-	struct intel_digital_port *dport = enc_to_dig_port(encoder);
-	enum dpio_channel port = vlv_dport_to_channel(dport);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
+	enum dpio_channel port = vlv_dig_port_to_channel(dig_port);
 	enum pipe pipe = intel_crtc->pipe;
 
 	vlv_dpio_get(dev_priv);
@@ -1022,10 +1022,10 @@ void vlv_set_phy_signal_level(struct intel_encoder *encoder,
 void vlv_phy_pre_pll_enable(struct intel_encoder *encoder,
 			    const struct intel_crtc_state *crtc_state)
 {
-	struct intel_digital_port *dport = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
-	enum dpio_channel port = vlv_dport_to_channel(dport);
+	enum dpio_channel port = vlv_dig_port_to_channel(dig_port);
 	enum pipe pipe = crtc->pipe;
 
 	/* Program Tx lane resets to default */
@@ -1052,10 +1052,10 @@ void vlv_phy_pre_encoder_enable(struct intel_encoder *encoder,
 				const struct intel_crtc_state *crtc_state)
 {
 	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
-	struct intel_digital_port *dport = dp_to_dig_port(intel_dp);
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
-	enum dpio_channel port = vlv_dport_to_channel(dport);
+	enum dpio_channel port = vlv_dig_port_to_channel(dig_port);
 	enum pipe pipe = crtc->pipe;
 	u32 val;
 
@@ -1081,10 +1081,10 @@ void vlv_phy_pre_encoder_enable(struct intel_encoder *encoder,
 void vlv_phy_reset_lanes(struct intel_encoder *encoder,
 			 const struct intel_crtc_state *old_crtc_state)
 {
-	struct intel_digital_port *dport = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc);
-	enum dpio_channel port = vlv_dport_to_channel(dport);
+	enum dpio_channel port = vlv_dig_port_to_channel(dig_port);
 	enum pipe pipe = crtc->pipe;
 
 	vlv_dpio_get(dev_priv);
diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
index b45185b80bec..aeb6ee395cce 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
+++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
@@ -2934,6 +2934,15 @@ static const struct skl_wrpll_params tgl_tbt_pll_19_2MHz_values = {
 static const struct skl_wrpll_params tgl_tbt_pll_24MHz_values = {
 	.dco_integer = 0x43, .dco_fraction = 0x4000,
 	/* the following params are unused */
+};
+
+/*
+ * Display WA #22010492432: tgl
+ * Divide the nominal .dco_fraction value by 2.
+ */
+static const struct skl_wrpll_params tgl_tbt_pll_38_4MHz_values = {
+	.dco_integer = 0x54, .dco_fraction = 0x1800,
+	/* the following params are unused */
 	.pdiv = 0, .kdiv = 0, .qdiv_mode = 0, .qdiv_ratio = 0,
 };
 
@@ -2970,12 +2979,14 @@ static bool icl_calc_tbt_pll(struct intel_crtc_state *crtc_state,
 			MISSING_CASE(dev_priv->dpll.ref_clks.nssc);
 			/* fall-through */
 		case 19200:
-		case 38400:
 			*pll_params = tgl_tbt_pll_19_2MHz_values;
 			break;
 		case 24000:
 			*pll_params = tgl_tbt_pll_24MHz_values;
 			break;
+		case 38400:
+			*pll_params = tgl_tbt_pll_38_4MHz_values;
+			break;
 		}
 	} else {
 		switch (dev_priv->dpll.ref_clks.nssc) {
@@ -3038,49 +3049,26 @@ static int icl_ddi_combo_pll_get_freq(struct drm_i915_private *i915,
 					icl_wrpll_ref_clock(i915));
 }
 
-static bool icl_calc_dpll_state(struct intel_crtc_state *crtc_state,
-				struct intel_encoder *encoder,
+static void icl_calc_dpll_state(struct drm_i915_private *i915,
+				const struct skl_wrpll_params *pll_params,
 				struct intel_dpll_hw_state *pll_state)
 {
-	struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev);
-	u32 cfgcr0, cfgcr1;
-	struct skl_wrpll_params pll_params = { 0 };
-	bool ret;
-
-	if (intel_phy_is_tc(dev_priv, intel_port_to_phy(dev_priv,
-							encoder->port)))
-		ret = icl_calc_tbt_pll(crtc_state, &pll_params);
-	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI) ||
-		 intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DSI))
-		ret = icl_calc_wrpll(crtc_state, &pll_params);
-	else
-		ret = icl_calc_dp_combo_pll(crtc_state, &pll_params);
-
-	if (!ret)
-		return false;
+	memset(pll_state, 0, sizeof(*pll_state));
 
-	cfgcr0 = DPLL_CFGCR0_DCO_FRACTION(pll_params.dco_fraction) |
-		 pll_params.dco_integer;
+	pll_state->cfgcr0 = DPLL_CFGCR0_DCO_FRACTION(pll_params->dco_fraction) |
+			    pll_params->dco_integer;
 
-	cfgcr1 = DPLL_CFGCR1_QDIV_RATIO(pll_params.qdiv_ratio) |
-		 DPLL_CFGCR1_QDIV_MODE(pll_params.qdiv_mode) |
-		 DPLL_CFGCR1_KDIV(pll_params.kdiv) |
-		 DPLL_CFGCR1_PDIV(pll_params.pdiv);
+	pll_state->cfgcr1 = DPLL_CFGCR1_QDIV_RATIO(pll_params->qdiv_ratio) |
+			    DPLL_CFGCR1_QDIV_MODE(pll_params->qdiv_mode) |
+			    DPLL_CFGCR1_KDIV(pll_params->kdiv) |
+			    DPLL_CFGCR1_PDIV(pll_params->pdiv);
 
-	if (INTEL_GEN(dev_priv) >= 12)
-		cfgcr1 |= TGL_DPLL_CFGCR1_CFSELOVRD_NORMAL_XTAL;
+	if (INTEL_GEN(i915) >= 12)
+		pll_state->cfgcr1 |= TGL_DPLL_CFGCR1_CFSELOVRD_NORMAL_XTAL;
 	else
-		cfgcr1 |= DPLL_CFGCR1_CENTRAL_FREQ_8400;
-
-	memset(pll_state, 0, sizeof(*pll_state));
-
-	pll_state->cfgcr0 = cfgcr0;
-	pll_state->cfgcr1 = cfgcr1;
-
-	return true;
+		pll_state->cfgcr1 |= DPLL_CFGCR1_CENTRAL_FREQ_8400;
 }
 
-
 static enum tc_port icl_pll_id_to_tc_port(enum intel_dpll_id id)
 {
 	return id - DPLL_ID_ICL_MGPLL1;
@@ -3493,19 +3481,29 @@ static bool icl_get_combo_phy_dpll(struct intel_atomic_state *state,
 {
 	struct intel_crtc_state *crtc_state =
 		intel_atomic_get_new_crtc_state(state, crtc);
+	struct skl_wrpll_params pll_params = { };
 	struct icl_port_dpll *port_dpll =
 		&crtc_state->icl_port_dplls[ICL_PORT_DPLL_DEFAULT];
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
 	enum port port = encoder->port;
 	unsigned long dpll_mask;
+	int ret;
 
-	if (!icl_calc_dpll_state(crtc_state, encoder, &port_dpll->hw_state)) {
+	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI) ||
+	    intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DSI))
+		ret = icl_calc_wrpll(crtc_state, &pll_params);
+	else
+		ret = icl_calc_dp_combo_pll(crtc_state, &pll_params);
+
+	if (!ret) {
 		drm_dbg_kms(&dev_priv->drm,
 			    "Could not calculate combo PHY PLL state.\n");
 
 		return false;
 	}
 
+	icl_calc_dpll_state(dev_priv, &pll_params, &port_dpll->hw_state);
+
 	if (IS_ELKHARTLAKE(dev_priv) && port != PORT_A)
 		dpll_mask =
 			BIT(DPLL_ID_EHL_DPLL4) |
@@ -3539,16 +3537,19 @@ static bool icl_get_tc_phy_dplls(struct intel_atomic_state *state,
 	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
 	struct intel_crtc_state *crtc_state =
 		intel_atomic_get_new_crtc_state(state, crtc);
+	struct skl_wrpll_params pll_params = { };
 	struct icl_port_dpll *port_dpll;
 	enum intel_dpll_id dpll_id;
 
 	port_dpll = &crtc_state->icl_port_dplls[ICL_PORT_DPLL_DEFAULT];
-	if (!icl_calc_dpll_state(crtc_state, encoder, &port_dpll->hw_state)) {
+	if (!icl_calc_tbt_pll(crtc_state, &pll_params)) {
 		drm_dbg_kms(&dev_priv->drm,
 			    "Could not calculate TBT PLL state.\n");
 		return false;
 	}
 
+	icl_calc_dpll_state(dev_priv, &pll_params, &port_dpll->hw_state);
+
 	port_dpll->pll = intel_find_shared_dpll(state, crtc,
 						&port_dpll->hw_state,
 						BIT(DPLL_ID_ICL_TBTPLL));
diff --git a/drivers/gpu/drm/i915/display/intel_dsb.c b/drivers/gpu/drm/i915/display/intel_dsb.c
index 29fec6a92d17..566fa72427b3 100644
--- a/drivers/gpu/drm/i915/display/intel_dsb.c
+++ b/drivers/gpu/drm/i915/display/intel_dsb.c
@@ -34,152 +34,52 @@
 #define DSB_BYTE_EN_SHIFT		20
 #define DSB_REG_VALUE_MASK		0xfffff
 
-static bool is_dsb_busy(struct intel_dsb *dsb)
+static bool is_dsb_busy(struct drm_i915_private *i915, enum pipe pipe,
+			enum dsb_id id)
 {
-	struct intel_crtc *crtc = container_of(dsb, typeof(*crtc), dsb);
-	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-	enum pipe pipe = crtc->pipe;
-
-	return DSB_STATUS & intel_de_read(dev_priv, DSB_CTRL(pipe, dsb->id));
+	return DSB_STATUS & intel_de_read(i915, DSB_CTRL(pipe, id));
 }
 
-static bool intel_dsb_enable_engine(struct intel_dsb *dsb)
+static bool intel_dsb_enable_engine(struct drm_i915_private *i915,
+				    enum pipe pipe, enum dsb_id id)
 {
-	struct intel_crtc *crtc = container_of(dsb, typeof(*crtc), dsb);
-	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-	enum pipe pipe = crtc->pipe;
 	u32 dsb_ctrl;
 
-	dsb_ctrl = intel_de_read(dev_priv, DSB_CTRL(pipe, dsb->id));
+	dsb_ctrl = intel_de_read(i915, DSB_CTRL(pipe, id));
 	if (DSB_STATUS & dsb_ctrl) {
-		drm_dbg_kms(&dev_priv->drm, "DSB engine is busy.\n");
+		drm_dbg_kms(&i915->drm, "DSB engine is busy.\n");
 		return false;
 	}
 
 	dsb_ctrl |= DSB_ENABLE;
-	intel_de_write(dev_priv, DSB_CTRL(pipe, dsb->id), dsb_ctrl);
+	intel_de_write(i915, DSB_CTRL(pipe, id), dsb_ctrl);
 
-	intel_de_posting_read(dev_priv, DSB_CTRL(pipe, dsb->id));
+	intel_de_posting_read(i915, DSB_CTRL(pipe, id));
 	return true;
 }
 
-static bool intel_dsb_disable_engine(struct intel_dsb *dsb)
+static bool intel_dsb_disable_engine(struct drm_i915_private *i915,
+				     enum pipe pipe, enum dsb_id id)
 {
-	struct intel_crtc *crtc = container_of(dsb, typeof(*crtc), dsb);
-	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-	enum pipe pipe = crtc->pipe;
 	u32 dsb_ctrl;
 
-	dsb_ctrl = intel_de_read(dev_priv, DSB_CTRL(pipe, dsb->id));
+	dsb_ctrl = intel_de_read(i915, DSB_CTRL(pipe, id));
 	if (DSB_STATUS & dsb_ctrl) {
-		drm_dbg_kms(&dev_priv->drm, "DSB engine is busy.\n");
+		drm_dbg_kms(&i915->drm, "DSB engine is busy.\n");
 		return false;
 	}
 
 	dsb_ctrl &= ~DSB_ENABLE;
-	intel_de_write(dev_priv, DSB_CTRL(pipe, dsb->id), dsb_ctrl);
+	intel_de_write(i915, DSB_CTRL(pipe, id), dsb_ctrl);
 
-	intel_de_posting_read(dev_priv, DSB_CTRL(pipe, dsb->id));
+	intel_de_posting_read(i915, DSB_CTRL(pipe, id));
 	return true;
 }
 
 /**
- * intel_dsb_get() - Allocate DSB context and return a DSB instance.
- * @crtc: intel_crtc structure to get pipe info.
- *
- * This function provides handle of a DSB instance, for the further DSB
- * operations.
- *
- * Returns: address of Intel_dsb instance requested for.
- * Failure: Returns the same DSB instance, but without a command buffer.
- */
-
-struct intel_dsb *
-intel_dsb_get(struct intel_crtc *crtc)
-{
-	struct drm_device *dev = crtc->base.dev;
-	struct drm_i915_private *i915 = to_i915(dev);
-	struct intel_dsb *dsb = &crtc->dsb;
-	struct drm_i915_gem_object *obj;
-	struct i915_vma *vma;
-	u32 *buf;
-	intel_wakeref_t wakeref;
-
-	if (!HAS_DSB(i915))
-		return dsb;
-
-	if (dsb->refcount++ != 0)
-		return dsb;
-
-	wakeref = intel_runtime_pm_get(&i915->runtime_pm);
-
-	obj = i915_gem_object_create_internal(i915, DSB_BUF_SIZE);
-	if (IS_ERR(obj)) {
-		drm_err(&i915->drm, "Gem object creation failed\n");
-		goto out;
-	}
-
-	vma = i915_gem_object_ggtt_pin(obj, NULL, 0, 0, 0);
-	if (IS_ERR(vma)) {
-		drm_err(&i915->drm, "Vma creation failed\n");
-		i915_gem_object_put(obj);
-		goto out;
-	}
-
-	buf = i915_gem_object_pin_map(vma->obj, I915_MAP_WC);
-	if (IS_ERR(buf)) {
-		drm_err(&i915->drm, "Command buffer creation failed\n");
-		goto out;
-	}
-
-	dsb->id = DSB1;
-	dsb->vma = vma;
-	dsb->cmd_buf = buf;
-
-out:
-	/*
-	 * On error dsb->cmd_buf will continue to be NULL, making the writes
-	 * pass-through. Leave the dangling ref to be removed later by the
-	 * corresponding intel_dsb_put(): the important error message will
-	 * already be logged above.
-	 */
-
-	intel_runtime_pm_put(&i915->runtime_pm, wakeref);
-
-	return dsb;
-}
-
-/**
- * intel_dsb_put() - To destroy DSB context.
- * @dsb: intel_dsb structure.
- *
- * This function destroys the DSB context allocated by a dsb_get(), by
- * unpinning and releasing the VMA object associated with it.
- */
-
-void intel_dsb_put(struct intel_dsb *dsb)
-{
-	struct intel_crtc *crtc = container_of(dsb, typeof(*crtc), dsb);
-	struct drm_i915_private *i915 = to_i915(crtc->base.dev);
-
-	if (!HAS_DSB(i915))
-		return;
-
-	if (drm_WARN_ON(&i915->drm, dsb->refcount == 0))
-		return;
-
-	if (--dsb->refcount == 0) {
-		i915_vma_unpin_and_release(&dsb->vma, I915_VMA_RELEASE_MAP);
-		dsb->cmd_buf = NULL;
-		dsb->free_pos = 0;
-		dsb->ins_start_offset = 0;
-	}
-}
-
-/**
  * intel_dsb_indexed_reg_write() -Write to the DSB context for auto
  * increment register.
- * @dsb: intel_dsb structure.
+ * @crtc_state: intel_crtc_state structure
  * @reg: register address.
  * @val: value.
  *
@@ -189,19 +89,20 @@ void intel_dsb_put(struct intel_dsb *dsb)
  * is done through mmio write.
  */
 
-void intel_dsb_indexed_reg_write(struct intel_dsb *dsb, i915_reg_t reg,
-				 u32 val)
+void intel_dsb_indexed_reg_write(const struct intel_crtc_state *crtc_state,
+				 i915_reg_t reg, u32 val)
 {
-	struct intel_crtc *crtc = container_of(dsb, typeof(*crtc), dsb);
+	struct intel_dsb *dsb = crtc_state->dsb;
+	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-	u32 *buf = dsb->cmd_buf;
+	u32 *buf;
 	u32 reg_val;
 
-	if (!buf) {
+	if (!dsb) {
 		intel_de_write(dev_priv, reg, val);
 		return;
 	}
-
+	buf = dsb->cmd_buf;
 	if (drm_WARN_ON(&dev_priv->drm, dsb->free_pos >= DSB_BUF_SIZE)) {
 		drm_dbg_kms(&dev_priv->drm, "DSB buffer overflow\n");
 		return;
@@ -256,7 +157,7 @@ void intel_dsb_indexed_reg_write(struct intel_dsb *dsb, i915_reg_t reg,
 /**
  * intel_dsb_reg_write() -Write to the DSB context for normal
  * register.
- * @dsb: intel_dsb structure.
+ * @crtc_state: intel_crtc_state structure
  * @reg: register address.
  * @val: value.
  *
@@ -265,17 +166,21 @@ void intel_dsb_indexed_reg_write(struct intel_dsb *dsb, i915_reg_t reg,
  * and rest all erroneous condition register programming is done
  * through mmio write.
  */
-void intel_dsb_reg_write(struct intel_dsb *dsb, i915_reg_t reg, u32 val)
+void intel_dsb_reg_write(const struct intel_crtc_state *crtc_state,
+			 i915_reg_t reg, u32 val)
 {
-	struct intel_crtc *crtc = container_of(dsb, typeof(*crtc), dsb);
+	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-	u32 *buf = dsb->cmd_buf;
+	struct intel_dsb *dsb;
+	u32 *buf;
 
-	if (!buf) {
+	dsb = crtc_state->dsb;
+	if (!dsb) {
 		intel_de_write(dev_priv, reg, val);
 		return;
 	}
 
+	buf = dsb->cmd_buf;
 	if (drm_WARN_ON(&dev_priv->drm, dsb->free_pos >= DSB_BUF_SIZE)) {
 		drm_dbg_kms(&dev_priv->drm, "DSB buffer overflow\n");
 		return;
@@ -290,26 +195,27 @@ void intel_dsb_reg_write(struct intel_dsb *dsb, i915_reg_t reg, u32 val)
 
 /**
  * intel_dsb_commit() - Trigger workload execution of DSB.
- * @dsb: intel_dsb structure.
+ * @crtc_state: intel_crtc_state structure
  *
  * This function is used to do actual write to hardware using DSB.
  * On errors, fall back to MMIO. Also this function help to reset the context.
  */
-void intel_dsb_commit(struct intel_dsb *dsb)
+void intel_dsb_commit(const struct intel_crtc_state *crtc_state)
 {
-	struct intel_crtc *crtc = container_of(dsb, typeof(*crtc), dsb);
+	struct intel_dsb *dsb = crtc_state->dsb;
+	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 	struct drm_device *dev = crtc->base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
 	enum pipe pipe = crtc->pipe;
 	u32 tail;
 
-	if (!dsb->free_pos)
+	if (!(dsb && dsb->free_pos))
 		return;
 
-	if (!intel_dsb_enable_engine(dsb))
+	if (!intel_dsb_enable_engine(dev_priv, pipe, dsb->id))
 		goto reset;
 
-	if (is_dsb_busy(dsb)) {
+	if (is_dsb_busy(dev_priv, pipe, dsb->id)) {
 		drm_err(&dev_priv->drm,
 			"HEAD_PTR write failed - dsb engine is busy.\n");
 		goto reset;
@@ -322,7 +228,7 @@ void intel_dsb_commit(struct intel_dsb *dsb)
 		memset(&dsb->cmd_buf[dsb->free_pos], 0,
 		       (tail - dsb->free_pos * 4));
 
-	if (is_dsb_busy(dsb)) {
+	if (is_dsb_busy(dev_priv, pipe, dsb->id)) {
 		drm_err(&dev_priv->drm,
 			"TAIL_PTR write failed - dsb engine is busy.\n");
 		goto reset;
@@ -332,7 +238,7 @@ void intel_dsb_commit(struct intel_dsb *dsb)
 		    i915_ggtt_offset(dsb->vma), tail);
 	intel_de_write(dev_priv, DSB_TAIL(pipe, dsb->id),
 		       i915_ggtt_offset(dsb->vma) + tail);
-	if (wait_for(!is_dsb_busy(dsb), 1)) {
+	if (wait_for(!is_dsb_busy(dev_priv, pipe, dsb->id), 1)) {
 		drm_err(&dev_priv->drm,
 			"Timed out waiting for DSB workload completion.\n");
 		goto reset;
@@ -341,5 +247,83 @@ void intel_dsb_commit(struct intel_dsb *dsb)
 reset:
 	dsb->free_pos = 0;
 	dsb->ins_start_offset = 0;
-	intel_dsb_disable_engine(dsb);
+	intel_dsb_disable_engine(dev_priv, pipe, dsb->id);
+}
+
+/**
+ * intel_dsb_prepare() - Allocate, pin and map the DSB command buffer.
+ * @crtc_state: intel_crtc_state structure to prepare associated dsb instance.
+ *
+ * This function prepare the command buffer which is used to store dsb
+ * instructions with data.
+ */
+void intel_dsb_prepare(struct intel_crtc_state *crtc_state)
+{
+	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
+	struct drm_i915_private *i915 = to_i915(crtc->base.dev);
+	struct intel_dsb *dsb;
+	struct drm_i915_gem_object *obj;
+	struct i915_vma *vma;
+	u32 *buf;
+	intel_wakeref_t wakeref;
+
+	if (!HAS_DSB(i915))
+		return;
+
+	dsb = kmalloc(sizeof(*dsb), GFP_KERNEL);
+	if (!dsb) {
+		drm_err(&i915->drm, "DSB object creation failed\n");
+		return;
+	}
+
+	wakeref = intel_runtime_pm_get(&i915->runtime_pm);
+
+	obj = i915_gem_object_create_internal(i915, DSB_BUF_SIZE);
+	if (IS_ERR(obj)) {
+		drm_err(&i915->drm, "Gem object creation failed\n");
+		kfree(dsb);
+		goto out;
+	}
+
+	vma = i915_gem_object_ggtt_pin(obj, NULL, 0, 0, 0);
+	if (IS_ERR(vma)) {
+		drm_err(&i915->drm, "Vma creation failed\n");
+		i915_gem_object_put(obj);
+		kfree(dsb);
+		goto out;
+	}
+
+	buf = i915_gem_object_pin_map(vma->obj, I915_MAP_WC);
+	if (IS_ERR(buf)) {
+		drm_err(&i915->drm, "Command buffer creation failed\n");
+		i915_vma_unpin_and_release(&vma, I915_VMA_RELEASE_MAP);
+		kfree(dsb);
+		goto out;
+	}
+
+	dsb->id = DSB1;
+	dsb->vma = vma;
+	dsb->cmd_buf = buf;
+	dsb->free_pos = 0;
+	dsb->ins_start_offset = 0;
+	crtc_state->dsb = dsb;
+out:
+	intel_runtime_pm_put(&i915->runtime_pm, wakeref);
+}
+
+/**
+ * intel_dsb_cleanup() - To cleanup DSB context.
+ * @crtc_state: intel_crtc_state structure to cleanup associated dsb instance.
+ *
+ * This function cleanup the DSB context by unpinning and releasing
+ * the VMA object associated with it.
+ */
+void intel_dsb_cleanup(struct intel_crtc_state *crtc_state)
+{
+	if (!crtc_state->dsb)
+		return;
+
+	i915_vma_unpin_and_release(&crtc_state->dsb->vma, I915_VMA_RELEASE_MAP);
+	kfree(crtc_state->dsb);
+	crtc_state->dsb = NULL;
 }
diff --git a/drivers/gpu/drm/i915/display/intel_dsb.h b/drivers/gpu/drm/i915/display/intel_dsb.h
index 395ef9ce558e..654a11f24b80 100644
--- a/drivers/gpu/drm/i915/display/intel_dsb.h
+++ b/drivers/gpu/drm/i915/display/intel_dsb.h
@@ -10,7 +10,7 @@
 
 #include "i915_reg.h"
 
-struct intel_crtc;
+struct intel_crtc_state;
 struct i915_vma;
 
 enum dsb_id {
@@ -22,7 +22,6 @@ enum dsb_id {
 };
 
 struct intel_dsb {
-	long refcount;
 	enum dsb_id id;
 	u32 *cmd_buf;
 	struct i915_vma *vma;
@@ -41,12 +40,12 @@ struct intel_dsb {
 	u32 ins_start_offset;
 };
 
-struct intel_dsb *
-intel_dsb_get(struct intel_crtc *crtc);
-void intel_dsb_put(struct intel_dsb *dsb);
-void intel_dsb_reg_write(struct intel_dsb *dsb, i915_reg_t reg, u32 val);
-void intel_dsb_indexed_reg_write(struct intel_dsb *dsb, i915_reg_t reg,
-				 u32 val);
-void intel_dsb_commit(struct intel_dsb *dsb);
+void intel_dsb_prepare(struct intel_crtc_state *crtc_state);
+void intel_dsb_cleanup(struct intel_crtc_state *crtc_state);
+void intel_dsb_reg_write(const struct intel_crtc_state *crtc_state,
+			 i915_reg_t reg, u32 val);
+void intel_dsb_indexed_reg_write(const struct intel_crtc_state *crtc_state,
+				 i915_reg_t reg, u32 val);
+void intel_dsb_commit(const struct intel_crtc_state *crtc_state);
 
 #endif
diff --git a/drivers/gpu/drm/i915/display/intel_dvo.c b/drivers/gpu/drm/i915/display/intel_dvo.c
index 5cd09034519b..307ed8ae9a19 100644
--- a/drivers/gpu/drm/i915/display/intel_dvo.c
+++ b/drivers/gpu/drm/i915/display/intel_dvo.c
@@ -324,6 +324,7 @@ static int intel_dvo_get_modes(struct drm_connector *connector)
 	struct drm_i915_private *dev_priv = to_i915(connector->dev);
 	const struct drm_display_mode *fixed_mode =
 		to_intel_connector(connector)->panel.fixed_mode;
+	int num_modes;
 
 	/*
 	 * We should probably have an i2c driver get_modes function for those
@@ -331,21 +332,22 @@ static int intel_dvo_get_modes(struct drm_connector *connector)
 	 * (TV-out, for example), but for now with just TMDS and LVDS,
 	 * that's not the case.
 	 */
-	intel_ddc_get_modes(connector,
-			    intel_gmbus_get_adapter(dev_priv, GMBUS_PIN_DPC));
-	if (!list_empty(&connector->probed_modes))
-		return 1;
+	num_modes = intel_ddc_get_modes(connector,
+					intel_gmbus_get_adapter(dev_priv, GMBUS_PIN_DPC));
+	if (num_modes)
+		return num_modes;
 
 	if (fixed_mode) {
 		struct drm_display_mode *mode;
+
 		mode = drm_mode_duplicate(connector->dev, fixed_mode);
 		if (mode) {
 			drm_mode_probed_add(connector, mode);
-			return 1;
+			num_modes++;
 		}
 	}
 
-	return 0;
+	return num_modes;
 }
 
 static const struct drm_connector_funcs intel_dvo_connector_funcs = {
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c
index 1c26673acb2d..85723fba6002 100644
--- a/drivers/gpu/drm/i915/display/intel_fbc.c
+++ b/drivers/gpu/drm/i915/display/intel_fbc.c
@@ -48,19 +48,6 @@
 #include "intel_frontbuffer.h"
 
 /*
- * In some platforms where the CRTC's x:0/y:0 coordinates doesn't match the
- * frontbuffer's x:0/y:0 coordinates we lie to the hardware about the plane's
- * origin so the x and y offsets can actually fit the registers. As a
- * consequence, the fence doesn't really start exactly at the display plane
- * address we program because it starts at the real start of the buffer, so we
- * have to take this into consideration here.
- */
-static unsigned int get_crtc_fence_y_offset(struct intel_fbc *fbc)
-{
-	return fbc->state_cache.plane.y - fbc->state_cache.plane.adjusted_y;
-}
-
-/*
  * For SKL+, the plane source size used by the hardware is based on the value we
  * write to the PLANE_SIZE register. For BDW-, the hardware looks at the value
  * we wrote to PIPESRC.
@@ -141,18 +128,17 @@ static void i8xx_fbc_activate(struct drm_i915_private *dev_priv)
 			fbc_ctl2 |= FBC_CTL_CPU_FENCE;
 		intel_de_write(dev_priv, FBC_CONTROL2, fbc_ctl2);
 		intel_de_write(dev_priv, FBC_FENCE_OFF,
-			       params->crtc.fence_y_offset);
+			       params->fence_y_offset);
 	}
 
 	/* enable it... */
-	fbc_ctl = intel_de_read(dev_priv, FBC_CONTROL);
-	fbc_ctl &= 0x3fff << FBC_CTL_INTERVAL_SHIFT;
+	fbc_ctl = FBC_CTL_INTERVAL(params->interval);
 	fbc_ctl |= FBC_CTL_EN | FBC_CTL_PERIODIC;
 	if (IS_I945GM(dev_priv))
 		fbc_ctl |= FBC_CTL_C3_IDLE; /* 945 needs special SR handling */
-	fbc_ctl |= (cfb_pitch & 0xff) << FBC_CTL_STRIDE_SHIFT;
+	fbc_ctl |= FBC_CTL_STRIDE(cfb_pitch & 0xff);
 	if (params->fence_id >= 0)
-		fbc_ctl |= params->fence_id;
+		fbc_ctl |= FBC_CTL_FENCENO(params->fence_id);
 	intel_de_write(dev_priv, FBC_CONTROL, fbc_ctl);
 }
 
@@ -175,7 +161,7 @@ static void g4x_fbc_activate(struct drm_i915_private *dev_priv)
 	if (params->fence_id >= 0) {
 		dpfc_ctl |= DPFC_CTL_FENCE_EN | params->fence_id;
 		intel_de_write(dev_priv, DPFC_FENCE_YOFF,
-			       params->crtc.fence_y_offset);
+			       params->fence_y_offset);
 	} else {
 		intel_de_write(dev_priv, DPFC_FENCE_YOFF, 0);
 	}
@@ -201,8 +187,30 @@ static bool g4x_fbc_is_active(struct drm_i915_private *dev_priv)
 	return intel_de_read(dev_priv, DPFC_CONTROL) & DPFC_CTL_EN;
 }
 
+static void i8xx_fbc_recompress(struct drm_i915_private *dev_priv)
+{
+	struct intel_fbc_reg_params *params = &dev_priv->fbc.params;
+	enum i9xx_plane_id i9xx_plane = params->crtc.i9xx_plane;
+
+	spin_lock_irq(&dev_priv->uncore.lock);
+	intel_de_write_fw(dev_priv, DSPADDR(i9xx_plane),
+			  intel_de_read_fw(dev_priv, DSPADDR(i9xx_plane)));
+	spin_unlock_irq(&dev_priv->uncore.lock);
+}
+
+static void i965_fbc_recompress(struct drm_i915_private *dev_priv)
+{
+	struct intel_fbc_reg_params *params = &dev_priv->fbc.params;
+	enum i9xx_plane_id i9xx_plane = params->crtc.i9xx_plane;
+
+	spin_lock_irq(&dev_priv->uncore.lock);
+	intel_de_write_fw(dev_priv, DSPSURF(i9xx_plane),
+			  intel_de_read_fw(dev_priv, DSPSURF(i9xx_plane)));
+	spin_unlock_irq(&dev_priv->uncore.lock);
+}
+
 /* This function forces a CFB recompression through the nuke operation. */
-static void intel_fbc_recompress(struct drm_i915_private *dev_priv)
+static void snb_fbc_recompress(struct drm_i915_private *dev_priv)
 {
 	struct intel_fbc *fbc = &dev_priv->fbc;
 
@@ -212,6 +220,16 @@ static void intel_fbc_recompress(struct drm_i915_private *dev_priv)
 	intel_de_posting_read(dev_priv, MSG_FBC_REND_STATE);
 }
 
+static void intel_fbc_recompress(struct drm_i915_private *dev_priv)
+{
+	if (INTEL_GEN(dev_priv) >= 6)
+		snb_fbc_recompress(dev_priv);
+	else if (INTEL_GEN(dev_priv) >= 4)
+		i965_fbc_recompress(dev_priv);
+	else
+		i8xx_fbc_recompress(dev_priv);
+}
+
 static void ilk_fbc_activate(struct drm_i915_private *dev_priv)
 {
 	struct intel_fbc_reg_params *params = &dev_priv->fbc.params;
@@ -243,7 +261,7 @@ static void ilk_fbc_activate(struct drm_i915_private *dev_priv)
 			intel_de_write(dev_priv, SNB_DPFC_CTL_SA,
 				       SNB_CPU_FENCE_ENABLE | params->fence_id);
 			intel_de_write(dev_priv, DPFC_CPU_FENCE_OFFSET,
-				       params->crtc.fence_y_offset);
+				       params->fence_y_offset);
 		}
 	} else {
 		if (IS_GEN(dev_priv, 6)) {
@@ -253,7 +271,7 @@ static void ilk_fbc_activate(struct drm_i915_private *dev_priv)
 	}
 
 	intel_de_write(dev_priv, ILK_DPFC_FENCE_YOFF,
-		       params->crtc.fence_y_offset);
+		       params->fence_y_offset);
 	/* enable it... */
 	intel_de_write(dev_priv, ILK_DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN);
 
@@ -320,7 +338,7 @@ static void gen7_fbc_activate(struct drm_i915_private *dev_priv)
 		intel_de_write(dev_priv, SNB_DPFC_CTL_SA,
 			       SNB_CPU_FENCE_ENABLE | params->fence_id);
 		intel_de_write(dev_priv, DPFC_CPU_FENCE_OFFSET,
-			       params->crtc.fence_y_offset);
+			       params->fence_y_offset);
 	} else if (dev_priv->ggtt.num_fences) {
 		intel_de_write(dev_priv, SNB_DPFC_CTL_SA, 0);
 		intel_de_write(dev_priv, DPFC_CPU_FENCE_OFFSET, 0);
@@ -329,21 +347,6 @@ static void gen7_fbc_activate(struct drm_i915_private *dev_priv)
 	if (dev_priv->fbc.false_color)
 		dpfc_ctl |= FBC_CTL_FALSE_COLOR;
 
-	if (IS_IVYBRIDGE(dev_priv)) {
-		/* WaFbcAsynchFlipDisableFbcQueue:ivb */
-		intel_de_write(dev_priv, ILK_DISPLAY_CHICKEN1,
-			       intel_de_read(dev_priv, ILK_DISPLAY_CHICKEN1) | ILK_FBCQ_DIS);
-	} else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) {
-		/* WaFbcAsynchFlipDisableFbcQueue:hsw,bdw */
-		intel_de_write(dev_priv, CHICKEN_PIPESL_1(params->crtc.pipe),
-			       intel_de_read(dev_priv, CHICKEN_PIPESL_1(params->crtc.pipe)) | HSW_FBCQ_DIS);
-	}
-
-	if (INTEL_GEN(dev_priv) >= 11)
-		/* Wa_1409120013:icl,ehl,tgl */
-		intel_de_write(dev_priv, ILK_DPFC_CHICKEN,
-			       ILK_DPFC_CHICKEN_COMP_DUMMY_PIXEL);
-
 	intel_de_write(dev_priv, ILK_DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN);
 
 	intel_fbc_recompress(dev_priv);
@@ -631,8 +634,8 @@ static bool rotation_is_valid(struct drm_i915_private *dev_priv,
 /*
  * For some reason, the hardware tracking starts looking at whatever we
  * programmed as the display plane base address register. It does not look at
- * the X and Y offset registers. That's why we look at the crtc->adjusted{x,y}
- * variables instead of just looking at the pipe/plane size.
+ * the X and Y offset registers. That's why we include the src x/y offsets
+ * instead of just looking at the plane size.
  */
 static bool intel_fbc_hw_tracking_covers_screen(struct intel_crtc *crtc)
 {
@@ -705,14 +708,22 @@ static void intel_fbc_update_state_cache(struct intel_crtc *crtc,
 	cache->plane.src_h = drm_rect_height(&plane_state->uapi.src) >> 16;
 	cache->plane.adjusted_x = plane_state->color_plane[0].x;
 	cache->plane.adjusted_y = plane_state->color_plane[0].y;
-	cache->plane.y = plane_state->uapi.src.y1 >> 16;
 
 	cache->plane.pixel_blend_mode = plane_state->hw.pixel_blend_mode;
 
 	cache->fb.format = fb->format;
-	cache->fb.stride = fb->pitches[0];
 	cache->fb.modifier = fb->modifier;
 
+	/* FIXME is this correct? */
+	cache->fb.stride = plane_state->color_plane[0].stride;
+	if (drm_rotation_90_or_270(plane_state->hw.rotation))
+		cache->fb.stride *= fb->format->cpp[0];
+
+	/* FBC1 compression interval: arbitrary choice of 1 second */
+	cache->interval = drm_mode_vrefresh(&crtc_state->hw.adjusted_mode);
+
+	cache->fence_y_offset = intel_plane_fence_y_offset(plane_state);
+
 	drm_WARN_ON(&dev_priv->drm, plane_state->flags & PLANE_HAS_FENCE &&
 		    !plane_state->vma->fence);
 
@@ -731,6 +742,25 @@ static bool intel_fbc_cfb_size_changed(struct drm_i915_private *dev_priv)
 		fbc->compressed_fb.size * fbc->threshold;
 }
 
+static u16 intel_fbc_gen9_wa_cfb_stride(struct drm_i915_private *dev_priv)
+{
+	struct intel_fbc *fbc = &dev_priv->fbc;
+	struct intel_fbc_state_cache *cache = &fbc->state_cache;
+
+	if ((IS_GEN9_BC(dev_priv) || IS_BROXTON(dev_priv)) &&
+	    cache->fb.modifier != I915_FORMAT_MOD_X_TILED)
+		return DIV_ROUND_UP(cache->plane.src_w, 32 * fbc->threshold) * 8;
+	else
+		return 0;
+}
+
+static bool intel_fbc_gen9_wa_cfb_stride_changed(struct drm_i915_private *dev_priv)
+{
+	struct intel_fbc *fbc = &dev_priv->fbc;
+
+	return fbc->params.gen9_wa_cfb_stride != intel_fbc_gen9_wa_cfb_stride(dev_priv);
+}
+
 static bool intel_fbc_can_enable(struct drm_i915_private *dev_priv)
 {
 	struct intel_fbc *fbc = &dev_priv->fbc;
@@ -740,7 +770,7 @@ static bool intel_fbc_can_enable(struct drm_i915_private *dev_priv)
 		return false;
 	}
 
-	if (!i915_modparams.enable_fbc) {
+	if (!dev_priv->params.enable_fbc) {
 		fbc->no_fbc_reason = "disabled per module param or by default";
 		return false;
 	}
@@ -807,6 +837,11 @@ static bool intel_fbc_can_activate(struct intel_crtc *crtc)
 		return false;
 	}
 
+	if (!pixel_format_is_valid(dev_priv, cache->fb.format->format)) {
+		fbc->no_fbc_reason = "pixel format is invalid";
+		return false;
+	}
+
 	if (!rotation_is_valid(dev_priv, cache->fb.format->format,
 			       cache->plane.rotation)) {
 		fbc->no_fbc_reason = "rotation unsupported";
@@ -823,11 +858,6 @@ static bool intel_fbc_can_activate(struct intel_crtc *crtc)
 		return false;
 	}
 
-	if (!pixel_format_is_valid(dev_priv, cache->fb.format->format)) {
-		fbc->no_fbc_reason = "pixel format is invalid";
-		return false;
-	}
-
 	if (cache->plane.pixel_blend_mode != DRM_MODE_BLEND_PIXEL_NONE &&
 	    cache->fb.format->has_alpha) {
 		fbc->no_fbc_reason = "per-pixel alpha blending is incompatible with FBC";
@@ -883,12 +913,15 @@ static void intel_fbc_get_reg_params(struct intel_crtc *crtc,
 	memset(params, 0, sizeof(*params));
 
 	params->fence_id = cache->fence_id;
+	params->fence_y_offset = cache->fence_y_offset;
+
+	params->interval = cache->interval;
 
 	params->crtc.pipe = crtc->pipe;
 	params->crtc.i9xx_plane = to_intel_plane(crtc->base.primary)->i9xx_plane;
-	params->crtc.fence_y_offset = get_crtc_fence_y_offset(fbc);
 
 	params->fb.format = cache->fb.format;
+	params->fb.modifier = cache->fb.modifier;
 	params->fb.stride = cache->fb.stride;
 
 	params->cfb_size = intel_fbc_calculate_cfb_size(dev_priv, cache);
@@ -918,6 +951,9 @@ static bool intel_fbc_can_flip_nuke(const struct intel_crtc_state *crtc_state)
 	if (params->fb.format != cache->fb.format)
 		return false;
 
+	if (params->fb.modifier != cache->fb.modifier)
+		return false;
+
 	if (params->fb.stride != cache->fb.stride)
 		return false;
 
@@ -1017,7 +1053,7 @@ static void __intel_fbc_post_update(struct intel_crtc *crtc)
 
 	fbc->flip_pending = false;
 
-	if (!i915_modparams.enable_fbc) {
+	if (!dev_priv->params.enable_fbc) {
 		intel_fbc_deactivate(dev_priv, "disabled at runtime per module param");
 		__intel_fbc_disable(dev_priv);
 
@@ -1090,11 +1126,19 @@ void intel_fbc_flush(struct drm_i915_private *dev_priv,
 	if (!HAS_FBC(dev_priv))
 		return;
 
+	/*
+	 * GTT tracking does not nuke the entire cfb
+	 * so don't clear busy_bits set for some other
+	 * reason.
+	 */
+	if (origin == ORIGIN_GTT)
+		return;
+
 	mutex_lock(&fbc->lock);
 
 	fbc->busy_bits &= ~frontbuffer_bits;
 
-	if (origin == ORIGIN_GTT || origin == ORIGIN_FLIP)
+	if (origin == ORIGIN_FLIP)
 		goto out;
 
 	if (!fbc->busy_bits && fbc->crtc &&
@@ -1197,7 +1241,8 @@ void intel_fbc_enable(struct intel_atomic_state *state,
 
 	if (fbc->crtc) {
 		if (fbc->crtc != crtc ||
-		    !intel_fbc_cfb_size_changed(dev_priv))
+		    (!intel_fbc_cfb_size_changed(dev_priv) &&
+		     !intel_fbc_gen9_wa_cfb_stride_changed(dev_priv)))
 			goto out;
 
 		__intel_fbc_disable(dev_priv);
@@ -1219,12 +1264,7 @@ void intel_fbc_enable(struct intel_atomic_state *state,
 		goto out;
 	}
 
-	if ((IS_GEN9_BC(dev_priv) || IS_BROXTON(dev_priv)) &&
-	    plane_state->hw.fb->modifier != I915_FORMAT_MOD_X_TILED)
-		cache->gen9_wa_cfb_stride =
-			DIV_ROUND_UP(cache->plane.src_w, 32 * fbc->threshold) * 8;
-	else
-		cache->gen9_wa_cfb_stride = 0;
+	cache->gen9_wa_cfb_stride = intel_fbc_gen9_wa_cfb_stride(dev_priv);
 
 	drm_dbg_kms(&dev_priv->drm, "Enabling FBC on pipe %c\n",
 		    pipe_name(crtc->pipe));
@@ -1370,8 +1410,8 @@ void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *dev_priv)
  */
 static int intel_sanitize_fbc_option(struct drm_i915_private *dev_priv)
 {
-	if (i915_modparams.enable_fbc >= 0)
-		return !!i915_modparams.enable_fbc;
+	if (dev_priv->params.enable_fbc >= 0)
+		return !!dev_priv->params.enable_fbc;
 
 	if (!HAS_FBC(dev_priv))
 		return 0;
@@ -1415,20 +1455,15 @@ void intel_fbc_init(struct drm_i915_private *dev_priv)
 	if (need_fbc_vtd_wa(dev_priv))
 		mkwrite_device_info(dev_priv)->display.has_fbc = false;
 
-	i915_modparams.enable_fbc = intel_sanitize_fbc_option(dev_priv);
+	dev_priv->params.enable_fbc = intel_sanitize_fbc_option(dev_priv);
 	drm_dbg_kms(&dev_priv->drm, "Sanitized enable_fbc value: %d\n",
-		    i915_modparams.enable_fbc);
+		    dev_priv->params.enable_fbc);
 
 	if (!HAS_FBC(dev_priv)) {
 		fbc->no_fbc_reason = "unsupported by this chipset";
 		return;
 	}
 
-	/* This value was pulled out of someone's hat */
-	if (INTEL_GEN(dev_priv) <= 4 && !IS_GM45(dev_priv))
-		intel_de_write(dev_priv, FBC_CONTROL,
-		               500 << FBC_CTL_INTERVAL_SHIFT);
-
 	/* We still don't have any sort of hardware state readout for FBC, so
 	 * deactivate it in case the BIOS activated it to make sure software
 	 * matches the hardware state. */
diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c
index 2cbc4619b4ce..89a4d294822d 100644
--- a/drivers/gpu/drm/i915/display/intel_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
@@ -40,15 +40,15 @@ bool intel_hdcp_is_ksv_valid(u8 *ksv)
 }
 
 static
-int intel_hdcp_read_valid_bksv(struct intel_digital_port *intel_dig_port,
+int intel_hdcp_read_valid_bksv(struct intel_digital_port *dig_port,
 			       const struct intel_hdcp_shim *shim, u8 *bksv)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	int ret, i, tries = 2;
 
 	/* HDCP spec states that we must retry the bksv if it is invalid */
 	for (i = 0; i < tries; i++) {
-		ret = shim->read_bksv(intel_dig_port, bksv);
+		ret = shim->read_bksv(dig_port, bksv);
 		if (ret)
 			return ret;
 		if (intel_hdcp_is_ksv_valid(bksv))
@@ -65,7 +65,7 @@ int intel_hdcp_read_valid_bksv(struct intel_digital_port *intel_dig_port,
 /* Is HDCP1.4 capable on Platform and Sink */
 bool intel_hdcp_capable(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	const struct intel_hdcp_shim *shim = connector->hdcp.shim;
 	bool capable = false;
 	u8 bksv[5];
@@ -74,9 +74,9 @@ bool intel_hdcp_capable(struct intel_connector *connector)
 		return capable;
 
 	if (shim->hdcp_capable) {
-		shim->hdcp_capable(intel_dig_port, &capable);
+		shim->hdcp_capable(dig_port, &capable);
 	} else {
-		if (!intel_hdcp_read_valid_bksv(intel_dig_port, shim, bksv))
+		if (!intel_hdcp_read_valid_bksv(dig_port, shim, bksv))
 			capable = true;
 	}
 
@@ -86,7 +86,7 @@ bool intel_hdcp_capable(struct intel_connector *connector)
 /* Is HDCP2.2 capable on Platform and Sink */
 bool intel_hdcp2_capable(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	struct intel_hdcp *hdcp = &connector->hdcp;
 	bool capable = false;
@@ -104,7 +104,7 @@ bool intel_hdcp2_capable(struct intel_connector *connector)
 	mutex_unlock(&dev_priv->hdcp_comp_mutex);
 
 	/* Sink's capability for HDCP2.2 */
-	hdcp->shim->hdcp_2_2_capable(intel_dig_port, &capable);
+	hdcp->shim->hdcp_2_2_capable(dig_port, &capable);
 
 	return capable;
 }
@@ -125,14 +125,14 @@ static bool intel_hdcp2_in_use(struct drm_i915_private *dev_priv,
 	       LINK_ENCRYPTION_STATUS;
 }
 
-static int intel_hdcp_poll_ksv_fifo(struct intel_digital_port *intel_dig_port,
+static int intel_hdcp_poll_ksv_fifo(struct intel_digital_port *dig_port,
 				    const struct intel_hdcp_shim *shim)
 {
 	int ret, read_ret;
 	bool ksv_ready;
 
 	/* Poll for ksv list ready (spec says max time allowed is 5s) */
-	ret = __wait_for(read_ret = shim->read_ksv_ready(intel_dig_port,
+	ret = __wait_for(read_ret = shim->read_ksv_ready(dig_port,
 							 &ksv_ready),
 			 read_ret || ksv_ready, 5 * 1000 * 1000, 1000,
 			 100 * 1000);
@@ -300,16 +300,16 @@ int intel_hdcp_validate_v_prime(struct intel_connector *connector,
 				const struct intel_hdcp_shim *shim,
 				u8 *ksv_fifo, u8 num_downstream, u8 *bstatus)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	enum transcoder cpu_transcoder = connector->hdcp.cpu_transcoder;
-	enum port port = intel_dig_port->base.port;
+	enum port port = dig_port->base.port;
 	u32 vprime, sha_text, sha_leftovers, rep_ctl;
 	int ret, i, j, sha_idx;
 
 	/* Process V' values from the receiver */
 	for (i = 0; i < DRM_HDCP_V_PRIME_NUM_PARTS; i++) {
-		ret = shim->read_v_prime_part(intel_dig_port, i, &vprime);
+		ret = shim->read_v_prime_part(dig_port, i, &vprime);
 		if (ret)
 			return ret;
 		intel_de_write(dev_priv, HDCP_SHA_V_PRIME(i), vprime);
@@ -528,20 +528,20 @@ int intel_hdcp_validate_v_prime(struct intel_connector *connector,
 static
 int intel_hdcp_auth_downstream(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	const struct intel_hdcp_shim *shim = connector->hdcp.shim;
 	u8 bstatus[2], num_downstream, *ksv_fifo;
 	int ret, i, tries = 3;
 
-	ret = intel_hdcp_poll_ksv_fifo(intel_dig_port, shim);
+	ret = intel_hdcp_poll_ksv_fifo(dig_port, shim);
 	if (ret) {
 		drm_dbg_kms(&dev_priv->drm,
 			    "KSV list failed to become ready (%d)\n", ret);
 		return ret;
 	}
 
-	ret = shim->read_bstatus(intel_dig_port, bstatus);
+	ret = shim->read_bstatus(dig_port, bstatus);
 	if (ret)
 		return ret;
 
@@ -571,12 +571,12 @@ int intel_hdcp_auth_downstream(struct intel_connector *connector)
 		return -ENOMEM;
 	}
 
-	ret = shim->read_ksv_fifo(intel_dig_port, num_downstream, ksv_fifo);
+	ret = shim->read_ksv_fifo(dig_port, num_downstream, ksv_fifo);
 	if (ret)
 		goto err;
 
 	if (drm_hdcp_check_ksvs_revoked(&dev_priv->drm, ksv_fifo,
-					num_downstream)) {
+					num_downstream) > 0) {
 		drm_err(&dev_priv->drm, "Revoked Ksv(s) in ksv_fifo\n");
 		ret = -EPERM;
 		goto err;
@@ -611,12 +611,12 @@ err:
 /* Implements Part 1 of the HDCP authorization procedure */
 static int intel_hdcp_auth(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	struct intel_hdcp *hdcp = &connector->hdcp;
 	const struct intel_hdcp_shim *shim = hdcp->shim;
 	enum transcoder cpu_transcoder = connector->hdcp.cpu_transcoder;
-	enum port port = intel_dig_port->base.port;
+	enum port port = dig_port->base.port;
 	unsigned long r0_prime_gen_start;
 	int ret, i, tries = 2;
 	union {
@@ -640,7 +640,7 @@ static int intel_hdcp_auth(struct intel_connector *connector)
 	 * displays, this is not necessary.
 	 */
 	if (shim->hdcp_capable) {
-		ret = shim->hdcp_capable(intel_dig_port, &hdcp_capable);
+		ret = shim->hdcp_capable(dig_port, &hdcp_capable);
 		if (ret)
 			return ret;
 		if (!hdcp_capable) {
@@ -670,7 +670,7 @@ static int intel_hdcp_auth(struct intel_connector *connector)
 				  HDCP_ANLO(dev_priv, cpu_transcoder, port));
 	an.reg[1] = intel_de_read(dev_priv,
 				  HDCP_ANHI(dev_priv, cpu_transcoder, port));
-	ret = shim->write_an_aksv(intel_dig_port, an.shim);
+	ret = shim->write_an_aksv(dig_port, an.shim);
 	if (ret)
 		return ret;
 
@@ -678,11 +678,11 @@ static int intel_hdcp_auth(struct intel_connector *connector)
 
 	memset(&bksv, 0, sizeof(bksv));
 
-	ret = intel_hdcp_read_valid_bksv(intel_dig_port, shim, bksv.shim);
+	ret = intel_hdcp_read_valid_bksv(dig_port, shim, bksv.shim);
 	if (ret < 0)
 		return ret;
 
-	if (drm_hdcp_check_ksvs_revoked(&dev_priv->drm, bksv.shim, 1)) {
+	if (drm_hdcp_check_ksvs_revoked(&dev_priv->drm, bksv.shim, 1) > 0) {
 		drm_err(&dev_priv->drm, "BKSV is revoked\n");
 		return -EPERM;
 	}
@@ -692,14 +692,14 @@ static int intel_hdcp_auth(struct intel_connector *connector)
 	intel_de_write(dev_priv, HDCP_BKSVHI(dev_priv, cpu_transcoder, port),
 		       bksv.reg[1]);
 
-	ret = shim->repeater_present(intel_dig_port, &repeater_present);
+	ret = shim->repeater_present(dig_port, &repeater_present);
 	if (ret)
 		return ret;
 	if (repeater_present)
 		intel_de_write(dev_priv, HDCP_REP_CTL,
 			       intel_hdcp_get_repeater_ctl(dev_priv, cpu_transcoder, port));
 
-	ret = shim->toggle_signalling(intel_dig_port, true);
+	ret = shim->toggle_signalling(dig_port, true);
 	if (ret)
 		return ret;
 
@@ -732,7 +732,7 @@ static int intel_hdcp_auth(struct intel_connector *connector)
 	 */
 	for (i = 0; i < tries; i++) {
 		ri.reg = 0;
-		ret = shim->read_ri_prime(intel_dig_port, ri.shim);
+		ret = shim->read_ri_prime(dig_port, ri.shim);
 		if (ret)
 			return ret;
 		intel_de_write(dev_priv,
@@ -776,10 +776,10 @@ static int intel_hdcp_auth(struct intel_connector *connector)
 
 static int _intel_hdcp_disable(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	struct intel_hdcp *hdcp = &connector->hdcp;
-	enum port port = intel_dig_port->base.port;
+	enum port port = dig_port->base.port;
 	enum transcoder cpu_transcoder = hdcp->cpu_transcoder;
 	int ret;
 
@@ -796,7 +796,7 @@ static int _intel_hdcp_disable(struct intel_connector *connector)
 		return -ETIMEDOUT;
 	}
 
-	ret = hdcp->shim->toggle_signalling(intel_dig_port, false);
+	ret = hdcp->shim->toggle_signalling(dig_port, false);
 	if (ret) {
 		drm_err(&dev_priv->drm, "Failed to disable HDCP signalling\n");
 		return ret;
@@ -859,10 +859,10 @@ static struct intel_connector *intel_hdcp_to_connector(struct intel_hdcp *hdcp)
 /* Implements Part 3 of the HDCP authorization procedure */
 static int intel_hdcp_check_link(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	struct intel_hdcp *hdcp = &connector->hdcp;
-	enum port port = intel_dig_port->base.port;
+	enum port port = dig_port->base.port;
 	enum transcoder cpu_transcoder;
 	int ret = 0;
 
@@ -888,7 +888,7 @@ static int intel_hdcp_check_link(struct intel_connector *connector)
 		goto out;
 	}
 
-	if (hdcp->shim->check_link(intel_dig_port)) {
+	if (hdcp->shim->check_link(dig_port)) {
 		if (hdcp->value != DRM_MODE_CONTENT_PROTECTION_UNDESIRED) {
 			hdcp->value = DRM_MODE_CONTENT_PROTECTION_ENABLED;
 			schedule_work(&hdcp->prop_work);
@@ -1242,7 +1242,7 @@ static int hdcp2_deauthenticate_port(struct intel_connector *connector)
 /* Authentication flow starts from here */
 static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	struct intel_hdcp *hdcp = &connector->hdcp;
 	union {
@@ -1264,12 +1264,12 @@ static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
 	if (ret < 0)
 		return ret;
 
-	ret = shim->write_2_2_msg(intel_dig_port, &msgs.ake_init,
+	ret = shim->write_2_2_msg(dig_port, &msgs.ake_init,
 				  sizeof(msgs.ake_init));
 	if (ret < 0)
 		return ret;
 
-	ret = shim->read_2_2_msg(intel_dig_port, HDCP_2_2_AKE_SEND_CERT,
+	ret = shim->read_2_2_msg(dig_port, HDCP_2_2_AKE_SEND_CERT,
 				 &msgs.send_cert, sizeof(msgs.send_cert));
 	if (ret < 0)
 		return ret;
@@ -1283,7 +1283,7 @@ static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
 
 	if (drm_hdcp_check_ksvs_revoked(&dev_priv->drm,
 					msgs.send_cert.cert_rx.receiver_id,
-					1)) {
+					1) > 0) {
 		drm_err(&dev_priv->drm, "Receiver ID is revoked\n");
 		return -EPERM;
 	}
@@ -1298,11 +1298,11 @@ static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
 	if (ret < 0)
 		return ret;
 
-	ret = shim->write_2_2_msg(intel_dig_port, &msgs.no_stored_km, size);
+	ret = shim->write_2_2_msg(dig_port, &msgs.no_stored_km, size);
 	if (ret < 0)
 		return ret;
 
-	ret = shim->read_2_2_msg(intel_dig_port, HDCP_2_2_AKE_SEND_HPRIME,
+	ret = shim->read_2_2_msg(dig_port, HDCP_2_2_AKE_SEND_HPRIME,
 				 &msgs.send_hprime, sizeof(msgs.send_hprime));
 	if (ret < 0)
 		return ret;
@@ -1313,7 +1313,7 @@ static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
 
 	if (!hdcp->is_paired) {
 		/* Pairing is required */
-		ret = shim->read_2_2_msg(intel_dig_port,
+		ret = shim->read_2_2_msg(dig_port,
 					 HDCP_2_2_AKE_SEND_PAIRING_INFO,
 					 &msgs.pairing_info,
 					 sizeof(msgs.pairing_info));
@@ -1331,7 +1331,7 @@ static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
 
 static int hdcp2_locality_check(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct intel_hdcp *hdcp = &connector->hdcp;
 	union {
 		struct hdcp2_lc_init lc_init;
@@ -1345,12 +1345,12 @@ static int hdcp2_locality_check(struct intel_connector *connector)
 		if (ret < 0)
 			continue;
 
-		ret = shim->write_2_2_msg(intel_dig_port, &msgs.lc_init,
+		ret = shim->write_2_2_msg(dig_port, &msgs.lc_init,
 				      sizeof(msgs.lc_init));
 		if (ret < 0)
 			continue;
 
-		ret = shim->read_2_2_msg(intel_dig_port,
+		ret = shim->read_2_2_msg(dig_port,
 					 HDCP_2_2_LC_SEND_LPRIME,
 					 &msgs.send_lprime,
 					 sizeof(msgs.send_lprime));
@@ -1367,7 +1367,7 @@ static int hdcp2_locality_check(struct intel_connector *connector)
 
 static int hdcp2_session_key_exchange(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct intel_hdcp *hdcp = &connector->hdcp;
 	struct hdcp2_ske_send_eks send_eks;
 	int ret;
@@ -1376,7 +1376,7 @@ static int hdcp2_session_key_exchange(struct intel_connector *connector)
 	if (ret < 0)
 		return ret;
 
-	ret = hdcp->shim->write_2_2_msg(intel_dig_port, &send_eks,
+	ret = hdcp->shim->write_2_2_msg(dig_port, &send_eks,
 					sizeof(send_eks));
 	if (ret < 0)
 		return ret;
@@ -1387,7 +1387,7 @@ static int hdcp2_session_key_exchange(struct intel_connector *connector)
 static
 int hdcp2_propagate_stream_management_info(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
 	struct intel_hdcp *hdcp = &connector->hdcp;
 	union {
@@ -1409,12 +1409,12 @@ int hdcp2_propagate_stream_management_info(struct intel_connector *connector)
 	msgs.stream_manage.streams[0].stream_type = hdcp->content_type;
 
 	/* Send it to Repeater */
-	ret = shim->write_2_2_msg(intel_dig_port, &msgs.stream_manage,
+	ret = shim->write_2_2_msg(dig_port, &msgs.stream_manage,
 				  sizeof(msgs.stream_manage));
 	if (ret < 0)
 		return ret;
 
-	ret = shim->read_2_2_msg(intel_dig_port, HDCP_2_2_REP_STREAM_READY,
+	ret = shim->read_2_2_msg(dig_port, HDCP_2_2_REP_STREAM_READY,
 				 &msgs.stream_ready, sizeof(msgs.stream_ready));
 	if (ret < 0)
 		return ret;
@@ -1439,7 +1439,7 @@ int hdcp2_propagate_stream_management_info(struct intel_connector *connector)
 static
 int hdcp2_authenticate_repeater_topology(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	struct intel_hdcp *hdcp = &connector->hdcp;
 	union {
@@ -1451,7 +1451,7 @@ int hdcp2_authenticate_repeater_topology(struct intel_connector *connector)
 	u8 *rx_info;
 	int ret;
 
-	ret = shim->read_2_2_msg(intel_dig_port, HDCP_2_2_REP_SEND_RECVID_LIST,
+	ret = shim->read_2_2_msg(dig_port, HDCP_2_2_REP_SEND_RECVID_LIST,
 				 &msgs.recvid_list, sizeof(msgs.recvid_list));
 	if (ret < 0)
 		return ret;
@@ -1484,7 +1484,7 @@ int hdcp2_authenticate_repeater_topology(struct intel_connector *connector)
 		      HDCP_2_2_DEV_COUNT_LO(rx_info[1]));
 	if (drm_hdcp_check_ksvs_revoked(&dev_priv->drm,
 					msgs.recvid_list.receiver_ids,
-					device_cnt)) {
+					device_cnt) > 0) {
 		drm_err(&dev_priv->drm, "Revoked receiver ID(s) is in list\n");
 		return -EPERM;
 	}
@@ -1496,7 +1496,7 @@ int hdcp2_authenticate_repeater_topology(struct intel_connector *connector)
 		return ret;
 
 	hdcp->seq_num_v = seq_num_v;
-	ret = shim->write_2_2_msg(intel_dig_port, &msgs.rep_ack,
+	ret = shim->write_2_2_msg(dig_port, &msgs.rep_ack,
 				  sizeof(msgs.rep_ack));
 	if (ret < 0)
 		return ret;
@@ -1517,7 +1517,7 @@ static int hdcp2_authenticate_repeater(struct intel_connector *connector)
 
 static int hdcp2_authenticate_sink(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
 	struct intel_hdcp *hdcp = &connector->hdcp;
 	const struct intel_hdcp_shim *shim = hdcp->shim;
@@ -1543,7 +1543,7 @@ static int hdcp2_authenticate_sink(struct intel_connector *connector)
 	}
 
 	if (shim->config_stream_type) {
-		ret = shim->config_stream_type(intel_dig_port,
+		ret = shim->config_stream_type(dig_port,
 					       hdcp->is_repeater,
 					       hdcp->content_type);
 		if (ret < 0)
@@ -1569,10 +1569,10 @@ static int hdcp2_authenticate_sink(struct intel_connector *connector)
 
 static int hdcp2_enable_encryption(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	struct intel_hdcp *hdcp = &connector->hdcp;
-	enum port port = intel_dig_port->base.port;
+	enum port port = dig_port->base.port;
 	enum transcoder cpu_transcoder = hdcp->cpu_transcoder;
 	int ret;
 
@@ -1580,7 +1580,7 @@ static int hdcp2_enable_encryption(struct intel_connector *connector)
 		    intel_de_read(dev_priv, HDCP2_STATUS(dev_priv, cpu_transcoder, port)) &
 		    LINK_ENCRYPTION_STATUS);
 	if (hdcp->shim->toggle_signalling) {
-		ret = hdcp->shim->toggle_signalling(intel_dig_port, true);
+		ret = hdcp->shim->toggle_signalling(dig_port, true);
 		if (ret) {
 			drm_err(&dev_priv->drm,
 				"Failed to enable HDCP signalling. %d\n",
@@ -1608,10 +1608,10 @@ static int hdcp2_enable_encryption(struct intel_connector *connector)
 
 static int hdcp2_disable_encryption(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	struct intel_hdcp *hdcp = &connector->hdcp;
-	enum port port = intel_dig_port->base.port;
+	enum port port = dig_port->base.port;
 	enum transcoder cpu_transcoder = hdcp->cpu_transcoder;
 	int ret;
 
@@ -1630,7 +1630,7 @@ static int hdcp2_disable_encryption(struct intel_connector *connector)
 		drm_dbg_kms(&dev_priv->drm, "Disable Encryption Timedout");
 
 	if (hdcp->shim->toggle_signalling) {
-		ret = hdcp->shim->toggle_signalling(intel_dig_port, false);
+		ret = hdcp->shim->toggle_signalling(dig_port, false);
 		if (ret) {
 			drm_err(&dev_priv->drm,
 				"Failed to disable HDCP signalling. %d\n",
@@ -1723,10 +1723,10 @@ static int _intel_hdcp2_disable(struct intel_connector *connector)
 /* Implements the Link Integrity Check for HDCP2.2 */
 static int intel_hdcp2_check_link(struct intel_connector *connector)
 {
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	struct intel_hdcp *hdcp = &connector->hdcp;
-	enum port port = intel_dig_port->base.port;
+	enum port port = dig_port->base.port;
 	enum transcoder cpu_transcoder;
 	int ret = 0;
 
@@ -1751,7 +1751,7 @@ static int intel_hdcp2_check_link(struct intel_connector *connector)
 		goto out;
 	}
 
-	ret = hdcp->shim->check_2_2_link(intel_dig_port);
+	ret = hdcp->shim->check_2_2_link(dig_port);
 	if (ret == HDCP_LINK_PROTECTED) {
 		if (hdcp->value != DRM_MODE_CONTENT_PROTECTION_UNDESIRED) {
 			hdcp->value = DRM_MODE_CONTENT_PROTECTION_ENABLED;
@@ -1923,8 +1923,11 @@ static bool is_hdcp2_supported(struct drm_i915_private *dev_priv)
 	if (!IS_ENABLED(CONFIG_INTEL_MEI_HDCP))
 		return false;
 
-	return (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv) ||
-		IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv));
+	return (INTEL_GEN(dev_priv) >= 10 ||
+		IS_GEMINILAKE(dev_priv) ||
+		IS_KABYLAKE(dev_priv) ||
+		IS_COFFEELAKE(dev_priv) ||
+		IS_COMETLAKE(dev_priv));
 }
 
 void intel_hdcp_component_init(struct drm_i915_private *dev_priv)
@@ -2083,6 +2086,7 @@ void intel_hdcp_update_pipe(struct intel_atomic_state *state,
 		(conn_state->hdcp_content_type != hdcp->content_type &&
 		 conn_state->content_protection !=
 		 DRM_MODE_CONTENT_PROTECTION_UNDESIRED);
+	bool desired_and_not_enabled = false;
 
 	/*
 	 * During the HDCP encryption session if Type change is requested,
@@ -2105,8 +2109,15 @@ void intel_hdcp_update_pipe(struct intel_atomic_state *state,
 	}
 
 	if (conn_state->content_protection ==
-	    DRM_MODE_CONTENT_PROTECTION_DESIRED ||
-	    content_protection_type_changed)
+	    DRM_MODE_CONTENT_PROTECTION_DESIRED) {
+		mutex_lock(&hdcp->mutex);
+		/* Avoid enabling hdcp, if it already ENABLED */
+		desired_and_not_enabled =
+			hdcp->value != DRM_MODE_CONTENT_PROTECTION_ENABLED;
+		mutex_unlock(&hdcp->mutex);
+	}
+
+	if (desired_and_not_enabled || content_protection_type_changed)
 		intel_hdcp_enable(connector,
 				  crtc_state->cpu_transcoder,
 				  (u8)conn_state->hdcp_content_type);
@@ -2155,6 +2166,19 @@ void intel_hdcp_atomic_check(struct drm_connector *connector,
 		return;
 	}
 
+	crtc_state = drm_atomic_get_new_crtc_state(new_state->state,
+						   new_state->crtc);
+	/*
+	 * Fix the HDCP uapi content protection state in case of modeset.
+	 * FIXME: As per HDCP content protection property uapi doc, an uevent()
+	 * need to be sent if there is transition from ENABLED->DESIRED.
+	 */
+	if (drm_atomic_crtc_needs_modeset(crtc_state) &&
+	    (old_cp == DRM_MODE_CONTENT_PROTECTION_ENABLED &&
+	    new_cp != DRM_MODE_CONTENT_PROTECTION_UNDESIRED))
+		new_state->content_protection =
+			DRM_MODE_CONTENT_PROTECTION_DESIRED;
+
 	/*
 	 * Nothing to do if the state didn't change, or HDCP was activated since
 	 * the last commit. And also no change in hdcp content type.
@@ -2167,8 +2191,6 @@ void intel_hdcp_atomic_check(struct drm_connector *connector,
 			return;
 	}
 
-	crtc_state = drm_atomic_get_new_crtc_state(new_state->state,
-						   new_state->crtc);
 	crtc_state->mode_changed = true;
 }
 
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index 010f37240710..de2ce5632b94 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -88,10 +88,10 @@ assert_hdmi_transcoder_func_disabled(struct drm_i915_private *dev_priv,
 
 struct intel_hdmi *enc_to_intel_hdmi(struct intel_encoder *encoder)
 {
-	struct intel_digital_port *intel_dig_port =
+	struct intel_digital_port *dig_port =
 		container_of(&encoder->base, struct intel_digital_port,
 			     base.base);
-	return &intel_dig_port->hdmi;
+	return &dig_port->hdmi;
 }
 
 static struct intel_hdmi *intel_attached_hdmi(struct intel_connector *connector)
@@ -660,7 +660,7 @@ static void intel_write_infoframe(struct intel_encoder *encoder,
 				  enum hdmi_infoframe_type type,
 				  const union hdmi_infoframe *frame)
 {
-	struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	u8 buffer[VIDEO_DIP_DATA_SIZE];
 	ssize_t len;
 
@@ -681,7 +681,7 @@ static void intel_write_infoframe(struct intel_encoder *encoder,
 	buffer[3] = 0;
 	len++;
 
-	intel_dig_port->write_infoframe(encoder, crtc_state, type, buffer, len);
+	dig_port->write_infoframe(encoder, crtc_state, type, buffer, len);
 }
 
 void intel_read_infoframe(struct intel_encoder *encoder,
@@ -689,7 +689,7 @@ void intel_read_infoframe(struct intel_encoder *encoder,
 			  enum hdmi_infoframe_type type,
 			  union hdmi_infoframe *frame)
 {
-	struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	u8 buffer[VIDEO_DIP_DATA_SIZE];
 	int ret;
 
@@ -697,7 +697,7 @@ void intel_read_infoframe(struct intel_encoder *encoder,
 	     intel_hdmi_infoframe_enable(type)) == 0)
 		return;
 
-	intel_dig_port->read_infoframe(encoder, crtc_state,
+	dig_port->read_infoframe(encoder, crtc_state,
 				       type, buffer, sizeof(buffer));
 
 	/* Fill the 'hole' (see big comment above) at position 3 */
@@ -872,8 +872,8 @@ static void g4x_set_infoframes(struct intel_encoder *encoder,
 			       const struct drm_connector_state *conn_state)
 {
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
-	struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
-	struct intel_hdmi *intel_hdmi = &intel_dig_port->hdmi;
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
+	struct intel_hdmi *intel_hdmi = &dig_port->hdmi;
 	i915_reg_t reg = VIDEO_DIP_CTL;
 	u32 val = intel_de_read(dev_priv, reg);
 	u32 port = VIDEO_DIP_PORT(encoder->port);
@@ -1057,8 +1057,8 @@ static void ibx_set_infoframes(struct intel_encoder *encoder,
 {
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 	struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->uapi.crtc);
-	struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
-	struct intel_hdmi *intel_hdmi = &intel_dig_port->hdmi;
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
+	struct intel_hdmi *intel_hdmi = &dig_port->hdmi;
 	i915_reg_t reg = TVIDEO_DIP_CTL(intel_crtc->pipe);
 	u32 val = intel_de_read(dev_priv, reg);
 	u32 port = VIDEO_DIP_PORT(encoder->port);
@@ -1275,11 +1275,11 @@ void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable)
 					 adapter, enable);
 }
 
-static int intel_hdmi_hdcp_read(struct intel_digital_port *intel_dig_port,
+static int intel_hdmi_hdcp_read(struct intel_digital_port *dig_port,
 				unsigned int offset, void *buffer, size_t size)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
-	struct intel_hdmi *hdmi = &intel_dig_port->hdmi;
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+	struct intel_hdmi *hdmi = &dig_port->hdmi;
 	struct i2c_adapter *adapter = intel_gmbus_get_adapter(i915,
 							      hdmi->ddc_bus);
 	int ret;
@@ -1304,11 +1304,11 @@ static int intel_hdmi_hdcp_read(struct intel_digital_port *intel_dig_port,
 	return ret >= 0 ? -EIO : ret;
 }
 
-static int intel_hdmi_hdcp_write(struct intel_digital_port *intel_dig_port,
+static int intel_hdmi_hdcp_write(struct intel_digital_port *dig_port,
 				 unsigned int offset, void *buffer, size_t size)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
-	struct intel_hdmi *hdmi = &intel_dig_port->hdmi;
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+	struct intel_hdmi *hdmi = &dig_port->hdmi;
 	struct i2c_adapter *adapter = intel_gmbus_get_adapter(i915,
 							      hdmi->ddc_bus);
 	int ret;
@@ -1338,16 +1338,16 @@ static int intel_hdmi_hdcp_write(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_hdmi_hdcp_write_an_aksv(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_write_an_aksv(struct intel_digital_port *dig_port,
 				  u8 *an)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
-	struct intel_hdmi *hdmi = &intel_dig_port->hdmi;
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+	struct intel_hdmi *hdmi = &dig_port->hdmi;
 	struct i2c_adapter *adapter = intel_gmbus_get_adapter(i915,
 							      hdmi->ddc_bus);
 	int ret;
 
-	ret = intel_hdmi_hdcp_write(intel_dig_port, DRM_HDCP_DDC_AN, an,
+	ret = intel_hdmi_hdcp_write(dig_port, DRM_HDCP_DDC_AN, an,
 				    DRM_HDCP_AN_LEN);
 	if (ret) {
 		drm_dbg_kms(&i915->drm, "Write An over DDC failed (%d)\n",
@@ -1363,13 +1363,13 @@ int intel_hdmi_hdcp_write_an_aksv(struct intel_digital_port *intel_dig_port,
 	return 0;
 }
 
-static int intel_hdmi_hdcp_read_bksv(struct intel_digital_port *intel_dig_port,
+static int intel_hdmi_hdcp_read_bksv(struct intel_digital_port *dig_port,
 				     u8 *bksv)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 
 	int ret;
-	ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_BKSV, bksv,
+	ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_BKSV, bksv,
 				   DRM_HDCP_KSV_LEN);
 	if (ret)
 		drm_dbg_kms(&i915->drm, "Read Bksv over DDC failed (%d)\n",
@@ -1378,13 +1378,13 @@ static int intel_hdmi_hdcp_read_bksv(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_hdmi_hdcp_read_bstatus(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_read_bstatus(struct intel_digital_port *dig_port,
 				 u8 *bstatus)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 
 	int ret;
-	ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_BSTATUS,
+	ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_BSTATUS,
 				   bstatus, DRM_HDCP_BSTATUS_LEN);
 	if (ret)
 		drm_dbg_kms(&i915->drm, "Read bstatus over DDC failed (%d)\n",
@@ -1393,14 +1393,14 @@ int intel_hdmi_hdcp_read_bstatus(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_hdmi_hdcp_repeater_present(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_repeater_present(struct intel_digital_port *dig_port,
 				     bool *repeater_present)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	int ret;
 	u8 val;
 
-	ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_BCAPS, &val, 1);
+	ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_BCAPS, &val, 1);
 	if (ret) {
 		drm_dbg_kms(&i915->drm, "Read bcaps over DDC failed (%d)\n",
 			    ret);
@@ -1411,13 +1411,13 @@ int intel_hdmi_hdcp_repeater_present(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_hdmi_hdcp_read_ri_prime(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_read_ri_prime(struct intel_digital_port *dig_port,
 				  u8 *ri_prime)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 
 	int ret;
-	ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_RI_PRIME,
+	ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_RI_PRIME,
 				   ri_prime, DRM_HDCP_RI_LEN);
 	if (ret)
 		drm_dbg_kms(&i915->drm, "Read Ri' over DDC failed (%d)\n",
@@ -1426,14 +1426,14 @@ int intel_hdmi_hdcp_read_ri_prime(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_hdmi_hdcp_read_ksv_ready(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_read_ksv_ready(struct intel_digital_port *dig_port,
 				   bool *ksv_ready)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	int ret;
 	u8 val;
 
-	ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_BCAPS, &val, 1);
+	ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_BCAPS, &val, 1);
 	if (ret) {
 		drm_dbg_kms(&i915->drm, "Read bcaps over DDC failed (%d)\n",
 			    ret);
@@ -1444,12 +1444,12 @@ int intel_hdmi_hdcp_read_ksv_ready(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_hdmi_hdcp_read_ksv_fifo(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_read_ksv_fifo(struct intel_digital_port *dig_port,
 				  int num_downstream, u8 *ksv_fifo)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	int ret;
-	ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_KSV_FIFO,
+	ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_KSV_FIFO,
 				   ksv_fifo, num_downstream * DRM_HDCP_KSV_LEN);
 	if (ret) {
 		drm_dbg_kms(&i915->drm,
@@ -1460,16 +1460,16 @@ int intel_hdmi_hdcp_read_ksv_fifo(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_hdmi_hdcp_read_v_prime_part(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_read_v_prime_part(struct intel_digital_port *dig_port,
 				      int i, u32 *part)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	int ret;
 
 	if (i >= DRM_HDCP_V_PRIME_NUM_PARTS)
 		return -EINVAL;
 
-	ret = intel_hdmi_hdcp_read(intel_dig_port, DRM_HDCP_DDC_V_PRIME(i),
+	ret = intel_hdmi_hdcp_read(dig_port, DRM_HDCP_DDC_V_PRIME(i),
 				   part, DRM_HDCP_V_PRIME_PART_LEN);
 	if (ret)
 		drm_dbg_kms(&i915->drm, "Read V'[%d] over DDC failed (%d)\n",
@@ -1480,7 +1480,7 @@ int intel_hdmi_hdcp_read_v_prime_part(struct intel_digital_port *intel_dig_port,
 static int kbl_repositioning_enc_en_signal(struct intel_connector *connector)
 {
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
-	struct intel_digital_port *intel_dig_port = intel_attached_dig_port(connector);
+	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
 	struct drm_crtc *crtc = connector->base.state->crtc;
 	struct intel_crtc *intel_crtc = container_of(crtc,
 						     struct intel_crtc, base);
@@ -1494,13 +1494,13 @@ static int kbl_repositioning_enc_en_signal(struct intel_connector *connector)
 		usleep_range(25, 50);
 	}
 
-	ret = intel_ddi_toggle_hdcp_signalling(&intel_dig_port->base, false);
+	ret = intel_ddi_toggle_hdcp_signalling(&dig_port->base, false);
 	if (ret) {
 		drm_err(&dev_priv->drm,
 			"Disable HDCP signalling failed (%d)\n", ret);
 		return ret;
 	}
-	ret = intel_ddi_toggle_hdcp_signalling(&intel_dig_port->base, true);
+	ret = intel_ddi_toggle_hdcp_signalling(&dig_port->base, true);
 	if (ret) {
 		drm_err(&dev_priv->drm,
 			"Enable HDCP signalling failed (%d)\n", ret);
@@ -1511,10 +1511,10 @@ static int kbl_repositioning_enc_en_signal(struct intel_connector *connector)
 }
 
 static
-int intel_hdmi_hdcp_toggle_signalling(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp_toggle_signalling(struct intel_digital_port *dig_port,
 				      bool enable)
 {
-	struct intel_hdmi *hdmi = &intel_dig_port->hdmi;
+	struct intel_hdmi *hdmi = &dig_port->hdmi;
 	struct intel_connector *connector = hdmi->attached_connector;
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	int ret;
@@ -1522,7 +1522,7 @@ int intel_hdmi_hdcp_toggle_signalling(struct intel_digital_port *intel_dig_port,
 	if (!enable)
 		usleep_range(6, 60); /* Bspec says >= 6us */
 
-	ret = intel_ddi_toggle_hdcp_signalling(&intel_dig_port->base, enable);
+	ret = intel_ddi_toggle_hdcp_signalling(&dig_port->base, enable);
 	if (ret) {
 		drm_err(&dev_priv->drm, "%s HDCP signalling failed (%d)\n",
 			enable ? "Enable" : "Disable", ret);
@@ -1540,12 +1540,12 @@ int intel_hdmi_hdcp_toggle_signalling(struct intel_digital_port *intel_dig_port,
 }
 
 static
-bool intel_hdmi_hdcp_check_link(struct intel_digital_port *intel_dig_port)
+bool intel_hdmi_hdcp_check_link_once(struct intel_digital_port *dig_port)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	struct intel_connector *connector =
-		intel_dig_port->hdmi.attached_connector;
-	enum port port = intel_dig_port->base.port;
+		dig_port->hdmi.attached_connector;
+	enum port port = dig_port->base.port;
 	enum transcoder cpu_transcoder = connector->hdcp.cpu_transcoder;
 	int ret;
 	union {
@@ -1553,7 +1553,7 @@ bool intel_hdmi_hdcp_check_link(struct intel_digital_port *intel_dig_port)
 		u8 shim[DRM_HDCP_RI_LEN];
 	} ri;
 
-	ret = intel_hdmi_hdcp_read_ri_prime(intel_dig_port, ri.shim);
+	ret = intel_hdmi_hdcp_read_ri_prime(dig_port, ri.shim);
 	if (ret)
 		return false;
 
@@ -1563,8 +1563,7 @@ bool intel_hdmi_hdcp_check_link(struct intel_digital_port *intel_dig_port)
 	if (wait_for((intel_de_read(i915, HDCP_STATUS(i915, cpu_transcoder, port)) &
 		      (HDCP_STATUS_RI_MATCH | HDCP_STATUS_ENC)) ==
 		     (HDCP_STATUS_RI_MATCH | HDCP_STATUS_ENC), 1)) {
-		drm_err(&i915->drm,
-			"Ri' mismatch detected, link check failed (%x)\n",
+		drm_dbg_kms(&i915->drm, "Ri' mismatch detected (%x)\n",
 			intel_de_read(i915, HDCP_STATUS(i915, cpu_transcoder,
 							port)));
 		return false;
@@ -1572,6 +1571,20 @@ bool intel_hdmi_hdcp_check_link(struct intel_digital_port *intel_dig_port)
 	return true;
 }
 
+static
+bool intel_hdmi_hdcp_check_link(struct intel_digital_port *dig_port)
+{
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+	int retry;
+
+	for (retry = 0; retry < 3; retry++)
+		if (intel_hdmi_hdcp_check_link_once(dig_port))
+			return true;
+
+	drm_err(&i915->drm, "Link check failed\n");
+	return false;
+}
+
 struct hdcp2_hdmi_msg_timeout {
 	u8 msg_id;
 	u16 timeout;
@@ -1586,10 +1599,10 @@ static const struct hdcp2_hdmi_msg_timeout hdcp2_msg_timeout[] = {
 };
 
 static
-int intel_hdmi_hdcp2_read_rx_status(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp2_read_rx_status(struct intel_digital_port *dig_port,
 				    u8 *rx_status)
 {
-	return intel_hdmi_hdcp_read(intel_dig_port,
+	return intel_hdmi_hdcp_read(dig_port,
 				    HDCP_2_2_HDMI_REG_RXSTATUS_OFFSET,
 				    rx_status,
 				    HDCP_2_2_HDMI_RXSTATUS_LEN);
@@ -1615,15 +1628,15 @@ static int get_hdcp2_msg_timeout(u8 msg_id, bool is_paired)
 }
 
 static int
-hdcp2_detect_msg_availability(struct intel_digital_port *intel_dig_port,
+hdcp2_detect_msg_availability(struct intel_digital_port *dig_port,
 			      u8 msg_id, bool *msg_ready,
 			      ssize_t *msg_sz)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	u8 rx_status[HDCP_2_2_HDMI_RXSTATUS_LEN];
 	int ret;
 
-	ret = intel_hdmi_hdcp2_read_rx_status(intel_dig_port, rx_status);
+	ret = intel_hdmi_hdcp2_read_rx_status(dig_port, rx_status);
 	if (ret < 0) {
 		drm_dbg_kms(&i915->drm, "rx_status read failed. Err %d\n",
 			    ret);
@@ -1643,10 +1656,10 @@ hdcp2_detect_msg_availability(struct intel_digital_port *intel_dig_port,
 }
 
 static ssize_t
-intel_hdmi_hdcp2_wait_for_msg(struct intel_digital_port *intel_dig_port,
+intel_hdmi_hdcp2_wait_for_msg(struct intel_digital_port *dig_port,
 			      u8 msg_id, bool paired)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	bool msg_ready = false;
 	int timeout, ret;
 	ssize_t msg_sz = 0;
@@ -1655,7 +1668,7 @@ intel_hdmi_hdcp2_wait_for_msg(struct intel_digital_port *intel_dig_port,
 	if (timeout < 0)
 		return timeout;
 
-	ret = __wait_for(ret = hdcp2_detect_msg_availability(intel_dig_port,
+	ret = __wait_for(ret = hdcp2_detect_msg_availability(dig_port,
 							     msg_id, &msg_ready,
 							     &msg_sz),
 			 !ret && msg_ready && msg_sz, timeout * 1000,
@@ -1668,26 +1681,26 @@ intel_hdmi_hdcp2_wait_for_msg(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_hdmi_hdcp2_write_msg(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp2_write_msg(struct intel_digital_port *dig_port,
 			       void *buf, size_t size)
 {
 	unsigned int offset;
 
 	offset = HDCP_2_2_HDMI_REG_WR_MSG_OFFSET;
-	return intel_hdmi_hdcp_write(intel_dig_port, offset, buf, size);
+	return intel_hdmi_hdcp_write(dig_port, offset, buf, size);
 }
 
 static
-int intel_hdmi_hdcp2_read_msg(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp2_read_msg(struct intel_digital_port *dig_port,
 			      u8 msg_id, void *buf, size_t size)
 {
-	struct drm_i915_private *i915 = to_i915(intel_dig_port->base.base.dev);
-	struct intel_hdmi *hdmi = &intel_dig_port->hdmi;
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+	struct intel_hdmi *hdmi = &dig_port->hdmi;
 	struct intel_hdcp *hdcp = &hdmi->attached_connector->hdcp;
 	unsigned int offset;
 	ssize_t ret;
 
-	ret = intel_hdmi_hdcp2_wait_for_msg(intel_dig_port, msg_id,
+	ret = intel_hdmi_hdcp2_wait_for_msg(dig_port, msg_id,
 					    hdcp->is_paired);
 	if (ret < 0)
 		return ret;
@@ -1704,7 +1717,7 @@ int intel_hdmi_hdcp2_read_msg(struct intel_digital_port *intel_dig_port,
 	}
 
 	offset = HDCP_2_2_HDMI_REG_RD_MSG_OFFSET;
-	ret = intel_hdmi_hdcp_read(intel_dig_port, offset, buf, ret);
+	ret = intel_hdmi_hdcp_read(dig_port, offset, buf, ret);
 	if (ret)
 		drm_dbg_kms(&i915->drm, "Failed to read msg_id: %d(%zd)\n",
 			    msg_id, ret);
@@ -1713,12 +1726,12 @@ int intel_hdmi_hdcp2_read_msg(struct intel_digital_port *intel_dig_port,
 }
 
 static
-int intel_hdmi_hdcp2_check_link(struct intel_digital_port *intel_dig_port)
+int intel_hdmi_hdcp2_check_link(struct intel_digital_port *dig_port)
 {
 	u8 rx_status[HDCP_2_2_HDMI_RXSTATUS_LEN];
 	int ret;
 
-	ret = intel_hdmi_hdcp2_read_rx_status(intel_dig_port, rx_status);
+	ret = intel_hdmi_hdcp2_read_rx_status(dig_port, rx_status);
 	if (ret)
 		return ret;
 
@@ -1735,14 +1748,14 @@ int intel_hdmi_hdcp2_check_link(struct intel_digital_port *intel_dig_port)
 }
 
 static
-int intel_hdmi_hdcp2_capable(struct intel_digital_port *intel_dig_port,
+int intel_hdmi_hdcp2_capable(struct intel_digital_port *dig_port,
 			     bool *capable)
 {
 	u8 hdcp2_version;
 	int ret;
 
 	*capable = false;
-	ret = intel_hdmi_hdcp_read(intel_dig_port, HDCP_2_2_HDMI_REG_VER_OFFSET,
+	ret = intel_hdmi_hdcp_read(dig_port, HDCP_2_2_HDMI_REG_VER_OFFSET,
 				   &hdcp2_version, sizeof(hdcp2_version));
 	if (!ret && hdcp2_version & HDCP_2_2_HDMI_SUPPORT_MASK)
 		*capable = true;
@@ -2050,7 +2063,7 @@ static void intel_disable_hdmi(struct intel_atomic_state *state,
 	struct drm_device *dev = encoder->base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
 	struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
-	struct intel_digital_port *intel_dig_port =
+	struct intel_digital_port *dig_port =
 		hdmi_to_dig_port(intel_hdmi);
 	struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc);
 	u32 temp;
@@ -2094,7 +2107,7 @@ static void intel_disable_hdmi(struct intel_atomic_state *state,
 		intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A, true);
 	}
 
-	intel_dig_port->set_infoframes(encoder,
+	dig_port->set_infoframes(encoder,
 				       false,
 				       old_crtc_state, old_conn_state);
 
@@ -2229,8 +2242,11 @@ intel_hdmi_mode_valid(struct drm_connector *connector,
 	if (clock > max_dotclk)
 		return MODE_CLOCK_HIGH;
 
-	if (mode->flags & DRM_MODE_FLAG_DBLCLK)
+	if (mode->flags & DRM_MODE_FLAG_DBLCLK) {
+		if (!has_hdmi_sink)
+			return MODE_CLOCK_LOW;
 		clock *= 2;
+	}
 
 	if (drm_mode_is_420_only(&connector->display_info, mode))
 		clock /= 2;
@@ -2415,8 +2431,8 @@ static int intel_hdmi_compute_clock(struct intel_encoder *encoder,
 	return 0;
 }
 
-static bool intel_hdmi_limited_color_range(const struct intel_crtc_state *crtc_state,
-					   const struct drm_connector_state *conn_state)
+bool intel_hdmi_limited_color_range(const struct intel_crtc_state *crtc_state,
+				    const struct drm_connector_state *conn_state)
 {
 	const struct intel_digital_connector_state *intel_conn_state =
 		to_intel_digital_connector_state(conn_state);
@@ -2709,12 +2725,12 @@ static void intel_hdmi_pre_enable(struct intel_atomic_state *state,
 				  const struct intel_crtc_state *pipe_config,
 				  const struct drm_connector_state *conn_state)
 {
-	struct intel_digital_port *intel_dig_port =
+	struct intel_digital_port *dig_port =
 		enc_to_dig_port(encoder);
 
 	intel_hdmi_prepare(encoder, pipe_config);
 
-	intel_dig_port->set_infoframes(encoder,
+	dig_port->set_infoframes(encoder,
 				       pipe_config->has_infoframe,
 				       pipe_config, conn_state);
 }
@@ -2724,7 +2740,7 @@ static void vlv_hdmi_pre_enable(struct intel_atomic_state *state,
 				const struct intel_crtc_state *pipe_config,
 				const struct drm_connector_state *conn_state)
 {
-	struct intel_digital_port *dport = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 
 	vlv_phy_pre_encoder_enable(encoder, pipe_config);
@@ -2733,13 +2749,13 @@ static void vlv_hdmi_pre_enable(struct intel_atomic_state *state,
 	vlv_set_phy_signal_level(encoder, 0x2b245f5f, 0x00002000, 0x5578b83a,
 				 0x2b247878);
 
-	dport->set_infoframes(encoder,
+	dig_port->set_infoframes(encoder,
 			      pipe_config->has_infoframe,
 			      pipe_config, conn_state);
 
 	g4x_enable_hdmi(state, encoder, pipe_config, conn_state);
 
-	vlv_wait_port_ready(dev_priv, dport, 0x0);
+	vlv_wait_port_ready(dev_priv, dig_port, 0x0);
 }
 
 static void vlv_hdmi_pre_pll_enable(struct intel_atomic_state *state,
@@ -2800,7 +2816,7 @@ static void chv_hdmi_pre_enable(struct intel_atomic_state *state,
 				const struct intel_crtc_state *pipe_config,
 				const struct drm_connector_state *conn_state)
 {
-	struct intel_digital_port *dport = enc_to_dig_port(encoder);
+	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
 	struct drm_device *dev = encoder->base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
 
@@ -2810,13 +2826,13 @@ static void chv_hdmi_pre_enable(struct intel_atomic_state *state,
 	/* Use 800mV-0dB */
 	chv_set_phy_signal_level(encoder, 128, 102, false);
 
-	dport->set_infoframes(encoder,
+	dig_port->set_infoframes(encoder,
 			      pipe_config->has_infoframe,
 			      pipe_config, conn_state);
 
 	g4x_enable_hdmi(state, encoder, pipe_config, conn_state);
 
-	vlv_wait_port_ready(dev_priv, dport, 0x0);
+	vlv_wait_port_ready(dev_priv, dig_port, 0x0);
 
 	/* Second common lane will stay alive on its own now */
 	chv_phy_release_cl2_override(encoder);
@@ -2867,19 +2883,13 @@ intel_hdmi_connector_register(struct drm_connector *connector)
 	return ret;
 }
 
-static void intel_hdmi_destroy(struct drm_connector *connector)
+static void intel_hdmi_connector_unregister(struct drm_connector *connector)
 {
 	struct cec_notifier *n = intel_attached_hdmi(to_intel_connector(connector))->cec_notifier;
 
 	cec_notifier_conn_unregister(n);
 
-	intel_connector_destroy(connector);
-}
-
-static void intel_hdmi_connector_unregister(struct drm_connector *connector)
-{
 	intel_hdmi_remove_i2c_symlink(connector);
-
 	intel_connector_unregister(connector);
 }
 
@@ -2891,7 +2901,7 @@ static const struct drm_connector_funcs intel_hdmi_connector_funcs = {
 	.atomic_set_property = intel_digital_connector_atomic_set_property,
 	.late_register = intel_hdmi_connector_register,
 	.early_unregister = intel_hdmi_connector_unregister,
-	.destroy = intel_hdmi_destroy,
+	.destroy = intel_connector_destroy,
 	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
 	.atomic_duplicate_state = intel_digital_connector_duplicate_state,
 };
@@ -2910,7 +2920,7 @@ static void
 intel_hdmi_add_properties(struct intel_hdmi *intel_hdmi, struct drm_connector *connector)
 {
 	struct drm_i915_private *dev_priv = to_i915(connector->dev);
-	struct intel_digital_port *intel_dig_port =
+	struct intel_digital_port *dig_port =
 				hdmi_to_dig_port(intel_hdmi);
 
 	intel_attach_force_audio_property(connector);
@@ -2922,7 +2932,7 @@ intel_hdmi_add_properties(struct intel_hdmi *intel_hdmi, struct drm_connector *c
 	 * ToDo: This needs to be extended for LSPCON implementation
 	 * as well. Will be implemented separately.
 	 */
-	if (!intel_dig_port->lspcon.active)
+	if (!dig_port->lspcon.active)
 		intel_attach_colorspace_property(connector);
 
 	drm_connector_attach_content_type_property(connector);
@@ -3082,6 +3092,24 @@ static u8 mcc_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port)
 	return ddc_pin;
 }
 
+static u8 rkl_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port)
+{
+	enum phy phy = intel_port_to_phy(dev_priv, port);
+
+	WARN_ON(port == PORT_C);
+
+	/*
+	 * Pin mapping for RKL depends on which PCH is present.  With TGP, the
+	 * final two outputs use type-c pins, even though they're actually
+	 * combo outputs.  With CMP, the traditional DDI A-D pins are used for
+	 * all outputs.
+	 */
+	if (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && phy >= PHY_C)
+		return GMBUS_PIN_9_TC1_ICP + phy - PHY_C;
+
+	return GMBUS_PIN_1_BXT + phy;
+}
+
 static u8 g4x_port_to_ddc_pin(struct drm_i915_private *dev_priv,
 			      enum port port)
 {
@@ -3119,7 +3147,9 @@ static u8 intel_hdmi_ddc_pin(struct intel_encoder *encoder)
 		return ddc_pin;
 	}
 
-	if (HAS_PCH_MCC(dev_priv))
+	if (IS_ROCKETLAKE(dev_priv))
+		ddc_pin = rkl_port_to_ddc_pin(dev_priv, port);
+	else if (HAS_PCH_MCC(dev_priv))
 		ddc_pin = mcc_port_to_ddc_pin(dev_priv, port);
 	else if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP)
 		ddc_pin = icl_port_to_ddc_pin(dev_priv, port);
@@ -3139,52 +3169,52 @@ static u8 intel_hdmi_ddc_pin(struct intel_encoder *encoder)
 	return ddc_pin;
 }
 
-void intel_infoframe_init(struct intel_digital_port *intel_dig_port)
+void intel_infoframe_init(struct intel_digital_port *dig_port)
 {
 	struct drm_i915_private *dev_priv =
-		to_i915(intel_dig_port->base.base.dev);
+		to_i915(dig_port->base.base.dev);
 
 	if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
-		intel_dig_port->write_infoframe = vlv_write_infoframe;
-		intel_dig_port->read_infoframe = vlv_read_infoframe;
-		intel_dig_port->set_infoframes = vlv_set_infoframes;
-		intel_dig_port->infoframes_enabled = vlv_infoframes_enabled;
+		dig_port->write_infoframe = vlv_write_infoframe;
+		dig_port->read_infoframe = vlv_read_infoframe;
+		dig_port->set_infoframes = vlv_set_infoframes;
+		dig_port->infoframes_enabled = vlv_infoframes_enabled;
 	} else if (IS_G4X(dev_priv)) {
-		intel_dig_port->write_infoframe = g4x_write_infoframe;
-		intel_dig_port->read_infoframe = g4x_read_infoframe;
-		intel_dig_port->set_infoframes = g4x_set_infoframes;
-		intel_dig_port->infoframes_enabled = g4x_infoframes_enabled;
+		dig_port->write_infoframe = g4x_write_infoframe;
+		dig_port->read_infoframe = g4x_read_infoframe;
+		dig_port->set_infoframes = g4x_set_infoframes;
+		dig_port->infoframes_enabled = g4x_infoframes_enabled;
 	} else if (HAS_DDI(dev_priv)) {
-		if (intel_dig_port->lspcon.active) {
-			intel_dig_port->write_infoframe = lspcon_write_infoframe;
-			intel_dig_port->read_infoframe = lspcon_read_infoframe;
-			intel_dig_port->set_infoframes = lspcon_set_infoframes;
-			intel_dig_port->infoframes_enabled = lspcon_infoframes_enabled;
+		if (dig_port->lspcon.active) {
+			dig_port->write_infoframe = lspcon_write_infoframe;
+			dig_port->read_infoframe = lspcon_read_infoframe;
+			dig_port->set_infoframes = lspcon_set_infoframes;
+			dig_port->infoframes_enabled = lspcon_infoframes_enabled;
 		} else {
-			intel_dig_port->write_infoframe = hsw_write_infoframe;
-			intel_dig_port->read_infoframe = hsw_read_infoframe;
-			intel_dig_port->set_infoframes = hsw_set_infoframes;
-			intel_dig_port->infoframes_enabled = hsw_infoframes_enabled;
+			dig_port->write_infoframe = hsw_write_infoframe;
+			dig_port->read_infoframe = hsw_read_infoframe;
+			dig_port->set_infoframes = hsw_set_infoframes;
+			dig_port->infoframes_enabled = hsw_infoframes_enabled;
 		}
 	} else if (HAS_PCH_IBX(dev_priv)) {
-		intel_dig_port->write_infoframe = ibx_write_infoframe;
-		intel_dig_port->read_infoframe = ibx_read_infoframe;
-		intel_dig_port->set_infoframes = ibx_set_infoframes;
-		intel_dig_port->infoframes_enabled = ibx_infoframes_enabled;
+		dig_port->write_infoframe = ibx_write_infoframe;
+		dig_port->read_infoframe = ibx_read_infoframe;
+		dig_port->set_infoframes = ibx_set_infoframes;
+		dig_port->infoframes_enabled = ibx_infoframes_enabled;
 	} else {
-		intel_dig_port->write_infoframe = cpt_write_infoframe;
-		intel_dig_port->read_infoframe = cpt_read_infoframe;
-		intel_dig_port->set_infoframes = cpt_set_infoframes;
-		intel_dig_port->infoframes_enabled = cpt_infoframes_enabled;
+		dig_port->write_infoframe = cpt_write_infoframe;
+		dig_port->read_infoframe = cpt_read_infoframe;
+		dig_port->set_infoframes = cpt_set_infoframes;
+		dig_port->infoframes_enabled = cpt_infoframes_enabled;
 	}
 }
 
-void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
+void intel_hdmi_init_connector(struct intel_digital_port *dig_port,
 			       struct intel_connector *intel_connector)
 {
 	struct drm_connector *connector = &intel_connector->base;
-	struct intel_hdmi *intel_hdmi = &intel_dig_port->hdmi;
-	struct intel_encoder *intel_encoder = &intel_dig_port->base;
+	struct intel_hdmi *intel_hdmi = &dig_port->hdmi;
+	struct intel_encoder *intel_encoder = &dig_port->base;
 	struct drm_device *dev = intel_encoder->base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
 	struct i2c_adapter *ddc;
@@ -3198,9 +3228,9 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
 	if (INTEL_GEN(dev_priv) < 12 && drm_WARN_ON(dev, port == PORT_A))
 		return;
 
-	if (drm_WARN(dev, intel_dig_port->max_lanes < 4,
+	if (drm_WARN(dev, dig_port->max_lanes < 4,
 		     "Not enough lanes (%d) for HDMI on [ENCODER:%d:%s]\n",
-		     intel_dig_port->max_lanes, intel_encoder->base.base.id,
+		     dig_port->max_lanes, intel_encoder->base.base.id,
 		     intel_encoder->base.name))
 		return;
 
@@ -3289,21 +3319,21 @@ intel_hdmi_hotplug(struct intel_encoder *encoder,
 void intel_hdmi_init(struct drm_i915_private *dev_priv,
 		     i915_reg_t hdmi_reg, enum port port)
 {
-	struct intel_digital_port *intel_dig_port;
+	struct intel_digital_port *dig_port;
 	struct intel_encoder *intel_encoder;
 	struct intel_connector *intel_connector;
 
-	intel_dig_port = kzalloc(sizeof(*intel_dig_port), GFP_KERNEL);
-	if (!intel_dig_port)
+	dig_port = kzalloc(sizeof(*dig_port), GFP_KERNEL);
+	if (!dig_port)
 		return;
 
 	intel_connector = intel_connector_alloc();
 	if (!intel_connector) {
-		kfree(intel_dig_port);
+		kfree(dig_port);
 		return;
 	}
 
-	intel_encoder = &intel_dig_port->base;
+	intel_encoder = &dig_port->base;
 
 	drm_encoder_init(&dev_priv->drm, &intel_encoder->base,
 			 &intel_hdmi_enc_funcs, DRM_MODE_ENCODER_TMDS,
@@ -3360,12 +3390,12 @@ void intel_hdmi_init(struct drm_i915_private *dev_priv,
 	if (IS_G4X(dev_priv))
 		intel_encoder->cloneable |= 1 << INTEL_OUTPUT_HDMI;
 
-	intel_dig_port->hdmi.hdmi_reg = hdmi_reg;
-	intel_dig_port->dp.output_reg = INVALID_MMIO_REG;
-	intel_dig_port->max_lanes = 4;
+	dig_port->hdmi.hdmi_reg = hdmi_reg;
+	dig_port->dp.output_reg = INVALID_MMIO_REG;
+	dig_port->max_lanes = 4;
 
-	intel_infoframe_init(intel_dig_port);
+	intel_infoframe_init(dig_port);
 
-	intel_dig_port->aux_ch = intel_bios_port_aux_ch(dev_priv, port);
-	intel_hdmi_init_connector(intel_dig_port, intel_connector);
+	dig_port->aux_ch = intel_bios_port_aux_ch(dev_priv, port);
+	intel_hdmi_init_connector(dig_port, intel_connector);
 }
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.h b/drivers/gpu/drm/i915/display/intel_hdmi.h
index 8ff1f76a63df..5b348dcab77a 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.h
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.h
@@ -25,7 +25,7 @@ enum port;
 
 void intel_hdmi_init(struct drm_i915_private *dev_priv, i915_reg_t hdmi_reg,
 		     enum port port);
-void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
+void intel_hdmi_init_connector(struct intel_digital_port *dig_port,
 			       struct intel_connector *intel_connector);
 struct intel_hdmi *enc_to_intel_hdmi(struct intel_encoder *encoder);
 int intel_hdmi_compute_config(struct intel_encoder *encoder,
@@ -36,7 +36,7 @@ bool intel_hdmi_handle_sink_scrambling(struct intel_encoder *encoder,
 				       bool high_tmds_clock_ratio,
 				       bool scrambling);
 void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable);
-void intel_infoframe_init(struct intel_digital_port *intel_dig_port);
+void intel_infoframe_init(struct intel_digital_port *dig_port);
 u32 intel_hdmi_infoframes_enabled(struct intel_encoder *encoder,
 				  const struct intel_crtc_state *crtc_state);
 u32 intel_hdmi_infoframe_enable(unsigned int type);
@@ -46,5 +46,7 @@ void intel_read_infoframe(struct intel_encoder *encoder,
 			  const struct intel_crtc_state *crtc_state,
 			  enum hdmi_infoframe_type type,
 			  union hdmi_infoframe *frame);
+bool intel_hdmi_limited_color_range(const struct intel_crtc_state *crtc_state,
+				    const struct drm_connector_state *conn_state);
 
 #endif /* __INTEL_HDMI_H__ */
diff --git a/drivers/gpu/drm/i915/display/intel_hotplug.c b/drivers/gpu/drm/i915/display/intel_hotplug.c
index 252090ccecc4..3f1d7b804a66 100644
--- a/drivers/gpu/drm/i915/display/intel_hotplug.c
+++ b/drivers/gpu/drm/i915/display/intel_hotplug.c
@@ -89,6 +89,15 @@ enum hpd_pin intel_hpd_pin_default(struct drm_i915_private *dev_priv,
 {
 	enum phy phy = intel_port_to_phy(dev_priv, port);
 
+	/*
+	 * RKL + TGP PCH is a special case; we effectively choose the hpd_pin
+	 * based on the DDI rather than the PHY (i.e., the last two outputs
+	 * shold be HPD_PORT_{D,E} rather than {C,D}.  Note that this differs
+	 * from the behavior of both TGL+TGP and RKL+CMP.
+	 */
+	if (IS_ROCKETLAKE(dev_priv) && HAS_PCH_TGP(dev_priv))
+		return HPD_PORT_A + port - PORT_A;
+
 	switch (phy) {
 	case PHY_F:
 		return IS_CNL_WITH_PORT_F(dev_priv) ? HPD_PORT_E : HPD_PORT_F;
diff --git a/drivers/gpu/drm/i915/display/intel_lspcon.c b/drivers/gpu/drm/i915/display/intel_lspcon.c
index 6ff7b226f0a1..b781bf469644 100644
--- a/drivers/gpu/drm/i915/display/intel_lspcon.c
+++ b/drivers/gpu/drm/i915/display/intel_lspcon.c
@@ -550,11 +550,11 @@ void lspcon_wait_pcon_mode(struct intel_lspcon *lspcon)
 	lspcon_wait_mode(lspcon, DRM_LSPCON_MODE_PCON);
 }
 
-bool lspcon_init(struct intel_digital_port *intel_dig_port)
+bool lspcon_init(struct intel_digital_port *dig_port)
 {
-	struct intel_dp *dp = &intel_dig_port->dp;
-	struct intel_lspcon *lspcon = &intel_dig_port->lspcon;
-	struct drm_device *dev = intel_dig_port->base.base.dev;
+	struct intel_dp *dp = &dig_port->dp;
+	struct intel_lspcon *lspcon = &dig_port->lspcon;
+	struct drm_device *dev = dig_port->base.base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
 	struct drm_connector *connector = &dp->attached_connector->base;
 
diff --git a/drivers/gpu/drm/i915/display/intel_lspcon.h b/drivers/gpu/drm/i915/display/intel_lspcon.h
index 37cfddf8a9c5..1cffe8a42a08 100644
--- a/drivers/gpu/drm/i915/display/intel_lspcon.h
+++ b/drivers/gpu/drm/i915/display/intel_lspcon.h
@@ -15,7 +15,7 @@ struct intel_digital_port;
 struct intel_encoder;
 struct intel_lspcon;
 
-bool lspcon_init(struct intel_digital_port *intel_dig_port);
+bool lspcon_init(struct intel_digital_port *dig_port);
 void lspcon_resume(struct intel_lspcon *lspcon);
 void lspcon_wait_pcon_mode(struct intel_lspcon *lspcon);
 void lspcon_write_infoframe(struct intel_encoder *encoder,
diff --git a/drivers/gpu/drm/i915/display/intel_lvds.c b/drivers/gpu/drm/i915/display/intel_lvds.c
index 872f2a489339..1888611244db 100644
--- a/drivers/gpu/drm/i915/display/intel_lvds.c
+++ b/drivers/gpu/drm/i915/display/intel_lvds.c
@@ -784,8 +784,8 @@ static bool compute_is_dual_link_lvds(struct intel_lvds_encoder *lvds_encoder)
 	struct drm_i915_private *dev_priv = to_i915(dev);
 
 	/* use the module option value if specified */
-	if (i915_modparams.lvds_channel_mode > 0)
-		return i915_modparams.lvds_channel_mode == 2;
+	if (dev_priv->params.lvds_channel_mode > 0)
+		return dev_priv->params.lvds_channel_mode == 2;
 
 	/* single channel LVDS is limited to 112 MHz */
 	if (lvds_encoder->attached_connector->panel.fixed_mode->clock > 112999)
diff --git a/drivers/gpu/drm/i915/display/intel_opregion.c b/drivers/gpu/drm/i915/display/intel_opregion.c
index cc6b00959586..de995362f428 100644
--- a/drivers/gpu/drm/i915/display/intel_opregion.c
+++ b/drivers/gpu/drm/i915/display/intel_opregion.c
@@ -801,7 +801,7 @@ static int intel_load_vbt_firmware(struct drm_i915_private *dev_priv)
 {
 	struct intel_opregion *opregion = &dev_priv->opregion;
 	const struct firmware *fw = NULL;
-	const char *name = i915_modparams.vbt_firmware;
+	const char *name = dev_priv->params.vbt_firmware;
 	int ret;
 
 	if (!name || !*name)
diff --git a/drivers/gpu/drm/i915/display/intel_overlay.c b/drivers/gpu/drm/i915/display/intel_overlay.c
index 66711e62fa71..52b4f6193b4c 100644
--- a/drivers/gpu/drm/i915/display/intel_overlay.c
+++ b/drivers/gpu/drm/i915/display/intel_overlay.c
@@ -100,12 +100,15 @@
 #define CLK_RGB24_MASK		0x0
 #define CLK_RGB16_MASK		0x070307
 #define CLK_RGB15_MASK		0x070707
-#define CLK_RGB8I_MASK		0xffffff
 
+#define RGB30_TO_COLORKEY(c) \
+	((((c) & 0x3fc00000) >> 6) | (((c) & 0x000ff000) >> 4) | (((c) & 0x000003fc) >> 2))
 #define RGB16_TO_COLORKEY(c) \
-	(((c & 0xF800) << 8) | ((c & 0x07E0) << 5) | ((c & 0x001F) << 3))
+	((((c) & 0xf800) << 8) | (((c) & 0x07e0) << 5) | (((c) & 0x001f) << 3))
 #define RGB15_TO_COLORKEY(c) \
-	(((c & 0x7c00) << 9) | ((c & 0x03E0) << 6) | ((c & 0x001F) << 3))
+	((((c) & 0x7c00) << 9) | (((c) & 0x03e0) << 6) | (((c) & 0x001f) << 3))
+#define RGB8I_TO_COLORKEY(c) \
+	((((c) & 0xff) << 16) | (((c) & 0xff) << 8) | (((c) & 0xff) << 0))
 
 /* overlay flip addr flag */
 #define OFC_UPDATE		0x1
@@ -682,8 +685,8 @@ static void update_colorkey(struct intel_overlay *overlay,
 
 	switch (format) {
 	case DRM_FORMAT_C8:
-		key = 0;
-		flags |= CLK_RGB8I_MASK;
+		key = RGB8I_TO_COLORKEY(key);
+		flags |= CLK_RGB24_MASK;
 		break;
 	case DRM_FORMAT_XRGB1555:
 		key = RGB15_TO_COLORKEY(key);
@@ -693,6 +696,11 @@ static void update_colorkey(struct intel_overlay *overlay,
 		key = RGB16_TO_COLORKEY(key);
 		flags |= CLK_RGB16_MASK;
 		break;
+	case DRM_FORMAT_XRGB2101010:
+	case DRM_FORMAT_XBGR2101010:
+		key = RGB30_TO_COLORKEY(key);
+		flags |= CLK_RGB24_MASK;
+		break;
 	default:
 		flags |= CLK_RGB24_MASK;
 		break;
@@ -777,9 +785,15 @@ static int intel_overlay_do_put_image(struct intel_overlay *overlay,
 	i915_gem_object_flush_frontbuffer(new_bo, ORIGIN_DIRTYFB);
 
 	if (!overlay->active) {
-		u32 oconfig;
-
-		oconfig = OCONF_CC_OUT_8BIT;
+		const struct intel_crtc_state *crtc_state =
+			overlay->crtc->config;
+		u32 oconfig = 0;
+
+		if (crtc_state->gamma_enable &&
+		    crtc_state->gamma_mode == GAMMA_MODE_MODE_8BIT)
+			oconfig |= OCONF_CC_OUT_8BIT;
+		if (crtc_state->gamma_enable)
+			oconfig |= OCONF_GAMMA2_ENABLE;
 		if (IS_GEN(dev_priv, 4))
 			oconfig |= OCONF_CSC_MODE_BT709;
 		oconfig |= pipe == 0 ?
diff --git a/drivers/gpu/drm/i915/display/intel_panel.c b/drivers/gpu/drm/i915/display/intel_panel.c
index 3c5056dbf607..aaed9eb3b56c 100644
--- a/drivers/gpu/drm/i915/display/intel_panel.c
+++ b/drivers/gpu/drm/i915/display/intel_panel.c
@@ -521,10 +521,10 @@ static u32 intel_panel_compute_brightness(struct intel_connector *connector,
 
 	drm_WARN_ON(&dev_priv->drm, panel->backlight.max == 0);
 
-	if (i915_modparams.invert_brightness < 0)
+	if (dev_priv->params.invert_brightness < 0)
 		return val;
 
-	if (i915_modparams.invert_brightness > 0 ||
+	if (dev_priv->params.invert_brightness > 0 ||
 	    dev_priv->quirks & QUIRK_INVERT_BRIGHTNESS) {
 		return panel->backlight.max - val + panel->backlight.min;
 	}
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index b7a2c102648a..bf9e320c547d 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -83,7 +83,7 @@ static bool psr_global_enabled(struct drm_i915_private *i915)
 {
 	switch (i915->psr.debug & I915_PSR_DEBUG_MODE_MASK) {
 	case I915_PSR_DEBUG_DEFAULT:
-		return i915_modparams.enable_psr;
+		return i915->params.enable_psr;
 	case I915_PSR_DEBUG_DISABLE:
 		return false;
 	default:
@@ -426,6 +426,12 @@ static u32 intel_psr1_get_tp_time(struct intel_dp *intel_dp)
 	if (INTEL_GEN(dev_priv) >= 11)
 		val |= EDP_PSR_TP4_TIME_0US;
 
+	if (dev_priv->params.psr_safest_params) {
+		val |= EDP_PSR_TP1_TIME_2500us;
+		val |= EDP_PSR_TP2_TP3_TIME_2500us;
+		goto check_tp3_sel;
+	}
+
 	if (dev_priv->vbt.psr.tp1_wakeup_time_us == 0)
 		val |= EDP_PSR_TP1_TIME_0us;
 	else if (dev_priv->vbt.psr.tp1_wakeup_time_us <= 100)
@@ -444,6 +450,7 @@ static u32 intel_psr1_get_tp_time(struct intel_dp *intel_dp)
 	else
 		val |= EDP_PSR_TP2_TP3_TIME_2500us;
 
+check_tp3_sel:
 	if (intel_dp_source_supports_hbr2(intel_dp) &&
 	    drm_dp_tps3_supported(intel_dp->dpcd))
 		val |= EDP_PSR_TP1_TP3_SEL;
@@ -495,18 +502,13 @@ static void hsw_activate_psr1(struct intel_dp *intel_dp)
 	intel_de_write(dev_priv, EDP_PSR_CTL(dev_priv->psr.transcoder), val);
 }
 
-static void hsw_activate_psr2(struct intel_dp *intel_dp)
+static u32 intel_psr2_get_tp_time(struct intel_dp *intel_dp)
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
-	u32 val;
-
-	val = psr_compute_idle_frames(intel_dp) << EDP_PSR2_IDLE_FRAME_SHIFT;
-
-	val |= EDP_PSR2_ENABLE | EDP_SU_TRACK_ENABLE;
-	if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
-		val |= EDP_Y_COORDINATE_ENABLE;
+	u32 val = 0;
 
-	val |= EDP_PSR2_FRAME_BEFORE_SU(dev_priv->psr.sink_sync_latency + 1);
+	if (dev_priv->params.psr_safest_params)
+		return EDP_PSR2_TP2_TIME_2500us;
 
 	if (dev_priv->vbt.psr.psr2_tp2_tp3_wakeup_time_us >= 0 &&
 	    dev_priv->vbt.psr.psr2_tp2_tp3_wakeup_time_us <= 50)
@@ -518,6 +520,39 @@ static void hsw_activate_psr2(struct intel_dp *intel_dp)
 	else
 		val |= EDP_PSR2_TP2_TIME_2500us;
 
+	return val;
+}
+
+static void hsw_activate_psr2(struct intel_dp *intel_dp)
+{
+	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
+	u32 val;
+
+	val = psr_compute_idle_frames(intel_dp) << EDP_PSR2_IDLE_FRAME_SHIFT;
+
+	val |= EDP_PSR2_ENABLE | EDP_SU_TRACK_ENABLE;
+	if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
+		val |= EDP_Y_COORDINATE_ENABLE;
+
+	val |= EDP_PSR2_FRAME_BEFORE_SU(dev_priv->psr.sink_sync_latency + 1);
+	val |= intel_psr2_get_tp_time(intel_dp);
+
+	if (INTEL_GEN(dev_priv) >= 12) {
+		/*
+		 * TODO: 7 lines of IO_BUFFER_WAKE and FAST_WAKE are default
+		 * values from BSpec. In order to setting an optimal power
+		 * consumption, lower than 4k resoluition mode needs to decrese
+		 * IO_BUFFER_WAKE and FAST_WAKE. And higher than 4K resolution
+		 * mode needs to increase IO_BUFFER_WAKE and FAST_WAKE.
+		 */
+		val |= TGL_EDP_PSR2_BLOCK_COUNT_NUM_2;
+		val |= TGL_EDP_PSR2_IO_BUFFER_WAKE(7);
+		val |= TGL_EDP_PSR2_FAST_WAKE(7);
+	} else if (INTEL_GEN(dev_priv) >= 9) {
+		val |= EDP_PSR2_IO_BUFFER_WAKE(7);
+		val |= EDP_PSR2_FAST_WAKE(7);
+	}
+
 	/*
 	 * PSR2 HW is incorrectly using EDP_PSR_TP1_TP3_SEL and BSpec is
 	 * recommending keep this bit unset while PSR2 is enabled.
@@ -657,6 +692,12 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp,
 		return false;
 	}
 
+	if (crtc_state->crc_enabled) {
+		drm_dbg_kms(&dev_priv->drm,
+			    "PSR2 not enabled because it would inhibit pipe CRC calculation\n");
+		return false;
+	}
+
 	if (INTEL_GEN(dev_priv) >= 12) {
 		psr_max_h = 5120;
 		psr_max_v = 3200;
@@ -671,14 +712,6 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp,
 		max_bpp = 24;
 	}
 
-	if (crtc_hdisplay > psr_max_h || crtc_vdisplay > psr_max_v) {
-		drm_dbg_kms(&dev_priv->drm,
-			    "PSR2 not enabled, resolution %dx%d > max supported %dx%d\n",
-			    crtc_hdisplay, crtc_vdisplay,
-			    psr_max_h, psr_max_v);
-		return false;
-	}
-
 	if (crtc_state->pipe_bpp > max_bpp) {
 		drm_dbg_kms(&dev_priv->drm,
 			    "PSR2 not enabled, pipe bpp %d > max supported %d\n",
@@ -699,9 +732,26 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp,
 		return false;
 	}
 
-	if (crtc_state->crc_enabled) {
+	/*
+	 * Some platforms lack PSR2 HW tracking and instead require manual
+	 * tracking by software.  In this case, the driver is required to track
+	 * the areas that need updates and program hardware to send selective
+	 * updates.
+	 *
+	 * So until the software tracking is implemented, PSR2 needs to be
+	 * disabled for platforms without PSR2 HW tracking.
+	 */
+	if (!HAS_PSR_HW_TRACKING(dev_priv)) {
 		drm_dbg_kms(&dev_priv->drm,
-			    "PSR2 not enabled because it would inhibit pipe CRC calculation\n");
+			    "No PSR2 HW tracking in the platform\n");
+		return false;
+	}
+
+	if (crtc_hdisplay > psr_max_h || crtc_vdisplay > psr_max_v) {
+		drm_dbg_kms(&dev_priv->drm,
+			    "PSR2 not enabled, resolution %dx%d > max supported %dx%d\n",
+			    crtc_hdisplay, crtc_vdisplay,
+			    psr_max_h, psr_max_v);
 		return false;
 	}
 
@@ -855,8 +905,8 @@ static void intel_psr_enable_locked(struct drm_i915_private *dev_priv,
 				    const struct drm_connector_state *conn_state)
 {
 	struct intel_dp *intel_dp = dev_priv->psr.dp;
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
-	struct intel_encoder *encoder = &intel_dig_port->base;
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+	struct intel_encoder *encoder = &dig_port->base;
 	u32 val;
 
 	drm_WARN_ON(&dev_priv->drm, dev_priv->psr.enabled);
@@ -1450,9 +1500,9 @@ void intel_psr_init(struct drm_i915_private *dev_priv)
 		 */
 		dev_priv->hsw_psr_mmio_adjust = _SRD_CTL_EDP - _HSW_EDP_PSR_BASE;
 
-	if (i915_modparams.enable_psr == -1)
+	if (dev_priv->params.enable_psr == -1)
 		if (INTEL_GEN(dev_priv) < 9 || !dev_priv->vbt.psr.enable)
-			i915_modparams.enable_psr = 0;
+			dev_priv->params.enable_psr = 0;
 
 	/* Set link_standby x link_off defaults */
 	if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c
index bc6c26818e15..2da4388e1540 100644
--- a/drivers/gpu/drm/i915/display/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/display/intel_sdvo.c
@@ -94,6 +94,8 @@ struct intel_sdvo {
 	 */
 	struct intel_sdvo_caps caps;
 
+	u8 colorimetry_cap;
+
 	/* Pixel clock limitations reported by the SDVO device, in kHz */
 	int pixel_clock_min, pixel_clock_max;
 
@@ -411,6 +413,7 @@ static const char *sdvo_cmd_name(u8 cmd)
 static void intel_sdvo_debug_write(struct intel_sdvo *intel_sdvo, u8 cmd,
 				   const void *args, int args_len)
 {
+	struct drm_i915_private *dev_priv = to_i915(intel_sdvo->base.base.dev);
 	const char *cmd_name;
 	int i, pos = 0;
 	char buffer[64];
@@ -431,7 +434,7 @@ static void intel_sdvo_debug_write(struct intel_sdvo *intel_sdvo, u8 cmd,
 	else
 		BUF_PRINT("(%02X)", cmd);
 
-	WARN_ON(pos >= sizeof(buffer) - 1);
+	drm_WARN_ON(&dev_priv->drm, pos >= sizeof(buffer) - 1);
 #undef BUF_PRINT
 
 	DRM_DEBUG_KMS("%s: W: %02X %s\n", SDVO_NAME(intel_sdvo), cmd, buffer);
@@ -533,6 +536,7 @@ static bool intel_sdvo_write_cmd(struct intel_sdvo *intel_sdvo, u8 cmd,
 static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo,
 				     void *response, int response_len)
 {
+	struct drm_i915_private *dev_priv = to_i915(intel_sdvo->base.base.dev);
 	const char *cmd_status;
 	u8 retry = 15; /* 5 quick checks, followed by 10 long checks */
 	u8 status;
@@ -597,7 +601,7 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo,
 		BUF_PRINT(" %02X", ((u8 *)response)[i]);
 	}
 
-	WARN_ON(pos >= sizeof(buffer) - 1);
+	drm_WARN_ON(&dev_priv->drm, pos >= sizeof(buffer) - 1);
 #undef BUF_PRINT
 
 	DRM_DEBUG_KMS("%s: R: %s\n", SDVO_NAME(intel_sdvo), buffer);
@@ -940,6 +944,13 @@ static bool intel_sdvo_set_colorimetry(struct intel_sdvo *intel_sdvo,
 	return intel_sdvo_set_value(intel_sdvo, SDVO_CMD_SET_COLORIMETRY, &mode, 1);
 }
 
+static bool intel_sdvo_set_pixel_replication(struct intel_sdvo *intel_sdvo,
+					     u8 pixel_repeat)
+{
+	return intel_sdvo_set_value(intel_sdvo, SDVO_CMD_SET_PIXEL_REPLI,
+				    &pixel_repeat, 1);
+}
+
 static bool intel_sdvo_set_audio_state(struct intel_sdvo *intel_sdvo,
 				       u8 audio_state)
 {
@@ -1081,6 +1092,7 @@ static bool intel_sdvo_compute_avi_infoframe(struct intel_sdvo *intel_sdvo,
 					     struct intel_crtc_state *crtc_state,
 					     struct drm_connector_state *conn_state)
 {
+	struct drm_i915_private *dev_priv = to_i915(intel_sdvo->base.base.dev);
 	struct hdmi_avi_infoframe *frame = &crtc_state->infoframes.avi.avi;
 	const struct drm_display_mode *adjusted_mode =
 		&crtc_state->hw.adjusted_mode;
@@ -1106,7 +1118,7 @@ static bool intel_sdvo_compute_avi_infoframe(struct intel_sdvo *intel_sdvo,
 					   HDMI_QUANTIZATION_RANGE_FULL);
 
 	ret = hdmi_avi_infoframe_check(frame);
-	if (WARN_ON(ret))
+	if (drm_WARN_ON(&dev_priv->drm, ret))
 		return false;
 
 	return true;
@@ -1115,6 +1127,7 @@ static bool intel_sdvo_compute_avi_infoframe(struct intel_sdvo *intel_sdvo,
 static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo *intel_sdvo,
 					 const struct intel_crtc_state *crtc_state)
 {
+	struct drm_i915_private *dev_priv = to_i915(intel_sdvo->base.base.dev);
 	u8 sdvo_data[HDMI_INFOFRAME_SIZE(AVI)];
 	const union hdmi_infoframe *frame = &crtc_state->infoframes.avi;
 	ssize_t len;
@@ -1123,11 +1136,12 @@ static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo *intel_sdvo,
 	     intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_AVI)) == 0)
 		return true;
 
-	if (WARN_ON(frame->any.type != HDMI_INFOFRAME_TYPE_AVI))
+	if (drm_WARN_ON(&dev_priv->drm,
+			frame->any.type != HDMI_INFOFRAME_TYPE_AVI))
 		return false;
 
 	len = hdmi_infoframe_pack_only(frame, sdvo_data, sizeof(sdvo_data));
-	if (WARN_ON(len < 0))
+	if (drm_WARN_ON(&dev_priv->drm, len < 0))
 		return false;
 
 	return intel_sdvo_write_infoframe(intel_sdvo, SDVO_HBUF_INDEX_AVI_IF,
@@ -1237,6 +1251,7 @@ intel_sdvo_get_preferred_input_mode(struct intel_sdvo *intel_sdvo,
 
 static void i9xx_adjust_sdvo_tv_clock(struct intel_crtc_state *pipe_config)
 {
+	struct drm_i915_private *dev_priv = to_i915(pipe_config->uapi.crtc->dev);
 	unsigned dotclock = pipe_config->port_clock;
 	struct dpll *clock = &pipe_config->dpll;
 
@@ -1257,7 +1272,8 @@ static void i9xx_adjust_sdvo_tv_clock(struct intel_crtc_state *pipe_config)
 		clock->m1 = 12;
 		clock->m2 = 8;
 	} else {
-		WARN(1, "SDVO TV clock out of range: %i\n", dotclock);
+		drm_WARN(&dev_priv->drm, 1,
+			 "SDVO TV clock out of range: %i\n", dotclock);
 	}
 
 	pipe_config->clock_set = true;
@@ -1270,6 +1286,18 @@ static bool intel_has_hdmi_sink(struct intel_sdvo *sdvo,
 		READ_ONCE(to_intel_digital_connector_state(conn_state)->force_audio) != HDMI_AUDIO_OFF_DVI;
 }
 
+static bool intel_sdvo_limited_color_range(struct intel_encoder *encoder,
+					   const struct intel_crtc_state *crtc_state,
+					   const struct drm_connector_state *conn_state)
+{
+	struct intel_sdvo *intel_sdvo = to_sdvo(encoder);
+
+	if ((intel_sdvo->colorimetry_cap & SDVO_COLORIMETRY_RGB220) == 0)
+		return false;
+
+	return intel_hdmi_limited_color_range(crtc_state, conn_state);
+}
+
 static int intel_sdvo_compute_config(struct intel_encoder *encoder,
 				     struct intel_crtc_state *pipe_config,
 				     struct drm_connector_state *conn_state)
@@ -1335,21 +1363,9 @@ static int intel_sdvo_compute_config(struct intel_encoder *encoder,
 				intel_sdvo_state->base.force_audio == HDMI_AUDIO_ON;
 	}
 
-	if (intel_sdvo_state->base.broadcast_rgb == INTEL_BROADCAST_RGB_AUTO) {
-		/*
-		 * See CEA-861-E - 5.1 Default Encoding Parameters
-		 *
-		 * FIXME: This bit is only valid when using TMDS encoding and 8
-		 * bit per color mode.
-		 */
-		if (pipe_config->has_hdmi_sink &&
-		    drm_match_cea_mode(adjusted_mode) > 1)
-			pipe_config->limited_color_range = true;
-	} else {
-		if (pipe_config->has_hdmi_sink &&
-		    intel_sdvo_state->base.broadcast_rgb == INTEL_BROADCAST_RGB_LIMITED)
-			pipe_config->limited_color_range = true;
-	}
+	pipe_config->limited_color_range =
+		intel_sdvo_limited_color_range(encoder, pipe_config,
+					       conn_state);
 
 	/* Clock computation needs to happen after pixel multiplier. */
 	if (IS_TV(intel_sdvo_connector))
@@ -1488,8 +1504,13 @@ static void intel_sdvo_pre_enable(struct intel_atomic_state *state,
 	if (crtc_state->has_hdmi_sink) {
 		intel_sdvo_set_encode(intel_sdvo, SDVO_ENCODE_HDMI);
 		intel_sdvo_set_colorimetry(intel_sdvo,
+					   crtc_state->limited_color_range ?
+					   SDVO_COLORIMETRY_RGB220 :
 					   SDVO_COLORIMETRY_RGB256);
 		intel_sdvo_set_avi_infoframe(intel_sdvo, crtc_state);
+		intel_sdvo_set_pixel_replication(intel_sdvo,
+						 !!(adjusted_mode->flags &
+						    DRM_MODE_FLAG_DBLCLK));
 	} else
 		intel_sdvo_set_encode(intel_sdvo, SDVO_ENCODE_DVI);
 
@@ -1523,8 +1544,6 @@ static void intel_sdvo_pre_enable(struct intel_atomic_state *state,
 		/* The real mode polarity is set by the SDVO commands, using
 		 * struct intel_sdvo_dtd. */
 		sdvox = SDVO_VSYNC_ACTIVE_HIGH | SDVO_HSYNC_ACTIVE_HIGH;
-		if (!HAS_PCH_SPLIT(dev_priv) && crtc_state->limited_color_range)
-			sdvox |= HDMI_COLOR_RANGE_16_235;
 		if (INTEL_GEN(dev_priv) < 5)
 			sdvox |= SDVO_BORDER_ENABLE;
 	} else {
@@ -1682,8 +1701,11 @@ static void intel_sdvo_get_config(struct intel_encoder *encoder,
 		 "SDVO pixel multiplier mismatch, port: %i, encoder: %i\n",
 		 pipe_config->pixel_multiplier, encoder_pixel_multiplier);
 
-	if (sdvox & HDMI_COLOR_RANGE_16_235)
-		pipe_config->limited_color_range = true;
+	if (intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_COLORIMETRY,
+				 &val, 1)) {
+		if (val == SDVO_COLORIMETRY_RGB220)
+			pipe_config->limited_color_range = true;
+	}
 
 	if (intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_AUDIO_STAT,
 				 &val, 1)) {
@@ -1843,17 +1865,26 @@ intel_sdvo_mode_valid(struct drm_connector *connector,
 	struct intel_sdvo_connector *intel_sdvo_connector =
 		to_intel_sdvo_connector(connector);
 	int max_dotclk = to_i915(connector->dev)->max_dotclk_freq;
+	bool has_hdmi_sink = intel_has_hdmi_sink(intel_sdvo, connector->state);
+	int clock = mode->clock;
 
 	if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
 		return MODE_NO_DBLESCAN;
 
-	if (intel_sdvo->pixel_clock_min > mode->clock)
-		return MODE_CLOCK_LOW;
 
-	if (intel_sdvo->pixel_clock_max < mode->clock)
+	if (clock > max_dotclk)
 		return MODE_CLOCK_HIGH;
 
-	if (mode->clock > max_dotclk)
+	if (mode->flags & DRM_MODE_FLAG_DBLCLK) {
+		if (!has_hdmi_sink)
+			return MODE_CLOCK_LOW;
+		clock *= 2;
+	}
+
+	if (intel_sdvo->pixel_clock_min > clock)
+		return MODE_CLOCK_LOW;
+
+	if (intel_sdvo->pixel_clock_max < clock)
 		return MODE_CLOCK_HIGH;
 
 	if (IS_LVDS(intel_sdvo_connector)) {
@@ -1907,6 +1938,17 @@ static bool intel_sdvo_get_capabilities(struct intel_sdvo *intel_sdvo, struct in
 	return true;
 }
 
+static u8 intel_sdvo_get_colorimetry_cap(struct intel_sdvo *intel_sdvo)
+{
+	u8 cap;
+
+	if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_COLORIMETRY_CAP,
+				  &cap, sizeof(cap)))
+		return SDVO_COLORIMETRY_RGB256;
+
+	return cap;
+}
+
 static u16 intel_sdvo_get_hotplug_support(struct intel_sdvo *intel_sdvo)
 {
 	struct drm_i915_private *dev_priv = to_i915(intel_sdvo->base.base.dev);
@@ -2093,8 +2135,9 @@ intel_sdvo_detect(struct drm_connector *connector, bool force)
 	return ret;
 }
 
-static void intel_sdvo_get_ddc_modes(struct drm_connector *connector)
+static int intel_sdvo_get_ddc_modes(struct drm_connector *connector)
 {
+	int num_modes = 0;
 	struct edid *edid;
 
 	DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n",
@@ -2109,18 +2152,19 @@ static void intel_sdvo_get_ddc_modes(struct drm_connector *connector)
 	 * DDC fails, check to see if the analog output is disconnected, in
 	 * which case we'll look there for the digital DDC data.
 	 */
-	if (edid == NULL)
+	if (!edid)
 		edid = intel_sdvo_get_analog_edid(connector);
 
-	if (edid != NULL) {
-		if (intel_sdvo_connector_matches_edid(to_intel_sdvo_connector(connector),
-						      edid)) {
-			drm_connector_update_edid_property(connector, edid);
-			drm_add_edid_modes(connector, edid);
-		}
+	if (!edid)
+		return 0;
 
-		kfree(edid);
-	}
+	if (intel_sdvo_connector_matches_edid(to_intel_sdvo_connector(connector),
+					      edid))
+		num_modes += intel_connector_update_modes(connector, edid);
+
+	kfree(edid);
+
+	return num_modes;
 }
 
 /*
@@ -2188,12 +2232,13 @@ static const struct drm_display_mode sdvo_tv_modes[] = {
 		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
 };
 
-static void intel_sdvo_get_tv_modes(struct drm_connector *connector)
+static int intel_sdvo_get_tv_modes(struct drm_connector *connector)
 {
 	struct intel_sdvo *intel_sdvo = intel_attached_sdvo(to_intel_connector(connector));
 	const struct drm_connector_state *conn_state = connector->state;
 	struct intel_sdvo_sdtv_resolution_request tv_res;
 	u32 reply = 0, format_map = 0;
+	int num_modes = 0;
 	int i;
 
 	DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n",
@@ -2208,31 +2253,37 @@ static void intel_sdvo_get_tv_modes(struct drm_connector *connector)
 	       min(sizeof(format_map), sizeof(struct intel_sdvo_sdtv_resolution_request)));
 
 	if (!intel_sdvo_set_target_output(intel_sdvo, intel_sdvo->attached_output))
-		return;
+		return 0;
 
 	BUILD_BUG_ON(sizeof(tv_res) != 3);
 	if (!intel_sdvo_write_cmd(intel_sdvo,
 				  SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT,
 				  &tv_res, sizeof(tv_res)))
-		return;
+		return 0;
 	if (!intel_sdvo_read_response(intel_sdvo, &reply, 3))
-		return;
+		return 0;
 
-	for (i = 0; i < ARRAY_SIZE(sdvo_tv_modes); i++)
+	for (i = 0; i < ARRAY_SIZE(sdvo_tv_modes); i++) {
 		if (reply & (1 << i)) {
 			struct drm_display_mode *nmode;
 			nmode = drm_mode_duplicate(connector->dev,
 						   &sdvo_tv_modes[i]);
-			if (nmode)
+			if (nmode) {
 				drm_mode_probed_add(connector, nmode);
+				num_modes++;
+			}
 		}
+	}
+
+	return num_modes;
 }
 
-static void intel_sdvo_get_lvds_modes(struct drm_connector *connector)
+static int intel_sdvo_get_lvds_modes(struct drm_connector *connector)
 {
 	struct intel_sdvo *intel_sdvo = intel_attached_sdvo(to_intel_connector(connector));
 	struct drm_i915_private *dev_priv = to_i915(connector->dev);
 	struct drm_display_mode *newmode;
+	int num_modes = 0;
 
 	drm_dbg_kms(&dev_priv->drm, "[CONNECTOR:%d:%s]\n",
 		    connector->base.id, connector->name);
@@ -2249,6 +2300,7 @@ static void intel_sdvo_get_lvds_modes(struct drm_connector *connector)
 			newmode->type = (DRM_MODE_TYPE_PREFERRED |
 					 DRM_MODE_TYPE_DRIVER);
 			drm_mode_probed_add(connector, newmode);
+			num_modes++;
 		}
 	}
 
@@ -2257,7 +2309,9 @@ static void intel_sdvo_get_lvds_modes(struct drm_connector *connector)
 	 * Assume that the preferred modes are
 	 * arranged in priority order.
 	 */
-	intel_ddc_get_modes(connector, &intel_sdvo->ddc);
+	num_modes += intel_ddc_get_modes(connector, &intel_sdvo->ddc);
+
+	return num_modes;
 }
 
 static int intel_sdvo_get_modes(struct drm_connector *connector)
@@ -2265,13 +2319,11 @@ static int intel_sdvo_get_modes(struct drm_connector *connector)
 	struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector);
 
 	if (IS_TV(intel_sdvo_connector))
-		intel_sdvo_get_tv_modes(connector);
+		return intel_sdvo_get_tv_modes(connector);
 	else if (IS_LVDS(intel_sdvo_connector))
-		intel_sdvo_get_lvds_modes(connector);
+		return intel_sdvo_get_lvds_modes(connector);
 	else
-		intel_sdvo_get_ddc_modes(connector);
-
-	return !list_empty(&connector->probed_modes);
+		return intel_sdvo_get_ddc_modes(connector);
 }
 
 static int
@@ -2293,7 +2345,7 @@ intel_sdvo_connector_atomic_get_property(struct drm_connector *connector,
 				return 0;
 			}
 
-		WARN_ON(1);
+		drm_WARN_ON(connector->dev, 1);
 		*val = 0;
 	} else if (property == intel_sdvo_connector->top ||
 		   property == intel_sdvo_connector->bottom)
@@ -2662,12 +2714,9 @@ static void
 intel_sdvo_add_hdmi_properties(struct intel_sdvo *intel_sdvo,
 			       struct intel_sdvo_connector *connector)
 {
-	struct drm_i915_private *dev_priv = to_i915(connector->base.base.dev);
-
 	intel_attach_force_audio_property(&connector->base.base);
-	if (INTEL_GEN(dev_priv) >= 4 && IS_MOBILE(dev_priv)) {
+	if (intel_sdvo->colorimetry_cap & SDVO_COLORIMETRY_RGB220)
 		intel_attach_broadcast_rgb_property(&connector->base.base);
-	}
 	intel_attach_aspect_ratio_property(&connector->base.base);
 }
 
@@ -3308,6 +3357,9 @@ bool intel_sdvo_init(struct drm_i915_private *dev_priv,
 	if (!intel_sdvo_get_capabilities(intel_sdvo, &intel_sdvo->caps))
 		goto err;
 
+	intel_sdvo->colorimetry_cap =
+		intel_sdvo_get_colorimetry_cap(intel_sdvo);
+
 	if (intel_sdvo_output_setup(intel_sdvo,
 				    intel_sdvo->caps.output_flags) != true) {
 		drm_dbg_kms(&dev_priv->drm,
diff --git a/drivers/gpu/drm/i915/display/intel_sdvo_regs.h b/drivers/gpu/drm/i915/display/intel_sdvo_regs.h
index 13b9a8e257bb..74dc6c042b6e 100644
--- a/drivers/gpu/drm/i915/display/intel_sdvo_regs.h
+++ b/drivers/gpu/drm/i915/display/intel_sdvo_regs.h
@@ -705,10 +705,10 @@ struct intel_sdvo_enhancements_arg {
 #define SDVO_CMD_GET_PIXEL_REPLI	0x8c
 #define SDVO_CMD_GET_COLORIMETRY_CAP	0x8d
 #define SDVO_CMD_SET_COLORIMETRY	0x8e
-  #define SDVO_COLORIMETRY_RGB256   0x0
-  #define SDVO_COLORIMETRY_RGB220   0x1
-  #define SDVO_COLORIMETRY_YCrCb422 0x3
-  #define SDVO_COLORIMETRY_YCrCb444 0x4
+  #define SDVO_COLORIMETRY_RGB256	(1 << 0)
+  #define SDVO_COLORIMETRY_RGB220	(1 << 1)
+  #define SDVO_COLORIMETRY_YCrCb422	(1 << 2)
+  #define SDVO_COLORIMETRY_YCrCb444	(1 << 3)
 #define SDVO_CMD_GET_COLORIMETRY	0x8f
 #define SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER 0x90
 #define SDVO_CMD_SET_AUDIO_STAT		0x91
diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c b/drivers/gpu/drm/i915/display/intel_sprite.c
index 0000ec7055f7..d03860fef2d7 100644
--- a/drivers/gpu/drm/i915/display/intel_sprite.c
+++ b/drivers/gpu/drm/i915/display/intel_sprite.c
@@ -34,6 +34,7 @@
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_color_mgmt.h>
 #include <drm/drm_crtc.h>
+#include <drm/drm_damage_helper.h>
 #include <drm/drm_fourcc.h>
 #include <drm/drm_plane_helper.h>
 #include <drm/drm_rect.h>
@@ -333,6 +334,21 @@ int intel_plane_check_src_coordinates(struct intel_plane_state *plane_state)
 	return 0;
 }
 
+static u8 icl_nv12_y_plane_mask(struct drm_i915_private *i915)
+{
+	if (IS_ROCKETLAKE(i915))
+		return BIT(PLANE_SPRITE2) | BIT(PLANE_SPRITE3);
+	else
+		return BIT(PLANE_SPRITE4) | BIT(PLANE_SPRITE5);
+}
+
+bool icl_is_nv12_y_plane(struct drm_i915_private *dev_priv,
+			 enum plane_id plane_id)
+{
+	return INTEL_GEN(dev_priv) >= 11 &&
+		icl_nv12_y_plane_mask(dev_priv) & BIT(plane_id);
+}
+
 bool icl_is_hdr_plane(struct drm_i915_private *dev_priv, enum plane_id plane_id)
 {
 	return INTEL_GEN(dev_priv) >= 11 &&
@@ -3003,7 +3019,7 @@ static const u32 *icl_get_plane_formats(struct drm_i915_private *dev_priv,
 	if (icl_is_hdr_plane(dev_priv, plane_id)) {
 		*num_formats = ARRAY_SIZE(icl_hdr_plane_formats);
 		return icl_hdr_plane_formats;
-	} else if (icl_is_nv12_y_plane(plane_id)) {
+	} else if (icl_is_nv12_y_plane(dev_priv, plane_id)) {
 		*num_formats = ARRAY_SIZE(icl_sdr_y_plane_formats);
 		return icl_sdr_y_plane_formats;
 	} else {
@@ -3046,6 +3062,7 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
 	struct intel_plane *plane;
 	enum drm_plane_type plane_type;
 	unsigned int supported_rotations;
+	unsigned int supported_csc;
 	const u64 *modifiers;
 	const u32 *formats;
 	int num_formats;
@@ -3120,9 +3137,13 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
 					   DRM_MODE_ROTATE_0,
 					   supported_rotations);
 
+	supported_csc = BIT(DRM_COLOR_YCBCR_BT601) | BIT(DRM_COLOR_YCBCR_BT709);
+
+	if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
+		supported_csc |= BIT(DRM_COLOR_YCBCR_BT2020);
+
 	drm_plane_create_color_properties(&plane->base,
-					  BIT(DRM_COLOR_YCBCR_BT601) |
-					  BIT(DRM_COLOR_YCBCR_BT709),
+					  supported_csc,
 					  BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) |
 					  BIT(DRM_COLOR_YCBCR_FULL_RANGE),
 					  DRM_COLOR_YCBCR_BT709,
@@ -3136,6 +3157,9 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
 
 	drm_plane_create_zpos_immutable_property(&plane->base, plane_id);
 
+	if (INTEL_GEN(dev_priv) >= 12)
+		drm_plane_enable_fb_damage_clips(&plane->base);
+
 	drm_plane_helper_add(&plane->base, &intel_plane_helper_funcs);
 
 	return plane;
diff --git a/drivers/gpu/drm/i915/display/intel_sprite.h b/drivers/gpu/drm/i915/display/intel_sprite.h
index 5eeaa92420d1..cd2104ba1ca1 100644
--- a/drivers/gpu/drm/i915/display/intel_sprite.h
+++ b/drivers/gpu/drm/i915/display/intel_sprite.h
@@ -32,21 +32,14 @@ struct intel_plane *
 skl_universal_plane_create(struct drm_i915_private *dev_priv,
 			   enum pipe pipe, enum plane_id plane_id);
 
-static inline bool icl_is_nv12_y_plane(enum plane_id id)
-{
-	/* Don't need to do a gen check, these planes are only available on gen11 */
-	if (id == PLANE_SPRITE4 || id == PLANE_SPRITE5)
-		return true;
-
-	return false;
-}
-
 static inline u8 icl_hdr_plane_mask(void)
 {
 	return BIT(PLANE_PRIMARY) |
 		BIT(PLANE_SPRITE0) | BIT(PLANE_SPRITE1);
 }
 
+bool icl_is_nv12_y_plane(struct drm_i915_private *dev_priv,
+			 enum plane_id plane_id);
 bool icl_is_hdr_plane(struct drm_i915_private *dev_priv, enum plane_id plane_id);
 
 int ivb_plane_min_cdclk(const struct intel_crtc_state *crtc_state,
diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c
index b161c15baf86..5b5dc86a5737 100644
--- a/drivers/gpu/drm/i915/display/intel_tc.c
+++ b/drivers/gpu/drm/i915/display/intel_tc.c
@@ -360,12 +360,12 @@ static void icl_tc_phy_connect(struct intel_digital_port *dig_port,
 	}
 
 	if (!icl_tc_phy_set_safe_mode(dig_port, false) &&
-	    !WARN_ON(dig_port->tc_legacy_port))
+	    !drm_WARN_ON(&i915->drm, dig_port->tc_legacy_port))
 		goto out_set_tbt_alt_mode;
 
 	max_lanes = intel_tc_port_fia_max_lane_count(dig_port);
 	if (dig_port->tc_legacy_port) {
-		WARN_ON(max_lanes != 4);
+		drm_WARN_ON(&i915->drm, max_lanes != 4);
 		dig_port->tc_mode = TC_PORT_LEGACY;
 
 		return;
@@ -445,18 +445,20 @@ static bool icl_tc_phy_is_connected(struct intel_digital_port *dig_port)
 static enum tc_port_mode
 intel_tc_port_get_current_mode(struct intel_digital_port *dig_port)
 {
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
 	u32 live_status_mask = tc_port_live_status_mask(dig_port);
 	bool in_safe_mode = icl_tc_phy_is_in_safe_mode(dig_port);
 	enum tc_port_mode mode;
 
-	if (in_safe_mode || WARN_ON(!icl_tc_phy_status_complete(dig_port)))
+	if (in_safe_mode ||
+	    drm_WARN_ON(&i915->drm, !icl_tc_phy_status_complete(dig_port)))
 		return TC_PORT_TBT_ALT;
 
 	mode = dig_port->tc_legacy_port ? TC_PORT_LEGACY : TC_PORT_DP_ALT;
 	if (live_status_mask) {
 		enum tc_port_mode live_mode = fls(live_status_mask) - 1;
 
-		if (!WARN_ON(live_mode == TC_PORT_TBT_ALT))
+		if (!drm_WARN_ON(&i915->drm, live_mode == TC_PORT_TBT_ALT))
 			mode = live_mode;
 	}
 
@@ -505,7 +507,9 @@ static void
 intel_tc_port_link_init_refcount(struct intel_digital_port *dig_port,
 				 int refcount)
 {
-	WARN_ON(dig_port->tc_link_refcount);
+	struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+
+	drm_WARN_ON(&i915->drm, dig_port->tc_link_refcount);
 	dig_port->tc_link_refcount = refcount;
 }
 
diff --git a/drivers/gpu/drm/i915/display/intel_tv.c b/drivers/gpu/drm/i915/display/intel_tv.c
index abc67207f2f3..777032d9697b 100644
--- a/drivers/gpu/drm/i915/display/intel_tv.c
+++ b/drivers/gpu/drm/i915/display/intel_tv.c
@@ -1158,7 +1158,7 @@ intel_tv_get_config(struct intel_encoder *encoder,
 
 	/* pixel counter doesn't work on i965gm TV output */
 	if (IS_I965GM(dev_priv))
-		adjusted_mode->private_flags |=
+		pipe_config->mode_flags |=
 			I915_MODE_FLAG_USE_SCANLINE_COUNTER;
 }
 
@@ -1328,7 +1328,7 @@ intel_tv_compute_config(struct intel_encoder *encoder,
 
 	/* pixel counter doesn't work on i965gm TV output */
 	if (IS_I965GM(dev_priv))
-		adjusted_mode->private_flags |=
+		pipe_config->mode_flags |=
 			I915_MODE_FLAG_USE_SCANLINE_COUNTER;
 
 	return 0;
diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
index aef7fe932d1a..6faabd4f6d49 100644
--- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h
+++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
@@ -820,6 +820,7 @@ struct bdb_lfp_power {
 	u16 adb;
 	u16 lace_enabled_status;
 	struct agressiveness_profile_entry aggressivenes[16];
+	u16 hobl; /* 232+ */
 } __packed;
 
 /*
diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c
index 95ad87d4ccb3..c5735c365659 100644
--- a/drivers/gpu/drm/i915/display/intel_vdsc.c
+++ b/drivers/gpu/drm/i915/display/intel_vdsc.c
@@ -476,13 +476,13 @@ intel_dsc_power_domain(const struct intel_crtc_state *crtc_state)
 	 * POWER_DOMAIN_TRANSCODER_VDSC_PW2 power domain in two cases:
 	 *
 	 *  - ICL eDP/DSI transcoder
-	 *  - TGL pipe A
+	 *  - Gen12+ (except RKL) pipe A
 	 *
 	 * For any other pipe, VDSC/joining uses the power well associated with
 	 * the pipe in use. Hence another reference on the pipe power domain
 	 * will suffice. (Except no VDSC/joining on ICL pipe A.)
 	 */
-	if (INTEL_GEN(i915) >= 12 && pipe == PIPE_A)
+	if (INTEL_GEN(i915) >= 12 && !IS_ROCKETLAKE(i915) && pipe == PIPE_A)
 		return POWER_DOMAIN_TRANSCODER_VDSC_PW2;
 	else if (is_pipe_dsc(crtc_state))
 		return POWER_DOMAIN_PIPE(pipe);
@@ -1045,7 +1045,7 @@ static void intel_dsc_dp_pps_write(struct intel_encoder *encoder,
 				   const struct intel_crtc_state *crtc_state)
 {
 	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
-	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 	const struct drm_dsc_config *vdsc_cfg = &crtc_state->dsc.config;
 	struct drm_dsc_pps_infoframe dp_dsc_pps_sdp;
 
@@ -1055,9 +1055,9 @@ static void intel_dsc_dp_pps_write(struct intel_encoder *encoder,
 	/* Fill the PPS payload bytes as per DSC spec 1.2 Table 4-1 */
 	drm_dsc_pps_payload_pack(&dp_dsc_pps_sdp.pps_payload, vdsc_cfg);
 
-	intel_dig_port->write_infoframe(encoder, crtc_state,
-					DP_SDP_PPS, &dp_dsc_pps_sdp,
-					sizeof(dp_dsc_pps_sdp));
+	dig_port->write_infoframe(encoder, crtc_state,
+				  DP_SDP_PPS, &dp_dsc_pps_sdp,
+				  sizeof(dp_dsc_pps_sdp));
 }
 
 void intel_dsc_enable(struct intel_encoder *encoder,
diff --git a/drivers/gpu/drm/i915/display/vlv_dsi.c b/drivers/gpu/drm/i915/display/vlv_dsi.c
index f582ab52f0b0..052e0b31a2da 100644
--- a/drivers/gpu/drm/i915/display/vlv_dsi.c
+++ b/drivers/gpu/drm/i915/display/vlv_dsi.c
@@ -298,7 +298,7 @@ static int intel_dsi_compute_config(struct intel_encoder *encoder,
 
 	if (IS_GEN9_LP(dev_priv)) {
 		/* Enable Frame time stamp based scanline reporting */
-		adjusted_mode->private_flags |=
+		pipe_config->mode_flags |=
 			I915_MODE_FLAG_GET_SCANLINE_FROM_TIMESTAMP;
 
 		/* Dual link goes to DSI transcoder A. */
@@ -1097,8 +1097,8 @@ static void bxt_dsi_get_pipe_config(struct intel_encoder *encoder,
 	pipe_config->pipe_bpp = bdw_get_pipemisc_bpp(crtc);
 
 	/* Enable Frame time stamo based scanline reporting */
-	adjusted_mode->private_flags |=
-			I915_MODE_FLAG_GET_SCANLINE_FROM_TIMESTAMP;
+	pipe_config->mode_flags |=
+		I915_MODE_FLAG_GET_SCANLINE_FROM_TIMESTAMP;
 
 	/* In terms of pixels */
 	adjusted_mode->crtc_hdisplay =