1 files changed, 116 insertions, 63 deletions

diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
index 0e364dc3e7c3..564509a4e666 100644
--- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c
+++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
@@ -58,11 +58,11 @@ static int i915_fbc_status(struct seq_file *m, void *unused)
 	if (intel_fbc_is_active(dev_priv)) {
 		u32 mask;
 
-		if (INTEL_GEN(dev_priv) >= 8)
+		if (DISPLAY_VER(dev_priv) >= 8)
 			mask = intel_de_read(dev_priv, IVB_FBC_STATUS2) & BDW_FBC_COMP_SEG_MASK;
-		else if (INTEL_GEN(dev_priv) >= 7)
+		else if (DISPLAY_VER(dev_priv) >= 7)
 			mask = intel_de_read(dev_priv, IVB_FBC_STATUS2) & IVB_FBC_COMP_SEG_MASK;
-		else if (INTEL_GEN(dev_priv) >= 5)
+		else if (DISPLAY_VER(dev_priv) >= 5)
 			mask = intel_de_read(dev_priv, ILK_DPFC_STATUS) & ILK_DPFC_COMP_SEG_MASK;
 		else if (IS_G4X(dev_priv))
 			mask = intel_de_read(dev_priv, DPFC_STATUS) & DPFC_COMP_SEG_MASK;
@@ -83,7 +83,7 @@ static int i915_fbc_false_color_get(void *data, u64 *val)
 {
 	struct drm_i915_private *dev_priv = data;
 
-	if (INTEL_GEN(dev_priv) < 7 || !HAS_FBC(dev_priv))
+	if (DISPLAY_VER(dev_priv) < 7 || !HAS_FBC(dev_priv))
 		return -ENODEV;
 
 	*val = dev_priv->fbc.false_color;
@@ -96,7 +96,7 @@ static int i915_fbc_false_color_set(void *data, u64 val)
 	struct drm_i915_private *dev_priv = data;
 	u32 reg;
 
-	if (INTEL_GEN(dev_priv) < 7 || !HAS_FBC(dev_priv))
+	if (DISPLAY_VER(dev_priv) < 7 || !HAS_FBC(dev_priv))
 		return -ENODEV;
 
 	mutex_lock(&dev_priv->fbc.lock);
@@ -128,7 +128,7 @@ static int i915_ips_status(struct seq_file *m, void *unused)
 	seq_printf(m, "Enabled by kernel parameter: %s\n",
 		   yesno(dev_priv->params.enable_ips));
 
-	if (INTEL_GEN(dev_priv) >= 8) {
+	if (DISPLAY_VER(dev_priv) >= 8) {
 		seq_puts(m, "Currently: unknown\n");
 	} else {
 		if (intel_de_read(dev_priv, IPS_CTL) & IPS_ENABLE)
@@ -150,7 +150,7 @@ static int i915_sr_status(struct seq_file *m, void *unused)
 
 	wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_INIT);
 
-	if (INTEL_GEN(dev_priv) >= 9)
+	if (DISPLAY_VER(dev_priv) >= 9)
 		/* no global SR status; inspect per-plane WM */;
 	else if (HAS_PCH_SPLIT(dev_priv))
 		sr_enabled = intel_de_read(dev_priv, WM1_LP_ILK) & WM1_LP_SR_EN;
@@ -249,12 +249,11 @@ static int i915_psr_sink_status_show(struct seq_file *m, void *data)
 		"sink internal error",
 	};
 	struct drm_connector *connector = m->private;
-	struct drm_i915_private *dev_priv = to_i915(connector->dev);
 	struct intel_dp *intel_dp =
 		intel_attached_dp(to_intel_connector(connector));
 	int ret;
 
-	if (!CAN_PSR(dev_priv)) {
+	if (!CAN_PSR(intel_dp)) {
 		seq_puts(m, "PSR Unsupported\n");
 		return -ENODEV;
 	}
@@ -280,12 +279,13 @@ static int i915_psr_sink_status_show(struct seq_file *m, void *data)
 DEFINE_SHOW_ATTRIBUTE(i915_psr_sink_status);
 
 static void
-psr_source_status(struct drm_i915_private *dev_priv, struct seq_file *m)
+psr_source_status(struct intel_dp *intel_dp, struct seq_file *m)
 {
-	u32 val, status_val;
+	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
 	const char *status = "unknown";
+	u32 val, status_val;
 
-	if (dev_priv->psr.psr2_enabled) {
+	if (intel_dp->psr.psr2_enabled) {
 		static const char * const live_status[] = {
 			"IDLE",
 			"CAPTURE",
@@ -300,7 +300,7 @@ psr_source_status(struct drm_i915_private *dev_priv, struct seq_file *m)
 			"TG_ON"
 		};
 		val = intel_de_read(dev_priv,
-				    EDP_PSR2_STATUS(dev_priv->psr.transcoder));
+				    EDP_PSR2_STATUS(intel_dp->psr.transcoder));
 		status_val = (val & EDP_PSR2_STATUS_STATE_MASK) >>
 			      EDP_PSR2_STATUS_STATE_SHIFT;
 		if (status_val < ARRAY_SIZE(live_status))
@@ -317,7 +317,7 @@ psr_source_status(struct drm_i915_private *dev_priv, struct seq_file *m)
 			"SRDENT_ON",
 		};
 		val = intel_de_read(dev_priv,
-				    EDP_PSR_STATUS(dev_priv->psr.transcoder));
+				    EDP_PSR_STATUS(intel_dp->psr.transcoder));
 		status_val = (val & EDP_PSR_STATUS_STATE_MASK) >>
 			      EDP_PSR_STATUS_STATE_SHIFT;
 		if (status_val < ARRAY_SIZE(live_status))
@@ -327,21 +327,18 @@ psr_source_status(struct drm_i915_private *dev_priv, struct seq_file *m)
 	seq_printf(m, "Source PSR status: %s [0x%08x]\n", status, val);
 }
 
-static int i915_edp_psr_status(struct seq_file *m, void *data)
+static int intel_psr_status(struct seq_file *m, struct intel_dp *intel_dp)
 {
-	struct drm_i915_private *dev_priv = node_to_i915(m->private);
-	struct i915_psr *psr = &dev_priv->psr;
+	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
+	struct intel_psr *psr = &intel_dp->psr;
 	intel_wakeref_t wakeref;
 	const char *status;
 	bool enabled;
 	u32 val;
 
-	if (!HAS_PSR(dev_priv))
-		return -ENODEV;
-
 	seq_printf(m, "Sink support: %s", yesno(psr->sink_support));
-	if (psr->dp)
-		seq_printf(m, " [0x%02x]", psr->dp->psr_dpcd[0]);
+	if (psr->sink_support)
+		seq_printf(m, " [0x%02x]", intel_dp->psr_dpcd[0]);
 	seq_puts(m, "\n");
 
 	if (!psr->sink_support)
@@ -365,16 +362,16 @@ static int i915_edp_psr_status(struct seq_file *m, void *data)
 
 	if (psr->psr2_enabled) {
 		val = intel_de_read(dev_priv,
-				    EDP_PSR2_CTL(dev_priv->psr.transcoder));
+				    EDP_PSR2_CTL(intel_dp->psr.transcoder));
 		enabled = val & EDP_PSR2_ENABLE;
 	} else {
 		val = intel_de_read(dev_priv,
-				    EDP_PSR_CTL(dev_priv->psr.transcoder));
+				    EDP_PSR_CTL(intel_dp->psr.transcoder));
 		enabled = val & EDP_PSR_ENABLE;
 	}
 	seq_printf(m, "Source PSR ctl: %s [0x%08x]\n",
 		   enableddisabled(enabled), val);
-	psr_source_status(dev_priv, m);
+	psr_source_status(intel_dp, m);
 	seq_printf(m, "Busy frontbuffer bits: 0x%08x\n",
 		   psr->busy_frontbuffer_bits);
 
@@ -383,7 +380,7 @@ static int i915_edp_psr_status(struct seq_file *m, void *data)
 	 */
 	if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) {
 		val = intel_de_read(dev_priv,
-				    EDP_PSR_PERF_CNT(dev_priv->psr.transcoder));
+				    EDP_PSR_PERF_CNT(intel_dp->psr.transcoder));
 		val &= EDP_PSR_PERF_CNT_MASK;
 		seq_printf(m, "Performance counter: %u\n", val);
 	}
@@ -404,7 +401,7 @@ static int i915_edp_psr_status(struct seq_file *m, void *data)
 		 */
 		for (frame = 0; frame < PSR2_SU_STATUS_FRAMES; frame += 3) {
 			val = intel_de_read(dev_priv,
-					    PSR2_SU_STATUS(dev_priv->psr.transcoder, frame));
+					    PSR2_SU_STATUS(intel_dp->psr.transcoder, frame));
 			su_frames_val[frame / 3] = val;
 		}
 
@@ -430,23 +427,50 @@ unlock:
 	return 0;
 }
 
+static int i915_edp_psr_status(struct seq_file *m, void *data)
+{
+	struct drm_i915_private *dev_priv = node_to_i915(m->private);
+	struct intel_dp *intel_dp = NULL;
+	struct intel_encoder *encoder;
+
+	if (!HAS_PSR(dev_priv))
+		return -ENODEV;
+
+	/* Find the first EDP which supports PSR */
+	for_each_intel_encoder_with_psr(&dev_priv->drm, encoder) {
+		intel_dp = enc_to_intel_dp(encoder);
+		break;
+	}
+
+	if (!intel_dp)
+		return -ENODEV;
+
+	return intel_psr_status(m, intel_dp);
+}
+
 static int
 i915_edp_psr_debug_set(void *data, u64 val)
 {
 	struct drm_i915_private *dev_priv = data;
+	struct intel_encoder *encoder;
 	intel_wakeref_t wakeref;
-	int ret;
+	int ret = -ENODEV;
 
-	if (!CAN_PSR(dev_priv))
-		return -ENODEV;
+	if (!HAS_PSR(dev_priv))
+		return ret;
 
-	drm_dbg_kms(&dev_priv->drm, "Setting PSR debug to %llx\n", val);
+	for_each_intel_encoder_with_psr(&dev_priv->drm, encoder) {
+		struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
 
-	wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm);
+		drm_dbg_kms(&dev_priv->drm, "Setting PSR debug to %llx\n", val);
 
-	ret = intel_psr_debug_set(dev_priv, val);
+		wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm);
 
-	intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref);
+		// TODO: split to each transcoder's PSR debug state
+		ret = intel_psr_debug_set(intel_dp, val);
+
+		intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref);
+	}
 
 	return ret;
 }
@@ -455,12 +479,20 @@ static int
 i915_edp_psr_debug_get(void *data, u64 *val)
 {
 	struct drm_i915_private *dev_priv = data;
+	struct intel_encoder *encoder;
 
-	if (!CAN_PSR(dev_priv))
+	if (!HAS_PSR(dev_priv))
 		return -ENODEV;
 
-	*val = READ_ONCE(dev_priv->psr.debug);
-	return 0;
+	for_each_intel_encoder_with_psr(&dev_priv->drm, encoder) {
+		struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
+
+		// TODO: split to each transcoder's PSR debug state
+		*val = READ_ONCE(intel_dp->psr.debug);
+		return 0;
+	}
+
+	return -ENODEV;
 }
 
 DEFINE_SIMPLE_ATTRIBUTE(i915_edp_psr_debug_fops,
@@ -518,7 +550,7 @@ static int i915_dmc_info(struct seq_file *m, void *unused)
 	seq_printf(m, "version: %d.%d\n", CSR_VERSION_MAJOR(csr->version),
 		   CSR_VERSION_MINOR(csr->version));
 
-	if (INTEL_GEN(dev_priv) >= 12) {
+	if (DISPLAY_VER(dev_priv) >= 12) {
 		if (IS_DGFX(dev_priv)) {
 			dc5_reg = DG1_DMC_DEBUG_DC5_COUNT;
 		} else {
@@ -1062,8 +1094,8 @@ static int i915_shared_dplls_info(struct seq_file *m, void *unused)
 
 		seq_printf(m, "DPLL%i: %s, id: %i\n", i, pll->info->name,
 			   pll->info->id);
-		seq_printf(m, " crtc_mask: 0x%08x, active: 0x%x, on: %s\n",
-			   pll->state.crtc_mask, pll->active_mask, yesno(pll->on));
+		seq_printf(m, " pipe_mask: 0x%x, active: 0x%x, on: %s\n",
+			   pll->state.pipe_mask, pll->active_mask, yesno(pll->on));
 		seq_printf(m, " tracked hardware state:\n");
 		seq_printf(m, " dpll:    0x%08x\n", pll->state.hw_state.dpll);
 		seq_printf(m, " dpll_md: 0x%08x\n",
@@ -1158,7 +1190,7 @@ static int i915_ddb_info(struct seq_file *m, void *unused)
 	struct skl_ddb_entry *entry;
 	struct intel_crtc *crtc;
 
-	if (INTEL_GEN(dev_priv) < 9)
+	if (DISPLAY_VER(dev_priv) < 9)
 		return -ENODEV;
 
 	drm_modeset_lock_all(dev);
@@ -1229,9 +1261,6 @@ static void drrs_status_per_crtc(struct seq_file *m,
 		/* disable_drrs() will make drrs->dp NULL */
 		if (!drrs->dp) {
 			seq_puts(m, "Idleness DRRS: Disabled\n");
-			if (dev_priv->psr.enabled)
-				seq_puts(m,
-				"\tAs PSR is enabled, DRRS is not enabled\n");
 			mutex_unlock(&drrs->mutex);
 			return;
 		}
@@ -1310,7 +1339,7 @@ static int i915_lpsp_status(struct seq_file *m, void *unused)
 {
 	struct drm_i915_private *i915 = node_to_i915(m->private);
 
-	switch (INTEL_GEN(i915)) {
+	switch (DISPLAY_VER(i915)) {
 	case 12:
 	case 11:
 		LPSP_STATUS(!intel_lpsp_power_well_enabled(i915, ICL_DISP_PW_3));
@@ -1587,7 +1616,7 @@ static void wm_latency_show(struct seq_file *m, const u16 wm[8])
 		 * - WM1+ latency values in 0.5us units
 		 * - latencies are in us on gen9/vlv/chv
 		 */
-		if (INTEL_GEN(dev_priv) >= 9 ||
+		if (DISPLAY_VER(dev_priv) >= 9 ||
 		    IS_VALLEYVIEW(dev_priv) ||
 		    IS_CHERRYVIEW(dev_priv) ||
 		    IS_G4X(dev_priv))
@@ -1607,7 +1636,7 @@ static int pri_wm_latency_show(struct seq_file *m, void *data)
 	struct drm_i915_private *dev_priv = m->private;
 	const u16 *latencies;
 
-	if (INTEL_GEN(dev_priv) >= 9)
+	if (DISPLAY_VER(dev_priv) >= 9)
 		latencies = dev_priv->wm.skl_latency;
 	else
 		latencies = dev_priv->wm.pri_latency;
@@ -1622,7 +1651,7 @@ static int spr_wm_latency_show(struct seq_file *m, void *data)
 	struct drm_i915_private *dev_priv = m->private;
 	const u16 *latencies;
 
-	if (INTEL_GEN(dev_priv) >= 9)
+	if (DISPLAY_VER(dev_priv) >= 9)
 		latencies = dev_priv->wm.skl_latency;
 	else
 		latencies = dev_priv->wm.spr_latency;
@@ -1637,7 +1666,7 @@ static int cur_wm_latency_show(struct seq_file *m, void *data)
 	struct drm_i915_private *dev_priv = m->private;
 	const u16 *latencies;
 
-	if (INTEL_GEN(dev_priv) >= 9)
+	if (DISPLAY_VER(dev_priv) >= 9)
 		latencies = dev_priv->wm.skl_latency;
 	else
 		latencies = dev_priv->wm.cur_latency;
@@ -1651,7 +1680,7 @@ static int pri_wm_latency_open(struct inode *inode, struct file *file)
 {
 	struct drm_i915_private *dev_priv = inode->i_private;
 
-	if (INTEL_GEN(dev_priv) < 5 && !IS_G4X(dev_priv))
+	if (DISPLAY_VER(dev_priv) < 5 && !IS_G4X(dev_priv))
 		return -ENODEV;
 
 	return single_open(file, pri_wm_latency_show, dev_priv);
@@ -1730,7 +1759,7 @@ static ssize_t pri_wm_latency_write(struct file *file, const char __user *ubuf,
 	struct drm_i915_private *dev_priv = m->private;
 	u16 *latencies;
 
-	if (INTEL_GEN(dev_priv) >= 9)
+	if (DISPLAY_VER(dev_priv) >= 9)
 		latencies = dev_priv->wm.skl_latency;
 	else
 		latencies = dev_priv->wm.pri_latency;
@@ -1745,7 +1774,7 @@ static ssize_t spr_wm_latency_write(struct file *file, const char __user *ubuf,
 	struct drm_i915_private *dev_priv = m->private;
 	u16 *latencies;
 
-	if (INTEL_GEN(dev_priv) >= 9)
+	if (DISPLAY_VER(dev_priv) >= 9)
 		latencies = dev_priv->wm.skl_latency;
 	else
 		latencies = dev_priv->wm.spr_latency;
@@ -1760,7 +1789,7 @@ static ssize_t cur_wm_latency_write(struct file *file, const char __user *ubuf,
 	struct drm_i915_private *dev_priv = m->private;
 	u16 *latencies;
 
-	if (INTEL_GEN(dev_priv) >= 9)
+	if (DISPLAY_VER(dev_priv) >= 9)
 		latencies = dev_priv->wm.skl_latency;
 	else
 		latencies = dev_priv->wm.cur_latency;
@@ -1957,7 +1986,7 @@ static int i915_drrs_ctl_set(void *data, u64 val)
 	struct drm_device *dev = &dev_priv->drm;
 	struct intel_crtc *crtc;
 
-	if (INTEL_GEN(dev_priv) < 7)
+	if (DISPLAY_VER(dev_priv) < 7)
 		return -ENODEV;
 
 	for_each_intel_crtc(dev, crtc) {
@@ -2165,19 +2194,40 @@ DEFINE_SHOW_ATTRIBUTE(i915_panel);
 static int i915_hdcp_sink_capability_show(struct seq_file *m, void *data)
 {
 	struct drm_connector *connector = m->private;
+	struct drm_i915_private *i915 = to_i915(connector->dev);
 	struct intel_connector *intel_connector = to_intel_connector(connector);
+	int ret;
 
-	if (connector->status != connector_status_connected)
-		return -ENODEV;
+	ret = drm_modeset_lock_single_interruptible(&i915->drm.mode_config.connection_mutex);
+	if (ret)
+		return ret;
+
+	if (!connector->encoder || connector->status != connector_status_connected) {
+		ret = -ENODEV;
+		goto out;
+	}
 
 	seq_printf(m, "%s:%d HDCP version: ", connector->name,
 		   connector->base.id);
 	intel_hdcp_info(m, intel_connector);
 
-	return 0;
+out:
+	drm_modeset_unlock(&i915->drm.mode_config.connection_mutex);
+
+	return ret;
 }
 DEFINE_SHOW_ATTRIBUTE(i915_hdcp_sink_capability);
 
+static int i915_psr_status_show(struct seq_file *m, void *data)
+{
+	struct drm_connector *connector = m->private;
+	struct intel_dp *intel_dp =
+		intel_attached_dp(to_intel_connector(connector));
+
+	return intel_psr_status(m, intel_dp);
+}
+DEFINE_SHOW_ATTRIBUTE(i915_psr_status);
+
 #define LPSP_CAPABLE(COND) (COND ? seq_puts(m, "LPSP: capable\n") : \
 				seq_puts(m, "LPSP: incapable\n"))
 
@@ -2194,7 +2244,7 @@ static int i915_lpsp_capability_show(struct seq_file *m, void *data)
 	if (connector->status != connector_status_connected)
 		return -ENODEV;
 
-	switch (INTEL_GEN(i915)) {
+	switch (DISPLAY_VER(i915)) {
 	case 12:
 		/*
 		 * Actually TGL can drive LPSP on port till DDI_C
@@ -2353,6 +2403,12 @@ int intel_connector_debugfs_add(struct drm_connector *connector)
 				    connector, &i915_psr_sink_status_fops);
 	}
 
+	if (HAS_PSR(dev_priv) &&
+	    connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
+		debugfs_create_file("i915_psr_status", 0444, root,
+				    connector, &i915_psr_status_fops);
+	}
+
 	if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort ||
 	    connector->connector_type == DRM_MODE_CONNECTOR_HDMIA ||
 	    connector->connector_type == DRM_MODE_CONNECTOR_HDMIB) {
@@ -2360,15 +2416,12 @@ int intel_connector_debugfs_add(struct drm_connector *connector)
 				    connector, &i915_hdcp_sink_capability_fops);
 	}
 
-	if (INTEL_GEN(dev_priv) >= 10 &&
-	    ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort &&
-	      !to_intel_connector(connector)->mst_port) ||
-	     connector->connector_type == DRM_MODE_CONNECTOR_eDP))
+	if ((DISPLAY_VER(dev_priv) >= 11 || IS_CANNONLAKE(dev_priv)) && ((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);
 
 	/* Legacy panels doesn't lpsp on any platform */
-	if ((INTEL_GEN(dev_priv) >= 9 || IS_HASWELL(dev_priv) ||
+	if ((DISPLAY_VER(dev_priv) >= 9 || IS_HASWELL(dev_priv) ||
 	     IS_BROADWELL(dev_priv)) &&
 	     (connector->connector_type == DRM_MODE_CONNECTOR_DSI ||
 	     connector->connector_type == DRM_MODE_CONNECTOR_eDP ||