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path: root/drivers/gpu/drm/i915/display/intel_psr.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_psr.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_psr.c72
1 files changed, 49 insertions, 23 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 06db407e2749..7d61c55184e5 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -86,10 +86,13 @@
static bool psr_global_enabled(struct intel_dp *intel_dp)
{
+ struct intel_connector *connector = intel_dp->attached_connector;
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
switch (intel_dp->psr.debug & I915_PSR_DEBUG_MODE_MASK) {
case I915_PSR_DEBUG_DEFAULT:
+ if (i915->params.enable_psr == -1)
+ return connector->panel.vbt.psr.enable;
return i915->params.enable_psr;
case I915_PSR_DEBUG_DISABLE:
return false;
@@ -399,6 +402,7 @@ static void intel_psr_enable_sink(struct intel_dp *intel_dp)
static u32 intel_psr1_get_tp_time(struct intel_dp *intel_dp)
{
+ struct intel_connector *connector = intel_dp->attached_connector;
struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
u32 val = 0;
@@ -411,20 +415,20 @@ static u32 intel_psr1_get_tp_time(struct intel_dp *intel_dp)
goto check_tp3_sel;
}
- if (dev_priv->vbt.psr.tp1_wakeup_time_us == 0)
+ if (connector->panel.vbt.psr.tp1_wakeup_time_us == 0)
val |= EDP_PSR_TP1_TIME_0us;
- else if (dev_priv->vbt.psr.tp1_wakeup_time_us <= 100)
+ else if (connector->panel.vbt.psr.tp1_wakeup_time_us <= 100)
val |= EDP_PSR_TP1_TIME_100us;
- else if (dev_priv->vbt.psr.tp1_wakeup_time_us <= 500)
+ else if (connector->panel.vbt.psr.tp1_wakeup_time_us <= 500)
val |= EDP_PSR_TP1_TIME_500us;
else
val |= EDP_PSR_TP1_TIME_2500us;
- if (dev_priv->vbt.psr.tp2_tp3_wakeup_time_us == 0)
+ if (connector->panel.vbt.psr.tp2_tp3_wakeup_time_us == 0)
val |= EDP_PSR_TP2_TP3_TIME_0us;
- else if (dev_priv->vbt.psr.tp2_tp3_wakeup_time_us <= 100)
+ else if (connector->panel.vbt.psr.tp2_tp3_wakeup_time_us <= 100)
val |= EDP_PSR_TP2_TP3_TIME_100us;
- else if (dev_priv->vbt.psr.tp2_tp3_wakeup_time_us <= 500)
+ else if (connector->panel.vbt.psr.tp2_tp3_wakeup_time_us <= 500)
val |= EDP_PSR_TP2_TP3_TIME_500us;
else
val |= EDP_PSR_TP2_TP3_TIME_2500us;
@@ -441,13 +445,14 @@ check_tp3_sel:
static u8 psr_compute_idle_frames(struct intel_dp *intel_dp)
{
+ struct intel_connector *connector = intel_dp->attached_connector;
struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
int idle_frames;
/* Let's use 6 as the minimum to cover all known cases including the
* off-by-one issue that HW has in some cases.
*/
- idle_frames = max(6, dev_priv->vbt.psr.idle_frames);
+ idle_frames = max(6, connector->panel.vbt.psr.idle_frames);
idle_frames = max(idle_frames, intel_dp->psr.sink_sync_latency + 1);
if (drm_WARN_ON(&dev_priv->drm, idle_frames > 0xf))
@@ -483,18 +488,19 @@ static void hsw_activate_psr1(struct intel_dp *intel_dp)
static u32 intel_psr2_get_tp_time(struct intel_dp *intel_dp)
{
+ struct intel_connector *connector = intel_dp->attached_connector;
struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
u32 val = 0;
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)
+ if (connector->panel.vbt.psr.psr2_tp2_tp3_wakeup_time_us >= 0 &&
+ connector->panel.vbt.psr.psr2_tp2_tp3_wakeup_time_us <= 50)
val |= EDP_PSR2_TP2_TIME_50us;
- else if (dev_priv->vbt.psr.psr2_tp2_tp3_wakeup_time_us <= 100)
+ else if (connector->panel.vbt.psr.psr2_tp2_tp3_wakeup_time_us <= 100)
val |= EDP_PSR2_TP2_TIME_100us;
- else if (dev_priv->vbt.psr.psr2_tp2_tp3_wakeup_time_us <= 500)
+ else if (connector->panel.vbt.psr.psr2_tp2_tp3_wakeup_time_us <= 500)
val |= EDP_PSR2_TP2_TIME_500us;
else
val |= EDP_PSR2_TP2_TIME_2500us;
@@ -1618,8 +1624,12 @@ exit:
}
static void clip_area_update(struct drm_rect *overlap_damage_area,
- struct drm_rect *damage_area)
+ struct drm_rect *damage_area,
+ struct drm_rect *pipe_src)
{
+ if (!drm_rect_intersect(damage_area, pipe_src))
+ return;
+
if (overlap_damage_area->y1 == -1) {
overlap_damage_area->y1 = damage_area->y1;
overlap_damage_area->y2 = damage_area->y2;
@@ -1685,6 +1695,7 @@ static bool psr2_sel_fetch_pipe_state_supported(const struct intel_crtc_state *c
int intel_psr2_sel_fetch_update(struct intel_atomic_state *state,
struct intel_crtc *crtc)
{
+ 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 drm_rect pipe_clip = { .x1 = 0, .y1 = -1, .x2 = INT_MAX, .y2 = -1 };
struct intel_plane_state *new_plane_state, *old_plane_state;
@@ -1708,7 +1719,8 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state,
*/
for_each_oldnew_intel_plane_in_state(state, plane, old_plane_state,
new_plane_state, i) {
- struct drm_rect src, damaged_area = { .y1 = -1 };
+ struct drm_rect src, damaged_area = { .x1 = 0, .y1 = -1,
+ .x2 = INT_MAX };
struct drm_atomic_helper_damage_iter iter;
struct drm_rect clip;
@@ -1735,20 +1747,23 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state,
if (old_plane_state->uapi.visible) {
damaged_area.y1 = old_plane_state->uapi.dst.y1;
damaged_area.y2 = old_plane_state->uapi.dst.y2;
- clip_area_update(&pipe_clip, &damaged_area);
+ clip_area_update(&pipe_clip, &damaged_area,
+ &crtc_state->pipe_src);
}
if (new_plane_state->uapi.visible) {
damaged_area.y1 = new_plane_state->uapi.dst.y1;
damaged_area.y2 = new_plane_state->uapi.dst.y2;
- clip_area_update(&pipe_clip, &damaged_area);
+ clip_area_update(&pipe_clip, &damaged_area,
+ &crtc_state->pipe_src);
}
continue;
} else if (new_plane_state->uapi.alpha != old_plane_state->uapi.alpha) {
/* If alpha changed mark the whole plane area as damaged */
damaged_area.y1 = new_plane_state->uapi.dst.y1;
damaged_area.y2 = new_plane_state->uapi.dst.y2;
- clip_area_update(&pipe_clip, &damaged_area);
+ clip_area_update(&pipe_clip, &damaged_area,
+ &crtc_state->pipe_src);
continue;
}
@@ -1759,7 +1774,8 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state,
&new_plane_state->uapi);
drm_atomic_for_each_plane_damage(&iter, &clip) {
if (drm_rect_intersect(&clip, &src))
- clip_area_update(&damaged_area, &clip);
+ clip_area_update(&damaged_area, &clip,
+ &crtc_state->pipe_src);
}
if (damaged_area.y1 == -1)
@@ -1767,7 +1783,20 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state,
damaged_area.y1 += new_plane_state->uapi.dst.y1 - src.y1;
damaged_area.y2 += new_plane_state->uapi.dst.y1 - src.y1;
- clip_area_update(&pipe_clip, &damaged_area);
+ clip_area_update(&pipe_clip, &damaged_area, &crtc_state->pipe_src);
+ }
+
+ /*
+ * TODO: For now we are just using full update in case
+ * selective fetch area calculation fails. To optimize this we
+ * should identify cases where this happens and fix the area
+ * calculation for those.
+ */
+ if (pipe_clip.y1 == -1) {
+ drm_info_once(&dev_priv->drm,
+ "Selective fetch area calculation failed in pipe %c\n",
+ pipe_name(crtc->pipe));
+ full_update = true;
}
if (full_update)
@@ -2344,6 +2373,7 @@ unlock:
*/
void intel_psr_init(struct intel_dp *intel_dp)
{
+ struct intel_connector *connector = intel_dp->attached_connector;
struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
@@ -2367,14 +2397,10 @@ void intel_psr_init(struct intel_dp *intel_dp)
intel_dp->psr.source_support = true;
- if (dev_priv->params.enable_psr == -1)
- if (!dev_priv->vbt.psr.enable)
- dev_priv->params.enable_psr = 0;
-
/* Set link_standby x link_off defaults */
if (DISPLAY_VER(dev_priv) < 12)
/* For new platforms up to TGL let's respect VBT back again */
- intel_dp->psr.link_standby = dev_priv->vbt.psr.full_link;
+ intel_dp->psr.link_standby = connector->panel.vbt.psr.full_link;
INIT_WORK(&intel_dp->psr.work, intel_psr_work);
INIT_DELAYED_WORK(&intel_dp->psr.dc3co_work, tgl_dc3co_disable_work);
generated by cgit v1.2.3-70-g09d2 (git 2.51.0) at 2025-09-26 16:41:59 +0000