From: Ville Syrjälä <ville.syrj...@linux.intel.com>
The drrs code dereferences mode->vrefresh via some really long chain
of structures/pointers. Couldn't get coccinelle to see through all
that so let's add some local variables to help it.
Reviewed-by: Emil Velikov <emil.veli...@collabora.com>
Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
drivers/gpu/drm/i915/display/intel_dp.c | 18 ++++++++++++------
1 file changed, 12 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c
b/drivers/gpu/drm/i915/display/intel_dp.c
index db6ae8e9af6e..ffc2816787db 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -7721,6 +7721,7 @@ static void intel_edp_drrs_downclock_work(struct
work_struct *work)
void intel_edp_drrs_invalidate(struct drm_i915_private *dev_priv,
unsigned int frontbuffer_bits)
{
+ struct intel_dp *intel_dp;
struct drm_crtc *crtc;
enum pipe pipe;
@@ -7730,12 +7731,14 @@ void intel_edp_drrs_invalidate(struct drm_i915_private
*dev_priv,
cancel_delayed_work(&dev_priv->drrs.work);
mutex_lock(&dev_priv->drrs.mutex);
- if (!dev_priv->drrs.dp) {
+
+ intel_dp = dev_priv->drrs.dp;
+ if (!intel_dp) {
mutex_unlock(&dev_priv->drrs.mutex);
return;
}
- crtc = dp_to_dig_port(dev_priv->drrs.dp)->base.base.crtc;
+ crtc = dp_to_dig_port(intel_dp)->base.base.crtc;
pipe = to_intel_crtc(crtc)->pipe;
frontbuffer_bits &= INTEL_FRONTBUFFER_ALL_MASK(pipe);
@@ -7744,7 +7747,7 @@ void intel_edp_drrs_invalidate(struct drm_i915_private
*dev_priv,
/* invalidate means busy screen hence upclock */
if (frontbuffer_bits && dev_priv->drrs.refresh_rate_type == DRRS_LOW_RR)
intel_dp_set_drrs_state(dev_priv, to_intel_crtc(crtc)->config,
-
dev_priv->drrs.dp->attached_connector->panel.fixed_mode->vrefresh);
+
intel_dp->attached_connector->panel.fixed_mode->vrefresh);
mutex_unlock(&dev_priv->drrs.mutex);
}
@@ -7764,6 +7767,7 @@ void intel_edp_drrs_invalidate(struct drm_i915_private
*dev_priv,
void intel_edp_drrs_flush(struct drm_i915_private *dev_priv,
unsigned int frontbuffer_bits)
{
+ struct intel_dp *intel_dp;
struct drm_crtc *crtc;
enum pipe pipe;
@@ -7773,12 +7777,14 @@ void intel_edp_drrs_flush(struct drm_i915_private
*dev_priv,
cancel_delayed_work(&dev_priv->drrs.work);
mutex_lock(&dev_priv->drrs.mutex);
- if (!dev_priv->drrs.dp) {
+
+ intel_dp = dev_priv->drrs.dp;
+ if (!intel_dp) {
mutex_unlock(&dev_priv->drrs.mutex);
return;
}
- crtc = dp_to_dig_port(dev_priv->drrs.dp)->base.base.crtc;
+ crtc = dp_to_dig_port(intel_dp)->base.base.crtc;
pipe = to_intel_crtc(crtc)->pipe;
frontbuffer_bits &= INTEL_FRONTBUFFER_ALL_MASK(pipe);
@@ -7787,7 +7793,7 @@ void intel_edp_drrs_flush(struct drm_i915_private
*dev_priv,
/* flush means busy screen hence upclock */
if (frontbuffer_bits && dev_priv->drrs.refresh_rate_type == DRRS_LOW_RR)
intel_dp_set_drrs_state(dev_priv, to_intel_crtc(crtc)->config,
-
dev_priv->drrs.dp->attached_connector->panel.fixed_mode->vrefresh);
+
intel_dp->attached_connector->panel.fixed_mode->vrefresh);
/*
* flush also means no more activity hence schedule downclock, if all
--
2.24.1
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