On 5/16/2014 5:43 AM, Rodrigo Vivi wrote:
Being more conservative by enabling PSR only on psr_enable function.
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_dp.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 58537b7..fe28eb7 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1797,9 +1797,6 @@ static void intel_edp_psr_do_enable(struct intel_dp *intel_dp)
intel_edp_is_psr_enabled(dev))
return;
- /* Setup PSR once */
- intel_edp_psr_setup(intel_dp);
-
/* Enable PSR on the panel */
intel_edp_psr_enable_sink(intel_dp);
@@ -1816,6 +1813,9 @@ void intel_edp_psr_enable(struct intel_dp *intel_dp)
return;
}
+ /* Setup PSR once */
+ intel_edp_psr_setup(intel_dp);
+
if (intel_edp_psr_match_conditions(intel_dp) &&
!intel_edp_is_psr_enabled(dev))
intel_edp_psr_do_enable(intel_dp);
@@ -1840,12 +1840,16 @@ void intel_edp_psr_disable(struct intel_dp *intel_dp)
void intel_edp_psr_update(struct drm_device *dev)
{
+ struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_encoder *encoder;
struct intel_dp *intel_dp = NULL;
if (!HAS_PSR(dev))
return;
+ if (!dev_priv->psr.setup_done)
+ return;
+
list_for_each_entry(encoder, &dev->mode_config.encoder_list, base.head)
if (encoder->type == INTEL_OUTPUT_EDP) {
intel_dp = enc_to_intel_dp(&encoder->base);
Reviewed-by: Vijay Purushothaman <vijay.a.purushothaman@xxxxxxxxx>
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