With PSR enabled being pre computed on pipe_config we can now
prevent DRRS to be enabled along with PSR.
v2: Rebase after changing previous patch
v3: Fix commit subject. No change in the already reviewed patch.
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Reviewed-by: Ramalingam C <ramalingam.c@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_dp.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index e1c3e9a..6ab127c 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -5248,11 +5248,6 @@ static void intel_dp_set_drrs_state(struct drm_device *dev, int refresh_rate)
return;
}
- /*
- * FIXME: This needs proper synchronization with psr state for some
- * platforms that cannot have PSR and DRRS enabled at the same time.
- */
-
dig_port = dp_to_dig_port(intel_dp);
encoder = &dig_port->base;
intel_crtc = to_intel_crtc(encoder->base.crtc);
@@ -5339,6 +5334,11 @@ void intel_edp_drrs_enable(struct intel_dp *intel_dp)
return;
}
+ if (intel_crtc->config->psr_ready) {
+ DRM_DEBUG_KMS("DRRS: PSR will be enabled on this crtc\n");
+ return;
+ }
+
mutex_lock(&dev_priv->drrs.mutex);
if (WARN_ON(dev_priv->drrs.dp)) {
DRM_ERROR("DRRS already enabled\n");
--
2.4.3
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