[Intel-gfx] [PATCH v5 1/6] drm/i915/psr: Unify pre/post hooks

Jouni Högander jouni.hogander at intel.com
Wed Mar 22 10:34:07 UTC 2023


pre/post hooks are doing things differently. Unify them.

Signed-off-by: Jouni Högander <jouni.hogander at intel.com>
---
 drivers/gpu/drm/i915/display/intel_psr.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 31084d95711d..8dbf452d63c2 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -1954,23 +1954,22 @@ static void _intel_psr_post_plane_update(const struct intel_atomic_state *state,
 					     crtc_state->uapi.encoder_mask) {
 		struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
 		struct intel_psr *psr = &intel_dp->psr;
+		bool keep_disabled = false;
 
 		mutex_lock(&psr->lock);
 
-		if (psr->sink_not_reliable)
-			goto exit;
-
 		drm_WARN_ON(&dev_priv->drm, psr->enabled && !crtc_state->active_planes);
 
-		/* Only enable if there is active planes */
-		if (!psr->enabled && crtc_state->active_planes)
+		keep_disabled |= psr->sink_not_reliable;
+		keep_disabled |= !crtc_state->active_planes;
+
+		if (!psr->enabled && !keep_disabled)
 			intel_psr_enable_locked(intel_dp, crtc_state);
 
 		/* Force a PSR exit when enabling CRC to avoid CRC timeouts */
 		if (crtc_state->crc_enabled && psr->enabled)
 			psr_force_hw_tracking_exit(intel_dp);
 
-exit:
 		mutex_unlock(&psr->lock);
 	}
 }
-- 
2.34.1



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