On 31/03/2023 16:58, Vinod Polimera wrote:
In certain CPU stress conditions, there can be a delay in scheduling commit
work and it was observed that PSR commit from a different work queue was
scheduled. Avoid these commits as display is already in PSR mode.
Signed-off-by: Vinod Polimera <quic_vpolimer@xxxxxxxxxxx>
---
drivers/gpu/drm/msm/msm_atomic.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/msm/msm_atomic.c b/drivers/gpu/drm/msm/msm_atomic.c
index 645fe53..f8141bb 100644
--- a/drivers/gpu/drm/msm/msm_atomic.c
+++ b/drivers/gpu/drm/msm/msm_atomic.c
@@ -192,6 +192,9 @@ int msm_atomic_check(struct drm_device *dev, struct drm_atomic_state *state)
The corresponding patch is not yet applied. I wonder how this was tested.
new_crtc_state->mode_changed = true;
state->allow_modeset = true;
}
+
+ if (old_crtc_state->self_refresh_active && new_crtc_state->self_refresh_active)
+ return -EINVAL;
}
return drm_atomic_helper_check(dev, state);
--
With best wishes
Dmitry