From: Sean Paul <seanpaul@xxxxxxxxxxxx>
This patch wraps dpu_core_perf_crtc_release_bw() with modeset locks
since it digs into the state objects.
Signed-off-by: Sean Paul <seanpaul@xxxxxxxxxxxx>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index ed84cf44a222..6e636f373950 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -338,7 +338,9 @@ static void dpu_crtc_frame_event_work(struct kthread_work *work)
/* release bandwidth and other resources */
trace_dpu_crtc_frame_event_done(DRMID(crtc),
fevent->event);
+ drm_modeset_lock_all(crtc->dev);
dpu_core_perf_crtc_release_bw(crtc);
+ drm_modeset_unlock_all(crtc->dev);
} else {
trace_dpu_crtc_frame_event_more_pending(DRMID(crtc),
fevent->event);
--
Sean Paul, Software Engineer, Google / Chromium OS
