From 5e16372b5940b1fecc3cc887fc02a50ba148d373 Mon Sep 17 00:00:00 2001
From: Rob Clark <robdclark@chromium.org>
Date: Wed, 1 Jul 2020 13:36:00 -0700
Subject: [PATCH] drm/msm: ratelimit crtc event overflow error
Git-commit: 5e16372b5940b1fecc3cc887fc02a50ba148d373
Patch-mainline: v5.9-rc1
References: bsc#1111666
This can happen a lot when things go pear shaped. Lets not flood dmesg
when this happens.
Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Abhinav Kumar <abhinavk@codeaurora.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index e15b42a780e0..969d95aa873c 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -389,7 +389,7 @@ static void dpu_crtc_frame_event_cb(void *data, u32 event)
spin_unlock_irqrestore(&dpu_crtc->spin_lock, flags);
if (!fevent) {
- DRM_ERROR("crtc%d event %d overflow\n", crtc->base.id, event);
+ DRM_ERROR_RATELIMITED("crtc%d event %d overflow\n", crtc->base.id, event);
return;
}
--
2.16.4