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drm/msm/dpu: Ratelimit framedone timeout msgs

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When we start getting these, we get a *lot*.  So ratelimit it to not
flood dmesg.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Reviewed-by: Marijn Suijten <marijn.suijten@somainline.org>
Patchwork: https://patchwork.freedesktop.org/patch/571584/
Link: https://lore.kernel.org/r/20231211182000.218088-1-robdclark@gmail.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
This commit is contained in:
Rob Clark 2023-12-11 10:19:55 -08:00 committed by Dmitry Baryshkov
parent eaa647cdbf
commit 2b72e50c62
2 changed files with 5 additions and 1 deletions
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5
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
View File

@ -39,6 +39,9 @@
#define DPU_ERROR_ENC(e, fmt, ...) DPU_ERROR("enc%d " fmt,\
(e) ? (e)->base.base.id : -1, ##__VA_ARGS__)
#define DPU_ERROR_ENC_RATELIMITED(e, fmt, ...) DPU_ERROR_RATELIMITED("enc%d " fmt,\
(e) ? (e)->base.base.id : -1, ##__VA_ARGS__)
/*
* Two to anticipate panels that can do cmd/vid dynamic switching
* plan is to create all possible physical encoder types, and switch between
@ -2279,7 +2282,7 @@ static void dpu_encoder_frame_done_timeout(struct timer_list *t)
return;
}
DPU_ERROR_ENC(dpu_enc, "frame done timeout\n");
DPU_ERROR_ENC_RATELIMITED(dpu_enc, "frame done timeout\n");
if (atomic_inc_return(&dpu_enc->frame_done_timeout_cnt) == 1)
msm_disp_snapshot_state(drm_enc->dev);

1
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h
View File

@ -51,6 +51,7 @@
} while (0)
#define DPU_ERROR(fmt, ...) pr_err("[dpu error]" fmt, ##__VA_ARGS__)
#define DPU_ERROR_RATELIMITED(fmt, ...) pr_err_ratelimited("[dpu error]" fmt, ##__VA_ARGS__)
/**
* ktime_compare_safe - compare two ktime structures