diff options
| author | Rob Clark <robdclark@chromium.org> | 2021-03-24 18:23:52 -0700 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2021-04-02 08:02:19 -0700 |
| commit | 9fbd3088351b92e8c2cef6e37a39decb12a8d5bb (patch) | |
| tree | cb054e46851a45757cfd41ee049d887e56c9b798 /drivers/gpu/drm/msm/adreno/a5xx_gpu.c | |
| parent | 2b0b219e5ff8bcc673d3a2cb6f327b3c62c5637d (diff) | |
drm/msm: Fix a5xx/a6xx timestamps
They were reading a counter that was configured to ALWAYS_COUNT (ie.
cycles that the GPU is doing something) rather than ALWAYS_ON. This
isn't the thing that userspace is looking for.
Signed-off-by: Rob Clark <robdclark@chromium.org>
Acked-by: Jordan Crouse <jordan@cosmicpenguin.net>
Message-Id: <20210325012358.1759770-2-robdclark@gmail.com>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm/adreno/a5xx_gpu.c')
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/a5xx_gpu.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c index 7e553d3efeb2..ce13d49e615b 100644 --- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c @@ -1386,8 +1386,8 @@ static int a5xx_pm_suspend(struct msm_gpu *gpu) static int a5xx_get_timestamp(struct msm_gpu *gpu, uint64_t *value) { - *value = gpu_read64(gpu, REG_A5XX_RBBM_PERFCTR_CP_0_LO, - REG_A5XX_RBBM_PERFCTR_CP_0_HI); + *value = gpu_read64(gpu, REG_A5XX_RBBM_ALWAYSON_COUNTER_LO, + REG_A5XX_RBBM_ALWAYSON_COUNTER_HI); return 0; } |