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authorRob Clark <robdclark@chromium.org>2021-10-18 18:36:25 +0300
committerRob Clark <robdclark@chromium.org>2021-10-19 00:31:57 +0300
commit5ca6779d2f18b195cb3b66a14a271911fc609094 (patch)
tree5e31692f35f27737b300d01d7fe866e737512523 /drivers/gpu/drm/msm/msm_gpu_devfreq.c
parentc8f01ffc83923a91e8087aaa077de13354a7aa59 (diff)
downloadlinux-5ca6779d2f18b195cb3b66a14a271911fc609094.tar.xz
drm/msm/devfreq: Restrict idle clamping to a618 for now
Until we better understand the stability issues caused by frequent frequency changes, lets limit them to a618. Signed-off-by: Rob Clark <robdclark@chromium.org> Tested-by: John Stultz <john.stultz@linaro.org> Tested-by: Caleb Connolly <caleb.connolly@linaro.org> Link: https://lore.kernel.org/r/20211018153627.2787882-1-robdclark@gmail.com Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gpu_devfreq.c')
-rw-r--r--drivers/gpu/drm/msm/msm_gpu_devfreq.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/msm_gpu_devfreq.c b/drivers/gpu/drm/msm/msm_gpu_devfreq.c
index 84e98c07c900..20006d060b5b 100644
--- a/drivers/gpu/drm/msm/msm_gpu_devfreq.c
+++ b/drivers/gpu/drm/msm/msm_gpu_devfreq.c
@@ -200,7 +200,8 @@ void msm_devfreq_idle(struct msm_gpu *gpu)
idle_freq = get_freq(gpu);
- msm_devfreq_target(&gpu->pdev->dev, &target_freq, 0);
+ if (gpu->clamp_to_idle)
+ msm_devfreq_target(&gpu->pdev->dev, &target_freq, 0);
df->idle_time = ktime_get();
df->idle_freq = idle_freq;