diff options
| author | Jonathan Marek <jonathan@marek.ca> | 2020-07-13 18:53:41 -0400 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2020-07-30 13:44:52 -0700 |
| commit | 0ded520b182e13277e1076f84ca16247eb9bf150 (patch) | |
| tree | fb6a42be1eb6c49c9626c08db4389334a93d8a2e /drivers/gpu/drm/msm/msm_gpu.c | |
| parent | 17e822f7591fb66162aca07685dc0b01468e5480 (diff) | |
drm/msm: reset devfreq freq_table/max_state before devfreq_add_device
These never get set back to 0 when probing fails, so an attempt to probe
again results in broken behavior. Fix the problem by setting thse to zero
before they are used.
Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gpu.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gpu.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 86a138641477..3763d4002629 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -93,7 +93,11 @@ static void msm_devfreq_init(struct msm_gpu *gpu) /* * Don't set the freq_table or max_state and let devfreq build the table * from OPP + * After a deferred probe, these may have be left to non-zero values, + * so set them back to zero before creating the devfreq device */ + msm_devfreq_profile.freq_table = NULL; + msm_devfreq_profile.max_state = 0; gpu->devfreq.devfreq = devm_devfreq_add_device(&gpu->pdev->dev, &msm_devfreq_profile, DEVFREQ_GOV_SIMPLE_ONDEMAND, |