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authorRob Clark <robdclark@chromium.org>2021-11-24 13:41:30 -0800
committerRob Clark <robdclark@chromium.org>2021-11-29 16:19:57 -0800
commiteaa55ead5a41ab5fb3ef0561935ffe04453b56a7 (patch)
tree5151bb7737e0876f46e40a94eeb936ae979fa20f /drivers/gpu/drm/msm/adreno/adreno_gpu.c
parent518380cb54b95c4a17e4bccbcbdd6814d6882b7d (diff)
downloadlinux-eaa55ead5a41ab5fb3ef0561935ffe04453b56a7.tar.bz2
drm/msm/gpu: Add some WARN_ON()s
We don't expect either of these conditions to ever be true, so let's get shouty if they are. Signed-off-by: Rob Clark <robdclark@chromium.org> Link: https://lore.kernel.org/r/20211124214151.1427022-6-robdclark@gmail.com Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm/adreno/adreno_gpu.c')
-rw-r--r--drivers/gpu/drm/msm/adreno/adreno_gpu.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index 7d1ff202e5d8..47cb40bdbd43 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -504,6 +504,9 @@ int adreno_gpu_state_get(struct msm_gpu *gpu, struct msm_gpu_state *state)
struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
int i, count = 0;
+ WARN_ON(gpu->needs_hw_init);
+ WARN_ON(!mutex_is_locked(&gpu->lock));
+
kref_init(&state->ref);
ktime_get_real_ts64(&state->time);