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| author | Rob Clark <robdclark@chromium.org> | 2022-08-02 08:51:37 -0700 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2022-08-27 09:32:44 -0700 |
| commit | 01780d02634a3a99ba0c3ca52d06d0cdfdf82331 (patch) | |
| tree | e649942a6fc316615b27e9f429960f525fc70c5b /drivers/gpu/drm/msm/msm_gem.c | |
| parent | 05ba44b3704e2115251c340fc72db609a0b97f3b (diff) | |
| download | linux-01780d02634a3a99ba0c3ca52d06d0cdfdf82331.tar.bz2 | |
drm/msm/gem: Check for active in shrinker path
Currently in our shrinker path we shouldn't be encountering anything
that is active, but this will change in subsequent patches. So check
if there are unsignaled fences.
Signed-off-by: Rob Clark <robdclark@chromium.org>
Patchwork: https://patchwork.freedesktop.org/patch/496117/
Link: https://lore.kernel.org/r/20220802155152.1727594-5-robdclark@gmail.com
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gem.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 8ddbd2e001d4..b55d252aef17 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -870,6 +870,16 @@ static void update_inactive(struct msm_gem_object *msm_obj) mutex_unlock(&priv->mm_lock); } +bool msm_gem_active(struct drm_gem_object *obj) +{ + GEM_WARN_ON(!msm_gem_is_locked(obj)); + + if (to_msm_bo(obj)->pin_count) + return true; + + return !dma_resv_test_signaled(obj->resv, dma_resv_usage_rw(true)); +} + int msm_gem_cpu_prep(struct drm_gem_object *obj, uint32_t op, ktime_t *timeout) { bool write = !!(op & MSM_PREP_WRITE); |