diff options
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); |