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| author | Rob Clark <robdclark@gmail.com> | 2013-09-01 13:25:09 -0400 |
|---|---|---|
| committer | Rob Clark <robdclark@gmail.com> | 2013-09-10 13:56:58 -0400 |
| commit | bf6811f304795e7697985449ee870b29a8cbc6c7 (patch) | |
| tree | 23e844ef2eb4887d6d8f939fc056ffa54b1cbcd7 /drivers/gpu/drm/msm/msm_drv.h | |
| parent | 86a7e1224a68511d3a1ae0b7e11581b9d37723ae (diff) | |
| download | linux-bf6811f304795e7697985449ee870b29a8cbc6c7.tar.gz | |
drm/msm: handle read vs write fences
The userspace API already had everything needed to handle read vs write
synchronization. This patch actually bothers to hook it up properly, so
that we don't need to (for example) stall on userspace read access to a
buffer that gpu is also still reading.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_drv.h')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_drv.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index 80d75094bf0a..1ea9d46e01bc 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -153,7 +153,7 @@ void *msm_gem_vaddr(struct drm_gem_object *obj); int msm_gem_queue_inactive_work(struct drm_gem_object *obj, struct work_struct *work); void msm_gem_move_to_active(struct drm_gem_object *obj, - struct msm_gpu *gpu, uint32_t fence); + struct msm_gpu *gpu, bool write, uint32_t fence); void msm_gem_move_to_inactive(struct drm_gem_object *obj); int msm_gem_cpu_prep(struct drm_gem_object *obj, uint32_t op, struct timespec *timeout); |