diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_fence.h')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_fence.h | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/drivers/gpu/drm/msm/msm_fence.h b/drivers/gpu/drm/msm/msm_fence.h index 6ddb81c2c366..3ed20981fc05 100644 --- a/drivers/gpu/drm/msm/msm_fence.h +++ b/drivers/gpu/drm/msm/msm_fence.h @@ -20,6 +20,21 @@ #include "msm_drv.h" +struct msm_fence_context { + struct drm_device *dev; + const char *name; + /* last_fence == completed_fence --> no pending work */ + uint32_t last_fence; /* last assigned fence */ + uint32_t completed_fence; /* last completed fence */ + wait_queue_head_t event; + /* callbacks deferred until bo is inactive: */ + struct list_head fence_cbs; +}; + +struct msm_fence_context * msm_fence_context_alloc(struct drm_device *dev, + const char *name); +void msm_fence_context_free(struct msm_fence_context *fctx); + /* callback from wq once fence has passed: */ struct msm_fence_cb { struct work_struct work; @@ -34,10 +49,10 @@ void __msm_fence_worker(struct work_struct *work); (_cb)->func = _func; \ } while (0) -int msm_wait_fence(struct drm_device *dev, uint32_t fence, +int msm_wait_fence(struct msm_fence_context *fctx, uint32_t fence, ktime_t *timeout, bool interruptible); -int msm_queue_fence_cb(struct drm_device *dev, +int msm_queue_fence_cb(struct msm_fence_context *fctx, struct msm_fence_cb *cb, uint32_t fence); -void msm_update_fence(struct drm_device *dev, uint32_t fence); +void msm_update_fence(struct msm_fence_context *fctx, uint32_t fence); #endif |