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Diffstat (limited to 'include/drm/ttm/ttm_bo_api.h')
-rw-r--r--include/drm/ttm/ttm_bo_api.h16
1 files changed, 2 insertions, 14 deletions
diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index da957bf3fe4..42e34698518 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -44,11 +44,6 @@ struct ttm_bo_device;
struct drm_mm_node;
-enum ttm_buffer_usage {
- TTM_USAGE_READ = 1,
- TTM_USAGE_WRITE = 2,
- TTM_USAGE_READWRITE = TTM_USAGE_READ | TTM_USAGE_WRITE
-};
/**
* struct ttm_placement
@@ -179,10 +174,7 @@ struct ttm_tt;
* the bo_device::lru_lock.
* @reserved: Deadlock-free lock used for synchronization state transitions.
* @sync_obj_arg: Opaque argument to synchronization object function.
- * @sync_obj: Pointer to a synchronization object of a last read or write,
- * whichever is later.
- * @sync_obj_read: Pointer to a synchronization object of a last read.
- * @sync_obj_write: Pointer to a synchronization object of a last write.
+ * @sync_obj: Pointer to a synchronization object.
* @priv_flags: Flags describing buffer object internal state.
* @vm_rb: Rb node for the vm rb tree.
* @vm_node: Address space manager node.
@@ -266,8 +258,6 @@ struct ttm_buffer_object {
void *sync_obj_arg;
void *sync_obj;
- void *sync_obj_read;
- void *sync_obj_write;
unsigned long priv_flags;
/**
@@ -335,7 +325,6 @@ ttm_bo_reference(struct ttm_buffer_object *bo)
* @bo: The buffer object.
* @interruptible: Use interruptible wait.
* @no_wait: Return immediately if buffer is busy.
- * @usage: Whether to wait for the last read and/or the last write.
*
* This function must be called with the bo::mutex held, and makes
* sure any previous rendering to the buffer is completed.
@@ -345,8 +334,7 @@ ttm_bo_reference(struct ttm_buffer_object *bo)
* Returns -ERESTARTSYS if interrupted by a signal.
*/
extern int ttm_bo_wait(struct ttm_buffer_object *bo, bool lazy,
- bool interruptible, bool no_wait,
- enum ttm_buffer_usage usage);
+ bool interruptible, bool no_wait);
/**
* ttm_bo_validate
*