| 313,7 → 313,8 |
|---|
| * @bo: The buffer object. |
| * @placement: Proposed placement for the buffer object. |
| * @interruptible: Sleep interruptible if sleeping. |
| * @no_wait: Return immediately if the buffer is busy. |
| * @no_wait_reserve: Return immediately if other buffers are busy. |
| * @no_wait_gpu: Return immediately if the GPU is busy. |
| * |
| * Changes placement and caching policy of the buffer object |
| * according proposed placement. |
| 325,7 → 326,8 |
|---|
| */ |
| extern int ttm_bo_validate(struct ttm_buffer_object *bo, |
| struct ttm_placement *placement, |
| bool interruptible, bool no_wait); |
| bool interruptible, bool no_wait_reserve, |
| bool no_wait_gpu); |
| |
| /** |
| * ttm_bo_unref |
| 374,9 → 376,9 |
|---|
| * user buffer object. |
| * @interruptible: If needing to sleep to wait for GPU resources, |
| * sleep interruptible. |
| * @persistant_swap_storage: Usually the swap storage is deleted for buffers |
| * @persistent_swap_storage: Usually the swap storage is deleted for buffers |
| * pinned in physical memory. If this behaviour is not desired, this member |
| * holds a pointer to a persistant shmem object. Typically, this would |
| * holds a pointer to a persistent shmem object. Typically, this would |
| * point to the shmem object backing a GEM object if TTM is used to back a |
| * GEM user interface. |
| * @acc_size: Accounted size for this object. |
| 387,6 → 389,10 |
|---|
| * together with the @destroy function, |
| * enables driver-specific objects derived from a ttm_buffer_object. |
| * On successful return, the object kref and list_kref are set to 1. |
| * If a failure occurs, the function will call the @destroy function, or |
| * kfree() if @destroy is NULL. Thus, after a failure, dereferencing @bo is |
| * illegal and will likely cause memory corruption. |
| * |
| * Returns |
| * -ENOMEM: Out of memory. |
| * -EINVAL: Invalid placement flags. |
| 401,7 → 407,7 |
|---|
| uint32_t page_alignment, |
| unsigned long buffer_start, |
| bool interrubtible, |
| struct file *persistant_swap_storage, |
| struct file *persistent_swap_storage, |
| size_t acc_size, |
| void (*destroy) (struct ttm_buffer_object *)); |
| /** |
| 417,9 → 423,9 |
|---|
| * user buffer object. |
| * @interruptible: If needing to sleep while waiting for GPU resources, |
| * sleep interruptible. |
| * @persistant_swap_storage: Usually the swap storage is deleted for buffers |
| * @persistent_swap_storage: Usually the swap storage is deleted for buffers |
| * pinned in physical memory. If this behaviour is not desired, this member |
| * holds a pointer to a persistant shmem object. Typically, this would |
| * holds a pointer to a persistent shmem object. Typically, this would |
| * point to the shmem object backing a GEM object if TTM is used to back a |
| * GEM user interface. |
| * @p_bo: On successful completion *p_bo points to the created object. |
| 439,7 → 445,7 |
|---|
| uint32_t page_alignment, |
| unsigned long buffer_start, |
| bool interruptible, |
| struct file *persistant_swap_storage, |
| struct file *persistent_swap_storage, |
| struct ttm_buffer_object **p_bo); |
| |
| /** |