diff options
Diffstat (limited to 'include/drm/ttm/ttm_bo_driver.h')
| -rw-r--r-- | include/drm/ttm/ttm_bo_driver.h | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index 29f6a1d1c853..423348414c59 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -39,9 +39,9 @@ #include "ttm_bo_api.h" #include "ttm_memory.h" -#include "ttm_module.h" #include "ttm_placement.h" #include "ttm_tt.h" +#include "ttm_pool.h" /** * struct ttm_bo_driver @@ -120,6 +120,8 @@ struct ttm_bo_driver { * Return the bo flags for a buffer which is not mapped to the hardware. * These will be placed in proposed_flags so that when the move is * finished, they'll end up in bo->mem.flags + * This should not cause multihop evictions, and the core will warn + * if one is proposed. */ void (*evict_flags)(struct ttm_buffer_object *bo, @@ -133,12 +135,15 @@ struct ttm_bo_driver { * the graphics address space * @ctx: context for this move with parameters * @new_mem: the new memory region receiving the buffer + @ @hop: placement for driver directed intermediate hop * * Move a buffer between two memory regions. + * Returns errno -EMULTIHOP if driver requests a hop */ int (*move)(struct ttm_buffer_object *bo, bool evict, struct ttm_operation_ctx *ctx, - struct ttm_resource *new_mem); + struct ttm_resource *new_mem, + struct ttm_place *hop); /** * struct ttm_bo_driver_member verify_access @@ -275,7 +280,6 @@ extern struct ttm_bo_global { * @dev_mapping: A pointer to the struct address_space representing the * device address space. * @wq: Work queue structure for the delayed delete workqueue. - * @no_retry: Don't retry allocation if it fails * */ @@ -295,6 +299,7 @@ struct ttm_bo_device { * Protected by internal locks. */ struct drm_vma_offset_manager *vma_manager; + struct ttm_pool pool; /* * Protected by the global:lru lock. @@ -312,10 +317,6 @@ struct ttm_bo_device { */ struct delayed_work wq; - - bool need_dma32; - - bool no_retry; }; static inline struct ttm_resource_manager *ttm_manager_type(struct ttm_bo_device *bdev, @@ -395,11 +396,11 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev); * @bdev: A pointer to a struct ttm_bo_device to initialize. * @glob: A pointer to an initialized struct ttm_bo_global. * @driver: A pointer to a struct ttm_bo_driver set up by the caller. + * @dev: The core kernel device pointer for DMA mappings and allocations. * @mapping: The address space to use for this bo. * @vma_manager: A pointer to a vma manager. - * @file_page_offset: Offset into the device address space that is available - * for buffer data. This ensures compatibility with other users of the - * address space. + * @use_dma_alloc: If coherent DMA allocation API should be used. + * @use_dma32: If we should use GFP_DMA32 for device memory allocations. * * Initializes a struct ttm_bo_device: * Returns: @@ -407,9 +408,10 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev); */ int ttm_bo_device_init(struct ttm_bo_device *bdev, struct ttm_bo_driver *driver, + struct device *dev, struct address_space *mapping, struct drm_vma_offset_manager *vma_manager, - bool need_dma32); + bool use_dma_alloc, bool use_dma32); /** * ttm_bo_unmap_virtual @@ -489,10 +491,11 @@ static inline int ttm_bo_reserve_slowpath(struct ttm_buffer_object *bo, return 0; } -static inline void ttm_bo_move_to_lru_tail_unlocked(struct ttm_buffer_object *bo) +static inline void +ttm_bo_move_to_lru_tail_unlocked(struct ttm_buffer_object *bo) { spin_lock(&ttm_bo_glob.lru_lock); - ttm_bo_move_to_lru_tail(bo, NULL); + ttm_bo_move_to_lru_tail(bo, &bo->mem, NULL); spin_unlock(&ttm_bo_glob.lru_lock); } |