diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/ttm/ttm_bo_driver.h | 32 | ||||
| -rw-r--r-- | include/drm/ttm/ttm_page_alloc.h | 33 |
2 files changed, 31 insertions, 34 deletions
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index beef9abaaef..b2a0848a4d0 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -103,8 +103,6 @@ enum ttm_caching_state { * @swap_storage: Pointer to shmem struct file for swap storage. * @caching_state: The current caching state of the pages. * @state: The current binding state of the pages. - * @dma_address: The DMA (bus) addresses of the pages (if TTM_PAGE_FLAG_DMA32) - * @alloc_list: used by some page allocation backend * * This is a structure holding the pages, caching- and aperture binding * status for a buffer object that isn't backed by fixed (VRAM / AGP) @@ -127,8 +125,23 @@ struct ttm_tt { tt_unbound, tt_unpopulated, } state; +}; + +/** + * struct ttm_dma_tt + * + * @ttm: Base ttm_tt struct. + * @dma_address: The DMA (bus) addresses of the pages + * @pages_list: used by some page allocation backend + * + * This is a structure holding the pages, caching- and aperture binding + * status for a buffer object that isn't backed by fixed (VRAM / AGP) + * memory. + */ +struct ttm_dma_tt { + struct ttm_tt ttm; dma_addr_t *dma_address; - struct list_head alloc_list; + struct list_head pages_list; }; #define TTM_MEMTYPE_FLAG_FIXED (1 << 0) /* Fixed (on-card) PCI memory */ @@ -595,6 +608,19 @@ ttm_flag_masked(uint32_t *old, uint32_t new, uint32_t mask) extern int ttm_tt_init(struct ttm_tt *ttm, struct ttm_bo_device *bdev, unsigned long size, uint32_t page_flags, struct page *dummy_read_page); +extern int ttm_dma_tt_init(struct ttm_dma_tt *ttm_dma, struct ttm_bo_device *bdev, + unsigned long size, uint32_t page_flags, + struct page *dummy_read_page); + +/** + * ttm_tt_fini + * + * @ttm: the ttm_tt structure. + * + * Free memory of ttm_tt structure + */ +extern void ttm_tt_fini(struct ttm_tt *ttm); +extern void ttm_dma_tt_fini(struct ttm_dma_tt *ttm_dma); /** * ttm_ttm_bind: diff --git a/include/drm/ttm/ttm_page_alloc.h b/include/drm/ttm/ttm_page_alloc.h index 1e1337e81f3..5fe27400d17 100644 --- a/include/drm/ttm/ttm_page_alloc.h +++ b/include/drm/ttm/ttm_page_alloc.h @@ -30,35 +30,6 @@ #include "ttm_memory.h" /** - * Get count number of pages from pool to pages list. - * - * @pages: head of empty linked list where pages are filled. - * @flags: ttm flags for page allocation. - * @cstate: ttm caching state for the page. - * @count: number of pages to allocate. - * @dma_address: The DMA (bus) address of pages (if TTM_PAGE_FLAG_DMA32 set). - */ -int ttm_get_pages(struct page **pages, - int flags, - enum ttm_caching_state cstate, - unsigned npages, - dma_addr_t *dma_address); -/** - * Put linked list of pages to pool. - * - * @pages: list of pages to free. - * @page_count: number of pages in the list. Zero can be passed for unknown - * count. - * @flags: ttm flags for page allocation. - * @cstate: ttm caching state. - * @dma_address: The DMA (bus) address of pages (if TTM_PAGE_FLAG_DMA32 set). - */ -void ttm_put_pages(struct page **pages, - unsigned npages, - int flags, - enum ttm_caching_state cstate, - dma_addr_t *dma_address); -/** * Initialize pool allocator. */ int ttm_page_alloc_init(struct ttm_mem_global *glob, unsigned max_pages); @@ -107,8 +78,8 @@ void ttm_dma_page_alloc_fini(void); */ extern int ttm_dma_page_alloc_debugfs(struct seq_file *m, void *data); -int ttm_dma_populate(struct ttm_tt *ttm, struct device *dev); -extern void ttm_dma_unpopulate(struct ttm_tt *ttm, struct device *dev); +extern int ttm_dma_populate(struct ttm_dma_tt *ttm_dma, struct device *dev); +extern void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma, struct device *dev); #else static inline int ttm_dma_page_alloc_init(struct ttm_mem_global *glob, |