diff options
Diffstat (limited to 'include/drm/ttm')
| -rw-r--r-- | include/drm/ttm/ttm_placement.h | 14 | ||||
| -rw-r--r-- | include/drm/ttm/ttm_tt.h | 15 |
2 files changed, 0 insertions, 29 deletions
diff --git a/include/drm/ttm/ttm_placement.h b/include/drm/ttm/ttm_placement.h index 50e72df48b8d..aa6ba4d0cf78 100644 --- a/include/drm/ttm/ttm_placement.h +++ b/include/drm/ttm/ttm_placement.h @@ -43,27 +43,13 @@ #define TTM_PL_PRIV 3 /* - * Other flags that affects data placement. - * TTM_PL_FLAG_CACHED indicates cache-coherent mappings - * if available. - * TTM_PL_FLAG_SHARED means that another application may - * reference the buffer. - * TTM_PL_FLAG_NO_EVICT means that the buffer may never - * be evicted to make room for other buffers. * TTM_PL_FLAG_TOPDOWN requests to be placed from the * top of the memory area, instead of the bottom. */ -#define TTM_PL_FLAG_CACHED (1 << 16) -#define TTM_PL_FLAG_UNCACHED (1 << 17) -#define TTM_PL_FLAG_WC (1 << 18) #define TTM_PL_FLAG_CONTIGUOUS (1 << 19) #define TTM_PL_FLAG_TOPDOWN (1 << 22) -#define TTM_PL_MASK_CACHING (TTM_PL_FLAG_CACHED | \ - TTM_PL_FLAG_UNCACHED | \ - TTM_PL_FLAG_WC) - /** * struct ttm_place * diff --git a/include/drm/ttm/ttm_tt.h b/include/drm/ttm/ttm_tt.h index c39c722d5184..e042dec5e6c1 100644 --- a/include/drm/ttm/ttm_tt.h +++ b/include/drm/ttm/ttm_tt.h @@ -164,21 +164,6 @@ void ttm_tt_destroy_common(struct ttm_bo_device *bdev, struct ttm_tt *ttm); * Swap in a previously swap out ttm_tt. */ int ttm_tt_swapin(struct ttm_tt *ttm); - -/** - * ttm_tt_set_placement_caching: - * - * @ttm A struct ttm_tt the backing pages of which will change caching policy. - * @placement: Flag indicating the desired caching policy. - * - * This function will change caching policy of any default kernel mappings of - * the pages backing @ttm. If changing from cached to uncached or - * write-combined, - * all CPU caches will first be flushed to make sure the data of the pages - * hit RAM. This function may be very costly as it involves global TLB - * and cache flushes and potential page splitting / combining. - */ -int ttm_tt_set_placement_caching(struct ttm_tt *ttm, uint32_t placement); int ttm_tt_swapout(struct ttm_bo_device *bdev, struct ttm_tt *ttm); /** |