diff options
| author | Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com> | 2022-07-08 02:30:45 -0700 |
|---|---|---|
| committer | Christian König <christian.koenig@amd.com> | 2022-07-11 09:41:06 +0200 |
| commit | d395fb1999abb7eaa3fb5fd2107cae0f1e41e6d0 (patch) | |
| tree | b8990f9acf2cfc603bdc9c08eed6dfbc2e0b61bd /drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h | |
| parent | 006f3b2f324cb2277bdcb89693296d9647ece251 (diff) | |
Revert "drm/amdgpu: move internal vram_mgr function into the C file"
This reverts commit 708d19d9f362766147cab79eccae60912c6d3068.
This is part of a revert of the following commits:
commit 708d19d9f362 ("drm/amdgpu: move internal vram_mgr function into the C file")
commit 5e3f1e7729ec ("drm/amdgpu: fix start calculation in amdgpu_vram_mgr_new")
commit c9cad937c0c5 ("drm/amdgpu: add drm buddy support to amdgpu")
[WHY]
Few users reported garbaged graphics as soon as x starts,
reverting until this can be resolved.
Signed-off-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220708093047.492662-1-Arunpravin.PaneerSelvam@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h index 4b267bf1c5db..9a2db87186c7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h @@ -53,6 +53,33 @@ static inline u64 amdgpu_vram_mgr_block_size(struct drm_buddy_block *block) return PAGE_SIZE << drm_buddy_block_order(block); } +static inline struct drm_buddy_block * +amdgpu_vram_mgr_first_block(struct list_head *list) +{ + return list_first_entry_or_null(list, struct drm_buddy_block, link); +} + +static inline bool amdgpu_is_vram_mgr_blocks_contiguous(struct list_head *head) +{ + struct drm_buddy_block *block; + u64 start, size; + + block = amdgpu_vram_mgr_first_block(head); + if (!block) + return false; + + while (head != block->link.next) { + start = amdgpu_vram_mgr_block_start(block); + size = amdgpu_vram_mgr_block_size(block); + + block = list_entry(block->link.next, struct drm_buddy_block, link); + if (start + size != amdgpu_vram_mgr_block_start(block)) + return false; + } + + return true; +} + static inline struct amdgpu_vram_mgr_resource * to_amdgpu_vram_mgr_resource(struct ttm_resource *res) { |