diff options
author | Christian König <christian.koenig@amd.com> | 2022-07-14 14:44:17 +0200 |
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committer | Christian König <christian.koenig@amd.com> | 2022-07-15 13:24:01 +0200 |
commit | 55b3d6a63fb58e154f0a1ab3930cdd003a39ba9b (patch) | |
tree | f1ad8588aec510968de27f0831ce83aeec9c96bc | |
parent | f6ee30407e883042482ad4ad30da5eaba47872ee (diff) | |
download | linux-55b3d6a63fb58e154f0a1ab3930cdd003a39ba9b.tar.bz2 |
drm/amdgpu: reapply "fix start calculation in amdgpu_vram_mgr_new""
This re-applys commit 5e3f1e7729ec7a99e145e9d8ed58963d86cdfb98.
The original problem this was reverted for was found and the correct fix
will be merged to drm-misc-next-fixes.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220714132315.587217-1-christian.koenig@amd.com
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c index 49e4092f447f..51d9d3a4456c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c @@ -496,16 +496,22 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man, list_splice_tail(trim_list, &vres->blocks); } - list_for_each_entry(block, &vres->blocks, link) - vis_usage += amdgpu_vram_mgr_vis_size(adev, block); + vres->base.start = 0; + list_for_each_entry(block, &vres->blocks, link) { + unsigned long start; - block = amdgpu_vram_mgr_first_block(&vres->blocks); - if (!block) { - r = -EINVAL; - goto error_fini; - } + start = amdgpu_vram_mgr_block_start(block) + + amdgpu_vram_mgr_block_size(block); + start >>= PAGE_SHIFT; - vres->base.start = amdgpu_vram_mgr_block_start(block) >> PAGE_SHIFT; + if (start > vres->base.num_pages) + start -= vres->base.num_pages; + else + start = 0; + vres->base.start = max(vres->base.start, start); + + vis_usage += amdgpu_vram_mgr_vis_size(adev, block); + } if (amdgpu_is_vram_mgr_blocks_contiguous(&vres->blocks)) vres->base.placement |= TTM_PL_FLAG_CONTIGUOUS; |