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authorDave Airlie <airlied@redhat.com>2024-04-30 14:42:54 +1000
committerDave Airlie <airlied@redhat.com>2024-04-30 14:43:00 +1000
commit4a56c0ed5aa0bcbe1f5f7d755fb1fe1ebf48ae9c (patch)
treeec7d1f08d654ef4b6e596c891eadb504df2f611e /drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
parent68b89e23c2282877b0d411e07a3ef90490d6fe30 (diff)
parentb77bef36015c501f1e0f51db72c55e6dcd8bdd48 (diff)
Merge tag 'amd-drm-next-6.10-2024-04-26' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-6.10-2024-04-26: amdgpu: - Misc code cleanups and refactors - Support setting reset method at runtime - Report OD status - SMU 14.0.1 fixes - SDMA 4.4.2 fixes - VPE fixes - MES fixes - Update BO eviction priorities - UMSCH fixes - Reset fixes - Freesync fixes - GFXIP 9.4.3 fixes - SDMA 5.2 fixes - MES UAF fix - RAS updates - Devcoredump updates for dumping IP state - DSC fixes - JPEG fix - Fix VRAM memory accounting - VCN 5.0 fixes - MES fixes - UMC 12.0 updates - Modify contiguous flags handling - Initial support for mapping kernel queues via MES amdkfd: - Fix rescheduling of restore worker - VRAM accounting for SVM migrations - mGPU fix - Enable SQ watchpoint for gfx10 Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20240426221245.1613332-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
index e494f5bf136a..6c30eceec896 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
@@ -469,7 +469,7 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
if (tbo->type != ttm_bo_type_kernel)
max_bytes -= AMDGPU_VM_RESERVED_VRAM;
- if (place->flags & TTM_PL_FLAG_CONTIGUOUS) {
+ if (bo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS) {
pages_per_block = ~0ul;
} else {
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
@@ -478,7 +478,7 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
/* default to 2MB */
pages_per_block = 2UL << (20UL - PAGE_SHIFT);
#endif
- pages_per_block = max_t(uint32_t, pages_per_block,
+ pages_per_block = max_t(u32, pages_per_block,
tbo->page_alignment);
}
@@ -499,7 +499,7 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
if (place->flags & TTM_PL_FLAG_TOPDOWN)
vres->flags |= DRM_BUDDY_TOPDOWN_ALLOCATION;
- if (place->flags & TTM_PL_FLAG_CONTIGUOUS)
+ if (bo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS)
vres->flags |= DRM_BUDDY_CONTIGUOUS_ALLOCATION;
if (bo->flags & AMDGPU_GEM_CREATE_VRAM_CLEARED)
@@ -518,21 +518,31 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
else
min_block_size = mgr->default_page_size;
- BUG_ON(min_block_size < mm->chunk_size);
-
/* Limit maximum size to 2GiB due to SG table limitations */
size = min(remaining_size, 2ULL << 30);
if ((size >= (u64)pages_per_block << PAGE_SHIFT) &&
- !(size & (((u64)pages_per_block << PAGE_SHIFT) - 1)))
+ !(size & (((u64)pages_per_block << PAGE_SHIFT) - 1)))
min_block_size = (u64)pages_per_block << PAGE_SHIFT;
+ BUG_ON(min_block_size < mm->chunk_size);
+
r = drm_buddy_alloc_blocks(mm, fpfn,
lpfn,
size,
min_block_size,
&vres->blocks,
vres->flags);
+
+ if (unlikely(r == -ENOSPC) && pages_per_block == ~0ul &&
+ !(place->flags & TTM_PL_FLAG_CONTIGUOUS)) {
+ vres->flags &= ~DRM_BUDDY_CONTIGUOUS_ALLOCATION;
+ pages_per_block = max_t(u32, 2UL << (20UL - PAGE_SHIFT),
+ tbo->page_alignment);
+
+ continue;
+ }
+
if (unlikely(r))
goto error_free_blocks;