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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_object.c108
1 files changed, 32 insertions, 76 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 9e495da0bb03..6982baeccd14 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -64,11 +64,12 @@ bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo)
return false;
}
-static void amdgpu_ttm_placement_init(struct amdgpu_device *adev,
- struct ttm_placement *placement,
- struct ttm_place *places,
- u32 domain, u64 flags)
+void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *abo, u32 domain)
{
+ struct amdgpu_device *adev = amdgpu_ttm_adev(abo->tbo.bdev);
+ struct ttm_placement *placement = &abo->placement;
+ struct ttm_place *places = abo->placements;
+ u64 flags = abo->flags;
u32 c = 0;
if (domain & AMDGPU_GEM_DOMAIN_VRAM) {
@@ -151,27 +152,6 @@ static void amdgpu_ttm_placement_init(struct amdgpu_device *adev,
placement->busy_placement = places;
}
-void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *abo, u32 domain)
-{
- struct amdgpu_device *adev = amdgpu_ttm_adev(abo->tbo.bdev);
-
- amdgpu_ttm_placement_init(adev, &abo->placement, abo->placements,
- domain, abo->flags);
-}
-
-static void amdgpu_fill_placement_to_bo(struct amdgpu_bo *bo,
- struct ttm_placement *placement)
-{
- BUG_ON(placement->num_placement > (AMDGPU_GEM_DOMAIN_MAX + 1));
-
- memcpy(bo->placements, placement->placement,
- placement->num_placement * sizeof(struct ttm_place));
- bo->placement.num_placement = placement->num_placement;
- bo->placement.num_busy_placement = placement->num_busy_placement;
- bo->placement.placement = bo->placements;
- bo->placement.busy_placement = bo->placements;
-}
-
/**
* amdgpu_bo_create_reserved - create reserved BO for kernel use
*
@@ -303,14 +283,13 @@ void amdgpu_bo_free_kernel(struct amdgpu_bo **bo, u64 *gpu_addr,
*cpu_addr = NULL;
}
-int amdgpu_bo_create_restricted(struct amdgpu_device *adev,
- unsigned long size, int byte_align,
- bool kernel, u32 domain, u64 flags,
- struct sg_table *sg,
- struct ttm_placement *placement,
- struct reservation_object *resv,
- uint64_t init_value,
- struct amdgpu_bo **bo_ptr)
+static int amdgpu_bo_do_create(struct amdgpu_device *adev,
+ unsigned long size, int byte_align,
+ bool kernel, u32 domain, u64 flags,
+ struct sg_table *sg,
+ struct reservation_object *resv,
+ uint64_t init_value,
+ struct amdgpu_bo **bo_ptr)
{
struct amdgpu_bo *bo;
enum ttm_bo_type type;
@@ -384,10 +363,11 @@ int amdgpu_bo_create_restricted(struct amdgpu_device *adev,
bo->flags &= ~AMDGPU_GEM_CREATE_CPU_GTT_USWC;
#endif
- amdgpu_fill_placement_to_bo(bo, placement);
- /* Kernel allocation are uninterruptible */
+ bo->tbo.bdev = &adev->mman.bdev;
+ amdgpu_ttm_placement_from_domain(bo, domain);
initial_bytes_moved = atomic64_read(&adev->num_bytes_moved);
+ /* Kernel allocation are uninterruptible */
r = ttm_bo_init_reserved(&adev->mman.bdev, &bo->tbo, size, type,
&bo->placement, page_align, !kernel, NULL,
acc_size, sg, resv, &amdgpu_ttm_bo_destroy);
@@ -442,27 +422,17 @@ static int amdgpu_bo_create_shadow(struct amdgpu_device *adev,
unsigned long size, int byte_align,
struct amdgpu_bo *bo)
{
- struct ttm_placement placement = {0};
- struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
int r;
if (bo->shadow)
return 0;
- memset(&placements, 0, sizeof(placements));
- amdgpu_ttm_placement_init(adev, &placement, placements,
- AMDGPU_GEM_DOMAIN_GTT,
- AMDGPU_GEM_CREATE_CPU_GTT_USWC |
- AMDGPU_GEM_CREATE_SHADOW);
-
- r = amdgpu_bo_create_restricted(adev, size, byte_align, true,
- AMDGPU_GEM_DOMAIN_GTT,
- AMDGPU_GEM_CREATE_CPU_GTT_USWC |
- AMDGPU_GEM_CREATE_SHADOW,
- NULL, &placement,
- bo->tbo.resv,
- 0,
- &bo->shadow);
+ r = amdgpu_bo_do_create(adev, size, byte_align, true,
+ AMDGPU_GEM_DOMAIN_GTT,
+ AMDGPU_GEM_CREATE_CPU_GTT_USWC |
+ AMDGPU_GEM_CREATE_SHADOW,
+ NULL, bo->tbo.resv, 0,
+ &bo->shadow);
if (!r) {
bo->shadow->parent = amdgpu_bo_ref(bo);
mutex_lock(&adev->shadow_list_lock);
@@ -484,18 +454,11 @@ int amdgpu_bo_create(struct amdgpu_device *adev,
uint64_t init_value,
struct amdgpu_bo **bo_ptr)
{
- struct ttm_placement placement = {0};
- struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
uint64_t parent_flags = flags & ~AMDGPU_GEM_CREATE_SHADOW;
int r;
- memset(&placements, 0, sizeof(placements));
- amdgpu_ttm_placement_init(adev, &placement, placements,
- domain, parent_flags);
-
- r = amdgpu_bo_create_restricted(adev, size, byte_align, kernel, domain,
- parent_flags, sg, &placement, resv,
- init_value, bo_ptr);
+ r = amdgpu_bo_do_create(adev, size, byte_align, kernel, domain,
+ parent_flags, sg, resv, init_value, bo_ptr);
if (r)
return r;
@@ -672,7 +635,6 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain,
{
struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
int r, i;
- unsigned fpfn, lpfn;
if (amdgpu_ttm_tt_get_usermm(bo->tbo.ttm))
return -EPERM;
@@ -704,22 +666,16 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain,
}
bo->flags |= AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS;
+ /* force to pin into visible video ram */
+ if (!(bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS))
+ bo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
amdgpu_ttm_placement_from_domain(bo, domain);
for (i = 0; i < bo->placement.num_placement; i++) {
- /* force to pin into visible video ram */
- if ((bo->placements[i].flags & TTM_PL_FLAG_VRAM) &&
- !(bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS) &&
- (!max_offset || max_offset >
- adev->mc.visible_vram_size)) {
- if (WARN_ON_ONCE(min_offset >
- adev->mc.visible_vram_size))
- return -EINVAL;
- fpfn = min_offset >> PAGE_SHIFT;
- lpfn = adev->mc.visible_vram_size >> PAGE_SHIFT;
- } else {
- fpfn = min_offset >> PAGE_SHIFT;
- lpfn = max_offset >> PAGE_SHIFT;
- }
+ unsigned fpfn, lpfn;
+
+ fpfn = min_offset >> PAGE_SHIFT;
+ lpfn = max_offset >> PAGE_SHIFT;
+
if (fpfn > bo->placements[i].fpfn)
bo->placements[i].fpfn = fpfn;
if (!bo->placements[i].lpfn ||
@@ -929,7 +885,7 @@ void amdgpu_bo_move_notify(struct ttm_buffer_object *bo,
return;
abo = container_of(bo, struct amdgpu_bo, tbo);
- amdgpu_vm_bo_invalidate(adev, abo);
+ amdgpu_vm_bo_invalidate(adev, abo, evict);
amdgpu_bo_kunmap(abo);
generated by cgit v1.2.3-70-g09d2 (git 2.51.1) at 2025-11-04 03:51:49 +0000