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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.c113
1 files changed, 71 insertions, 42 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index ac1bb5089260..1345f7eba011 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -77,6 +77,7 @@ static void amdgpu_bo_destroy(struct ttm_buffer_object *tbo)
{
struct amdgpu_device *adev = amdgpu_ttm_adev(tbo->bdev);
struct amdgpu_bo *bo = ttm_to_amdgpu_bo(tbo);
+ struct amdgpu_bo_user *ubo;
if (bo->tbo.pin_count > 0)
amdgpu_bo_subtract_pin_size(bo);
@@ -94,7 +95,11 @@ static void amdgpu_bo_destroy(struct ttm_buffer_object *tbo)
}
amdgpu_bo_unref(&bo->parent);
- kfree(bo->metadata);
+ if (bo->tbo.type == ttm_bo_type_device) {
+ ubo = to_amdgpu_bo_user(bo);
+ kfree(ubo->metadata);
+ }
+
kfree(bo);
}
@@ -248,6 +253,7 @@ int amdgpu_bo_create_reserved(struct amdgpu_device *adev,
bp.flags |= AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS;
bp.type = ttm_bo_type_kernel;
bp.resv = NULL;
+ bp.bo_ptr_size = sizeof(struct amdgpu_bo);
if (!*bo_ptr) {
r = amdgpu_bo_create(adev, &bp, bo_ptr);
@@ -543,9 +549,10 @@ static int amdgpu_bo_do_create(struct amdgpu_device *adev,
if (!amdgpu_bo_validate_size(adev, size, bp->domain))
return -ENOMEM;
- *bo_ptr = NULL;
+ BUG_ON(bp->bo_ptr_size < sizeof(struct amdgpu_bo));
- bo = kzalloc(sizeof(struct amdgpu_bo), GFP_KERNEL);
+ *bo_ptr = NULL;
+ bo = kzalloc(bp->bo_ptr_size, GFP_KERNEL);
if (bo == NULL)
return -ENOMEM;
drm_gem_private_object_init(adev_to_drm(adev), &bo->tbo.base, size);
@@ -635,6 +642,7 @@ static int amdgpu_bo_create_shadow(struct amdgpu_device *adev,
AMDGPU_GEM_CREATE_SHADOW;
bp.type = ttm_bo_type_kernel;
bp.resv = bo->tbo.base.resv;
+ bp.bo_ptr_size = sizeof(struct amdgpu_bo);
r = amdgpu_bo_do_create(adev, &bp, &bo->shadow);
if (!r) {
@@ -669,6 +677,7 @@ int amdgpu_bo_create(struct amdgpu_device *adev,
int r;
bp->flags = bp->flags & ~AMDGPU_GEM_CREATE_SHADOW;
+
r = amdgpu_bo_do_create(adev, bp, bo_ptr);
if (r)
return r;
@@ -691,6 +700,34 @@ int amdgpu_bo_create(struct amdgpu_device *adev,
}
/**
+ * amdgpu_bo_create_user - create an &amdgpu_bo_user buffer object
+ * @adev: amdgpu device object
+ * @bp: parameters to be used for the buffer object
+ * @ubo_ptr: pointer to the buffer object pointer
+ *
+ * Create a BO to be used by user application;
+ *
+ * Returns:
+ * 0 for success or a negative error code on failure.
+ */
+
+int amdgpu_bo_create_user(struct amdgpu_device *adev,
+ struct amdgpu_bo_param *bp,
+ struct amdgpu_bo_user **ubo_ptr)
+{
+ struct amdgpu_bo *bo_ptr;
+ int r;
+
+ bp->flags = bp->flags & ~AMDGPU_GEM_CREATE_SHADOW;
+ bp->bo_ptr_size = sizeof(struct amdgpu_bo_user);
+ r = amdgpu_bo_do_create(adev, bp, &bo_ptr);
+ if (r)
+ return r;
+
+ *ubo_ptr = to_amdgpu_bo_user(bo_ptr);
+ return r;
+}
+/**
* amdgpu_bo_validate - validate an &amdgpu_bo buffer object
* @bo: pointer to the buffer object
*
@@ -1024,13 +1061,10 @@ int amdgpu_bo_evict_vram(struct amdgpu_device *adev)
{
struct ttm_resource_manager *man;
- /* late 2.6.33 fix IGP hibernate - we need pm ops to do this correct */
-#ifndef CONFIG_HIBERNATION
- if (adev->flags & AMD_IS_APU) {
- /* Useless to evict on IGP chips */
+ if (adev->in_s3 && (adev->flags & AMD_IS_APU)) {
+ /* No need to evict vram on APUs for suspend to ram */
return 0;
}
-#endif
man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
return ttm_resource_manager_evict_all(&adev->mman.bdev, man);
@@ -1096,25 +1130,6 @@ void amdgpu_bo_fini(struct amdgpu_device *adev)
}
/**
- * amdgpu_bo_fbdev_mmap - mmap fbdev memory
- * @bo: &amdgpu_bo buffer object
- * @vma: vma as input from the fbdev mmap method
- *
- * Calls ttm_fbdev_mmap() to mmap fbdev memory if it is backed by a bo.
- *
- * Returns:
- * 0 for success or a negative error code on failure.
- */
-int amdgpu_bo_fbdev_mmap(struct amdgpu_bo *bo,
- struct vm_area_struct *vma)
-{
- if (vma->vm_pgoff != 0)
- return -EACCES;
-
- return ttm_bo_mmap_obj(vma, &bo->tbo);
-}
-
-/**
* amdgpu_bo_set_tiling_flags - set tiling flags
* @bo: &amdgpu_bo buffer object
* @tiling_flags: new flags
@@ -1128,12 +1143,15 @@ int amdgpu_bo_fbdev_mmap(struct amdgpu_bo *bo,
int amdgpu_bo_set_tiling_flags(struct amdgpu_bo *bo, u64 tiling_flags)
{
struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
+ struct amdgpu_bo_user *ubo;
+ BUG_ON(bo->tbo.type == ttm_bo_type_kernel);
if (adev->family <= AMDGPU_FAMILY_CZ &&
AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT) > 6)
return -EINVAL;
- bo->tiling_flags = tiling_flags;
+ ubo = to_amdgpu_bo_user(bo);
+ ubo->tiling_flags = tiling_flags;
return 0;
}
@@ -1147,10 +1165,14 @@ int amdgpu_bo_set_tiling_flags(struct amdgpu_bo *bo, u64 tiling_flags)
*/
void amdgpu_bo_get_tiling_flags(struct amdgpu_bo *bo, u64 *tiling_flags)
{
+ struct amdgpu_bo_user *ubo;
+
+ BUG_ON(bo->tbo.type == ttm_bo_type_kernel);
dma_resv_assert_held(bo->tbo.base.resv);
+ ubo = to_amdgpu_bo_user(bo);
if (tiling_flags)
- *tiling_flags = bo->tiling_flags;
+ *tiling_flags = ubo->tiling_flags;
}
/**
@@ -1169,13 +1191,16 @@ void amdgpu_bo_get_tiling_flags(struct amdgpu_bo *bo, u64 *tiling_flags)
int amdgpu_bo_set_metadata (struct amdgpu_bo *bo, void *metadata,
uint32_t metadata_size, uint64_t flags)
{
+ struct amdgpu_bo_user *ubo;
void *buffer;
+ BUG_ON(bo->tbo.type == ttm_bo_type_kernel);
+ ubo = to_amdgpu_bo_user(bo);
if (!metadata_size) {
- if (bo->metadata_size) {
- kfree(bo->metadata);
- bo->metadata = NULL;
- bo->metadata_size = 0;
+ if (ubo->metadata_size) {
+ kfree(ubo->metadata);
+ ubo->metadata = NULL;
+ ubo->metadata_size = 0;
}
return 0;
}
@@ -1187,10 +1212,10 @@ int amdgpu_bo_set_metadata (struct amdgpu_bo *bo, void *metadata,
if (buffer == NULL)
return -ENOMEM;
- kfree(bo->metadata);
- bo->metadata_flags = flags;
- bo->metadata = buffer;
- bo->metadata_size = metadata_size;
+ kfree(ubo->metadata);
+ ubo->metadata_flags = flags;
+ ubo->metadata = buffer;
+ ubo->metadata_size = metadata_size;
return 0;
}
@@ -1214,21 +1239,25 @@ int amdgpu_bo_get_metadata(struct amdgpu_bo *bo, void *buffer,
size_t buffer_size, uint32_t *metadata_size,
uint64_t *flags)
{
+ struct amdgpu_bo_user *ubo;
+
if (!buffer && !metadata_size)
return -EINVAL;
+ BUG_ON(bo->tbo.type == ttm_bo_type_kernel);
+ ubo = to_amdgpu_bo_user(bo);
if (buffer) {
- if (buffer_size < bo->metadata_size)
+ if (buffer_size < ubo->metadata_size)
return -EINVAL;
- if (bo->metadata_size)
- memcpy(buffer, bo->metadata, bo->metadata_size);
+ if (ubo->metadata_size)
+ memcpy(buffer, ubo->metadata, ubo->metadata_size);
}
if (metadata_size)
- *metadata_size = bo->metadata_size;
+ *metadata_size = ubo->metadata_size;
if (flags)
- *flags = bo->metadata_flags;
+ *flags = ubo->metadata_flags;
return 0;
}
generated by cgit v1.2.3-70-g09d2 (git 2.48.1) at 2025-04-26 11:35:05 +0000