openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/radeon/ttm: don't store driver copy of device pointer. 

This can be gotten back from bdev.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200826014428.828392-3-airlied@gmail.com
This commit is contained in:
Dave Airlie 2020-08-25 09:08:11 +10:00
parent 05010c1e2f
commit 8e6c0a2fe7
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/gpu/drm/radeon/radeon_ttm.c
View File

@ -422,7 +422,6 @@ static int radeon_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_reso
*/
struct radeon_ttm_tt {
struct ttm_dma_tt ttm;
struct radeon_device *rdev;
u64 offset;
uint64_t userptr;
@ -525,6 +524,7 @@ static int radeon_ttm_backend_bind(struct ttm_tt *ttm,
struct ttm_resource *bo_mem)
{
struct radeon_ttm_tt *gtt = (void*)ttm;
struct radeon_device *rdev = radeon_get_rdev(ttm->bdev);
uint32_t flags = RADEON_GART_PAGE_VALID | RADEON_GART_PAGE_READ |
RADEON_GART_PAGE_WRITE;
int r;
@ -541,7 +541,7 @@ static int radeon_ttm_backend_bind(struct ttm_tt *ttm,
}
if (ttm->caching_state == tt_cached)
flags |= RADEON_GART_PAGE_SNOOP;
r = radeon_gart_bind(gtt->rdev, gtt->offset, ttm->num_pages,
r = radeon_gart_bind(rdev, gtt->offset, ttm->num_pages,
ttm->pages, gtt->ttm.dma_address, flags);
if (r) {
DRM_ERROR("failed to bind %lu pages at 0x%08X\n",
@ -554,8 +554,9 @@ static int radeon_ttm_backend_bind(struct ttm_tt *ttm,
static void radeon_ttm_backend_unbind(struct ttm_tt *ttm)
{
struct radeon_ttm_tt *gtt = (void *)ttm;
struct radeon_device *rdev = radeon_get_rdev(ttm->bdev);
radeon_gart_unbind(gtt->rdev, gtt->offset, ttm->num_pages);
radeon_gart_unbind(rdev, gtt->offset, ttm->num_pages);
if (gtt->userptr)
radeon_ttm_tt_unpin_userptr(ttm);
@ -594,7 +595,6 @@ static struct ttm_tt *radeon_ttm_tt_create(struct ttm_buffer_object *bo,
return NULL;
}
gtt->ttm.ttm.func = &radeon_backend_func;
gtt->rdev = rdev;
if (ttm_dma_tt_init(&gtt->ttm, bo, page_flags)) {
kfree(gtt);
return NULL;