struct radeon_device *rdev;
uint64_t old_start, new_start;
struct radeon_fence *fence;
+ unsigned num_pages;
int r, ridx;
rdev = radeon_get_rdev(bo->bdev);
BUILD_BUG_ON((PAGE_SIZE % RADEON_GPU_PAGE_SIZE) != 0);
- /* sync other rings */
- fence = bo->sync_obj;
- r = radeon_copy(rdev, old_start, new_start,
- new_mem->num_pages * (PAGE_SIZE / RADEON_GPU_PAGE_SIZE), /* GPU pages */
- &fence);
- /* FIXME: handle copy error */
- r = ttm_bo_move_accel_cleanup(bo, (void *)fence,
+ num_pages = new_mem->num_pages * (PAGE_SIZE / RADEON_GPU_PAGE_SIZE);
+ fence = radeon_copy(rdev, old_start, new_start, num_pages, bo->resv);
+ if (IS_ERR(fence))
+ return PTR_ERR(fence);
+
+ r = ttm_bo_move_accel_cleanup(bo, &fence->base,
evict, no_wait_gpu, new_mem);
radeon_fence_unref(&fence);
return r;
{
}
-static int radeon_sync_obj_wait(void *sync_obj, bool lazy, bool interruptible)
-{
- return radeon_fence_wait((struct radeon_fence *)sync_obj, interruptible);
-}
-
-static int radeon_sync_obj_flush(void *sync_obj)
-{
- return 0;
-}
-
-static void radeon_sync_obj_unref(void **sync_obj)
-{
- radeon_fence_unref((struct radeon_fence **)sync_obj);
-}
-
-static void *radeon_sync_obj_ref(void *sync_obj)
-{
- return radeon_fence_ref((struct radeon_fence *)sync_obj);
-}
-
-static bool radeon_sync_obj_signaled(void *sync_obj)
-{
- return radeon_fence_signaled((struct radeon_fence *)sync_obj);
-}
-
/*
* TTM backend functions.
*/
return >t->ttm.ttm;
}
+static struct radeon_ttm_tt *radeon_ttm_tt_to_gtt(struct ttm_tt *ttm)
+{
+ if (!ttm || ttm->func != &radeon_backend_func)
+ return NULL;
+ return (struct radeon_ttm_tt *)ttm;
+}
+
static int radeon_ttm_tt_populate(struct ttm_tt *ttm)
{
+ struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(ttm);
struct radeon_device *rdev;
- struct radeon_ttm_tt *gtt = (void *)ttm;
unsigned i;
int r;
bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
if (ttm->state != tt_unpopulated)
return 0;
- if (gtt->userptr) {
+ if (gtt && gtt->userptr) {
ttm->sg = kcalloc(1, sizeof(struct sg_table), GFP_KERNEL);
if (!ttm->sg)
return -ENOMEM;
static void radeon_ttm_tt_unpopulate(struct ttm_tt *ttm)
{
struct radeon_device *rdev;
- struct radeon_ttm_tt *gtt = (void *)ttm;
+ struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(ttm);
unsigned i;
bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
- if (gtt->userptr) {
+ if (gtt && gtt->userptr) {
kfree(ttm->sg);
ttm->page_flags &= ~TTM_PAGE_FLAG_SG;
return;
int radeon_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
uint32_t flags)
{
- struct radeon_ttm_tt *gtt = (void *)ttm;
+ struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(ttm);
if (gtt == NULL)
return -EINVAL;
bool radeon_ttm_tt_has_userptr(struct ttm_tt *ttm)
{
- struct radeon_ttm_tt *gtt = (void *)ttm;
+ struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(ttm);
if (gtt == NULL)
return false;
bool radeon_ttm_tt_is_readonly(struct ttm_tt *ttm)
{
- struct radeon_ttm_tt *gtt = (void *)ttm;
+ struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(ttm);
if (gtt == NULL)
return false;
.evict_flags = &radeon_evict_flags,
.move = &radeon_bo_move,
.verify_access = &radeon_verify_access,
- .sync_obj_signaled = &radeon_sync_obj_signaled,
- .sync_obj_wait = &radeon_sync_obj_wait,
- .sync_obj_flush = &radeon_sync_obj_flush,
- .sync_obj_unref = &radeon_sync_obj_unref,
- .sync_obj_ref = &radeon_sync_obj_ref,
.move_notify = &radeon_bo_move_notify,
.fault_reserve_notify = &radeon_bo_fault_reserve_notify,
.io_mem_reserve = &radeon_ttm_io_mem_reserve,