man->func = &amdgpu_gtt_mgr_func;
man->available_caching = TTM_PL_MASK_CACHING;
man->default_caching = TTM_PL_FLAG_CACHED;
- man->flags = TTM_MEMTYPE_FLAG_MAPPABLE | TTM_MEMTYPE_FLAG_CMA;
+ man->flags = TTM_MEMTYPE_FLAG_MAPPABLE;
break;
case TTM_PL_VRAM:
/* "On-card" video ram */
case AMDGPU_PL_OA:
/* On-chip GDS memory*/
man->func = &ttm_bo_manager_func;
- man->flags = TTM_MEMTYPE_FLAG_FIXED | TTM_MEMTYPE_FLAG_CMA;
+ man->flags = TTM_MEMTYPE_FLAG_FIXED;
man->available_caching = TTM_PL_FLAG_UNCACHED;
man->default_caching = TTM_PL_FLAG_UNCACHED;
break;
man->func = &ttm_bo_manager_func;
man->available_caching = TTM_PL_MASK_CACHING;
man->default_caching = TTM_PL_FLAG_CACHED;
- man->flags = TTM_MEMTYPE_FLAG_MAPPABLE | TTM_MEMTYPE_FLAG_CMA;
+ man->flags = TTM_MEMTYPE_FLAG_MAPPABLE;
#if IS_ENABLED(CONFIG_AGP)
if (rdev->flags & RADEON_IS_AGP) {
if (!rdev->ddev->agp) {
struct ttm_operation_ctx *ctx)
{
struct ttm_bo_device *bdev = bo->bdev;
- bool old_is_pci = ttm_mem_reg_is_pci(bdev, &bo->mem);
- bool new_is_pci = ttm_mem_reg_is_pci(bdev, mem);
struct ttm_mem_type_manager *old_man = &bdev->man[bo->mem.mem_type];
struct ttm_mem_type_manager *new_man = &bdev->man[mem->mem_type];
- int ret = 0;
+ int ret;
- if (old_is_pci || new_is_pci ||
- ((mem->placement & bo->mem.placement & TTM_PL_MASK_CACHING) == 0)) {
- ret = ttm_mem_io_lock(old_man, true);
- if (unlikely(ret != 0))
- goto out_err;
- ttm_bo_unmap_virtual_locked(bo);
- ttm_mem_io_unlock(old_man);
- }
+ ret = ttm_mem_io_lock(old_man, true);
+ if (unlikely(ret != 0))
+ goto out_err;
+ ttm_bo_unmap_virtual_locked(bo);
+ ttm_mem_io_unlock(old_man);
/*
* Create and bind a ttm if required.
* buffer object vm functions.
*/
-bool ttm_mem_reg_is_pci(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem)
-{
- struct ttm_mem_type_manager *man = &bdev->man[mem->mem_type];
-
- if (!(man->flags & TTM_MEMTYPE_FLAG_FIXED)) {
- if (mem->mem_type == TTM_PL_SYSTEM)
- return false;
-
- if (man->flags & TTM_MEMTYPE_FLAG_CMA)
- return false;
-
- if (mem->placement & TTM_PL_FLAG_CACHED)
- return false;
- }
- return true;
-}
-
void ttm_bo_unmap_virtual_locked(struct ttm_buffer_object *bo)
{
struct ttm_bo_device *bdev = bo->bdev;
* slots as well as the bo size.
*/
man->func = &vmw_gmrid_manager_func;
- man->flags = TTM_MEMTYPE_FLAG_CMA | TTM_MEMTYPE_FLAG_MAPPABLE;
+ man->flags = TTM_MEMTYPE_FLAG_MAPPABLE;
man->available_caching = TTM_PL_FLAG_CACHED;
man->default_caching = TTM_PL_FLAG_CACHED;
break;