663 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_get_user_pages()  local
664 	unsigned long start = gtt->userptr;  in amdgpu_ttm_tt_get_user_pages()
688 	if (unlikely((gtt->userflags & AMDGPU_GEM_USERPTR_ANONONLY) &&  in amdgpu_ttm_tt_get_user_pages()
712 	struct amdgpu_ttm_tt *gtt = (void *)ttm;  in amdgpu_ttm_tt_discard_user_pages()  local
714 	if (gtt && gtt->userptr && range)  in amdgpu_ttm_tt_discard_user_pages()
727 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_get_user_pages_done()  local
729 	if (!gtt || !gtt->userptr || !range)  in amdgpu_ttm_tt_get_user_pages_done()
733 		gtt->userptr, ttm->num_pages);  in amdgpu_ttm_tt_get_user_pages_done()
765 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_pin_userptr()  local
766 	int write = !(gtt->userflags & AMDGPU_GEM_USERPTR_READONLY);  in amdgpu_ttm_tt_pin_userptr()
784 	drm_prime_sg_to_dma_addr_array(ttm->sg, gtt->ttm.dma_address,  in amdgpu_ttm_tt_pin_userptr()
802 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_unpin_userptr()  local
803 	int write = !(gtt->userflags & AMDGPU_GEM_USERPTR_READONLY);  in amdgpu_ttm_tt_unpin_userptr()
826 	struct amdgpu_ttm_tt *gtt = (void *)ttm;  in amdgpu_ttm_gart_bind_gfx9_mqd()  local
840 				gtt->offset + (page_idx << PAGE_SHIFT),  in amdgpu_ttm_gart_bind_gfx9_mqd()
841 				1, &gtt->ttm.dma_address[page_idx], flags);  in amdgpu_ttm_gart_bind_gfx9_mqd()
847 				gtt->offset + ((page_idx + 1) << PAGE_SHIFT),  in amdgpu_ttm_gart_bind_gfx9_mqd()
849 				&gtt->ttm.dma_address[page_idx + 1],  in amdgpu_ttm_gart_bind_gfx9_mqd()
860 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_gart_bind()  local
868 		amdgpu_gart_bind(adev, gtt->offset, ttm->num_pages,  in amdgpu_ttm_gart_bind()
869 				 gtt->ttm.dma_address, flags);  in amdgpu_ttm_gart_bind()
884 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_backend_bind()  local
891 	if (gtt->bound)  in amdgpu_ttm_backend_bind()
894 	if (gtt->userptr) {  in amdgpu_ttm_backend_bind()
905 			attach = gtt->gobj->import_attach;  in amdgpu_ttm_backend_bind()
913 		drm_prime_sg_to_dma_addr_array(ttm->sg, gtt->ttm.dma_address,  in amdgpu_ttm_backend_bind()
924 		gtt->offset = AMDGPU_BO_INVALID_OFFSET;  in amdgpu_ttm_backend_bind()
932 	gtt->offset = (u64)bo_mem->start << PAGE_SHIFT;  in amdgpu_ttm_backend_bind()
933 	amdgpu_gart_bind(adev, gtt->offset, ttm->num_pages,  in amdgpu_ttm_backend_bind()
934 			 gtt->ttm.dma_address, flags);  in amdgpu_ttm_backend_bind()
935 	gtt->bound = true;  in amdgpu_ttm_backend_bind()
951 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(bo->ttm);  in amdgpu_ttm_alloc_gart()  local
985 	gtt->offset = (u64)tmp->start << PAGE_SHIFT;  in amdgpu_ttm_alloc_gart()
1022 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_backend_unbind()  local
1025 	if (gtt->userptr) {  in amdgpu_ttm_backend_unbind()
1027 	} else if (ttm->sg && gtt->gobj->import_attach) {  in amdgpu_ttm_backend_unbind()
1030 		attach = gtt->gobj->import_attach;  in amdgpu_ttm_backend_unbind()
1035 	if (!gtt->bound)  in amdgpu_ttm_backend_unbind()
1038 	if (gtt->offset == AMDGPU_BO_INVALID_OFFSET)  in amdgpu_ttm_backend_unbind()
1042 	amdgpu_gart_unbind(adev, gtt->offset, ttm->num_pages);  in amdgpu_ttm_backend_unbind()
1043 	gtt->bound = false;  in amdgpu_ttm_backend_unbind()
1049 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_backend_destroy()  local
1051 	if (gtt->usertask)  in amdgpu_ttm_backend_destroy()
1052 		put_task_struct(gtt->usertask);  in amdgpu_ttm_backend_destroy()
1054 	ttm_tt_fini(&gtt->ttm);  in amdgpu_ttm_backend_destroy()
1055 	kfree(gtt);  in amdgpu_ttm_backend_destroy()
1071 	struct amdgpu_ttm_tt *gtt;  in amdgpu_ttm_tt_create()  local
1074 	gtt = kzalloc(sizeof(struct amdgpu_ttm_tt), GFP_KERNEL);  in amdgpu_ttm_tt_create()
1075 	if (!gtt)  in amdgpu_ttm_tt_create()
1078 	gtt->gobj = &bo->base;  in amdgpu_ttm_tt_create()
1080 		gtt->pool_id = KFD_XCP_MEM_ID(adev, abo->xcp_id);  in amdgpu_ttm_tt_create()
1082 		gtt->pool_id = abo->xcp_id;  in amdgpu_ttm_tt_create()
1090 	if (ttm_sg_tt_init(&gtt->ttm, bo, page_flags, caching)) {  in amdgpu_ttm_tt_create()
1091 		kfree(gtt);  in amdgpu_ttm_tt_create()
1094 	return &gtt->ttm;  in amdgpu_ttm_tt_create()
1108 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_populate()  local
1114 	if (gtt->userptr) {  in amdgpu_ttm_tt_populate()
1124 	if (adev->mman.ttm_pools && gtt->pool_id >= 0)  in amdgpu_ttm_tt_populate()
1125 		pool = &adev->mman.ttm_pools[gtt->pool_id];  in amdgpu_ttm_tt_populate()
1147 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_unpopulate()  local
1154 	if (gtt->userptr) {  in amdgpu_ttm_tt_unpopulate()
1169 	if (adev->mman.ttm_pools && gtt->pool_id >= 0)  in amdgpu_ttm_tt_unpopulate()
1170 		pool = &adev->mman.ttm_pools[gtt->pool_id];  in amdgpu_ttm_tt_unpopulate()
1187 	struct amdgpu_ttm_tt *gtt;  in amdgpu_ttm_tt_get_userptr()  local
1192 	gtt = (void *)tbo->ttm;  in amdgpu_ttm_tt_get_userptr()
1193 	*user_addr = gtt->userptr;  in amdgpu_ttm_tt_get_userptr()
1212 	struct amdgpu_ttm_tt *gtt;  in amdgpu_ttm_tt_set_userptr()  local
1224 	gtt = ttm_to_amdgpu_ttm_tt(bo->ttm);  in amdgpu_ttm_tt_set_userptr()
1225 	gtt->userptr = addr;  in amdgpu_ttm_tt_set_userptr()
1226 	gtt->userflags = flags;  in amdgpu_ttm_tt_set_userptr()
1228 	if (gtt->usertask)  in amdgpu_ttm_tt_set_userptr()
1229 		put_task_struct(gtt->usertask);  in amdgpu_ttm_tt_set_userptr()
1230 	gtt->usertask = current->group_leader;  in amdgpu_ttm_tt_set_userptr()
1231 	get_task_struct(gtt->usertask);  in amdgpu_ttm_tt_set_userptr()
1241 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_get_usermm()  local
1243 	if (gtt == NULL)  in amdgpu_ttm_tt_get_usermm()
1246 	if (gtt->usertask == NULL)  in amdgpu_ttm_tt_get_usermm()
1249 	return gtt->usertask->mm;  in amdgpu_ttm_tt_get_usermm()
1260 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_affect_userptr()  local
1263 	if (gtt == NULL || !gtt->userptr)  in amdgpu_ttm_tt_affect_userptr()
1269 	size = (unsigned long)gtt->ttm.num_pages * PAGE_SIZE;  in amdgpu_ttm_tt_affect_userptr()
1270 	if (gtt->userptr > end || gtt->userptr + size <= start)  in amdgpu_ttm_tt_affect_userptr()
1274 		*userptr = gtt->userptr;  in amdgpu_ttm_tt_affect_userptr()
1283 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_is_userptr()  local
1285 	if (gtt == NULL || !gtt->userptr)  in amdgpu_ttm_tt_is_userptr()
1296 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_is_readonly()  local
1298 	if (gtt == NULL)  in amdgpu_ttm_tt_is_readonly()
1301 	return !!(gtt->userflags & AMDGPU_GEM_USERPTR_READONLY);  in amdgpu_ttm_tt_is_readonly()