41 	struct armada_gem_object *dobj = drm_to_armada_gem(obj);  in armada_gem_free_object()  local
44 	DRM_DEBUG_DRIVER("release obj %p\n", dobj);  in armada_gem_free_object()
46 	drm_gem_free_mmap_offset(&dobj->obj);  in armada_gem_free_object()
50 	if (dobj->page) {  in armada_gem_free_object()
52 		unsigned int order = get_order(dobj->obj.size);  in armada_gem_free_object()
53 		__free_pages(dobj->page, order);  in armada_gem_free_object()
54 	} else if (dobj->linear) {  in armada_gem_free_object()
57 		drm_mm_remove_node(dobj->linear);  in armada_gem_free_object()
59 		kfree(dobj->linear);  in armada_gem_free_object()
60 		if (dobj->addr)  in armada_gem_free_object()
61 			iounmap(dobj->addr);  in armada_gem_free_object()
64 	if (dobj->obj.import_attach) {  in armada_gem_free_object()
66 		if (dobj->sgt)  in armada_gem_free_object()
67 			dma_buf_unmap_attachment(dobj->obj.import_attach,  in armada_gem_free_object()
68 						 dobj->sgt, DMA_TO_DEVICE);  in armada_gem_free_object()
69 		drm_prime_gem_destroy(&dobj->obj, NULL);  in armada_gem_free_object()
72 	drm_gem_object_release(&dobj->obj);  in armada_gem_free_object()
74 	kfree(dobj);  in armada_gem_free_object()
179 armada_gem_map_object(struct drm_device *dev, struct armada_gem_object *dobj)  in armada_gem_map_object()  argument
182 	if (!dobj->addr && dobj->linear)  in armada_gem_map_object()
183 		dobj->addr = ioremap_wc(dobj->phys_addr, dobj->obj.size);  in armada_gem_map_object()
184 	return dobj->addr;  in armada_gem_map_object()
234 	struct armada_gem_object *dobj;  in armada_gem_dumb_create()  local
242 	dobj = armada_gem_alloc_private_object(dev, size);  in armada_gem_dumb_create()
243 	if (dobj == NULL)  in armada_gem_dumb_create()
246 	ret = armada_gem_linear_back(dev, dobj);  in armada_gem_dumb_create()
250 	ret = drm_gem_handle_create(file, &dobj->obj, &handle);  in armada_gem_dumb_create()
257 	DRM_DEBUG_DRIVER("obj %p size %zu handle %#x\n", dobj, size, handle);  in armada_gem_dumb_create()
259 	drm_gem_object_put(&dobj->obj);  in armada_gem_dumb_create()
268 	struct armada_gem_object *dobj;  in armada_gem_create_ioctl()  local
278 	dobj = armada_gem_alloc_object(dev, size);  in armada_gem_create_ioctl()
279 	if (dobj == NULL)  in armada_gem_create_ioctl()
282 	ret = drm_gem_handle_create(file, &dobj->obj, &handle);  in armada_gem_create_ioctl()
289 	DRM_DEBUG_DRIVER("obj %p size %zu handle %#x\n", dobj, size, handle);  in armada_gem_create_ioctl()
291 	drm_gem_object_put(&dobj->obj);  in armada_gem_create_ioctl()
300 	struct armada_gem_object *dobj;  in armada_gem_mmap_ioctl()  local
303 	dobj = armada_gem_object_lookup(file, args->handle);  in armada_gem_mmap_ioctl()
304 	if (dobj == NULL)  in armada_gem_mmap_ioctl()
307 	if (!dobj->obj.filp) {  in armada_gem_mmap_ioctl()
308 		drm_gem_object_put(&dobj->obj);  in armada_gem_mmap_ioctl()
312 	addr = vm_mmap(dobj->obj.filp, 0, args->size, PROT_READ | PROT_WRITE,  in armada_gem_mmap_ioctl()
314 	drm_gem_object_put(&dobj->obj);  in armada_gem_mmap_ioctl()
327 	struct armada_gem_object *dobj;  in armada_gem_pwrite_ioctl()  local
346 	dobj = armada_gem_object_lookup(file, args->handle);  in armada_gem_pwrite_ioctl()
347 	if (dobj == NULL)  in armada_gem_pwrite_ioctl()
351 	if (!dobj->addr)  in armada_gem_pwrite_ioctl()
354 	if (args->offset > dobj->obj.size ||  in armada_gem_pwrite_ioctl()
355 	    args->size > dobj->obj.size - args->offset) {  in armada_gem_pwrite_ioctl()
356 		DRM_ERROR("invalid size: object size %u\n", dobj->obj.size);  in armada_gem_pwrite_ioctl()
361 	if (copy_from_user(dobj->addr + args->offset, ptr, args->size)) {  in armada_gem_pwrite_ioctl()
363 	} else if (dobj->update) {  in armada_gem_pwrite_ioctl()
364 		dobj->update(dobj->update_data);  in armada_gem_pwrite_ioctl()
369 	drm_gem_object_put(&dobj->obj);  in armada_gem_pwrite_ioctl()
379 	struct armada_gem_object *dobj = drm_to_armada_gem(obj);  in armada_gem_prime_map_dma_buf()  local
388 	if (dobj->obj.filp) {  in armada_gem_prime_map_dma_buf()
392 		count = dobj->obj.size / PAGE_SIZE;  in armada_gem_prime_map_dma_buf()
396 		mapping = dobj->obj.filp->f_mapping;  in armada_gem_prime_map_dma_buf()
410 	} else if (dobj->page) {  in armada_gem_prime_map_dma_buf()
415 		sg_set_page(sgt->sgl, dobj->page, dobj->obj.size, 0);  in armada_gem_prime_map_dma_buf()
419 	} else if (dobj->linear) {  in armada_gem_prime_map_dma_buf()
423 		sg_dma_address(sgt->sgl) = dobj->dev_addr;  in armada_gem_prime_map_dma_buf()
424 		sg_dma_len(sgt->sgl) = dobj->obj.size;  in armada_gem_prime_map_dma_buf()
445 	struct armada_gem_object *dobj = drm_to_armada_gem(obj);  in armada_gem_prime_unmap_dma_buf()  local
448 	if (!dobj->linear)  in armada_gem_prime_unmap_dma_buf()
451 	if (dobj->obj.filp) {  in armada_gem_prime_unmap_dma_buf()
492 	struct armada_gem_object *dobj;  in armada_gem_prime_import()  local
510 	dobj = armada_gem_alloc_private_object(dev, buf->size);  in armada_gem_prime_import()
511 	if (!dobj) {  in armada_gem_prime_import()
516 	dobj->obj.import_attach = attach;  in armada_gem_prime_import()
524 	return &dobj->obj;  in armada_gem_prime_import()
527 int armada_gem_map_import(struct armada_gem_object *dobj)  in armada_gem_map_import()  argument
531 	dobj->sgt = dma_buf_map_attachment(dobj->obj.import_attach,  in armada_gem_map_import()
533 	if (IS_ERR(dobj->sgt)) {  in armada_gem_map_import()
534 		ret = PTR_ERR(dobj->sgt);  in armada_gem_map_import()
535 		dobj->sgt = NULL;  in armada_gem_map_import()
539 	if (dobj->sgt->nents > 1) {  in armada_gem_map_import()
543 	if (sg_dma_len(dobj->sgt->sgl) < dobj->obj.size) {  in armada_gem_map_import()
547 	dobj->dev_addr = sg_dma_address(dobj->sgt->sgl);  in armada_gem_map_import()
548 	dobj->mapped = true;  in armada_gem_map_import()