44 	struct armada_gem_object *dobj = drm_to_armada_gem(obj);  in armada_gem_free_object()  local
47 	DRM_DEBUG_DRIVER("release obj %p\n", dobj);  in armada_gem_free_object()
49 	drm_gem_free_mmap_offset(&dobj->obj);  in armada_gem_free_object()
53 	if (dobj->page) {  in armada_gem_free_object()
55 		unsigned int order = get_order(dobj->obj.size);  in armada_gem_free_object()
56 		__free_pages(dobj->page, order);  in armada_gem_free_object()
57 	} else if (dobj->linear) {  in armada_gem_free_object()
60 		drm_mm_remove_node(dobj->linear);  in armada_gem_free_object()
62 		kfree(dobj->linear);  in armada_gem_free_object()
63 		if (dobj->addr)  in armada_gem_free_object()
64 			iounmap(dobj->addr);  in armada_gem_free_object()
67 	if (dobj->obj.import_attach) {  in armada_gem_free_object()
69 		if (dobj->sgt)  in armada_gem_free_object()
70 			dma_buf_unmap_attachment_unlocked(dobj->obj.import_attach,  in armada_gem_free_object()
71 							  dobj->sgt, DMA_TO_DEVICE);  in armada_gem_free_object()
72 		drm_prime_gem_destroy(&dobj->obj, NULL);  in armada_gem_free_object()
75 	drm_gem_object_release(&dobj->obj);  in armada_gem_free_object()
77 	kfree(dobj);  in armada_gem_free_object()
182 armada_gem_map_object(struct drm_device *dev, struct armada_gem_object *dobj)  in armada_gem_map_object()  argument
185 	if (!dobj->addr && dobj->linear)  in armada_gem_map_object()
186 		dobj->addr = ioremap_wc(dobj->phys_addr, dobj->obj.size);  in armada_gem_map_object()
187 	return dobj->addr;  in armada_gem_map_object()
247 	struct armada_gem_object *dobj;  in armada_gem_dumb_create()  local
255 	dobj = armada_gem_alloc_private_object(dev, size);  in armada_gem_dumb_create()
256 	if (dobj == NULL)  in armada_gem_dumb_create()
259 	ret = armada_gem_linear_back(dev, dobj);  in armada_gem_dumb_create()
263 	ret = drm_gem_handle_create(file, &dobj->obj, &handle);  in armada_gem_dumb_create()
270 	DRM_DEBUG_DRIVER("obj %p size %zu handle %#x\n", dobj, size, handle);  in armada_gem_dumb_create()
272 	drm_gem_object_put(&dobj->obj);  in armada_gem_dumb_create()
281 	struct armada_gem_object *dobj;  in armada_gem_create_ioctl()  local
291 	dobj = armada_gem_alloc_object(dev, size);  in armada_gem_create_ioctl()
292 	if (dobj == NULL)  in armada_gem_create_ioctl()
295 	ret = drm_gem_handle_create(file, &dobj->obj, &handle);  in armada_gem_create_ioctl()
302 	DRM_DEBUG_DRIVER("obj %p size %zu handle %#x\n", dobj, size, handle);  in armada_gem_create_ioctl()
304 	drm_gem_object_put(&dobj->obj);  in armada_gem_create_ioctl()
313 	struct armada_gem_object *dobj;  in armada_gem_mmap_ioctl()  local
316 	dobj = armada_gem_object_lookup(file, args->handle);  in armada_gem_mmap_ioctl()
317 	if (dobj == NULL)  in armada_gem_mmap_ioctl()
320 	if (!dobj->obj.filp) {  in armada_gem_mmap_ioctl()
321 		drm_gem_object_put(&dobj->obj);  in armada_gem_mmap_ioctl()
325 	addr = vm_mmap(dobj->obj.filp, 0, args->size, PROT_READ | PROT_WRITE,  in armada_gem_mmap_ioctl()
327 	drm_gem_object_put(&dobj->obj);  in armada_gem_mmap_ioctl()
340 	struct armada_gem_object *dobj;  in armada_gem_pwrite_ioctl()  local
358 	dobj = armada_gem_object_lookup(file, args->handle);  in armada_gem_pwrite_ioctl()
359 	if (dobj == NULL)  in armada_gem_pwrite_ioctl()
363 	if (!dobj->addr)  in armada_gem_pwrite_ioctl()
366 	if (args->offset > dobj->obj.size ||  in armada_gem_pwrite_ioctl()
367 	    args->size > dobj->obj.size - args->offset) {  in armada_gem_pwrite_ioctl()
368 		DRM_ERROR("invalid size: object size %u\n", dobj->obj.size);  in armada_gem_pwrite_ioctl()
373 	if (copy_from_user(dobj->addr + args->offset, ptr, args->size)) {  in armada_gem_pwrite_ioctl()
375 	} else if (dobj->update) {  in armada_gem_pwrite_ioctl()
376 		dobj->update(dobj->update_data);  in armada_gem_pwrite_ioctl()
381 	drm_gem_object_put(&dobj->obj);  in armada_gem_pwrite_ioctl()
391 	struct armada_gem_object *dobj = drm_to_armada_gem(obj);  in armada_gem_prime_map_dma_buf()  local
400 	if (dobj->obj.filp) {  in armada_gem_prime_map_dma_buf()
404 		count = dobj->obj.size / PAGE_SIZE;  in armada_gem_prime_map_dma_buf()
408 		mapping = dobj->obj.filp->f_mapping;  in armada_gem_prime_map_dma_buf()
422 	} else if (dobj->page) {  in armada_gem_prime_map_dma_buf()
427 		sg_set_page(sgt->sgl, dobj->page, dobj->obj.size, 0);  in armada_gem_prime_map_dma_buf()
431 	} else if (dobj->linear) {  in armada_gem_prime_map_dma_buf()
435 		sg_dma_address(sgt->sgl) = dobj->dev_addr;  in armada_gem_prime_map_dma_buf()
436 		sg_dma_len(sgt->sgl) = dobj->obj.size;  in armada_gem_prime_map_dma_buf()
457 	struct armada_gem_object *dobj = drm_to_armada_gem(obj);  in armada_gem_prime_unmap_dma_buf()  local
460 	if (!dobj->linear)  in armada_gem_prime_unmap_dma_buf()
463 	if (dobj->obj.filp) {  in armada_gem_prime_unmap_dma_buf()
504 	struct armada_gem_object *dobj;  in armada_gem_prime_import()  local
522 	dobj = armada_gem_alloc_private_object(dev, buf->size);  in armada_gem_prime_import()
523 	if (!dobj) {  in armada_gem_prime_import()
528 	dobj->obj.import_attach = attach;  in armada_gem_prime_import()
536 	return &dobj->obj;  in armada_gem_prime_import()
539 int armada_gem_map_import(struct armada_gem_object *dobj)  in armada_gem_map_import()  argument
543 	dobj->sgt = dma_buf_map_attachment_unlocked(dobj->obj.import_attach,  in armada_gem_map_import()
545 	if (IS_ERR(dobj->sgt)) {  in armada_gem_map_import()
546 		ret = PTR_ERR(dobj->sgt);  in armada_gem_map_import()
547 		dobj->sgt = NULL;  in armada_gem_map_import()
551 	if (dobj->sgt->nents > 1) {  in armada_gem_map_import()
555 	if (sg_dma_len(dobj->sgt->sgl) < dobj->obj.size) {  in armada_gem_map_import()
559 	dobj->dev_addr = sg_dma_address(dobj->sgt->sgl);  in armada_gem_map_import()
560 	dobj->mapped = true;  in armada_gem_map_import()