233 	struct dma_test_frame *tf = container_of(frame, typeof(*tf), frame);  in dma_test_rx_callback()  local
234 	struct dma_test *dt = tf->dma_test;  in dma_test_rx_callback()
237 	dma_unmap_single(dma_dev, tf->frame.buffer_phy, DMA_TEST_FRAME_SIZE,  in dma_test_rx_callback()
239 	kfree(tf->data);  in dma_test_rx_callback()
242 		kfree(tf);  in dma_test_rx_callback()
250 	if (tf->frame.flags & RING_DESC_CRC_ERROR)  in dma_test_rx_callback()
252 	if (tf->frame.flags & RING_DESC_BUFFER_OVERRUN)  in dma_test_rx_callback()
255 	kfree(tf);  in dma_test_rx_callback()
267 		struct dma_test_frame *tf;  in dma_test_submit_rx()  local
270 		tf = kzalloc(sizeof(*tf), GFP_KERNEL);  in dma_test_submit_rx()
271 		if (!tf)  in dma_test_submit_rx()
274 		tf->data = kzalloc(DMA_TEST_FRAME_SIZE, GFP_KERNEL);  in dma_test_submit_rx()
275 		if (!tf->data) {  in dma_test_submit_rx()
276 			kfree(tf);  in dma_test_submit_rx()
280 		dma_addr = dma_map_single(dma_dev, tf->data, DMA_TEST_FRAME_SIZE,  in dma_test_submit_rx()
283 			kfree(tf->data);  in dma_test_submit_rx()
284 			kfree(tf);  in dma_test_submit_rx()
288 		tf->frame.buffer_phy = dma_addr;  in dma_test_submit_rx()
289 		tf->frame.callback = dma_test_rx_callback;  in dma_test_submit_rx()
290 		tf->dma_test = dt;  in dma_test_submit_rx()
291 		INIT_LIST_HEAD(&tf->frame.list);  in dma_test_submit_rx()
293 		tb_ring_rx(dt->rx_ring, &tf->frame);  in dma_test_submit_rx()
302 	struct dma_test_frame *tf = container_of(frame, typeof(*tf), frame);  in dma_test_tx_callback()  local
303 	struct dma_test *dt = tf->dma_test;  in dma_test_tx_callback()
306 	dma_unmap_single(dma_dev, tf->frame.buffer_phy, DMA_TEST_FRAME_SIZE,  in dma_test_tx_callback()
308 	kfree(tf->data);  in dma_test_tx_callback()
309 	kfree(tf);  in dma_test_tx_callback()
318 		struct dma_test_frame *tf;  in dma_test_submit_tx()  local
321 		tf = kzalloc(sizeof(*tf), GFP_KERNEL);  in dma_test_submit_tx()
322 		if (!tf)  in dma_test_submit_tx()
325 		tf->frame.size = 0; /* means 4096 */  in dma_test_submit_tx()
326 		tf->dma_test = dt;  in dma_test_submit_tx()
328 		tf->data = kmemdup(dma_test_pattern, DMA_TEST_FRAME_SIZE, GFP_KERNEL);  in dma_test_submit_tx()
329 		if (!tf->data) {  in dma_test_submit_tx()
330 			kfree(tf);  in dma_test_submit_tx()
334 		dma_addr = dma_map_single(dma_dev, tf->data, DMA_TEST_FRAME_SIZE,  in dma_test_submit_tx()
337 			kfree(tf->data);  in dma_test_submit_tx()
338 			kfree(tf);  in dma_test_submit_tx()
342 		tf->frame.buffer_phy = dma_addr;  in dma_test_submit_tx()
343 		tf->frame.callback = dma_test_tx_callback;  in dma_test_submit_tx()
344 		tf->frame.sof = DMA_TEST_PDF_FRAME_START;  in dma_test_submit_tx()
345 		tf->frame.eof = DMA_TEST_PDF_FRAME_END;  in dma_test_submit_tx()
346 		INIT_LIST_HEAD(&tf->frame.list);  in dma_test_submit_tx()
352 		tb_ring_tx(dt->tx_ring, &tf->frame);  in dma_test_submit_tx()