9 #include <zephyr/drivers/dma.h>
39  * Tests host input streams with the DMA API
46 	const struct device *dma;  in ZTEST()  local
70 	dma = DEVICE_DT_GET(DT_NODELABEL(hda_host_in));  in ZTEST()
71 	zassert_true(device_is_ready(dma), "DMA device is not ready");  in ZTEST()
73 	channel = dma_request_channel(dma, NULL);  in ZTEST()
74 	zassert_true(channel >= 0, "Expected a valid DMA channel");  in ZTEST()
75 	hda_dump_regs(HOST_IN, HDA_REGBLOCK_SIZE, channel, "dma channel");  in ZTEST()
96 	res = dma_config(dma, channel, &dma_cfg);  in ZTEST()
97 	hda_dump_regs(HOST_IN, HDA_REGBLOCK_SIZE, channel, "dsp dma config");  in ZTEST()
98 	zassert_ok(res, "Expected dma config to succeed");  in ZTEST()
100 	res = dma_start(dma, channel);  in ZTEST()
101 	hda_dump_regs(HOST_IN, HDA_REGBLOCK_SIZE, channel, "dsp dma start");  in ZTEST()
102 	zassert_ok(res, "Expected dma start to succeed");  in ZTEST()
108 		res = dma_reload(dma, channel, 0, 0, DMA_BUF_SIZE);  in ZTEST()
109 		zassert_ok(res, "Expected dma reload to succeed");  in ZTEST()
110 		hda_dump_regs(HOST_IN, HDA_REGBLOCK_SIZE, channel, "dsp dma reload");  in ZTEST()
116 			res = dma_get_status(dma, channel, &status);  in ZTEST()
117 			zassert_ok(res, "Expected dma status to succeed");  in ZTEST()
138 	res = dma_stop(dma, channel);  in ZTEST()
139 	zassert_ok(res, "Expected dma stop to succeed");  in ZTEST()
143  * Tests host output streams with the DMA API
147 	const struct device *dma;  in test_hda_host_out_dma()  local
159 	dma = DEVICE_DT_GET(DT_NODELABEL(hda_host_out));  in test_hda_host_out_dma()
160 	zassert_true(device_is_ready(dma), "DMA device is not ready");  in test_hda_host_out_dma()
162 	channel = dma_request_channel(dma, NULL);  in test_hda_host_out_dma()
163 	zassert_true(channel >= 0, "Expected a valid DMA channel");  in test_hda_host_out_dma()
164 	hda_dump_regs(HOST_OUT, HDA_REGBLOCK_SIZE, channel, "dma request channel");  in test_hda_host_out_dma()
185 	res = dma_config(dma, channel, &dma_cfg);  in test_hda_host_out_dma()
186 	hda_dump_regs(HOST_OUT, HDA_REGBLOCK_SIZE, channel, "dsp dma config");  in test_hda_host_out_dma()
187 	zassert_ok(res, "Expected dma config to succeed");  in test_hda_host_out_dma()
189 	res = dma_start(dma, channel);  in test_hda_host_out_dma()
190 	hda_dump_regs(HOST_OUT, HDA_REGBLOCK_SIZE, channel, "dsp dma start");  in test_hda_host_out_dma()
191 	zassert_ok(res, "Expected dma start to succeed");  in test_hda_host_out_dma()
225 		res = dma_reload(dma, channel, 0, 0, DMA_BUF_SIZE);  in test_hda_host_out_dma()
226 		zassert_ok(res, "Expected dma reload to succeed");  in test_hda_host_out_dma()
227 		hda_dump_regs(HOST_OUT, HDA_REGBLOCK_SIZE, channel, "dsp dma reload");  in test_hda_host_out_dma()
234 	res = dma_stop(dma, channel);  in test_hda_host_out_dma()
235 	zassert_ok(res, "Expected dma stop to succeed");  in test_hda_host_out_dma()
236 	hda_dump_regs(HOST_OUT, HDA_REGBLOCK_SIZE, channel, "dsp dma stop");  in test_hda_host_out_dma()