Searched refs:dma_buf (Results 1 – 3 of 3) sorted by relevance
| /Zephyr-latest/tests/boards/intel_adsp/hda/src/ |
| D | dma.c | 18 static __aligned(ALIGNMENT) uint8_t dma_buf[DMA_BUF_SIZE];
51 dma_buf, DMA_BUF_SIZE); in ZTEST()
55 printk("Using buffer of size %d at addr %p\n", DMA_BUF_SIZE, dma_buf); in ZTEST()
59 dma_buf[i] = i & 0xff; in ZTEST()
63 zassert_true(arch_mem_coherent(dma_buf), "Buffer is unexpectedly incoherent!"); in ZTEST()
66 zassert_false(arch_mem_coherent(dma_buf), "Buffer is unexpectedly coherent!"); in ZTEST()
67 sys_cache_data_flush_range(dma_buf, DMA_BUF_SIZE); in ZTEST()
87 .source_address = (uint32_t)(&dma_buf[0]), in ZTEST()
153 dma_buf, DMA_BUF_SIZE); in test_hda_host_out_dma()
157 printk("Using buffer of size %d at addr %p\n", DMA_BUF_SIZE, dma_buf); in test_hda_host_out_dma()
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| /Zephyr-latest/drivers/audio/ |
| D | dmic_mcux.c | 282 void *dma_buf = drv_data->dma_bufs[dma_buf_idx]; in dmic_mcux_setup_dma() local
319 (uint32_t)(((uint16_t *)dma_buf) + chan); in dmic_mcux_setup_dma()
340 dma_buf = drv_data->dma_bufs[dma_buf_idx]; in dmic_mcux_setup_dma()
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| /Zephyr-latest/drivers/serial/ |
| D | uart_nrfx_uarte.c | 1023 uint8_t *dma_buf; in uarte_nrfx_rx_enable() local
1026 ret = dmm_buffer_in_prepare(cfg->mem_reg, buf, len, (void **)&dma_buf); in uarte_nrfx_rx_enable()
1032 buf = dma_buf; in uarte_nrfx_rx_enable()
1159 uint8_t *dma_buf; in uarte_nrfx_rx_buf_rsp() local
1162 err = dmm_buffer_in_prepare(config->mem_reg, buf, len, (void **)&dma_buf); in uarte_nrfx_rx_buf_rsp()
1167 buf = dma_buf; in uarte_nrfx_rx_buf_rsp()
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