Searched refs:dma_dummy_tx (Results 1 – 2 of 2) sorted by relevance
| /linux/drivers/spi/ |
| A D | spi-fsl-cpm.c | 88 if (mspi->tx_dma == mspi->dma_dummy_tx) in fsl_spi_cpm_bufs_start()
115 mspi->tx_dma = mspi->dma_dummy_tx; in fsl_spi_cpm_bufs()
336 mspi->dma_dummy_tx = dma_map_single(dev, empty_zero_page, PAGE_SIZE, in fsl_spi_cpm_init()
338 if (dma_mapping_error(dev, mspi->dma_dummy_tx)) { in fsl_spi_cpm_init()
373 dma_unmap_single(dev, mspi->dma_dummy_tx, PAGE_SIZE, DMA_TO_DEVICE); in fsl_spi_cpm_init()
393 dma_unmap_single(dev, mspi->dma_dummy_tx, PAGE_SIZE, DMA_TO_DEVICE); in fsl_spi_cpm_free()
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| A D | spi-fsl-lib.h | 43 dma_addr_t dma_dummy_tx; member
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