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Searched refs:bytes_per_word (Results 1 – 10 of 10) sorted by relevance

/linux/drivers/spi/
H A Dspi-apple.c268 unsigned int bytes_per_word) in apple_spi_tx() argument
283 switch (bytes_per_word) { in apple_spi_tx()
309 *tx_ptr = ((u8 *)*tx_ptr) + bytes_per_word * wrote; in apple_spi_tx()
313 unsigned int bytes_per_word) in apple_spi_rx() argument
328 switch (bytes_per_word) { in apple_spi_rx()
354 *rx_ptr = ((u8 *)*rx_ptr) + bytes_per_word * read; in apple_spi_rx()
364 unsigned int bytes_per_word; in apple_spi_transfer_one() local
372 bytes_per_word = 4; in apple_spi_transfer_one()
374 bytes_per_word = 2; in apple_spi_transfer_one()
376 bytes_per_word = 1; in apple_spi_transfer_one()
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H A Dspi-altera-core.c94 switch (hw->bytes_per_word) { in altera_spi_tx_word()
121 switch (hw->bytes_per_word) { in altera_spi_rx_word()
151 hw->bytes_per_word = DIV_ROUND_UP(t->bits_per_word, 8); in altera_spi_txrx()
152 hw->len = t->len / hw->bytes_per_word; in altera_spi_txrx()
H A Dspi-meson-spicc.c167 unsigned int bytes_per_word; member
219 unsigned int bytes = spicc->bytes_per_word; in meson_spicc_pull_data()
237 unsigned int bytes = spicc->bytes_per_word; in meson_spicc_push_data()
273 spicc->bytes_per_word, in meson_spicc_setup_burst()
278 spicc->xfer_remain -= burst_len * spicc->bytes_per_word; in meson_spicc_setup_burst()
371 (spicc->bytes_per_word << 3) - 1); in meson_spicc_setup_xfer()
418 spicc->bytes_per_word = in meson_spicc_transfer_one()
421 if (xfer->len % spicc->bytes_per_word) in meson_spicc_transfer_one()
H A Dspi-davinci.c127 u8 *bytes_per_word; member
295 dspi->bytes_per_word[spi_get_chipselect(spi, 0)] = 1; in davinci_spi_setup_transfer()
299 dspi->bytes_per_word[spi_get_chipselect(spi, 0)] = 2; in davinci_spi_setup_transfer()
582 data_type = dspi->bytes_per_word[spi_get_chipselect(spi, 0)]; in davinci_spi_bufs()
894 dspi->bytes_per_word = devm_kcalloc(&pdev->dev, in davinci_spi_probe()
896 sizeof(*dspi->bytes_per_word), in davinci_spi_probe()
898 if (dspi->bytes_per_word == NULL) { in davinci_spi_probe()
H A Dspi-imx.c330 unsigned int bytes_per_word; in spi_imx_buf_rx_swap_u32() local
332 bytes_per_word = spi_imx_bytes_per_word(spi_imx->bits_per_word); in spi_imx_buf_rx_swap_u32()
333 if (bytes_per_word == 1) in spi_imx_buf_rx_swap_u32()
335 else if (bytes_per_word == 2) in spi_imx_buf_rx_swap_u32()
377 unsigned int bytes_per_word; in spi_imx_buf_tx_swap_u32() local
387 bytes_per_word = spi_imx_bytes_per_word(spi_imx->bits_per_word); in spi_imx_buf_tx_swap_u32()
389 if (bytes_per_word == 1) in spi_imx_buf_tx_swap_u32()
391 else if (bytes_per_word == 2) in spi_imx_buf_tx_swap_u32()
1464 unsigned int bytes_per_word, i; in spi_imx_dma_transfer() local
1468 bytes_per_word = spi_imx_bytes_per_word(transfer->bits_per_word); in spi_imx_dma_transfer()
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H A Dspi-omap2-mcspi.c313 int max_fifo_depth, bytes_per_word; in omap2_mcspi_set_fifo() local
320 bytes_per_word = mcspi_bytes_per_word(cs->word_len); in omap2_mcspi_set_fifo()
321 if (t->len % bytes_per_word != 0) in omap2_mcspi_set_fifo()
329 wcnt = t->len / bytes_per_word; in omap2_mcspi_set_fifo()
336 xferlevel |= (bytes_per_word - 1) << 8; in omap2_mcspi_set_fifo()
341 xferlevel |= bytes_per_word - 1; in omap2_mcspi_set_fifo()
567 int bytes_per_word = mcspi_bytes_per_word(word_len); in omap2_mcspi_rx_dma() local
569 count -= (bytes_per_word << 1); in omap2_mcspi_rx_dma()
H A Dspi-fsl-lpspi.c197 unsigned int bytes_per_word; in fsl_lpspi_can_dma() local
202 bytes_per_word = fsl_lpspi_bytes_per_word(transfer->bits_per_word); in fsl_lpspi_can_dma()
204 switch (bytes_per_word) { in fsl_lpspi_can_dma()
H A Dspi-rockchip.c720 unsigned int bytes_per_word = xfer->bits_per_word <= 8 ? 1 : 2; in rockchip_spi_can_dma() local
726 return xfer->len / bytes_per_word >= rs->fifo_len; in rockchip_spi_can_dma()
H A Dspi-geni-qcom.c485 int bytes_per_word = (mas->cur_bits_per_word / BITS_PER_BYTE) + 1; in setup_gsi_xfer() local
487 peripheral.rx_len = (xfer->len / bytes_per_word); in setup_gsi_xfer()
/linux/include/linux/spi/
H A Daltera.h36 int bytes_per_word; member