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Searched refs:bits_per_word (Results 1 – 25 of 114) sorted by relevance

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/linux/drivers/spi/
H A Dspi-mpc52xx-psc.c33 u8 bits_per_word; member
40 int bits_per_word; member
54 cs->bits_per_word = (t && t->bits_per_word) in mpc52xx_psc_spi_transfer_setup()
55 ? t->bits_per_word : spi->bits_per_word; in mpc52xx_psc_spi_transfer_setup()
56 cs->bits_per_word = ((cs->bits_per_word + 7) / 8) * 8; in mpc52xx_psc_spi_transfer_setup()
97 mps->bits_per_word = cs->bits_per_word; in mpc52xx_psc_spi_activate_cs()
190 if (t->bits_per_word || t->speed_hz) { in mpc52xx_psc_spi_transfer_one_message()
221 if (spi->bits_per_word%8) in mpc52xx_psc_spi_setup()
231 cs->bits_per_word = spi->bits_per_word; in mpc52xx_psc_spi_setup()
275 mps->bits_per_word = 8; in mpc52xx_psc_spi_port_config()
H A Dspi-bitbang.c58 unsigned int bits = t->bits_per_word; in bitbang_txrx_8()
89 unsigned int bits = t->bits_per_word; in bitbang_txrx_16()
120 unsigned int bits = t->bits_per_word; in bitbang_txrx_32()
147 u8 bits_per_word; in spi_bitbang_setup_transfer() local
151 bits_per_word = t->bits_per_word; in spi_bitbang_setup_transfer()
154 bits_per_word = 0; in spi_bitbang_setup_transfer()
159 if (!bits_per_word) in spi_bitbang_setup_transfer()
160 bits_per_word = spi->bits_per_word; in spi_bitbang_setup_transfer()
161 if (bits_per_word <= 8) in spi_bitbang_setup_transfer()
163 else if (bits_per_word <= 16) in spi_bitbang_setup_transfer()
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H A Dspi-mpc512x-psc.c57 u8 bits_per_word; member
65 int bits_per_word; member
79 cs->bits_per_word = (t && t->bits_per_word) in mpc512x_psc_spi_transfer_setup()
80 ? t->bits_per_word : spi->bits_per_word; in mpc512x_psc_spi_transfer_setup()
81 cs->bits_per_word = ((cs->bits_per_word + 7) / 8) * 8; in mpc512x_psc_spi_transfer_setup()
122 mps->bits_per_word = cs->bits_per_word; in mpc512x_psc_spi_activate_cs()
361 if (spi->bits_per_word % 8) in mpc512x_psc_spi_setup()
372 cs->bits_per_word = spi->bits_per_word; in mpc512x_psc_spi_setup()
437 mps->bits_per_word = 8; in mpc512x_psc_spi_port_config()
H A Dspi-bcm-qspi.c180 u8 bits_per_word; member
606 (cur->bits_per_word != prev->bits_per_word); in bcmspi_parms_did_change()
632 if (xp->bits_per_word != 16 && xp->bits_per_word != 64) in bcm_qspi_hw_set_parms()
633 spcr |= xp->bits_per_word << MSPI_SPCR0_MSB_BITS_SHIFT; in bcm_qspi_hw_set_parms()
661 if (xp->bits_per_word > 16) { in bcm_qspi_hw_set_parms()
700 xp.bits_per_word = trans->bits_per_word; in bcm_qspi_update_parms()
710 if (spi->bits_per_word > 64) in bcm_qspi_setup()
723 if (spi->bits_per_word) in bcm_qspi_setup()
724 xp->bits_per_word = spi->bits_per_word; in bcm_qspi_setup()
726 xp->bits_per_word = 8; in bcm_qspi_setup()
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H A Dspi-imx.c122 unsigned int bits_per_word; member
246 static int spi_imx_bytes_per_word(const int bits_per_word) in spi_imx_bytes_per_word() argument
248 if (bits_per_word <= 8) in spi_imx_bytes_per_word()
250 else if (bits_per_word <= 16) in spi_imx_bytes_per_word()
280 if (spi_imx->bits_per_word != 8 && spi_imx->bits_per_word != 16 && in spi_imx_can_dma()
281 spi_imx->bits_per_word != 32) in spi_imx_can_dma()
364 bytes_per_word = spi_imx_bytes_per_word(spi_imx->bits_per_word); in spi_imx_buf_rx_swap_u32()
389 if (spi_imx_bytes_per_word(spi_imx->bits_per_word) == 2) { in spi_imx_buf_rx_swap()
419 bytes_per_word = spi_imx_bytes_per_word(spi_imx->bits_per_word); in spi_imx_buf_tx_swap_u32()
441 if (spi_imx_bytes_per_word(spi_imx->bits_per_word) == 2) { in spi_imx_buf_tx_swap()
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H A Dspi-geni-qcom.c284 unsigned int bits_per_word) in spi_setup_word_len() argument
295 if (!(mas->fifo_width_bits % bits_per_word)) in spi_setup_word_len()
296 pack_words = mas->fifo_width_bits / bits_per_word; in spi_setup_word_len()
299 geni_se_config_packing(&mas->se, bits_per_word, pack_words, msb_first, in spi_setup_word_len()
301 word_len = (bits_per_word - MIN_WORD_LEN) & WORD_LEN_MSK; in spi_setup_word_len()
407 if (xfer->bits_per_word != mas->cur_bits_per_word || in setup_gsi_xfer()
409 mas->cur_bits_per_word = xfer->bits_per_word; in setup_gsi_xfer()
434 peripheral.word_len = xfer->bits_per_word - MIN_WORD_LEN; in setup_gsi_xfer()
489 if (!(xfer->bits_per_word % MIN_WORD_LEN)) in get_xfer_len_in_words()
490 len = xfer->len * BITS_PER_BYTE / xfer->bits_per_word; in get_xfer_len_in_words()
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H A Dspidev.c279 k_tmp->bits_per_word = u_tmp->bits_per_word; in spidev_message()
294 k_tmp->bits_per_word ? : spidev->spi->bits_per_word, in spidev_message()
396 retval = put_user(spi->bits_per_word, (__u8 __user *)arg); in spidev_ioctl()
449 u8 save = spi->bits_per_word; in spidev_ioctl()
451 spi->bits_per_word = tmp; in spidev_ioctl()
454 spi->bits_per_word = save; in spidev_ioctl()
H A Dspi-orion.c297 unsigned int bits_per_word = spi->bits_per_word; in orion_spi_setup_transfer() local
305 if ((t != NULL) && t->bits_per_word) in orion_spi_setup_transfer()
306 bits_per_word = t->bits_per_word; in orion_spi_setup_transfer()
317 if (bits_per_word == 16) in orion_spi_setup_transfer()
475 word_len = spi->bits_per_word; in orion_spi_write_read()
H A Dspi-topcliff-pch.c406 u8 bits_per_word) in pch_spi_set_bits_per_word() argument
408 if (bits_per_word == 8) in pch_spi_set_bits_per_word()
428 pch_spi_set_bits_per_word(spi->controller, spi->bits_per_word); in pch_spi_setup_transfer()
532 if (data->cur_trans->bits_per_word && in pch_spi_set_tx()
533 (data->current_msg->spi->bits_per_word != data->cur_trans->bits_per_word)) { in pch_spi_set_tx()
536 data->cur_trans->bits_per_word); in pch_spi_set_tx()
537 *bpw = data->cur_trans->bits_per_word; in pch_spi_set_tx()
539 *bpw = data->current_msg->spi->bits_per_word; in pch_spi_set_tx()
923 if (data->cur_trans->bits_per_word && in pch_spi_handle_dma()
924 (data->current_msg->spi->bits_per_word != in pch_spi_handle_dma()
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H A Dspi-davinci.c330 u8 bits_per_word = 0; in davinci_spi_setup_transfer() local
340 bits_per_word = t->bits_per_word; in davinci_spi_setup_transfer()
345 if (!bits_per_word) in davinci_spi_setup_transfer()
346 bits_per_word = spi->bits_per_word; in davinci_spi_setup_transfer()
352 if (bits_per_word <= 8) { in davinci_spi_setup_transfer()
371 spifmt = (prescale << SPIFMT_PRESCALE_SHIFT) | (bits_per_word & 0x1f); in davinci_spi_setup_transfer()
H A Dspi-meson-spicc.c592 DIV_ROUND_UP(spicc->xfer->bits_per_word, 8); in meson_spicc_transfer_one()
615 if (xfer->bits_per_word == 64) { in meson_spicc_transfer_one()
744 if (spi->bits_per_word != 8 && in meson_spicc_setup()
745 spi->bits_per_word != 16 && in meson_spicc_setup()
746 spi->bits_per_word != 24 && in meson_spicc_setup()
747 spi->bits_per_word != 32 && in meson_spicc_setup()
748 spi->bits_per_word != 64) in meson_spicc_setup()
/linux/drivers/net/wireless/silabs/wfx/
H A Dbus_spi.c227 if (!func->bits_per_word) in wfx_spi_probe()
228 func->bits_per_word = 16; in wfx_spi_probe()
240 spi_get_chipselect(func, 0), func->mode, func->bits_per_word, func->max_speed_hz); in wfx_spi_probe()
241 if (func->bits_per_word != 16 && func->bits_per_word != 8) in wfx_spi_probe()
242 dev_warn(&func->dev, "unusual bits/word value: %d\n", func->bits_per_word); in wfx_spi_probe()
250 if (func->bits_per_word == 8 || IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) in wfx_spi_probe()
/linux/drivers/net/wireless/st/cw1200/
H A Dcw1200_spi.c91 if (self->func->bits_per_word == 8) in cw1200_spi_memcpy_fromio()
114 if (self->func->bits_per_word == 8) in cw1200_spi_memcpy_fromio()
156 if (self->func->bits_per_word == 8) in cw1200_spi_memcpy_toio()
186 if (self->func->bits_per_word == 8) in cw1200_spi_memcpy_toio()
369 func->bits_per_word = plat_data->spi_bits_per_word; in cw1200_spi_probe()
370 if (!func->bits_per_word) in cw1200_spi_probe()
371 func->bits_per_word = 16; in cw1200_spi_probe()
377 spi_get_chipselect(func, 0), func->mode, func->bits_per_word, in cw1200_spi_probe()
/linux/include/trace/events/
H A Dspi.h53 __field(unsigned int, bits_per_word)
62 __entry->bits_per_word = spi->bits_per_word;
74 __entry->bits_per_word, __entry->max_speed_hz,
/linux/drivers/input/touchscreen/
H A Dtsc2005.c30 .bits_per_word = 8, in tsc2005_cmd()
54 spi->bits_per_word = 8; in tsc2005_probe()
/linux/drivers/net/ethernet/asix/
H A Dax88796c_spi.c56 xfer->bits_per_word = 8; in axspi_read_rxq()
63 xfer->bits_per_word = 8; in axspi_read_rxq()
/linux/lib/
H A Dsbitmap.c105 unsigned int bits_per_word; in sbitmap_init_node() local
111 bits_per_word = 1U << shift; in sbitmap_init_node()
112 if (bits_per_word > BITS_PER_LONG) in sbitmap_init_node()
117 sb->map_nr = DIV_ROUND_UP(sb->depth, bits_per_word); in sbitmap_init_node()
147 unsigned int bits_per_word = 1U << sb->shift; in sbitmap_resize() local
154 sb->map_nr = DIV_ROUND_UP(sb->depth, bits_per_word); in sbitmap_resize()
/linux/drivers/video/backlight/
H A Dili922x.c172 xfer.bits_per_word = 8; in ili922x_read_status()
211 xfer_regindex.bits_per_word = 8; in ili922x_read()
266 xfer_regindex.bits_per_word = 8; in ili922x_write()
341 xfer.bits_per_word = 8; in set_write_to_gram_reg()
H A Dili9320.c185 spi->xfer[0].bits_per_word = 8; in ili9320_setup_spi()
186 spi->xfer[1].bits_per_word = 8; in ili9320_setup_spi()
/linux/drivers/rtc/
H A Drtc-rx6110.c346 if ((spi->bits_per_word && spi->bits_per_word != 8) || in rx6110_spi_probe()
350 spi->bits_per_word, spi->max_speed_hz, spi->mode); in rx6110_spi_probe()
H A Drtc-ds1302.c116 if (spi->bits_per_word && (spi->bits_per_word != 8)) { in ds1302_probe()
/linux/include/linux/spi/
H A Dxilinx_spi.h21 u8 bits_per_word; member
/linux/drivers/base/regmap/
H A Dregmap-spi-avmm.c626 spi->bits_per_word = 32; in spi_avmm_bridge_ctx_gen()
628 spi->bits_per_word = 8; in spi_avmm_bridge_ctx_gen()
638 br->word_len = spi->bits_per_word / 8; in spi_avmm_bridge_ctx_gen()
/linux/include/uapi/linux/spi/
H A Dspidev.h78 __u8 bits_per_word; member
/linux/drivers/input/rmi4/
H A Drmi_spi.c396 if (pdata->spi_data.bits_per_word) in rmi_spi_probe()
397 spi->bits_per_word = pdata->spi_data.bits_per_word; in rmi_spi_probe()

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