Home
last modified time | relevance | path

Searched refs:bits_per_word (Results 1 – 25 of 127) sorted by relevance

123456

/linux/drivers/spi/
H A Dspi-fsl-spi.c115 int bits_per_word, int msb_first) in fsl_spi_qe_cpu_set_shifts() argument
120 if (bits_per_word <= 8) { in fsl_spi_qe_cpu_set_shifts()
123 } else if (bits_per_word <= 16) { in fsl_spi_qe_cpu_set_shifts()
128 if (bits_per_word <= 8) in fsl_spi_qe_cpu_set_shifts()
134 int bits_per_word, int msb_first) in fsl_spi_grlib_set_shifts() argument
138 if (bits_per_word <= 16) { in fsl_spi_grlib_set_shifts()
141 *tx_shift = 32 - bits_per_word; /* MSB in bit 31 */ in fsl_spi_grlib_set_shifts()
143 *rx_shift = 16 - bits_per_word; /* MSB in bit 15 */ in fsl_spi_grlib_set_shifts()
151 int bits_per_word) in mspi_apply_cpu_mode_quirks() argument
155 if (bits_per_word <= 8) { in mspi_apply_cpu_mode_quirks()
[all …]
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()
[all …]
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()
[all …]
H A Dspi-axi-spi-engine.c159 u8 bits_per_word; member
233 if (xfer->bits_per_word <= 8) in spi_engine_gen_xfer()
235 else if (xfer->bits_per_word <= 16) in spi_engine_gen_xfer()
321 min_bits_per_word = min(min_bits_per_word, xfer->bits_per_word); in spi_engine_precompile_message()
322 max_bits_per_word = max(max_bits_per_word, xfer->bits_per_word); in spi_engine_precompile_message()
352 priv->bits_per_word = min_bits_per_word; in spi_engine_precompile_message()
354 priv->bits_per_word = 0; in spi_engine_precompile_message()
378 u8 bits_per_word = 0; in spi_engine_compile_message() local
400 bits_per_word = priv->bits_per_word; in spi_engine_compile_message()
443 if (bits_per_word != xfer->bits_per_word && xfer->len) { in spi_engine_compile_message()
[all …]
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()
[all …]
H A Dspi-fsl-espi.c164 if (first->bits_per_word != t->bits_per_word || in fsl_espi_check_message()
172 if (!(m->spi->mode & SPI_LSB_FIRST) && first->bits_per_word != 8 && in fsl_espi_check_message()
173 first->bits_per_word != 16) { in fsl_espi_check_message()
176 first->bits_per_word); in fsl_espi_check_message()
327 int bits_per_word = t ? t->bits_per_word : spi->bits_per_word; in fsl_espi_setup_transfer() local
335 cs->hw_mode |= CSMODE_LEN(bits_per_word - 1); in fsl_espi_setup_transfer()
404 espi->swab = spi->mode & SPI_LSB_FIRST && trans->bits_per_word > 8; in fsl_espi_trans()
460 trans.bits_per_word = t->bits_per_word; in fsl_espi_do_one_msg()
H A Dspi-atmel.c505 static int atmel_spi_dma_slave_config(struct atmel_spi *as, u8 bits_per_word) in atmel_spi_dma_slave_config() argument
511 if (bits_per_word > 8) { in atmel_spi_dma_slave_config()
658 if (xfer->bits_per_word > 8) in atmel_spi_next_xfer_single()
666 xfer->bits_per_word); in atmel_spi_next_xfer_single()
689 current_remaining_data = ((xfer->bits_per_word > 8) ? in atmel_spi_next_xfer_fifo()
708 if (xfer->bits_per_word > 8) { in atmel_spi_next_xfer_fifo()
721 if (xfer->bits_per_word > 8) in atmel_spi_next_xfer_fifo()
733 xfer->bits_per_word); in atmel_spi_next_xfer_fifo()
779 if (atmel_spi_dma_slave_config(as, xfer->bits_per_word)) in atmel_spi_next_xfer_dma_submit()
932 if (xfer->bits_per_word > 8) in atmel_spi_pdc_next_xfer()
[all …]
H A Dspi-omap2-mcspi.c916 u8 word_len = spi->bits_per_word; in omap2_mcspi_setup_transfer()
921 if (t != NULL && t->bits_per_word) in omap2_mcspi_setup_transfer()
922 word_len = t->bits_per_word; in omap2_mcspi_setup_transfer()
1182 (t->bits_per_word != spi->bits_per_word)) { in omap2_mcspi_transfer_one()
1188 t->bits_per_word == spi->bits_per_word) in omap2_mcspi_transfer_one()
1265 u8 bits_per_word; in omap2_mcspi_prepare_message() local
1277 if (!tr->bits_per_word) in omap2_mcspi_prepare_message()
1278 bits_per_word = msg->spi->bits_per_word; in omap2_mcspi_prepare_message()
1280 bits_per_word = tr->bits_per_word; in omap2_mcspi_prepare_message()
1285 if (bits_per_word < 8 && tr->len == 1) { in omap2_mcspi_prepare_message()
[all …]
H A Dspi-tegra20-slink.c259 unsigned bits_per_word; in tegra_slink_calculate_curr_xfer_param() local
263 bits_per_word = t->bits_per_word; in tegra_slink_calculate_curr_xfer_param()
264 tspi->bytes_per_word = DIV_ROUND_UP(bits_per_word, 8); in tegra_slink_calculate_curr_xfer_param()
266 if (bits_per_word == 8 || bits_per_word == 16) { in tegra_slink_calculate_curr_xfer_param()
268 tspi->words_per_32bit = 32/bits_per_word; in tegra_slink_calculate_curr_xfer_param()
410 u32 rx_mask = ((u32)1 << t->bits_per_word) - 1; in tegra_slink_copy_spi_rxbuf_to_client_rxbuf()
676 u8 bits_per_word; in tegra_slink_start_transfer_one() local
682 bits_per_word = t->bits_per_word; in tegra_slink_start_transfer_one()
698 command |= SLINK_BIT_LENGTH(bits_per_word - 1); in tegra_slink_start_transfer_one()
746 spi->bits_per_word, in tegra_slink_setup()
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-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()
[all …]
H A Dspi-tegra114.c263 unsigned bits_per_word = t->bits_per_word; in tegra_spi_calculate_curr_xfer_param() local
267 tspi->bytes_per_word = DIV_ROUND_UP(bits_per_word, 8); in tegra_spi_calculate_curr_xfer_param()
269 if ((bits_per_word == 8 || bits_per_word == 16 || in tegra_spi_calculate_curr_xfer_param()
270 bits_per_word == 32) && t->len > 3) { in tegra_spi_calculate_curr_xfer_param()
272 tspi->words_per_32bit = 32/bits_per_word; in tegra_spi_calculate_curr_xfer_param()
366 u32 rx_mask = ((u32)1 << t->bits_per_word) - 1; in tegra_spi_read_rx_fifo_to_client_rxbuf()
442 u32 rx_mask = ((u32)1 << t->bits_per_word) - 1; in tegra_spi_copy_spi_rxbuf_to_client_rxbuf()
778 u8 bits_per_word = t->bits_per_word; in tegra_spi_setup_transfer_one() local
798 command1 |= SPI_BIT_LENGTH(bits_per_word - 1); in tegra_spi_setup_transfer_one()
859 command1 |= SPI_BIT_LENGTH(bits_per_word - 1); in tegra_spi_setup_transfer_one()
[all …]
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-tegra210-quad.c280 unsigned int bits_per_word = t->bits_per_word; in tegra_qspi_calculate_curr_xfer_param() local
282 tqspi->bytes_per_word = DIV_ROUND_UP(bits_per_word, 8); in tegra_qspi_calculate_curr_xfer_param()
291 if ((bits_per_word == 8 || bits_per_word == 16 || in tegra_qspi_calculate_curr_xfer_param()
292 bits_per_word == 32) && t->len > 3) { in tegra_qspi_calculate_curr_xfer_param()
294 tqspi->words_per_32bit = 32 / bits_per_word; in tegra_qspi_calculate_curr_xfer_param()
385 u32 rx_mask = ((u32)1 << t->bits_per_word) - 1; in tegra_qspi_read_rx_fifo_to_client_rxbuf()
451 u32 rx_mask = ((u32)1 << t->bits_per_word) - 1; in tegra_qspi_copy_qspi_rxbuf_to_client_rxbuf()
840 u8 bits_per_word = t->bits_per_word; in tegra_qspi_setup_transfer_one() local
862 command1 |= QSPI_BIT_LENGTH(bits_per_word - 1); in tegra_qspi_setup_transfer_one()
890 command1 |= QSPI_BIT_LENGTH(bits_per_word - 1); in tegra_qspi_setup_transfer_one()
/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()
/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()

123456