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Searched refs:bits_per_word (Results 1 – 25 of 140) sorted by relevance

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/linux/drivers/spi/
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-axi-spi-engine.c155 if (xfer->bits_per_word <= 8) in spi_engine_gen_xfer()
157 else if (xfer->bits_per_word <= 16) in spi_engine_gen_xfer()
240 u8 bits_per_word = 0; in spi_engine_compile_message() local
267 if (bits_per_word != xfer->bits_per_word && xfer->len) { in spi_engine_compile_message()
268 bits_per_word = xfer->bits_per_word; in spi_engine_compile_message()
271 bits_per_word)); in spi_engine_compile_message()
394 if (st->tx_xfer->bits_per_word <= 8) { in spi_engine_write_tx_fifo()
402 } else if (st->tx_xfer->bits_per_word <= 16) { in spi_engine_write_tx_fifo()
436 if (st->rx_xfer->bits_per_word <= 8) { in spi_engine_read_rx_fifo()
444 } else if (st->rx_xfer->bits_per_word <= 16) { in spi_engine_read_rx_fifo()
H A Dspi-imx.c110 unsigned int bits_per_word; member
228 static int spi_imx_bytes_per_word(const int bits_per_word) in spi_imx_bytes_per_word() argument
230 if (bits_per_word <= 8) in spi_imx_bytes_per_word()
232 else if (bits_per_word <= 16) in spi_imx_bytes_per_word()
332 bytes_per_word = spi_imx_bytes_per_word(spi_imx->bits_per_word); in spi_imx_buf_rx_swap_u32()
357 if (spi_imx_bytes_per_word(spi_imx->bits_per_word) == 2) { in spi_imx_buf_rx_swap()
387 bytes_per_word = spi_imx_bytes_per_word(spi_imx->bits_per_word); in spi_imx_buf_tx_swap_u32()
409 if (spi_imx_bytes_per_word(spi_imx->bits_per_word) == 2) { in spi_imx_buf_tx_swap()
680 ctrl |= (spi_imx->bits_per_word - 1) in mx51_ecspi_prepare_transfer()
847 reg |= (spi_imx->bits_per_word - 1) << MX35_CSPICTRL_BL_SHIFT; in mx31_prepare_transfer()
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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
1273 if (!tr->bits_per_word) in omap2_mcspi_prepare_message()
1274 bits_per_word = msg->spi->bits_per_word; in omap2_mcspi_prepare_message()
1276 bits_per_word = tr->bits_per_word; in omap2_mcspi_prepare_message()
1281 if (bits_per_word < 8 && tr->len == 1) { in omap2_mcspi_prepare_message()
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H A Dspi-geni-qcom.c337 unsigned int bits_per_word) in spi_setup_word_len() argument
348 if (!(mas->fifo_width_bits % bits_per_word)) in spi_setup_word_len()
349 pack_words = mas->fifo_width_bits / bits_per_word; in spi_setup_word_len()
352 geni_se_config_packing(&mas->se, bits_per_word, pack_words, msb_first, in spi_setup_word_len()
354 word_len = (bits_per_word - MIN_WORD_LEN) & WORD_LEN_MSK; in spi_setup_word_len()
419 mas->cur_bits_per_word = spi_slv->bits_per_word; in setup_fifo_params()
421 spi_setup_word_len(mas, spi_slv->mode, spi_slv->bits_per_word); in setup_fifo_params()
469 if (xfer->bits_per_word != mas->cur_bits_per_word || in setup_gsi_xfer()
471 mas->cur_bits_per_word = xfer->bits_per_word; in setup_gsi_xfer()
496 peripheral.word_len = xfer->bits_per_word - MIN_WORD_LEN; in setup_gsi_xfer()
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H A Dspi-ingenic.c106 bits_per_word = xfer->bits_per_word ?: spi->bits_per_word; in spi_ingenic_prepare_transfer() local
113 regmap_field_write(priv->flen_field, bits_per_word - 2); in spi_ingenic_prepare_transfer()
245 unsigned int bits = xfer->bits_per_word ?: spi->bits_per_word; in spi_ingenic_transfer_one()
H A Dspi-davinci.c270 u8 bits_per_word = 0; in davinci_spi_setup_transfer() local
280 bits_per_word = t->bits_per_word; in davinci_spi_setup_transfer()
285 if (!bits_per_word) in davinci_spi_setup_transfer()
286 bits_per_word = spi->bits_per_word; in davinci_spi_setup_transfer()
292 if (bits_per_word <= 8) { in davinci_spi_setup_transfer()
311 spifmt = (prescale << SPIFMT_PRESCALE_SHIFT) | (bits_per_word & 0x1f); in davinci_spi_setup_transfer()
H A Dspi-apple.c206 FIELD_PREP(APPLE_SPI_SHIFTCFG_BITS, t->bits_per_word)); in apple_spi_prep_transfer()
215 return (200000 * t->bits_per_word * fifo_threshold) <= t->speed_hz; in apple_spi_prep_transfer()
371 if (t->bits_per_word > 16) in apple_spi_transfer_one()
373 else if (t->bits_per_word > 8) in apple_spi_transfer_one()
H A Dspi-mux.c67 priv->spi->bits_per_word = spi->bits_per_word; in spi_mux_select()
/linux/drivers/net/wireless/silabs/wfx/
H A Dbus_spi.c198 if (!func->bits_per_word) in wfx_spi_probe()
199 func->bits_per_word = 16; in wfx_spi_probe()
211 spi_get_chipselect(func, 0), func->mode, func->bits_per_word, func->max_speed_hz); in wfx_spi_probe()
212 if (func->bits_per_word != 16 && func->bits_per_word != 8) in wfx_spi_probe()
213 dev_warn(&func->dev, "unusual bits/word value: %d\n", func->bits_per_word); in wfx_spi_probe()
221 if (func->bits_per_word == 8 || IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) in wfx_spi_probe()
/linux/drivers/iio/imu/
H A Dadis.c42 .bits_per_word = 8, in __adis_write_reg()
49 .bits_per_word = 8, in __adis_write_reg()
56 .bits_per_word = 8, in __adis_write_reg()
63 .bits_per_word = 8, in __adis_write_reg()
69 .bits_per_word = 8, in __adis_write_reg()
136 .bits_per_word = 8, in __adis_read_reg()
143 .bits_per_word = 8, in __adis_read_reg()
151 .bits_per_word = 8, in __adis_read_reg()
158 .bits_per_word = 8, in __adis_read_reg()
H A Dadis_buffer.c52 adis->xfer[0].bits_per_word = 8; in adis_update_scan_mode_burst()
57 adis->xfer[1].bits_per_word = 8; in adis_update_scan_mode_burst()
103 adis->xfer[j].bits_per_word = 8; in adis_update_scan_mode()
/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/drivers/iio/adc/
H A Dad7949.c100 switch (ad7949_adc->spi->bits_per_word) { in ad7949_spi_write_cfg()
150 if (ad7949_adc->spi->bits_per_word == 8) in ad7949_spi_read_channel()
166 switch (ad7949_adc->spi->bits_per_word) { in ad7949_spi_read_channel()
341 spi->bits_per_word = ad7949_adc->resolution; in ad7949_spi_probe()
343 spi->bits_per_word = 16; in ad7949_spi_probe()
345 spi->bits_per_word = 8; in ad7949_spi_probe()
/linux/drivers/gpu/drm/panel/
H A Dpanel-tpo-tpg110.c210 t[0].bits_per_word = 8; in tpg110_readwrite_reg()
216 t[1].bits_per_word = 8; in tpg110_readwrite_reg()
227 t[0].bits_per_word = 7; in tpg110_readwrite_reg()
233 t[1].bits_per_word = 8; in tpg110_readwrite_reg()
428 spi->bits_per_word = 8; in tpg110_probe()
/linux/drivers/iio/gyro/
H A Dadxrs450.c98 .bits_per_word = 8, in adxrs450_spi_read_reg_16()
103 .bits_per_word = 8, in adxrs450_spi_read_reg_16()
172 .bits_per_word = 8, in adxrs450_spi_sensor_data()
177 .bits_per_word = 8, in adxrs450_spi_sensor_data()
212 .bits_per_word = 8, in adxrs450_spi_initial()
/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/regulator/
H A Dtps6524x-regulator.c155 t[0].bits_per_word = 12; in __read_reg()
160 t[1].bits_per_word = 16; in __read_reg()
165 t[2].bits_per_word = 4; in __read_reg()
208 t[0].bits_per_word = 12; in __write_reg()
213 t[1].bits_per_word = 16; in __write_reg()
218 t[2].bits_per_word = 4; in __write_reg()
/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.c348 if ((spi->bits_per_word && spi->bits_per_word != 8) || in rx6110_spi_probe()
352 spi->bits_per_word, spi->max_speed_hz, spi->mode); in rx6110_spi_probe()

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