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/kernel/linux/linux-6.6/drivers/spi/
H A Dspi-fsl-spi.c115 int bits_per_word, int msb_first) in fsl_spi_qe_cpu_set_shifts()
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()
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()
155 if (bits_per_word < in mspi_apply_cpu_mode_quirks()
114 fsl_spi_qe_cpu_set_shifts(u32 *rx_shift, u32 *tx_shift, int bits_per_word, int msb_first) fsl_spi_qe_cpu_set_shifts() argument
133 fsl_spi_grlib_set_shifts(u32 *rx_shift, u32 *tx_shift, int bits_per_word, int msb_first) fsl_spi_grlib_set_shifts() argument
148 mspi_apply_cpu_mode_quirks(struct spi_mpc8xxx_cs *cs, struct spi_device *spi, struct mpc8xxx_spi *mpc8xxx_spi, int bits_per_word) mspi_apply_cpu_mode_quirks() argument
181 int bits_per_word = 0; fsl_spi_setup_transfer() local
258 u8 bits_per_word; fsl_spi_bufs() local
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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()
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H A Dspi-bitbang.c65 unsigned bits = t->bits_per_word; in bitbang_txrx_8()
94 unsigned bits = t->bits_per_word; in bitbang_txrx_16()
123 unsigned bits = t->bits_per_word; in bitbang_txrx_32()
144 u8 bits_per_word; in spi_bitbang_setup_transfer() local
148 bits_per_word = t->bits_per_word; in spi_bitbang_setup_transfer()
151 bits_per_word = 0; in spi_bitbang_setup_transfer()
156 if (!bits_per_word) in spi_bitbang_setup_transfer()
157 bits_per_word = spi->bits_per_word; 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()
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H A Dspi-npcm-pspi.c28 u8 bits_per_word; member
178 if (priv->bits_per_word == 8 && !(t->len & 0x1)) in npcm_pspi_setup_transfer()
179 t->bits_per_word = 16; in npcm_pspi_setup_transfer()
181 if (!priv->is_save_param || priv->bits_per_word != t->bits_per_word) { in npcm_pspi_setup_transfer()
182 npcm_pspi_set_transfer_size(priv, t->bits_per_word); in npcm_pspi_setup_transfer()
183 priv->bits_per_word = t->bits_per_word; in npcm_pspi_setup_transfer()
200 wsize = min(bytes_per_word(priv->bits_per_word), priv->tx_bytes); in npcm_pspi_send()
227 rsize = min(bytes_per_word(priv->bits_per_word), pri in npcm_pspi_recv()
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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 > 6 in bcm_qspi_setup()
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H A Dspi-pic32.c107 u32 bits_per_word; member
388 static int pic32_spi_set_word_size(struct pic32_spi *pic32s, u8 bits_per_word) in pic32_spi_set_word_size() argument
393 switch (bits_per_word) { in pic32_spi_set_word_size()
419 bits_per_word / 8); in pic32_spi_set_word_size()
449 /* set device specific bits_per_word */ in pic32_spi_prepare_message()
450 if (pic32s->bits_per_word != spi->bits_per_word) { in pic32_spi_prepare_message()
451 pic32_spi_set_word_size(pic32s, spi->bits_per_word); in pic32_spi_prepare_message()
452 pic32s->bits_per_word = spi->bits_per_word; in pic32_spi_prepare_message()
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H A Dspi-lantiq-ssc.c181 unsigned int bits_per_word; member
297 unsigned int bits_per_word) in hw_setup_bits_per_word()
301 /* CON.BM value = bits_per_word - 1 */ in hw_setup_bits_per_word()
302 bm = (bits_per_word - 1) << LTQ_SPI_CON_BM_S; in hw_setup_bits_per_word()
367 hw_setup_bits_per_word(spi, spi->bits_per_word); in lantiq_ssc_hw_init()
435 unsigned int bits_per_word = t->bits_per_word; in hw_setup_transfer() local
438 if (bits_per_word != spi->bits_per_word || in hw_setup_transfer()
442 hw_setup_bits_per_word(spi, bits_per_word); in hw_setup_transfer()
296 hw_setup_bits_per_word(const struct lantiq_ssc_spi *spi, unsigned int bits_per_word) hw_setup_bits_per_word() argument
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H A Dspi-imx.c105 unsigned int bits_per_word; member
223 static int spi_imx_bytes_per_word(const int bits_per_word) in spi_imx_bytes_per_word() argument
225 if (bits_per_word <= 8) in spi_imx_bytes_per_word()
227 else if (bits_per_word <= 16) in spi_imx_bytes_per_word()
315 bytes_per_word = spi_imx_bytes_per_word(spi_imx->bits_per_word); in spi_imx_buf_rx_swap_u32()
340 if (spi_imx_bytes_per_word(spi_imx->bits_per_word) == 2) { in spi_imx_buf_rx_swap()
370 bytes_per_word = spi_imx_bytes_per_word(spi_imx->bits_per_word); in spi_imx_buf_tx_swap_u32()
392 if (spi_imx_bytes_per_word(spi_imx->bits_per_word) == 2) { in spi_imx_buf_tx_swap()
664 ctrl |= (spi_imx->bits_per_word - 1) in mx51_ecspi_prepare_transfer()
671 ctrl |= (spi_imx->count / DIV_ROUND_UP(spi_imx->bits_per_word, in mx51_ecspi_prepare_transfer()
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/kernel/linux/linux-5.10/drivers/spi/
H A Dspi-fsl-spi.c141 int bits_per_word, int msb_first) in fsl_spi_qe_cpu_set_shifts()
146 if (bits_per_word <= 8) { in fsl_spi_qe_cpu_set_shifts()
149 } else if (bits_per_word <= 16) { in fsl_spi_qe_cpu_set_shifts()
154 if (bits_per_word <= 8) in fsl_spi_qe_cpu_set_shifts()
160 int bits_per_word, int msb_first) in fsl_spi_grlib_set_shifts()
164 if (bits_per_word <= 16) { in fsl_spi_grlib_set_shifts()
167 *tx_shift = 32 - bits_per_word; /* MSB in bit 31 */ in fsl_spi_grlib_set_shifts()
169 *rx_shift = 16 - bits_per_word; /* MSB in bit 15 */ in fsl_spi_grlib_set_shifts()
177 int bits_per_word) in mspi_apply_cpu_mode_quirks()
181 if (bits_per_word < in mspi_apply_cpu_mode_quirks()
140 fsl_spi_qe_cpu_set_shifts(u32 *rx_shift, u32 *tx_shift, int bits_per_word, int msb_first) fsl_spi_qe_cpu_set_shifts() argument
159 fsl_spi_grlib_set_shifts(u32 *rx_shift, u32 *tx_shift, int bits_per_word, int msb_first) fsl_spi_grlib_set_shifts() argument
174 mspi_apply_cpu_mode_quirks(struct spi_mpc8xxx_cs *cs, struct spi_device *spi, struct mpc8xxx_spi *mpc8xxx_spi, int bits_per_word) mspi_apply_cpu_mode_quirks() argument
210 int bits_per_word = 0; fsl_spi_setup_transfer() local
292 u8 bits_per_word; fsl_spi_bufs() local
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H A Dspi-bitbang.c64 unsigned bits = t->bits_per_word; in bitbang_txrx_8()
92 unsigned bits = t->bits_per_word; in bitbang_txrx_16()
120 unsigned bits = t->bits_per_word; in bitbang_txrx_32()
141 u8 bits_per_word; in spi_bitbang_setup_transfer() local
145 bits_per_word = t->bits_per_word; in spi_bitbang_setup_transfer()
148 bits_per_word = 0; in spi_bitbang_setup_transfer()
153 if (!bits_per_word) in spi_bitbang_setup_transfer()
154 bits_per_word = spi->bits_per_word; in spi_bitbang_setup_transfer()
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H A Dspi-mpc52xx-psc.c38 u8 bits_per_word; member
51 int bits_per_word; member
65 cs->bits_per_word = (t && t->bits_per_word) in mpc52xx_psc_spi_transfer_setup()
66 ? t->bits_per_word : spi->bits_per_word; in mpc52xx_psc_spi_transfer_setup()
67 cs->bits_per_word = ((cs->bits_per_word + 7) / 8) * 8; in mpc52xx_psc_spi_transfer_setup()
108 mps->bits_per_word = cs->bits_per_word; in mpc52xx_psc_spi_activate_cs()
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H A Dspi-mpc512x-psc.c62 u8 bits_per_word; member
72 int bits_per_word; member
86 cs->bits_per_word = (t && t->bits_per_word) in mpc512x_psc_spi_transfer_setup()
87 ? t->bits_per_word : spi->bits_per_word; in mpc512x_psc_spi_transfer_setup()
88 cs->bits_per_word = ((cs->bits_per_word + 7) / 8) * 8; in mpc512x_psc_spi_transfer_setup()
129 mps->bits_per_word = cs->bits_per_word; in mpc512x_psc_spi_activate_cs()
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H A Dspi-npcm-pspi.c28 u8 bits_per_word; member
178 if (priv->bits_per_word == 8 && !(t->len & 0x1)) in npcm_pspi_setup_transfer()
179 t->bits_per_word = 16; in npcm_pspi_setup_transfer()
181 if (!priv->is_save_param || priv->bits_per_word != t->bits_per_word) { in npcm_pspi_setup_transfer()
182 npcm_pspi_set_transfer_size(priv, t->bits_per_word); in npcm_pspi_setup_transfer()
183 priv->bits_per_word = t->bits_per_word; in npcm_pspi_setup_transfer()
200 wsize = min(bytes_per_word(priv->bits_per_word), priv->tx_bytes); in npcm_pspi_send()
227 rsize = min(bytes_per_word(priv->bits_per_word), pri in npcm_pspi_recv()
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H A Dspi-pic32.c107 u32 bits_per_word; member
390 static int pic32_spi_set_word_size(struct pic32_spi *pic32s, u8 bits_per_word) in pic32_spi_set_word_size() argument
395 switch (bits_per_word) { in pic32_spi_set_word_size()
421 bits_per_word / 8); in pic32_spi_set_word_size()
451 /* set device specific bits_per_word */ in pic32_spi_prepare_message()
452 if (pic32s->bits_per_word != spi->bits_per_word) { in pic32_spi_prepare_message()
453 pic32_spi_set_word_size(pic32s, spi->bits_per_word); in pic32_spi_prepare_message()
454 pic32s->bits_per_word = spi->bits_per_word; in pic32_spi_prepare_message()
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H A Dspi-lantiq-ssc.c180 unsigned int bits_per_word; member
296 unsigned int bits_per_word) in hw_setup_bits_per_word()
300 /* CON.BM value = bits_per_word - 1 */ in hw_setup_bits_per_word()
301 bm = (bits_per_word - 1) << LTQ_SPI_CON_BM_S; in hw_setup_bits_per_word()
366 hw_setup_bits_per_word(spi, spi->bits_per_word); in lantiq_ssc_hw_init()
434 unsigned int bits_per_word = t->bits_per_word; in hw_setup_transfer() local
437 if (bits_per_word != spi->bits_per_word || in hw_setup_transfer()
441 hw_setup_bits_per_word(spi, bits_per_word); in hw_setup_transfer()
295 hw_setup_bits_per_word(const struct lantiq_ssc_spi *spi, unsigned int bits_per_word) hw_setup_bits_per_word() argument
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H A Dspi-bcm-qspi.c159 u8 bits_per_word; member
586 if (xp->bits_per_word != 16) in bcm_qspi_hw_set_parms()
587 spcr |= xp->bits_per_word << 2; in bcm_qspi_hw_set_parms()
619 xp.bits_per_word = trans->bits_per_word; in bcm_qspi_update_parms()
629 if (spi->bits_per_word > 16) in bcm_qspi_setup()
642 if (spi->bits_per_word) in bcm_qspi_setup()
643 xp->bits_per_word = spi->bits_per_word; in bcm_qspi_setup()
645 xp->bits_per_word in bcm_qspi_setup()
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/kernel/linux/linux-5.10/drivers/iio/adc/
H A Dad7949.c64 int bits_per_word = ad7949_adc->resolution; in ad7949_spi_write_cfg() local
65 int shift = bits_per_word - AD7949_CFG_REG_SIZE_BITS; in ad7949_spi_write_cfg()
71 .bits_per_word = bits_per_word, in ad7949_spi_write_cfg()
93 int bits_per_word = ad7949_adc->resolution; in ad7949_spi_read_channel() local
100 .bits_per_word = bits_per_word, in ad7949_spi_read_channel()
/kernel/linux/linux-5.10/drivers/staging/wfx/
H A Dbus_spi.c46 * A little endian host with bits_per_word == 16 should do the right job
185 if (!func->bits_per_word) in wfx_spi_probe()
186 func->bits_per_word = 16; in wfx_spi_probe()
192 func->chip_select, func->mode, func->bits_per_word, in wfx_spi_probe()
194 if (func->bits_per_word != 16 && func->bits_per_word != 8) in wfx_spi_probe()
196 func->bits_per_word); in wfx_spi_probe()
205 if (func->bits_per_word == 8 || IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) in wfx_spi_probe()
/kernel/linux/linux-6.6/drivers/net/wireless/silabs/wfx/
H A Dbus_spi.c61 * A little endian host with bits_per_word == 16 should do the right job natively. The code below to
198 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()
/kernel/linux/linux-5.10/drivers/net/wireless/st/cw1200/
H A Dcw1200_spi.c89 if (self->func->bits_per_word == 8) in cw1200_spi_memcpy_fromio()
112 if (self->func->bits_per_word == 8) in cw1200_spi_memcpy_fromio()
154 if (self->func->bits_per_word == 8) in cw1200_spi_memcpy_toio()
184 if (self->func->bits_per_word == 8) in cw1200_spi_memcpy_toio()
373 func->bits_per_word = plat_data->spi_bits_per_word; in cw1200_spi_probe()
374 if (!func->bits_per_word) in cw1200_spi_probe()
375 func->bits_per_word = 16; in cw1200_spi_probe()
381 func->chip_select, func->mode, func->bits_per_word, in cw1200_spi_probe()
/kernel/linux/linux-6.6/drivers/net/wireless/st/cw1200/
H A Dcw1200_spi.c89 if (self->func->bits_per_word == 8) in cw1200_spi_memcpy_fromio()
112 if (self->func->bits_per_word == 8) in cw1200_spi_memcpy_fromio()
154 if (self->func->bits_per_word == 8) in cw1200_spi_memcpy_toio()
184 if (self->func->bits_per_word == 8) in cw1200_spi_memcpy_toio()
373 func->bits_per_word = plat_data->spi_bits_per_word; in cw1200_spi_probe()
374 if (!func->bits_per_word) in cw1200_spi_probe()
375 func->bits_per_word = 16; in cw1200_spi_probe()
381 spi_get_chipselect(func, 0), func->mode, func->bits_per_word, in cw1200_spi_probe()
/kernel/linux/linux-5.10/drivers/iio/imu/
H A Dadis.c46 .bits_per_word = 8, in __adis_write_reg()
55 .bits_per_word = 8, in __adis_write_reg()
64 .bits_per_word = 8, in __adis_write_reg()
73 .bits_per_word = 8, in __adis_write_reg()
79 .bits_per_word = 8, in __adis_write_reg()
146 .bits_per_word = 8, in __adis_read_reg()
155 .bits_per_word = 8, in __adis_read_reg()
165 .bits_per_word = 8, in __adis_read_reg()
174 .bits_per_word = 8, in __adis_read_reg()
/kernel/linux/linux-6.6/drivers/iio/imu/
H A Dadis.c42 .bits_per_word = 8, in __adis_write_reg()
51 .bits_per_word = 8, in __adis_write_reg()
60 .bits_per_word = 8, in __adis_write_reg()
69 .bits_per_word = 8, in __adis_write_reg()
75 .bits_per_word = 8, in __adis_write_reg()
142 .bits_per_word = 8, in __adis_read_reg()
151 .bits_per_word = 8, in __adis_read_reg()
161 .bits_per_word = 8, in __adis_read_reg()
170 .bits_per_word = 8, in __adis_read_reg()
/kernel/linux/linux-6.6/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()

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