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spi: amlogic-spisg: Use FIELD_MODIFY()

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Use FIELD_MODIFY() to remove open-coded bit manipulation.
No functional change intended.

Signed-off-by: Hans Zhang <18255117159@163.com>
Link: https://patch.msgid.link/20260430155456.36998-3-18255117159@163.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Hans Zhang 2026-04-30 23:54:48 +08:00 committed by Mark Brown
parent 8262b1421d
commit b69bfa5933
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GPG Key ID: 24D68B725D5487D0
1 changed files with 5 additions and 8 deletions
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13
drivers/spi/spi-amlogic-spisg.c
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@ -601,14 +601,11 @@ static int aml_spisg_prepare_message(struct spi_controller *ctlr,
spisg->bytes_per_word = spi->bits_per_word >> 3;
spisg->cfg_spi &= ~CFG_SLAVE_SELECT;
spisg->cfg_spi |= FIELD_PREP(CFG_SLAVE_SELECT, spi_get_chipselect(spi, 0));
spisg->cfg_bus &= ~(CFG_CPOL | CFG_CPHA | CFG_B_L_ENDIAN | CFG_HALF_DUPLEX);
spisg->cfg_bus |= FIELD_PREP(CFG_CPOL, !!(spi->mode & SPI_CPOL)) |
FIELD_PREP(CFG_CPHA, !!(spi->mode & SPI_CPHA)) |
FIELD_PREP(CFG_B_L_ENDIAN, !!(spi->mode & SPI_LSB_FIRST)) |
FIELD_PREP(CFG_HALF_DUPLEX, !!(spi->mode & SPI_3WIRE));
FIELD_MODIFY(CFG_SLAVE_SELECT, &spisg->cfg_spi, spi_get_chipselect(spi, 0));
FIELD_MODIFY(CFG_CPOL, &spisg->cfg_bus, !!(spi->mode & SPI_CPOL));
FIELD_MODIFY(CFG_CPHA, &spisg->cfg_bus, !!(spi->mode & SPI_CPHA));
FIELD_MODIFY(CFG_B_L_ENDIAN, &spisg->cfg_bus, !!(spi->mode & SPI_LSB_FIRST));
FIELD_MODIFY(CFG_HALF_DUPLEX, &spisg->cfg_bus, !!(spi->mode & SPI_3WIRE));
return 0;
}