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spi: Use BITS_TO_BYTES()

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BITS_TO_BYTES() is the existing macro which takes care about full
bytes that may fully hold the given amount of bits. Use it.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230714091748.89681-4-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Andy Shevchenko 2023-07-14 12:17:47 +03:00 committed by Mark Brown
parent 7b5c6a545b
commit 169f5312dc
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1 changed files with 1 additions and 3 deletions
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drivers/spi/spi.c
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@ -3877,11 +3877,9 @@ static int __spi_validate(struct spi_device *spi, struct spi_message *message)
*/
if ((spi->mode & SPI_CS_WORD) && (!(ctlr->mode_bits & SPI_CS_WORD) ||
spi_get_csgpiod(spi, 0))) {
size_t maxsize;
size_t maxsize = BITS_TO_BYTES(spi->bits_per_word);
int ret;
maxsize = (spi->bits_per_word + 7) / 8;
/* spi_split_transfers_maxsize() requires message->spi */
message->spi = spi;