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spi: Use BITS_TO_BYTES()
author
Andy Shevchenko
<andriy.shevchenko@linux.intel.com>
Fri, 14 Jul 2023 09:17:47 +0000
(12:17 +0300)
committer
Mark Brown
<broonie@kernel.org>
Fri, 14 Jul 2023 13:44:38 +0000
(14:44 +0100)
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>
drivers/spi/spi.c
patch
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diff --git
a/drivers/spi/spi.c
b/drivers/spi/spi.c
index
05f7023
..
8d6304c
100644
(file)
--- a/
drivers/spi/spi.c
+++ b/
drivers/spi/spi.c
@@
-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;