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| author | Stefan Moring <stefanmoring@gmail.com> | 2023-09-17 18:40:37 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-09-18 13:05:27 +0100 |
| commit | 5f66db08cbd3ca471c66bacb0282902c79db9274 (patch) | |
| tree | ffe746319f00557b55968f226eaca79e9b608124 /drivers/spi/spi-imx.c | |
| parent | 9855d60cfc720ff32355484c119acafd3c4dc806 (diff) | |
| download | lwn-5f66db08cbd3ca471c66bacb0282902c79db9274.tar.gz lwn-5f66db08cbd3ca471c66bacb0282902c79db9274.zip | |
spi: imx: Take in account bits per word instead of assuming 8-bits
The IMX spi driver has a hardcoded 8, breaking the driver for word
lengths other than 8.
Signed-off-by: Stefan Moring <stefanmoring@gmail.com>
Reported-by: Sebastian Reichel <sre@kernel.org>
Fixes: 15a6af94a277 ("spi: Increase imx51 ecspi burst length based on transfer length")
Tested-by: Sebastian Reichel <sre@kernel.org>
Link: https://lore.kernel.org/r/20230917164037.29284-1-stefanmoring@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-imx.c')
| -rw-r--r-- | drivers/spi/spi-imx.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c index a8a74c7cb79f..498e35c8db2c 100644 --- a/drivers/spi/spi-imx.c +++ b/drivers/spi/spi-imx.c @@ -662,7 +662,7 @@ static int mx51_ecspi_prepare_transfer(struct spi_imx_data *spi_imx, if (spi_imx->count >= 512) ctrl |= 0xFFF << MX51_ECSPI_CTRL_BL_OFFSET; else - ctrl |= (spi_imx->count*8 - 1) + ctrl |= (spi_imx->count * spi_imx->bits_per_word - 1) << MX51_ECSPI_CTRL_BL_OFFSET; } |