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authorTudor Ambarus <tudor.ambarus@microchip.com>2019-02-05 17:33:19 +0000
committerMark Brown <broonie@kernel.org>2019-02-06 17:19:14 +0000
commit2aaa8dd0938e8e978ce2fa1587cb6960cc32f15e (patch)
treebe04f28cb6d30247f4793451660884fc4a6eb84b /drivers/spi/atmel-quadspi.c
parent9ce4c5128b96317beca4424c80e3595184e94fd1 (diff)
downloadlinux-2aaa8dd0938e8e978ce2fa1587cb6960cc32f15e.tar.bz2
spi: atmel-quadspi: return appropriate error code
Return -ENOTSUPP when atmel_qspi_find_mode() fails. Propagate the error in atmel_qspi_exec_op(). Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com> Reviewed-by: Boris Brezillon <bbrezillon@kernel.org> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/atmel-quadspi.c')
-rw-r--r--drivers/spi/atmel-quadspi.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/spi/atmel-quadspi.c b/drivers/spi/atmel-quadspi.c
index be7f87fd5ac7..06c31830d07b 100644
--- a/drivers/spi/atmel-quadspi.c
+++ b/drivers/spi/atmel-quadspi.c
@@ -198,7 +198,7 @@ static int atmel_qspi_find_mode(const struct spi_mem_op *op)
if (atmel_qspi_is_compatible(op, &sama5d2_qspi_modes[i]))
return i;
- return -1;
+ return -ENOTSUPP;
}
static bool atmel_qspi_supports_op(struct spi_mem *mem,
@@ -238,7 +238,7 @@ static int atmel_qspi_exec_op(struct spi_mem *mem, const struct spi_mem_op *op)
mode = atmel_qspi_find_mode(op);
if (mode < 0)
- return -ENOTSUPP;
+ return mode;
ifr |= sama5d2_qspi_modes[mode].config;