[PATCH v2 1/2] spi: atmel-quadspi: Fix the buswidth adjustment between spi-mem and controller

From: Tudor Ambarus
Date: Wed Apr 06 2022 - 12:02:49 EST


Use the spi_mem_default_supports_op() core helper in order to take into
account the buswidth specified by the user in device tree.

Cc: <stable@xxxxxxxxxxxxxxx>
Fixes: 0e6aae08e9ae ("spi: Add QuadSPI driver for Atmel SAMA5D2")
Signed-off-by: Tudor Ambarus <tudor.ambarus@xxxxxxxxxxxxx>
---
v2: amend patch's subject, s/"spi: atmel-quadspi.c:"/"spi: atmel-quadspi:"

drivers/spi/atmel-quadspi.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/spi/atmel-quadspi.c b/drivers/spi/atmel-quadspi.c
index 92d9610df1fd..938017a60c8e 100644
--- a/drivers/spi/atmel-quadspi.c
+++ b/drivers/spi/atmel-quadspi.c
@@ -277,6 +277,9 @@ static int atmel_qspi_find_mode(const struct spi_mem_op *op)
static bool atmel_qspi_supports_op(struct spi_mem *mem,
const struct spi_mem_op *op)
{
+ if (!spi_mem_default_supports_op(mem, op))
+ return false;
+
if (atmel_qspi_find_mode(op) < 0)
return false;

--
2.25.1