linux-kernel - [PATCH] mtd: spi-nor: Fix direction of the write

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Date:   Fri, 4 Oct 2019 10:47:55 +0000
From:   <Tudor.Ambarus@...rochip.com>
To:     <vigneshr@...com>, <miquel.raynal@...tlin.com>, <richard@....at>,
        <linux-mtd@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        <john.garry@...wei.com>
CC:     <Tudor.Ambarus@...rochip.com>
Subject: [PATCH] mtd: spi-nor: Fix direction of the write_sr() transfer

From: Tudor Ambarus <tudor.ambarus@...rochip.com>

write_sr() sends data to the SPI memory, fix the direction.

Fixes: b35b9a10362d ("mtd: spi-nor: Move m25p80 code in spi-nor.c")
Reported-by: John Garry <john.garry@...wei.com>
Signed-off-by: Tudor Ambarus <tudor.ambarus@...rochip.com>
---
 drivers/mtd/spi-nor/spi-nor.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index 1d8621d43160..7acf4a93b592 100644
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -487,7 +487,7 @@ static int write_sr(struct spi_nor *nor, u8 val)
 			SPI_MEM_OP(SPI_MEM_OP_CMD(SPINOR_OP_WRSR, 1),
 				   SPI_MEM_OP_NO_ADDR,
 				   SPI_MEM_OP_NO_DUMMY,
-				   SPI_MEM_OP_DATA_IN(1, nor->bouncebuf, 1));
+				   SPI_MEM_OP_DATA_OUT(1, nor->bouncebuf, 1));
 
 		return spi_mem_exec_op(nor->spimem, &op);
 	}
-- 
2.9.5