| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.18 007/350] spi: bcm-qspi: fix calculation of address length | Date | Sun, 11 Nov 2018 14:17:51 -0800 |
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4.18-stable review patch. If anyone has any objections, please let me know.
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From: Rafał Miłecki <rafal@milecki.pl>
commit 0976eda7915507fe94e07870c19d717c9994b57a upstream.
During implementation of the new API bcm_qspi_bspi_set_flex_mode() has been modified breaking calculation of address length. An unnecessary multiplication was added breaking flash reads.
Fixes: 5f195ee7d830 ("spi: bcm-qspi: Implement the spi_mem interface") Signed-off-by: Rafał Miłecki <rafal@milecki.pl> Reviewed-by: Boris Brezillon <boris.brezillon@bootlin.com> Signed-off-by: Mark Brown <broonie@kernel.org> Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/spi/spi-bcm-qspi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/spi/spi-bcm-qspi.c +++ b/drivers/spi/spi-bcm-qspi.c @@ -355,7 +355,7 @@ static int bcm_qspi_bspi_set_flex_mode(s int bpc = 0, bpp = 0; u8 command = op->cmd.opcode; int width = op->cmd.buswidth ? op->cmd.buswidth : SPI_NBITS_SINGLE; - int addrlen = op->addr.nbytes * 8; + int addrlen = op->addr.nbytes; int flex_mode = 1; dev_dbg(&qspi->pdev->dev, "set flex mode w %x addrlen %x hp %d\n",
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