Re: [PATCH 1/8] spi: spi-s3c64xx: swap s3c64xx_spi_set_cs() and... | linux-arm-kernel

(off-list ancestor, not in this archive)

On Wed, Aug 19, 2020 at 02:32:01PM +0200, Łukasz Stelmach wrote:
Fix issues with DMA transfers bigger than 512 on Exynos3250.
Fix, but how? With proper explanation this should go to CC-stable.

Best regards,
Krzysztof

Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com>
---
 drivers/spi/spi-s3c64xx.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index cf67ea60dc0e..fb5e2ba4b6b9 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -678,11 +678,11 @@ static int s3c64xx_spi_transfer_one(struct spi_master *master,
 		sdd->state &= ~RXBUSY;
 		sdd->state &= ~TXBUSY;
 
-		s3c64xx_enable_datapath(sdd, xfer, use_dma);
-
 		/* Start the signals */
 		s3c64xx_spi_set_cs(spi, true);
 
+		s3c64xx_enable_datapath(sdd, xfer, use_dma);
+
 		spin_unlock_irqrestore(&sdd->lock, flags);
 
 		if (use_dma)
-- 
2.26.2
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Re: [PATCH 1/8] spi: spi-s3c64xx: swap s3c64xx_spi_set_cs() and s3c64xx_enable_datapath()

Possibly related (same subject, not in this thread)