[PATCH 1/8] spi: spi-s3c64xx: swap s3c64xx_spi_set_cs() and s3c64xx_enable_datapath()
From: Łukasz Stelmach <l.stelmach@samsung.com>
Date: 2020-08-19 12:32:49
Also in:
linux-samsung-soc, linux-spi, lkml
Subsystem:
arm/samsung s3c, s5p and exynos arm architectures, samsung spi drivers, spi subsystem, the rest · Maintainers:
Krzysztof Kozlowski, Peter Griffin, Andi Shyti, Mark Brown, Linus Torvalds
Possibly related (same subject, not in this thread)
- 2020-08-20 · Re: [PATCH 1/8] spi: spi-s3c64xx: swap s3c64xx_spi_set_cs() and s3c64xx_enable_datapath() · Lukasz Stelmach <l.stelmach@samsung.com>
- 2020-08-19 · Re: [PATCH 1/8] spi: spi-s3c64xx: swap s3c64xx_spi_set_cs() and s3c64xx_enable_datapath() · Mark Brown <broonie@kernel.org>
- 2020-08-19 · Re: [PATCH 1/8] spi: spi-s3c64xx: swap s3c64xx_spi_set_cs() and s3c64xx_enable_datapath() · Lukasz Stelmach <l.stelmach@samsung.com>
- 2020-08-19 · Re: [PATCH 1/8] spi: spi-s3c64xx: swap s3c64xx_spi_set_cs() and s3c64xx_enable_datapath() · Mark Brown <broonie@kernel.org>
- 2020-08-19 · Re: [PATCH 1/8] spi: spi-s3c64xx: swap s3c64xx_spi_set_cs() and s3c64xx_enable_datapath() · Krzysztof Kozlowski <krzk@kernel.org>
Fix issues with DMA transfers bigger than 512 on Exynos3250. 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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