* [PATCH] mxs/spi: Restart the block after unsuccessful transfer
@ 2012-08-24 2:34 ` Marek Vasut
0 siblings, 0 replies; 4+ messages in thread
From: Marek Vasut @ 2012-08-24 2:34 UTC (permalink / raw)
To: spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f
Cc: Marek Vasut, Fabio Estevam, Shawn Guo, Mark Brown, Chris Ball,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r
Restart the SSP block in case the SSP transfer failed in any way.
The block hung in some cases otherwise.
Signed-off-by: Marek Vasut <marex-ynQEQJNshbs@public.gmane.org>
Cc: Chris Ball <cjb-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org>
Cc: Shawn Guo <shawn.guo-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: Mark Brown <broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
Cc: Fabio Estevam <fabio.estevam-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
---
drivers/spi/spi-mxs.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index 746359e..8075683 100644
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -445,8 +445,10 @@ static int mxs_spi_transfer_one(struct spi_master *master,
}
m->actual_length += t->len;
- if (status)
+ if (status) {
+ stmp_reset_block(ssp->base);
break;
+ }
first = last = 0;
}
--
1.7.10.4
------------------------------------------------------------------------------
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^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH] mxs/spi: Restart the block after unsuccessful transfer
@ 2012-08-24 2:34 ` Marek Vasut
0 siblings, 0 replies; 4+ messages in thread
From: Marek Vasut @ 2012-08-24 2:34 UTC (permalink / raw)
To: linux-arm-kernel
Restart the SSP block in case the SSP transfer failed in any way.
The block hung in some cases otherwise.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Chris Ball <cjb@laptop.org>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
---
drivers/spi/spi-mxs.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index 746359e..8075683 100644
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -445,8 +445,10 @@ static int mxs_spi_transfer_one(struct spi_master *master,
}
m->actual_length += t->len;
- if (status)
+ if (status) {
+ stmp_reset_block(ssp->base);
break;
+ }
first = last = 0;
}
--
1.7.10.4
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] mxs/spi: Restart the block after unsuccessful transfer
2012-08-24 2:34 ` Marek Vasut
@ 2012-08-27 16:37 ` Mark Brown
-1 siblings, 0 replies; 4+ messages in thread
From: Mark Brown @ 2012-08-27 16:37 UTC (permalink / raw)
To: Marek Vasut
Cc: Fabio Estevam, spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f,
Chris Ball, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
Shawn Guo
On Fri, Aug 24, 2012 at 04:34:18AM +0200, Marek Vasut wrote:
> Restart the SSP block in case the SSP transfer failed in any way.
> The block hung in some cases otherwise.
Applied, thanks.
------------------------------------------------------------------------------
Live Security Virtual Conference
Exclusive live event will cover all the ways today's security and
threat landscape has changed and how IT managers can respond. Discussions
will include endpoint security, mobile security and the latest in malware
threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH] mxs/spi: Restart the block after unsuccessful transfer
@ 2012-08-27 16:37 ` Mark Brown
0 siblings, 0 replies; 4+ messages in thread
From: Mark Brown @ 2012-08-27 16:37 UTC (permalink / raw)
To: linux-arm-kernel
On Fri, Aug 24, 2012 at 04:34:18AM +0200, Marek Vasut wrote:
> Restart the SSP block in case the SSP transfer failed in any way.
> The block hung in some cases otherwise.
Applied, thanks.
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2012-08-27 16:37 UTC | newest]
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2012-08-24 2:34 [PATCH] mxs/spi: Restart the block after unsuccessful transfer Marek Vasut
2012-08-24 2:34 ` Marek Vasut
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2012-08-27 16:37 ` Mark Brown
2012-08-27 16:37 ` Mark Brown
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