This is a note to let you know that I've just added the patch titled
spi/omap-mcspi: Fix the spi task hangs waiting dma_rx
to the 3.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
spi-omap-mcspi-fix-the-spi-task-hangs-waiting-dma_rx.patch
and it can be found in the queue-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 3d0763c006f8da1b44a9f5f9a21187f5b8f674f4 Mon Sep 17 00:00:00 2001
From: "Jorge A. Ventura" <jorge.araujo.ventura@xxxxxxxxx>
Date: Sat, 9 Aug 2014 16:06:58 -0500
Subject: spi/omap-mcspi: Fix the spi task hangs waiting dma_rx
From: "Jorge A. Ventura" <jorge.araujo.ventura@xxxxxxxxx>
commit 3d0763c006f8da1b44a9f5f9a21187f5b8f674f4 upstream.
The spi hangs waiting the completion of omap2_mcspi_rx_callback.
Signed-off-by: Jorge A. Ventura <jorge.araujo.ventura@xxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/spi/spi-omap2-mcspi.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/spi/spi-omap2-mcspi.c
+++ b/drivers/spi/spi-omap2-mcspi.c
@@ -321,7 +321,8 @@ static void omap2_mcspi_set_fifo(const s
disable_fifo:
if (t->rx_buf != NULL)
chconf &= ~OMAP2_MCSPI_CHCONF_FFER;
- else
+
+ if (t->tx_buf != NULL)
chconf &= ~OMAP2_MCSPI_CHCONF_FFET;
mcspi_write_chconf0(spi, chconf);
Patches currently in stable-queue which might be from jorge.araujo.ventura@xxxxxxxxx are
queue-3.14/spi-omap-mcspi-fix-the-spi-task-hangs-waiting-dma_rx.patch
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