This is a note to let you know that I've just added the patch titled
spi: dw-mid: terminate ongoing transfers at exit
to the 3.17-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-dw-mid-terminate-ongoing-transfers-at-exit.patch
and it can be found in the queue-3.17 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 8e45ef682cb31fda62ed4eeede5d9745a0a1b1e2 Mon Sep 17 00:00:00 2001
From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Date: Thu, 18 Sep 2014 20:08:53 +0300
Subject: spi: dw-mid: terminate ongoing transfers at exit
From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
commit 8e45ef682cb31fda62ed4eeede5d9745a0a1b1e2 upstream.
Do full clean up at exit, means terminate all ongoing DMA transfers.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/spi/spi-dw-mid.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/drivers/spi/spi-dw-mid.c
+++ b/drivers/spi/spi-dw-mid.c
@@ -91,7 +91,11 @@ static void mid_spi_dma_exit(struct dw_s
{
if (!dws->dma_inited)
return;
+
+ dmaengine_terminate_all(dws->txchan);
dma_release_channel(dws->txchan);
+
+ dmaengine_terminate_all(dws->rxchan);
dma_release_channel(dws->rxchan);
}
Patches currently in stable-queue which might be from andriy.shevchenko@xxxxxxxxxxxxxxx are
queue-3.17/spi-dw-mid-terminate-ongoing-transfers-at-exit.patch
queue-3.17/pci_ids-add-support-for-intel-quark-ilb.patch
queue-3.17/spi-dw-mid-check-that-dma-was-inited-before-exit.patch
queue-3.17/spi-dw-mid-respect-8-bit-mode.patch
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