This is a note to let you know that I've just added the patch titled
drivers/i2c/busses: use correct type for dma_map/unmap
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:
drivers-i2c-busses-use-correct-type-for-dma_map-unmap.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 28772ac8711e4d7268c06e765887dd8cb6924f98 Mon Sep 17 00:00:00 2001
From: Wolfram Sang <wsa@xxxxxxxxxxxxx>
Date: Mon, 21 Jul 2014 11:42:03 +0200
Subject: drivers/i2c/busses: use correct type for dma_map/unmap
From: Wolfram Sang <wsa@xxxxxxxxxxxxx>
commit 28772ac8711e4d7268c06e765887dd8cb6924f98 upstream.
dma_{un}map_* uses 'enum dma_data_direction' not 'enum dma_transfer_direction'.
Signed-off-by: Wolfram Sang <wsa@xxxxxxxxxxxxx>
Acked-by: Ludovic Desroches <ludovic.desroches@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/i2c/busses/i2c-at91.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/i2c/busses/i2c-at91.c
+++ b/drivers/i2c/busses/i2c-at91.c
@@ -210,7 +210,7 @@ static void at91_twi_write_data_dma_call
struct at91_twi_dev *dev = (struct at91_twi_dev *)data;
dma_unmap_single(dev->dev, sg_dma_address(&dev->dma.sg),
- dev->buf_len, DMA_MEM_TO_DEV);
+ dev->buf_len, DMA_TO_DEVICE);
at91_twi_write(dev, AT91_TWI_CR, AT91_TWI_STOP);
}
@@ -289,7 +289,7 @@ static void at91_twi_read_data_dma_callb
struct at91_twi_dev *dev = (struct at91_twi_dev *)data;
dma_unmap_single(dev->dev, sg_dma_address(&dev->dma.sg),
- dev->buf_len, DMA_DEV_TO_MEM);
+ dev->buf_len, DMA_FROM_DEVICE);
/* The last two bytes have to be read without using dma */
dev->buf += dev->buf_len - 2;
Patches currently in stable-queue which might be from wsa@xxxxxxxxxxxxx are
queue-3.14/drivers-i2c-busses-use-correct-type-for-dma_map-unmap.patch
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