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authorRussell King <rmk+kernel@arm.linux.org.uk>2012-05-17 15:01:28 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-07-01 14:15:38 +0100
commitaeea1808fe752e917b966961bde3e9603f206dec (patch)
treea826ec3a86dd99203eb30dded5b2b82ac13db0bb /include/linux/amba
parentdmaengine: PL08x: remove circular_buffer boolean from channel data (diff)
downloadlinux-dev-aeea1808fe752e917b966961bde3e9603f206dec.tar.xz
linux-dev-aeea1808fe752e917b966961bde3e9603f206dec.zip
dmaengine: PL08x: clean up get_signal/put_signal
Try to avoid dereferencing the DMA engine's channel struct in these platform helpers; instead, pass a pointer to the channel data into get_signal(), and the returned signal number to put_signal(). Tested-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/linux/amba')
-rw-r--r--include/linux/amba/pl08x.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/amba/pl08x.h b/include/linux/amba/pl08x.h
index 0f5b34d668b6..88765a62c8f2 100644
--- a/include/linux/amba/pl08x.h
+++ b/include/linux/amba/pl08x.h
@@ -225,8 +225,8 @@ struct pl08x_platform_data {
const struct pl08x_channel_data *slave_channels;
unsigned int num_slave_channels;
struct pl08x_channel_data memcpy_channel;
- int (*get_signal)(struct pl08x_dma_chan *);
- void (*put_signal)(struct pl08x_dma_chan *);
+ int (*get_signal)(const struct pl08x_channel_data *);
+ void (*put_signal)(const struct pl08x_channel_data *, int);
u8 lli_buses;
u8 mem_buses;
};