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dmaengine: PL08x: clean up get_signal/put_signal

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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>
This commit is contained in:
Russell King
2012-05-17 15:01:28 +01:00
parent 48afb3112e
commit aeea1808fe
2 changed files with 4 additions and 4 deletions
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4
include/linux/amba/pl08x.h
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@@ -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;
};