Blackfin arch: lookup channel2irq() only once
authorMichael Hennerich <michael.hennerich@analog.com>
Tue, 28 Oct 2008 10:19:29 +0000 (18:19 +0800)
committerBryan Wu <cooloney@kernel.org>
Tue, 28 Oct 2008 10:19:29 +0000 (18:19 +0800)
Add irq to struct dma_channel lookup channel2irq() only once,
since channel2irq() is fairly large on some Blackfin derivatives.

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

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