From: Michael Hennerich <michael.hennerich@analog.com>
Date: Mon, 21 May 2007 10:09:17 +0000 (+0800)
Subject: Blackfin arch: DMA operation cleanup
X-Git-Tag: v2.6.22-rc3~148
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=23ee968d96ef5ad564c0f0b8a30412fb93137ebb;p=pandora-kernel.git

Blackfin arch: DMA operation cleanup

1) Disable Interrupts during DMA memcpy to avoid raise conditions.
2) Mark MDMA channel 0 as reserved, since were using it internally.
3) Add DMA based equivalents for insX and outsX.
4) Our insX and outsX only handles len <= 2^16.

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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