tree a323c73062fa32a794e254a39c519650f0efe4b9
parent d1b945fdb62f3e6852fea5a8779c0151ac1e55a8
author Michael Hennerich <michael.hennerich@analog.com> 1179742157 +0800
committer Linus Torvalds <torvalds@woody.linux-foundation.org> 1179766222 -0700

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>