staging: comedi: ni_at_a2150: introduce a2150_isadma_program()
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Tue, 13 Jan 2015 17:16:35 +0000 (10:16 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 17 Jan 2015 22:31:30 +0000 (14:31 -0800)
commitc92b0b29819bc2b3f504b8341b26bb7c1421ad22
tree6e3d331011ca694f466efc2b420652c5b35daaf3
parent0156b06a6b3ee8c42c7c404a2a8a5921b74c69f5
staging: comedi: ni_at_a2150: introduce a2150_isadma_program()

Introduce a helper function to program the ISA DMA controller. Program
the ISA DMA as described in Documentation/DMA-ISA-LPC.txt.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/ni_at_a2150.c