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staging: comedi: adl_pci6208: cleanup pci6208_ao_winsn()
authorH Hartley Sweeten <hartleys@visionengravers.com>
Wed, 27 Jun 2012 22:06:14 +0000 (15:06 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 6 Jul 2012 22:40:06 +0000 (15:40 -0700)
Use the defines for the register map to make the code a bit
clearer. Shorten or rename some of the local variables for
the same reason.

Only the last value written to the DAC needs to be cached in
the ao_readback variable.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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