From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Thu, 20 Nov 2014 22:07:25 +0000 (-0700)
Subject: staging: comedi: cb_pcidas: use subdevice readback for 'caldac_value'
X-Git-Tag: omap-for-v3.19/fixes-rc1~73^2~90
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3f5ced0d0241d64b43c33402e714198824d5b0de;p=pandora-kernel.git

staging: comedi: cb_pcidas: use subdevice readback for 'caldac_value'

Use the comedi_subdevice 'readback' member and the core provided (*insn_read)
to handle the readback of the write-only caldac subdevice. Remove the then
unused 'caldac_value' member from the private data.

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>
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