From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Mon, 20 Oct 2014 18:34:21 +0000 (-0700)
Subject: staging: comedi: addi_apci_3120: provide analog output 'readback'
X-Git-Tag: omap-for-v3.19/fixes-rc1~73^2~805
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bf34c2262270bc4d7e1d7747a15675942a5dd9c4;p=pandora-kernel.git

staging: comedi: addi_apci_3120: provide analog output 'readback'

Use the comedi_subdevice 'readback' member and the core provided (*insn_read)
function to provide radback of the analog output channels.

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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