staging: comedi: das1800: add analog output readback

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Use the core provided readback support to allow reading back the last
value written to 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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H Hartley Sweeten 2016-04-08 12:41:47 -07:00 • committed by Greg Kroah-Hartman

parent a5405cfa1b

commit 750bca653d

1 changed files with 9 additions and 8 deletions

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drivers/staging/comedi/drivers/das1800.c

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