staging: comedi: cb_pcidas64: use subdevice readback for 'ad8402_state'

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Use the comedi_subdevice 'readback' member and the core provided (*insn_read)
to handle the readback of the write-only calibration subdevice. Remove the
then unused 'ad8402_state' 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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H Hartley Sweeten 2014-11-20 15:07:21 -07:00 • committed by Greg Kroah-Hartman

parent 5e2de5e7f9

commit fe1184e49a

1 changed files with 11 additions and 22 deletions

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drivers/staging/comedi/drivers/cb_pcidas64.c

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