CMF_READ(9)                                The ccw bus                                CMF_READ(9)



NAME
       cmf_read - read one value from the current channel measurement block

SYNOPSIS
       u64 cmf_read(struct ccw_device * cdev, int index);

ARGUMENTS
       cdev
           the channel to be read

       index
           the index of the value to be read

DESCRIPTION
       Returns the value read or 0 if the value cannot be read.

CONTEXT
       any

AUTHOR
       Cornelia Huck <cornelia.huck AT de.com>
           Author.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                               CMF_READ(9)