WRITE_ZSREG(9)                          Internal Functions                         WRITE_ZSREG(9)



NAME
       write_zsreg - Write to a Z8530 channel register

SYNOPSIS
       void write_zsreg(struct z8530_channel * c, u8 reg, u8 val);

ARGUMENTS
       c
           The Z8530 channel

       reg
           Register number

       val
           Value to write

DESCRIPTION
       Write a value to an indexed register. The caller must hold the lock to honour the
       irritating delay rules. We know about register 0 being fast to access.

       Assumes c->lock is held.

AUTHOR
       Alan Cox <alan AT lxorguk.uk>
           Author.

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