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@lxorguk.ukuu.org.uk>
Author.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 WRITE_ZSREG(9)
