'\" t .\" Title: z8530_tx .\" Author: .\" Generator: DocBook XSL Stylesheets v1.78.1 .\" Date: May 2018 .\" Manual: Internal Functions .\" Source: Kernel Hackers Manual 3.16.56 .\" Language: English .\" .TH "Z8530_TX" "9" "May 2018" "Kernel Hackers Manual 3\&.16\&" "Internal Functions" .\" ----------------------------------------------------------------- .\" * Define some portability stuff .\" ----------------------------------------------------------------- .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .\" http://bugs.debian.org/507673 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .ie \n(.g .ds Aq \(aq .el .ds Aq ' .\" ----------------------------------------------------------------- .\" * set default formatting .\" ----------------------------------------------------------------- .\" disable hyphenation .nh .\" disable justification (adjust text to left margin only) .ad l .\" ----------------------------------------------------------------- .\" * MAIN CONTENT STARTS HERE * .\" ----------------------------------------------------------------- .SH "NAME" z8530_tx \- Handle a PIO transmit event .SH "SYNOPSIS" .HP \w'void\ z8530_tx('u .BI "void z8530_tx(struct\ z8530_channel\ *\ " "c" ");" .SH "ARGUMENTS" .PP \fIc\fR .RS 4 Z8530 channel to process .RE .SH "DESCRIPTION" .PP Z8530 transmit interrupt handler for the PIO mode\&. The basic idea is to attempt to keep the FIFO fed\&. We fill as many bytes in as possible, its quite possible that we won\*(Aqt keep up with the data rate otherwise\&. .SH "AUTHOR" .PP \fBAlan Cox\fR <\&alan@lxorguk.ukuu.org.uk\&> .RS 4 Author. .RE .SH "COPYRIGHT" .br