'\" t .\" Title: z8530_dma_status .\" Author: .\" Generator: DocBook XSL Stylesheets v1.79.1 .\" Date: January 2017 .\" Manual: Internal Functions .\" Source: Kernel Hackers Manual 4.8.15 .\" Language: English .\" .TH "Z8530_DMA_STATUS" "9" "January 2017" "Kernel Hackers Manual 4\&.8\&." "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_dma_status \- Handle a DMA status exception .SH "SYNOPSIS" .HP \w'void\ z8530_dma_status('u .BI "void z8530_dma_status(struct\ z8530_channel\ *\ " "chan" ");" .SH "ARGUMENTS" .PP \fIchan\fR .RS 4 Z8530 channel to process .sp A status event occurred on the Z8530\&. We receive these for two reasons when in DMA mode\&. Firstly if we finished a packet transfer we get one and kick the next packet out\&. Secondly we may see a DCD change\&. .RE .SH "AUTHOR" .PP \fBAlan Cox\fR <\&alan@lxorguk.ukuu.org.uk\&> .RS 4 Author. .RE .SH "COPYRIGHT" .br