'\" t .\" Title: z8530_queue_xmit .\" Author: .\" Generator: DocBook XSL Stylesheets v1.79.1 .\" Date: July 2017 .\" Manual: Public Functions Provided .\" Source: Kernel Hackers Manual 4.12.2 .\" Language: English .\" .TH "Z8530_QUEUE_XMIT" "9" "July 2017" "Kernel Hackers Manual 4\&.12\&" "Public Functions Provided" .\" ----------------------------------------------------------------- .\" * 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_queue_xmit \- Queue a packet .SH "SYNOPSIS" .HP \w'netdev_tx_t\ z8530_queue_xmit('u .BI "netdev_tx_t z8530_queue_xmit(struct\ z8530_channel\ *\ " "c" ", struct\ sk_buff\ *\ " "skb" ");" .SH "ARGUMENTS" .PP \fIstruct z8530_channel * c\fR .RS 4 The channel to use .RE .PP \fIstruct sk_buff * skb\fR .RS 4 The packet to kick down the channel .RE .SH "DESCRIPTION" .PP Queue a packet for transmission\&. Because we have rather hard to hit interrupt latencies for the Z85230 per packet even in DMA mode we do the flip to DMA buffer if needed here not in the IRQ\&. .PP Called from the network code\&. The lock is not held at this point\&. .SH "AUTHOR" .PP \fBAlan Cox\fR <\&alan@lxorguk.ukuu.org.uk\&> .RS 4 Author. .RE .SH "COPYRIGHT" .br