.TH "z8530_dma_status" 9 "z8530_dma_status" "25 May 1998" "Kernel Hacker's Manual" LINUX
.SH NAME
z8530_dma_status \-  Handle a DMA status exception
.SH SYNOPSIS
.B "void" z8530_dma_status
.BI "(struct z8530_channel *" chan ");"
.SH ARGUMENTS
.IP "chan" 12
 Z8530 channel to process
.SH "DESCRIPTION"
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 and
have to poke the protocol layer.