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.TH "SBA_UNMAP_SINGLE" "9" "09 October 2005" "" ""

.SH NAME
sba_unmap_single \- unmap one IOVA and free resources
.SH SYNOPSIS
"SYNOPSIS"
.sp
\fB
.sp
void sba_unmap_single  (struct device * \fIdev\fB, dma_addr_t \fIiova\fB, size_t \fIsize\fB, int \fIdir\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fIdev\fB\fR
instance of PCI owned by the driver that's asking.
.TP
\fB\fIiova\fB\fR
IOVA of driver buffer previously mapped.
.TP
\fB\fIsize\fB\fR
number of bytes mapped in driver buffer.
.TP
\fB\fIdir\fB\fR
R/W or both.
.SH "DESCRIPTION"
.PP
See Documentation/DMA-mapping.txt