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.TH "PCI_FIND_EXT_CAPABILITY" "9" "09 October 2005" "" ""

.SH NAME
pci_find_ext_capability \- Find an extended capability
.SH SYNOPSIS
"SYNOPSIS"
.sp
\fB
.sp
int pci_find_ext_capability  (struct pci_dev * \fIdev\fB, int \fIcap\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fIdev\fB\fR
PCI device to query
.TP
\fB\fIcap\fB\fR
capability code
.SH "DESCRIPTION"
.PP
Returns the address of the requested extended capability structure
within the device's PCI configuration space or 0 if the device does
not support it.  Possible values for \fIcap\fR:
.PP
PCI_EXT_CAP_ID_ERR  Advanced Error Reporting
PCI_EXT_CAP_ID_VC  Virtual Channel
PCI_EXT_CAP_ID_DSN  Device Serial Number
PCI_EXT_CAP_ID_PWR  Power Budgeting