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.TH "PM_FIND" "" "06 October 2005" "" ""

.SH NAME
pm_find \- find a device
.SH SYNOPSIS
"SYNOPSIS"
.sp
\fB
.sp
struct pm_dev * pm_find  (pm_dev_t \fItype\fB, struct pm_dev * \fIfrom\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fItype\fB\fR
type of device
.TP
\fB\fIfrom\fB\fR
where to start looking
.SH "DESCRIPTION"
.PP
Scan the power management list for devices of a specific type. The
return value for a matching device may be passed to further calls
to this function to find further matches. A NULL indicates the end
of the list. 
.PP
To search from the beginning pass NULL as the \fIfrom\fR value.
.PP
The caller MUST hold the pm_devs_lock lock when calling this 
function. The instant that the lock is dropped all pointers returned
may become invalid.