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.TH "PM_FIND" "9" "09 April 2004" "" ""

.SH NAME
pm_find \- find a device
.SH 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.
.SH "ABOUT THIS DOCUMENT"
.PP
This documentation is free software; you can redistribute
it and/or modify it under the terms of the GNU General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later
version.
.PP
This program is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied
warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
.PP
You should have received a copy of the GNU General Public
License along with this program; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
MA 02111-1307 USA
.PP
For more details see the file COPYING in the source
distribution of Linux.
.PP
If you have comments on the formatting of this manpage, then please contact
Michael Still (mikal@stillhq.com).
.PP
This documentation was generated with kernel version 2.6.0.