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/* SPDX-License-Identifier: BSD-2-Clause */
/* Iterate over one list of devices used internally by driver manager
*
* COPYRIGHT (c) 2009 Cobham Gaisler AB.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <drvmgr/drvmgr.h>
#include <drvmgr/drvmgr_list.h>
#include "drvmgr_internal.h"
int drvmgr_for_each_listdev(
struct drvmgr_list *devlist,
unsigned int state_set_mask,
unsigned int state_clr_mask,
int (*func)(struct drvmgr_dev *dev, void *arg),
void *arg
)
{
struct drvmgr_dev *dev;
int ret = 0;
DRVMGR_LOCK_READ();
/* Get First Device */
dev = DEV_LIST_HEAD(devlist);
while (dev) {
if (((state_set_mask != 0) && ((dev->state & state_set_mask) == state_set_mask)) ||
((state_clr_mask != 0) && ((dev->state & state_clr_mask) == 0)) ||
((state_set_mask == 0) && (state_clr_mask == 0))) {
ret = func(dev, arg);
if (ret != 0)
break;
}
dev = dev->next;
}
DRVMGR_UNLOCK();
return ret;
}
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