forked from Imagelibrary/rtems
56 lines
2.0 KiB
C
56 lines
2.0 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/* Find driver by driver-name
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*
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* COPYRIGHT (c) 2011 Cobham Gaisler AB.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <string.h>
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#include <drvmgr/drvmgr.h>
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#include "drvmgr_internal.h"
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/* Get driver from driver name */
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struct drvmgr_drv *drvmgr_drv_by_name(const char *name)
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{
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struct drvmgr *mgr = &drvmgr;
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struct drvmgr_drv *drv = NULL;
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if (!name)
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return NULL;
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/* NOTE: No locking is needed here since Driver list is supposed to be
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* initialized once during startup, we treat it as a static
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* read-only list
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*/
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drv = DRV_LIST_HEAD(&mgr->drivers);
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while (drv) {
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if (drv->name && (strcmp(drv->name, name) == 0))
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break;
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drv = drv->next;
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}
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return drv;
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}
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