xref: /linux/drivers/hwtracing/coresight/coresight-etm-perf.h (revision 0883c2c06fb5bcf5b9e008270827e63c09a88c1e)
1 /*
2  * Copyright(C) 2015 Linaro Limited. All rights reserved.
3  * Author: Mathieu Poirier <mathieu.poirier@linaro.org>
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 as published by
7  * the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
12  * more details.
13  *
14  * You should have received a copy of the GNU General Public License along with
15  * this program.  If not, see <http://www.gnu.org/licenses/>.
16  */
17 
18 #ifndef _CORESIGHT_ETM_PERF_H
19 #define _CORESIGHT_ETM_PERF_H
20 
21 struct coresight_device;
22 
23 #ifdef CONFIG_CORESIGHT
24 int etm_perf_symlink(struct coresight_device *csdev, bool link);
25 
26 #else
27 static inline int etm_perf_symlink(struct coresight_device *csdev, bool link)
28 { return -EINVAL; }
29 
30 #endif /* CONFIG_CORESIGHT */
31 
32 #endif
33