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1 /*
2 * PCC (Platform Communications Channel) methods
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; version 2
7 * of the License.
8 */
9
10 #ifndef _PCC_H
11 #define _PCC_H
12
13 #include <linux/mailbox_controller.h>
14 #include <linux/mailbox_client.h>
15
16 #ifdef CONFIG_PCC
17 extern struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl,
18 int subspace_id);
19 extern void pcc_mbox_free_channel(struct mbox_chan *chan);
20 #else
21 static inline struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl,
22 int subspace_id)
23 {
24 return ERR_PTR(-ENODEV);
25 }
26 static inline void pcc_mbox_free_channel(struct mbox_chan *chan) { }
27 #endif
28
29 #endif /* _PCC_H */