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#define MAX_PCC_SUBSPACES 256
17#ifdef CONFIG_PCC
18extern struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl,
19 int subspace_id);
20extern void pcc_mbox_free_channel(struct mbox_chan *chan);
21#else
22static inline struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl,
23 int subspace_id)
24{
25 return ERR_PTR(-ENODEV);
26}
27static inline void pcc_mbox_free_channel(struct mbox_chan *chan) { }
28#endif
29
30#endif /* _PCC_H */
31