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866ae696 HT |
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 | ||
c4b766c2 | 16 | #define MAX_PCC_SUBSPACES 256 |
866ae696 HT |
17 | #ifdef CONFIG_PCC |
18 | extern struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl, | |
19 | int subspace_id); | |
20 | extern void pcc_mbox_free_channel(struct mbox_chan *chan); | |
21 | #else | |
22 | static inline struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl, | |
23 | int subspace_id) | |
24 | { | |
d0679cfa | 25 | return ERR_PTR(-ENODEV); |
866ae696 HT |
26 | } |
27 | static inline void pcc_mbox_free_channel(struct mbox_chan *chan) { } | |
28 | #endif | |
29 | ||
30 | #endif /* _PCC_H */ |