/* * PCC (Platform Communications Channel) methods * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; version 2 * of the License. */ #ifndef _PCC_H #define _PCC_H #include <linux/mailbox_controller.h> #include <linux/mailbox_client.h> #define MAX_PCC_SUBSPACES 256 #ifdef CONFIG_PCC extern struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl, int subspace_id); extern void pcc_mbox_free_channel(struct mbox_chan *chan); #else static inline struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl, int subspace_id) { return ERR_PTR(-ENODEV); } static inline void pcc_mbox_free_channel(struct mbox_chan *chan) { } #endif #endif /* _PCC_H */