/* SPDX-License-Identifier: GPL-2.0-only */ | |
/* | |
* PCC (Platform Communications Channel) methods | |
*/ | |
#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 */ |