mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-26 10:49:33 +00:00
![Thomas Gleixner](/assets/img/avatar_default.png)
Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 315 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Armijn Hemel <armijn@tjaldur.nl> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190531190115.503150771@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
26 lines
651 B
C
26 lines
651 B
C
/* 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 */
|