Current File : //lib/modules/4.18.0-17-generic/build/include/acpi/pcc.h
/*
* 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 */
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