mailbox: pcc: Add PCC request and free channel declarations (866ae696) · Commits · 戴 / test

include/acpi/cppc_acpi.h

+1 −6

Original line number	Diff line number	Diff line
		@@ -15,10 +15,9 @@
		#define _CPPC_ACPI_H

		#include <linux/acpi.h>
		#include <linux/mailbox_controller.h>
		#include <linux/mailbox_client.h>
		#include <linux/types.h>

		#include <acpi/pcc.h>
		#include <acpi/processor.h>

		/* Only support CPPCv2 for now. */
		@@ -130,8 +129,4 @@ extern int cppc_set_perf(int cpu, struct cppc_perf_ctrls *perf_ctrls);
		extern int cppc_get_perf_caps(int cpu, struct cppc_perf_caps *caps);
		extern int acpi_get_psd_map(struct cpudata **);

		/* Methods to interact with the PCC mailbox controller. */
		extern struct mbox_chan *
		pcc_mbox_request_channel(struct mbox_client *, unsigned int);

		#endif /* _CPPC_ACPI_H*/

0 → 100644

+29 −0

Original line number	Diff line number	Diff line
		/*
		* 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>

		#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 NULL;
		}
		static inline void pcc_mbox_free_channel(struct mbox_chan *chan) { }
		#endif

		#endif /* _PCC_H */