From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754686AbcFPVKI (ORCPT ); Thu, 16 Jun 2016 17:10:08 -0400 Received: from mail-pa0-f52.google.com ([209.85.220.52]:33380 "EHLO mail-pa0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754456AbcFPVKG (ORCPT ); Thu, 16 Jun 2016 17:10:06 -0400 From: Hoan Tran To: Ashwin Chaugule , Jassi Brar , "Rafael J. Wysocki" , Len Brown , pprakash@codeaurora.org Cc: Robert Moore , Lv Zheng , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, devel@acpica.org, lho@apm.com, Duc Dang , Hoan Tran Subject: [PATCH v2] mailbox: pcc: Add PCC request and free channel declarations Date: Thu, 16 Jun 2016 14:09:38 -0700 Message-Id: <1466111378-4390-1-git-send-email-hotran@apm.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Exports pcc_mbox_request_channel() and pcc_mbox_free_channel() declarations into a pcc.h header file. v2 * Introduce pcc.h header file for pcc client methods v1 * Initial Signed-off-by: Hoan Tran --- include/acpi/cppc_acpi.h | 7 +------ include/acpi/pcc.h | 29 +++++++++++++++++++++++++++++ 2 files changed, 30 insertions(+), 6 deletions(-) create mode 100644 include/acpi/pcc.h diff --git a/include/acpi/cppc_acpi.h b/include/acpi/cppc_acpi.h index 259683a..ab1da43 100644 --- a/include/acpi/cppc_acpi.h +++ b/include/acpi/cppc_acpi.h @@ -15,10 +15,9 @@ #define _CPPC_ACPI_H #include -#include -#include #include +#include #include /* Only support CPPCv2 for now. */ @@ -131,8 +130,4 @@ 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*/ diff --git a/include/acpi/pcc.h b/include/acpi/pcc.h new file mode 100644 index 0000000..17a940a --- /dev/null +++ b/include/acpi/pcc.h @@ -0,0 +1,29 @@ +/* + * 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 +#include + +#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 */ -- 1.9.1