From patchwork Tue Dec 17 07:51:16 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuninori Morimoto X-Patchwork-Id: 11296973 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 557A1139A for ; Tue, 17 Dec 2019 07:51:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3D4F42146E for ; Tue, 17 Dec 2019 07:51:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726674AbfLQHvR (ORCPT ); Tue, 17 Dec 2019 02:51:17 -0500 Received: from relmlor2.renesas.com ([210.160.252.172]:22742 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725730AbfLQHvR (ORCPT ); Tue, 17 Dec 2019 02:51:17 -0500 Date: 17 Dec 2019 16:51:16 +0900 X-IronPort-AV: E=Sophos;i="5.69,324,1571670000"; d="scan'208";a="34415904" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 17 Dec 2019 16:51:16 +0900 Received: from morimoto-PC.renesas.com (unknown [10.166.18.140]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 630EA41C7047; Tue, 17 Dec 2019 16:51:16 +0900 (JST) Message-ID: <875zifgzkb.wl-kuninori.morimoto.gx@renesas.com> From: Kuninori Morimoto Subject: [PATCH v2] SH: Convert ins[bwl]/outs[bwl] macros to inline functions User-Agent: Wanderlust/2.15.9 Emacs/24.5 Mule/6.0 To: Yoshinori Sato , Rich Felker Cc: Linux-SH , Linux-Renesas MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org From: Kuninori Morimoto Macro ins[bwl]/outs[bwl] are just calling BUG(), but that results in unused variable warnings all over the place. This patch convert macro to inline to avoid warning We will get this kind of warning without this patch ${LINUX}/drivers/iio/adc/ad7606_par.c:21:23: \ warning: unused variable 'st' [-Wunused-variable] struct ad7606_state *st = iio_priv(indio_dev); ^~ Signed-off-by: Kuninori Morimoto --- v1 -> v2 - add warning on git-log arch/sh/include/asm/io_noioport.h | 34 ++++++++++++++++++++++++++++------ 1 file changed, 28 insertions(+), 6 deletions(-) diff --git a/arch/sh/include/asm/io_noioport.h b/arch/sh/include/asm/io_noioport.h index 90d6109..d39a1a8 100644 --- a/arch/sh/include/asm/io_noioport.h +++ b/arch/sh/include/asm/io_noioport.h @@ -53,12 +53,34 @@ static inline void ioport_unmap(void __iomem *addr) #define outw_p(x, addr) outw((x), (addr)) #define outl_p(x, addr) outl((x), (addr)) -#define insb(a, b, c) BUG() -#define insw(a, b, c) BUG() -#define insl(a, b, c) BUG() +static inline void insb (unsigned long port, void *dst, unsigned long count) +{ + BUG(); +} + +static inline void insw (unsigned long port, void *dst, unsigned long count) +{ + BUG(); +} + +static inline void insl (unsigned long port, void *dst, unsigned long count) +{ + BUG(); +} -#define outsb(a, b, c) BUG() -#define outsw(a, b, c) BUG() -#define outsl(a, b, c) BUG() +static inline void outsb (unsigned long port, const void *src, unsigned long count) +{ + BUG(); +} + +static inline void outsw (unsigned long port, const void *src, unsigned long count) +{ + BUG(); +} + +static inline void outsl (unsigned long port, const void *src, unsigned long count) +{ + BUG(); +} #endif /* __ASM_SH_IO_NOIOPORT_H */