From patchwork Sat Oct 15 14:55:47 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julia Lawall X-Patchwork-Id: 9377817 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id D60B9600CA for ; Sat, 15 Oct 2016 15:34:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C6A90294AA for ; Sat, 15 Oct 2016 15:34:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id BAFCA294B5; Sat, 15 Oct 2016 15:34:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 95201294AA for ; Sat, 15 Oct 2016 15:34:12 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bvQwx-0007Hp-Uq; Sat, 15 Oct 2016 15:32:39 +0000 Received: from mail3-relais-sop.national.inria.fr ([192.134.164.104]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bvQws-0007F8-CE; Sat, 15 Oct 2016 15:32:35 +0000 X-IronPort-AV: E=Sophos;i="5.31,497,1473112800"; d="scan'208";a="196888338" Received: from palace.rsr.lip6.fr (HELO localhost.localdomain) ([132.227.105.202]) by mail3-relais-sop.national.inria.fr with ESMTP/TLS/AES128-SHA256; 15 Oct 2016 17:14:42 +0200 From: Julia Lawall To: Liam Girdwood Subject: [PATCH 3/7] ASoC: rockchip: constify snd_soc_ops structures Date: Sat, 15 Oct 2016 16:55:47 +0200 Message-Id: <1476543351-17858-4-git-send-email-Julia.Lawall@lip6.fr> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1476543351-17858-1-git-send-email-Julia.Lawall@lip6.fr> References: <1476543351-17858-1-git-send-email-Julia.Lawall@lip6.fr> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161015_083234_794461_C40C1336 X-CRM114-Status: GOOD ( 11.50 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alsa-devel@alsa-project.org, Heiko Stuebner , linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Takashi Iwai , Jaroslav Kysela , linux-rockchip@lists.infradead.org, Mark Brown , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Check for snd_soc_ops structures that are only stored in the ops field of a snd_soc_dai_link structure. This field is declared const, so snd_soc_ops structures that have this property can be declared as const also. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // @r disable optional_qualifier@ identifier i; position p; @@ static struct snd_soc_ops i@p = { ... }; @ok1@ identifier r.i; struct snd_soc_dai_link e; position p; @@ e.ops = &i@p; @ok2@ identifier r.i, e; position p; @@ struct snd_soc_dai_link e[] = { ..., { .ops = &i@p, }, ..., }; @bad@ position p != {r.p,ok1.p,ok2.p}; identifier r.i; struct snd_soc_ops e; @@ e@i@p @depends on !bad disable optional_qualifier@ identifier r.i; @@ static +const struct snd_soc_ops i = { ... }; // The effect on the layout of the .o files is shown by the following output of the size command, first before then after the transformation: text data bss dec hex filename 5027 2488 416 7931 1efb sound/soc/rockchip/rk3399_gru_sound.o 5219 2312 416 7947 1f0b sound/soc/rockchip/rk3399_gru_sound.o text data bss dec hex filename 3499 1648 384 5531 159b sound/soc/rockchip/rockchip_max98090.o 3563 1584 384 5531 159b sound/soc/rockchip/rockchip_max98090.o text data bss dec hex filename 3455 1536 384 5375 14ff sound/soc/rockchip/rockchip_rt5645.o 3519 1480 384 5383 1507 sound/soc/rockchip/rockchip_rt5645.o Signed-off-by: Julia Lawall --- sound/soc/rockchip/rk3399_gru_sound.c | 6 +++--- sound/soc/rockchip/rockchip_max98090.c | 2 +- sound/soc/rockchip/rockchip_rt5645.c | 2 +- 3 files changed, 5 insertions(+), 5 deletions(-) diff -u -p a/sound/soc/rockchip/rk3399_gru_sound.c b/sound/soc/rockchip/rk3399_gru_sound.c --- a/sound/soc/rockchip/rk3399_gru_sound.c +++ b/sound/soc/rockchip/rk3399_gru_sound.c @@ -228,15 +228,15 @@ static int rockchip_sound_da7219_init(st return 0; } -static struct snd_soc_ops rockchip_sound_max98357a_ops = { +static const struct snd_soc_ops rockchip_sound_max98357a_ops = { .hw_params = rockchip_sound_max98357a_hw_params, }; -static struct snd_soc_ops rockchip_sound_rt5514_ops = { +static const struct snd_soc_ops rockchip_sound_rt5514_ops = { .hw_params = rockchip_sound_rt5514_hw_params, }; -static struct snd_soc_ops rockchip_sound_da7219_ops = { +static const struct snd_soc_ops rockchip_sound_da7219_ops = { .hw_params = rockchip_sound_da7219_hw_params, }; diff -u -p a/sound/soc/rockchip/rockchip_max98090.c b/sound/soc/rockchip/rockchip_max98090.c --- a/sound/soc/rockchip/rockchip_max98090.c +++ b/sound/soc/rockchip/rockchip_max98090.c @@ -119,7 +119,7 @@ static int rk_aif1_hw_params(struct snd_ return ret; } -static struct snd_soc_ops rk_aif1_ops = { +static const struct snd_soc_ops rk_aif1_ops = { .hw_params = rk_aif1_hw_params, }; diff -u -p a/sound/soc/rockchip/rockchip_rt5645.c b/sound/soc/rockchip/rockchip_rt5645.c --- a/sound/soc/rockchip/rockchip_rt5645.c +++ b/sound/soc/rockchip/rockchip_rt5645.c @@ -135,7 +135,7 @@ static int rk_init(struct snd_soc_pcm_ru &headset_jack); } -static struct snd_soc_ops rk_aif1_ops = { +static const struct snd_soc_ops rk_aif1_ops = { .hw_params = rk_aif1_hw_params, };