From patchwork Mon Oct 24 14:42:57 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnaud POULIQUEN X-Patchwork-Id: 9392697 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 BEDEB60231 for ; Mon, 24 Oct 2016 17:14:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AC06328FBD for ; Mon, 24 Oct 2016 17:14:35 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A0935291BC; Mon, 24 Oct 2016 17:14:35 +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=-1.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BE04E28FBD for ; Mon, 24 Oct 2016 17:14:24 +0000 (UTC) Received: by alsa0.perex.cz (Postfix, from userid 1000) id 508DB266D33; Mon, 24 Oct 2016 19:14:23 +0200 (CEST) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 627A5266D05; Mon, 24 Oct 2016 19:12:02 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id 3AAFB266CC1; Mon, 24 Oct 2016 16:43:29 +0200 (CEST) Received: from mx07-00178001.pphosted.com (mx07-00178001.pphosted.com [62.209.51.94]) by alsa0.perex.cz (Postfix) with ESMTP id DDDED266CAE for ; Mon, 24 Oct 2016 16:43:20 +0200 (CEST) Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by m0046037.ppops.net (8.16.0.11/8.16.0.11) with SMTP id u9OEcl5W011387; Mon, 24 Oct 2016 16:43:20 +0200 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-.pphosted.com with ESMTP id 267wvscym1-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Mon, 24 Oct 2016 16:43:20 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id CD00E31; Mon, 24 Oct 2016 14:43:19 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas21.st.com [10.75.90.44]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id B91C72990; Mon, 24 Oct 2016 14:43:19 +0000 (GMT) Received: from localhost (10.201.23.162) by Webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.294.0; Mon, 24 Oct 2016 16:43:19 +0200 From: Arnaud Pouliquen To: Date: Mon, 24 Oct 2016 16:42:57 +0200 Message-ID: <1477320177-30130-8-git-send-email-arnaud.pouliquen@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1477320177-30130-1-git-send-email-arnaud.pouliquen@st.com> References: <1477320177-30130-1-git-send-email-arnaud.pouliquen@st.com> MIME-Version: 1.0 X-Originating-IP: [10.201.23.162] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-10-24_09:, , signatures=0 Cc: kernel@stlinux.com, Takashi Iwai , arnaud.pouliquen@st.com, lgirdwood@gmail.com, broonie@kernel.org, Moise Gergaud Subject: [alsa-devel] [PATCH 7/7] ASoc: codec: sti enable fast io for regmap X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP Some registers accesses are done in atomic context. Enable fast io to use spinlock instead of mutex to protect access. Signed-off-by: Arnaud Pouliquen --- sound/soc/codecs/sti-sas.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/codecs/sti-sas.c b/sound/soc/codecs/sti-sas.c index 21d087b..62c6187 100644 --- a/sound/soc/codecs/sti-sas.c +++ b/sound/soc/codecs/sti-sas.c @@ -317,7 +317,7 @@ static int sti_sas_prepare(struct snd_pcm_substream *substream, static const struct regmap_config stih407_sas_regmap = { .reg_bits = 32, .val_bits = 32, - + .fast_io = true, .max_register = STIH407_AUDIO_DAC_CTRL, .reg_defaults = stih407_sas_reg_defaults, .num_reg_defaults = ARRAY_SIZE(stih407_sas_reg_defaults),