From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 75482C43219 for ; Sat, 27 Apr 2019 01:51:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3B0F8206BA for ; Sat, 27 Apr 2019 01:51:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1556329864; bh=3SuFXNmCt/1K8OZZoRD1Yo9aQdwf75NYDRQgb1QAxyI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=wZAV7Lf/uc4WwPoBueMktXRfETRCXVMy9chkpm6/WJtzqkiWHyxZp1sknJaTHOGWr /+vQm3PiY5hgMAyFHQYlegC4jY0QigpZS6LZcwm8aL4AzxUbYWt0cMBLBfVNjJbNai paAiwsa08hGWkCFV6/mZfJBeGDnA2x48G279FqpY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728570AbfD0BvC (ORCPT ); Fri, 26 Apr 2019 21:51:02 -0400 Received: from mail.kernel.org ([198.145.29.99]:44990 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728217AbfD0BlP (ORCPT ); Fri, 26 Apr 2019 21:41:15 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 83BCB20873; Sat, 27 Apr 2019 01:41:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1556329275; bh=3SuFXNmCt/1K8OZZoRD1Yo9aQdwf75NYDRQgb1QAxyI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=pSw2VBCFxJtcnhC2W2AvkRnyKMy2pOXClvI/lQx6ourXh+vdJTUb7W8EawvJJ6f4v YnI6tQVhIRXSgnz7Wo0UDeRbmylO1qvy9hgKjq8Q/UXR5Y0ljV1rLkEG9CLrvp1POs piyZVS3lXd/qKh/ayEzLlQybN1Q9c1M7qLwlAbeQ= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Daniel Mack , Mark Brown , Sasha Levin Subject: [PATCH AUTOSEL 4.19 16/53] ASoC: cs4270: Set auto-increment bit for register writes Date: Fri, 26 Apr 2019 21:40:13 -0400 Message-Id: <20190427014051.7522-16-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190427014051.7522-1-sashal@kernel.org> References: <20190427014051.7522-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Daniel Mack [ Upstream commit f0f2338a9cfaf71db895fa989ea7234e8a9b471d ] The CS4270 does not by default increment the register address on consecutive writes. During normal operation it doesn't matter as all register accesses are done individually. At resume time after suspend, however, the regcache code gathers the biggest possible block of registers to sync and sends them one on one go. To fix this, set the INCR bit in all cases. Signed-off-by: Daniel Mack Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/codecs/cs4270.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sound/soc/codecs/cs4270.c b/sound/soc/codecs/cs4270.c index 3c266eeb89bf..007ce9f48e44 100644 --- a/sound/soc/codecs/cs4270.c +++ b/sound/soc/codecs/cs4270.c @@ -642,6 +642,7 @@ static const struct regmap_config cs4270_regmap = { .reg_defaults = cs4270_reg_defaults, .num_reg_defaults = ARRAY_SIZE(cs4270_reg_defaults), .cache_type = REGCACHE_RBTREE, + .write_flag_mask = CS4270_I2C_INCR, .readable_reg = cs4270_reg_is_readable, .volatile_reg = cs4270_reg_is_volatile, -- 2.19.1