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=-9.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 38C52C7619E for ; Mon, 17 Feb 2020 02:18:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F092922522 for ; Mon, 17 Feb 2020 02:18:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=sholland.org header.i=@sholland.org header.b="b6SQ2nVC"; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="akmZViRe" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727922AbgBQCSk (ORCPT ); Sun, 16 Feb 2020 21:18:40 -0500 Received: from new4-smtp.messagingengine.com ([66.111.4.230]:59265 "EHLO new4-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726283AbgBQCSX (ORCPT ); Sun, 16 Feb 2020 21:18:23 -0500 Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailnew.nyi.internal (Postfix) with ESMTP id 91033666A; Sun, 16 Feb 2020 21:18:19 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute5.internal (MEProxy); Sun, 16 Feb 2020 21:18:19 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sholland.org; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm2; bh=qsy1olLBe7as5 13jXbvPlPLSJ8oPCY+55e5kCL9aFBc=; b=b6SQ2nVCdAGXiW9y+9JCfTj61yzof BsdKnBMclrlZ5LSBO4XaXN/X1IjCaGmQ9zuLWRorE0e0dwaUWdQ/RfBHXYw+ePry nVOWXzlRZD4qJ2sBfLd8L0VbzydYjZAdIk+M/xorMfU0o+zIpk3Qnc0DgPzTIdzv OfaQZUaYfqruMVPSQjLKKmF2CY/AjinLZSpIvnBPaiai4FDRJ5xG/GuK2uZfM0lC +I6ukiOUnGmrBRoB82qZ6En9LIkUKRXZcGDhRgpuFNBNazN1lzsUlyCuA8BJTg92 l198Cr5p2fN3jZhsKP5WVUUF+jEY5Qh/ZfUYAwL9OyEAEgXlUe+i7XSHg== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm2; bh=qsy1olLBe7as513jXbvPlPLSJ8oPCY+55e5kCL9aFBc=; b=akmZViRe 8jfrq4bo6xVnqId4t5uIT65xVV0DUY2n714c4Ts1gpt8Eru5mAG2/xsqVHVekON3 mW5RrZnwe7LtLSXEpla4zRuPEa+QmT/N9fzJbKSQ36hAqmX6ccuMUG7z4yds1plM +m/fdKDOhY7nWPddfC2HUbIJa4O/6BSXzPhfcA01TI1Hp1VaiFPQz9+YCs0zWi9z p4so3aI8avmrMr9Fw4xNA/LdGuKC4NqbRk4J939Oo/0UtI/xoA5rCFDsL78sSiaP A434Feysq4wF0RaO2ezTNqMaxlmZmZZ7smgdl9jKiz91ywKqXSfWrrelCihiIm3W mpL5YayWwnWwZA== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedugedrjeehgdegfecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhvffufffkofgjfhgggfestdekredtredttdenucfhrhhomhepufgrmhhuvghl ucfjohhllhgrnhguuceoshgrmhhuvghlsehshhholhhlrghnugdrohhrgheqnecukfhppe ejtddrudefhedrudegkedrudehudenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgr mhepmhgrihhlfhhrohhmpehsrghmuhgvlhesshhhohhllhgrnhgurdhorhhg X-ME-Proxy: Received: from titanium.stl.sholland.net (70-135-148-151.lightspeed.stlsmo.sbcglobal.net [70.135.148.151]) by mail.messagingengine.com (Postfix) with ESMTPA id 315413060EF2; Sun, 16 Feb 2020 21:18:15 -0500 (EST) From: Samuel Holland To: Mark Brown , Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Maxime Ripard , Chen-Yu Tsai , Vasily Khoruzhick , Luca Weiss Cc: alsa-devel@alsa-project.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Samuel Holland Subject: [PATCH 2/8] ASoC: sun50i-codec-analog: Gate the amplifier clock during suspend Date: Sun, 16 Feb 2020 20:18:07 -0600 Message-Id: <20200217021813.53266-3-samuel@sholland.org> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200217021813.53266-1-samuel@sholland.org> References: <20200217021813.53266-1-samuel@sholland.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The clock must be running for the zero-crossing mute functionality. However, it must be gated for VDD-SYS to be turned off during system suspend. Disable it in the suspend callback, after everything has already been muted, to avoid pops when muting/unmuting outputs. Signed-off-by: Samuel Holland --- sound/soc/sunxi/sun50i-codec-analog.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/sound/soc/sunxi/sun50i-codec-analog.c b/sound/soc/sunxi/sun50i-codec-analog.c index cbdb31c3b7bd..4ad262c2e59b 100644 --- a/sound/soc/sunxi/sun50i-codec-analog.c +++ b/sound/soc/sunxi/sun50i-codec-analog.c @@ -438,6 +438,19 @@ static const struct snd_soc_dapm_route sun50i_a64_codec_routes[] = { { "EARPIECE", NULL, "Earpiece Amp" }, }; +static int sun50i_a64_codec_suspend(struct snd_soc_component *component) +{ + return regmap_update_bits(component->regmap, SUN50I_ADDA_HP_CTRL, + BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE), + BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE)); +} + +static int sun50i_a64_codec_resume(struct snd_soc_component *component) +{ + return regmap_update_bits(component->regmap, SUN50I_ADDA_HP_CTRL, + BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE), 0); +} + static const struct snd_soc_component_driver sun50i_codec_analog_cmpnt_drv = { .controls = sun50i_a64_codec_controls, .num_controls = ARRAY_SIZE(sun50i_a64_codec_controls), @@ -445,6 +458,8 @@ static const struct snd_soc_component_driver sun50i_codec_analog_cmpnt_drv = { .num_dapm_widgets = ARRAY_SIZE(sun50i_a64_codec_widgets), .dapm_routes = sun50i_a64_codec_routes, .num_dapm_routes = ARRAY_SIZE(sun50i_a64_codec_routes), + .suspend = sun50i_a64_codec_suspend, + .resume = sun50i_a64_codec_resume, }; static const struct of_device_id sun50i_codec_analog_of_match[] = { -- 2.24.1