From patchwork Mon Feb 21 13:10:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 12753618 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 89AC6C433EF for ; Mon, 21 Feb 2022 13:12:43 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id C50F316AF; Mon, 21 Feb 2022 14:11:51 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz C50F316AF DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1645449161; bh=u1BiLCznRG8rz31uFjBClqMlMp7EKoy4qoD2AfonvWE=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=D3Nks9rwQ1XDyE+9ZIFwZjZkLvait7VEKj7PtiVWRXjF03ve86dZBwJzMIoor0JbT +V5FWVy2keCARTt++S7xELIdtBRDqK9vaI/YeJ6lrTZJhczMfe+ysWvDs+Lew57/2n +CGVsW1rW1bdoowDq7oGe582VYaCVgh3nmSfcyHU= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id F2E34F80166; Mon, 21 Feb 2022 14:10:55 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id EC88BF80524; Mon, 21 Feb 2022 14:10:54 +0100 (CET) Received: from mail-wm1-x336.google.com (mail-wm1-x336.google.com [IPv6:2a00:1450:4864:20::336]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 43255F80166 for ; Mon, 21 Feb 2022 14:10:44 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 43255F80166 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="CnZFhCDb" Received: by mail-wm1-x336.google.com with SMTP id o34so9494252wms.1 for ; Mon, 21 Feb 2022 05:10:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=RewL+3EtNxhC0ou/pYILBVrh1qSfkoLM81IegMwgi94=; b=CnZFhCDbVNq8YUQgIUgkcn7+ZwM1cLOb2I1C7hnWQq/B7122caLSKIX1vYxPKwTVI9 tAGaU4oDRPjyZ5ZfScYain86omjfyxk0tYYwx6JxRIt+CdACoJXVIXIPObS9i7LdM43t 4GVsw7WZNQNwNYXzapJaFtgt+WwQalTTvOTIlhFjCnjRv41VHKLkHX1TPY9HEG45IV70 mKYifBTkAZZ9sCLKrnFXOhxTWnpniQc24Y6feTJb+2AHWQGbP0ex/lQX34OYpwqD1WMH 85SzasVkc/Vn44HV+j4UA83UZvQUXKkVXychSJEhW77gfKkWmlWhNOxUhvsYm/HZRcRL Du9w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=RewL+3EtNxhC0ou/pYILBVrh1qSfkoLM81IegMwgi94=; b=L1g88bxtuRYT/pUiacka6jt+zhiY8DQxYNPwZXlxVyP5a6Dd1QCrcd/5JLpZ7R9pnl kBiGDXDEl+eFKT7RK4SetluABVhiBpotr0dVJWM5yGFpriEj45UxA8eY+JLDOazq5hPs /xAh7bkcLIUCdGOEm+LXBSukR+tU5nk2xmiw0xtsXW7PiC13+4D2hTHaXEkbTOK2+bQv 2EmvZTKJfd5bqf049l0UqvB9HV+VjeJ/x3UtMliM/LeOXHudS4lL5oWf4KL0brBiiGDn emPJ+EP5rH1SMsSobV8aO+7JHHMtuTlXnh8IJhA3M9v23Xb6f4IPb8rwiaaqhNXfkSmk 3GBA== X-Gm-Message-State: AOAM533X03iqrsGttxDf6QoewxkJ738Qzt/jcvPvN/KmZLuciRjBZbH2 53nYET/hA6ePQVOfz+ff/in/KQ== X-Google-Smtp-Source: ABdhPJxGMd0Ms8x6dw0XsYi8KALi9pePtOLeIdPF5Bpu7BL8TvC7gxCHwewtjeASsZJ2rFGToWHbow== X-Received: by 2002:a05:600c:410d:b0:37b:b8f2:a1b1 with SMTP id j13-20020a05600c410d00b0037bb8f2a1b1mr16948525wmi.123.1645449044140; Mon, 21 Feb 2022 05:10:44 -0800 (PST) Received: from srini-hackbox.lan (cpc90716-aztw32-2-0-cust825.18-1.cable.virginm.net. [86.26.103.58]) by smtp.gmail.com with ESMTPSA id 3sm49412801wrz.86.2022.02.21.05.10.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Feb 2022 05:10:43 -0800 (PST) From: Srinivas Kandagatla To: broonie@kernel.org Subject: [PATCH 03/10] ASoC: codecs: rx-macro: add runtime pm support Date: Mon, 21 Feb 2022 13:10:30 +0000 Message-Id: <20220221131037.8809-4-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20220221131037.8809-1-srinivas.kandagatla@linaro.org> References: <20220221131037.8809-1-srinivas.kandagatla@linaro.org> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, lgirdwood@gmail.com, linux-kernel@vger.kernel.org, pierre-louis.bossart@linux.intel.com, tiwai@suse.com, Srinivas Kandagatla , quic_srivasam@quicinc.com X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 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" Signed-off-by: Srinivas Kandagatla --- sound/soc/codecs/lpass-rx-macro.c | 45 ++++++++++++++++++++++++++++++- 1 file changed, 44 insertions(+), 1 deletion(-) diff --git a/sound/soc/codecs/lpass-rx-macro.c b/sound/soc/codecs/lpass-rx-macro.c index 0ed032b220a4..fb5d4bb8bd8b 100644 --- a/sound/soc/codecs/lpass-rx-macro.c +++ b/sound/soc/codecs/lpass-rx-macro.c @@ -5,6 +5,7 @@ #include #include #include +#include #include #include #include @@ -3568,8 +3569,17 @@ static int rx_macro_probe(struct platform_device *pdev) rx_macro_dai, ARRAY_SIZE(rx_macro_dai)); if (ret) - clk_bulk_disable_unprepare(RX_NUM_CLKS_MAX, rx->clks); + goto err; + + pm_runtime_set_autosuspend_delay(dev, 3000); + pm_runtime_use_autosuspend(dev); + pm_runtime_mark_last_busy(dev); + pm_runtime_set_active(dev); + pm_runtime_enable(dev); + return ret; +err: + clk_bulk_disable_unprepare(RX_NUM_CLKS_MAX, rx->clks); return ret; } @@ -3589,11 +3599,44 @@ static const struct of_device_id rx_macro_dt_match[] = { }; MODULE_DEVICE_TABLE(of, rx_macro_dt_match); +static int __maybe_unused rx_macro_runtime_suspend(struct device *dev) +{ + struct rx_macro *rx = dev_get_drvdata(dev); + + regcache_cache_only(rx->regmap, true); + regcache_mark_dirty(rx->regmap); + + clk_disable_unprepare(rx->clks[2].clk); + clk_disable_unprepare(rx->clks[3].clk); + clk_disable_unprepare(rx->clks[4].clk); + + return 0; +} + +static int __maybe_unused rx_macro_runtime_resume(struct device *dev) +{ + struct rx_macro *rx = dev_get_drvdata(dev); + + clk_prepare_enable(rx->clks[2].clk); + clk_prepare_enable(rx->clks[3].clk); + clk_prepare_enable(rx->clks[4].clk); + regcache_cache_only(rx->regmap, false); + regcache_sync(rx->regmap); + rx->reset_swr = true; + + return 0; +} + +static const struct dev_pm_ops rx_macro_pm_ops = { + SET_RUNTIME_PM_OPS(rx_macro_runtime_suspend, rx_macro_runtime_resume, NULL) +}; + static struct platform_driver rx_macro_driver = { .driver = { .name = "rx_macro", .of_match_table = rx_macro_dt_match, .suppress_bind_attrs = true, + .pm = &rx_macro_pm_ops, }, .probe = rx_macro_probe, .remove = rx_macro_remove,