From patchwork Wed May 25 13:16:32 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vitaly Rodionov X-Patchwork-Id: 12861163 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 BDDD1C433F5 for ; Wed, 25 May 2022 13:20:15 +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 F095B169C; Wed, 25 May 2022 15:19:23 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz F095B169C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1653484814; bh=4FpNAoyag4fkpYCxlWaxnX3rgKsKUm8EKPi3usTzqtA=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=TxF6ELFRI7WoT9hbMhtBIGY1aZrlblP1Pzrkv9U3smatN4TL4jlaxh6cTwcZoRG8M 4GIlgYmAC4/FO2EMpxCd9PHS5QR85gF+Zj9d24Pzry3J2+1z2+4uUO6FuRdGClVqdf hGjJ711IEYtkl5h5VjM73D5HW2A5pMIA3ifE0pSQ= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 30CA7F80557; Wed, 25 May 2022 15:17:08 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 50AD5F8053C; Wed, 25 May 2022 15:17:01 +0200 (CEST) Received: from mx0b-001ae601.pphosted.com (mx0b-001ae601.pphosted.com [67.231.152.168]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 29D45F8051D for ; Wed, 25 May 2022 15:16:49 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 29D45F8051D Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=cirrus.com header.i=@cirrus.com header.b="ea111qRq" Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 24PCRmjJ022096; Wed, 25 May 2022 08:16:47 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=PODMain02222019; bh=WCDKyNszpTkK132PkGJoQgMJ3LGwxsgI4k0HIIXEq10=; b=ea111qRqFbBxflDk2F/Zm8w0Ue0vy+0VmLrsrHcOILt6nTE+gsFzjlr5ZVxQGwGPXEY8 6USRUDwto7esljUqo1sfKbOQ9x86/SQora5fymIptsAz+mZLRAU9Edy47a2yoUwoUxyN nUowAeXniJrN8wwm4EbvF795nKHeBFqBTno6SNv7Bi0jxbghyx6H8GVVV1EP3QUrZhPz yxoTzxnQQ2LCnGc1Sno7xeCXK1eOtvXpbpdhBws6iObPu4CbemZq8wog26c6LuFJPoyw DM0rt/6yg2Z6lDnoy/k0U2BNetct1v+68prOxHKybwFVplqS2oSOn4N/d0bXhHCkkB7m qA== Received: from ediex01.ad.cirrus.com ([84.19.233.68]) by mx0b-001ae601.pphosted.com (PPS) with ESMTPS id 3g93u20we6-9 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Wed, 25 May 2022 08:16:47 -0500 Received: from EDIEX01.ad.cirrus.com (198.61.84.80) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Wed, 25 May 2022 14:16:44 +0100 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.2375.24 via Frontend Transport; Wed, 25 May 2022 14:16:44 +0100 Received: from vitaly-Legion-7-16ACHg6.ad.cirrus.com (unknown [198.90.238.233]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id C90B2468; Wed, 25 May 2022 13:16:43 +0000 (UTC) From: Vitaly Rodionov To: Jaroslav Kysela , Takashi Iwai , Mark Brown Subject: [PATCH v4 11/17] ASoC: cs35l41: Add common cs35l41 enter hibernate function Date: Wed, 25 May 2022 14:16:32 +0100 Message-ID: <20220525131638.5512-12-vitalyr@opensource.cirrus.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220525131638.5512-1-vitalyr@opensource.cirrus.com> References: <20220525131638.5512-1-vitalyr@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: dyGbDR_D487PA2xikFLn3BxseetkF1-G X-Proofpoint-GUID: dyGbDR_D487PA2xikFLn3BxseetkF1-G X-Proofpoint-Spam-Reason: safe Cc: patches@opensource.cirrus.com, alsa-devel@alsa-project.org, Charles Keepax , linux-kernel@vger.kernel.org, Stefan Binding 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" From: Stefan Binding Since the CS35L41 HDA driver also support hibernation, it makes sense to move code from the ASoC driver to enter hibernation into common code. Since HDA must support laptops which do not support hibernation due to lack of external boost GPIO it is necessary to ensure the function returns an error when an unsupported boost type is in use. Acked-by: Charles Keepax Signed-off-by: Stefan Binding Signed-off-by: Vitaly Rodionov --- Changes since v2: - No change include/sound/cs35l41.h | 2 ++ sound/soc/codecs/cs35l41-lib.c | 19 +++++++++++++++++++ sound/soc/codecs/cs35l41.c | 10 +--------- 3 files changed, 22 insertions(+), 9 deletions(-) diff --git a/include/sound/cs35l41.h b/include/sound/cs35l41.h index f848ba1e75b3..9ac5918269a5 100644 --- a/include/sound/cs35l41.h +++ b/include/sound/cs35l41.h @@ -885,6 +885,8 @@ void cs35l41_configure_cs_dsp(struct device *dev, struct regmap *reg, struct cs_ int cs35l41_set_cspl_mbox_cmd(struct device *dev, struct regmap *regmap, enum cs35l41_cspl_mbox_cmd cmd); int cs35l41_write_fs_errata(struct device *dev, struct regmap *regmap); +int cs35l41_enter_hibernate(struct device *dev, struct regmap *regmap, + enum cs35l41_boost_type b_type); int cs35l41_exit_hibernate(struct device *dev, struct regmap *regmap); int cs35l41_init_boost(struct device *dev, struct regmap *regmap, struct cs35l41_hw_cfg *hw_cfg); diff --git a/sound/soc/codecs/cs35l41-lib.c b/sound/soc/codecs/cs35l41-lib.c index e726a38f1997..0c7d1c791279 100644 --- a/sound/soc/codecs/cs35l41-lib.c +++ b/sound/soc/codecs/cs35l41-lib.c @@ -1322,6 +1322,25 @@ int cs35l41_write_fs_errata(struct device *dev, struct regmap *regmap) } EXPORT_SYMBOL_GPL(cs35l41_write_fs_errata); +int cs35l41_enter_hibernate(struct device *dev, struct regmap *regmap, + enum cs35l41_boost_type b_type) +{ + if (!cs35l41_safe_reset(regmap, b_type)) { + dev_dbg(dev, "System does not support Suspend\n"); + return -EINVAL; + } + + dev_dbg(dev, "Enter hibernate\n"); + regmap_write(regmap, CS35L41_WAKESRC_CTL, 0x0088); + regmap_write(regmap, CS35L41_WAKESRC_CTL, 0x0188); + + // Don't wait for ACK since bus activity would wake the device + regmap_write(regmap, CS35L41_DSP_VIRT1_MBOX_1, CSPL_MBOX_CMD_HIBERNATE); + + return 0; +} +EXPORT_SYMBOL_GPL(cs35l41_enter_hibernate); + static void cs35l41_wait_for_pwrmgt_sts(struct device *dev, struct regmap *regmap) { const int pwrmgt_retries = 10; diff --git a/sound/soc/codecs/cs35l41.c b/sound/soc/codecs/cs35l41.c index be7d02517739..a115ea35b92d 100644 --- a/sound/soc/codecs/cs35l41.c +++ b/sound/soc/codecs/cs35l41.c @@ -1335,15 +1335,7 @@ static int __maybe_unused cs35l41_runtime_suspend(struct device *dev) if (!cs35l41->dsp.preloaded || !cs35l41->dsp.cs_dsp.running) return 0; - dev_dbg(cs35l41->dev, "Enter hibernate\n"); - - cs35l41_safe_reset(cs35l41->regmap, cs35l41->hw_cfg.bst_type); - regmap_write(cs35l41->regmap, CS35L41_WAKESRC_CTL, 0x0088); - regmap_write(cs35l41->regmap, CS35L41_WAKESRC_CTL, 0x0188); - - // Don't wait for ACK since bus activity would wake the device - regmap_write(cs35l41->regmap, CS35L41_DSP_VIRT1_MBOX_1, - CSPL_MBOX_CMD_HIBERNATE); + cs35l41_enter_hibernate(dev, cs35l41->regmap, cs35l41->hw_cfg.bst_type); regcache_cache_only(cs35l41->regmap, true); regcache_mark_dirty(cs35l41->regmap);