From nobody Mon Feb 9 00:00:57 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 65E82C7EE23 for ; Thu, 1 Jun 2023 15:48:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234122AbjFAPsA (ORCPT ); Thu, 1 Jun 2023 11:48:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48722 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232754AbjFAPrz (ORCPT ); Thu, 1 Jun 2023 11:47:55 -0400 Received: from mx0b-001ae601.pphosted.com (mx0a-001ae601.pphosted.com [67.231.149.25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 404E5FB for ; Thu, 1 Jun 2023 08:47:53 -0700 (PDT) Received: from pps.filterd (m0077473.ppops.net [127.0.0.1]) by mx0a-001ae601.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 351CPISa014930; Thu, 1 Jun 2023 10:47:38 -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=wDdvlmDx29OCEneIJclNYyri5To40eVp0Qx8f+kWVlo=; b=YKyY5SMWFZsTf5v9oml+Jg+yZmQASKVOYfiQ3nc2nM8+Li3vf3rawBu2E0V8tJdRGYUd 1ESCkkcr3tLOwf5NuuSXrMA3Z+IQar8HRugBYTbfhtKNyZvwLWkF2hdYTlYhRl8gkbp7 hiBDYNBnZWajLj6PRHVA/1BrdZusD6c234tX+lfAEye5z7VsqgzGnt3wn0mvDTLfJkse grI7mDFfxdTPamU8qIULZwdboshO14dXSOrUS+H6v1F9Q7/ixVVb4NcdVra+X98lbJ4q kdPH/Wei/HRO9Kgu8ki7YMLTRgRsT2TSkzhAj/Id8iWBgPzYGkQTu3vup5VRh4rqG8uU 4Q== Received: from ediex01.ad.cirrus.com ([84.19.233.68]) by mx0a-001ae601.pphosted.com (PPS) with ESMTPS id 3quf90x42d-6 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 01 Jun 2023 10:47:38 -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_256_GCM_SHA384) id 15.2.1118.26; Thu, 1 Jun 2023 16:47:31 +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 15.2.1118.26 via Frontend Transport; Thu, 1 Jun 2023 16:47:31 +0100 Received: from edi-sw-dsktp-006.ad.cirrus.com (edi-sw-dsktp-006.ad.cirrus.com [198.90.251.127]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id CB317475; Thu, 1 Jun 2023 15:47:31 +0000 (UTC) From: Richard Fitzgerald To: , , CC: , , , Simon Trimmer , Richard Fitzgerald Subject: [PATCH v4 09/12] ASoC: cs35l56: Make a common function to shutdown the DSP Date: Thu, 1 Jun 2023 16:47:28 +0100 Message-ID: <20230601154731.3210572-10-rf@opensource.cirrus.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230601154731.3210572-1-rf@opensource.cirrus.com> References: <20230601154731.3210572-1-rf@opensource.cirrus.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-GUID: guvSZNY5oGpfeChBSyxY80MFq6psn8UQ X-Proofpoint-ORIG-GUID: guvSZNY5oGpfeChBSyxY80MFq6psn8UQ X-Proofpoint-Spam-Reason: safe Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Simon Trimmer Move issuing of a CS35L56_MBOX_CMD_SHUTDOWN command and then waiting for the DSP to reach CS35L56_HALO_STATE_SHUTDOWN in the register appropriate for the hardware revision into a common function. Signed-off-by: Simon Trimmer Signed-off-by: Richard Fitzgerald Acked-by: Mark Brown --- include/sound/cs35l56.h | 1 + sound/soc/codecs/cs35l56-shared.c | 26 ++++++++++++++++++++++++++ sound/soc/codecs/cs35l56.c | 17 +---------------- 3 files changed, 28 insertions(+), 16 deletions(-) diff --git a/include/sound/cs35l56.h b/include/sound/cs35l56.h index ae9e8f55962a..5b32aa7468cb 100644 --- a/include/sound/cs35l56.h +++ b/include/sound/cs35l56.h @@ -274,6 +274,7 @@ extern const unsigned int cs35l56_tx_input_values[CS35L= 56_NUM_INPUT_SRC]; =20 void cs35l56_reread_firmware_registers(struct cs35l56_base *cs35l56_base); int cs35l56_mbox_send(struct cs35l56_base *cs35l56_base, unsigned int comm= and); +int cs35l56_firmware_shutdown(struct cs35l56_base *cs35l56_base); int cs35l56_wait_for_firmware_boot(struct cs35l56_base *cs35l56_base); void cs35l56_wait_control_port_ready(void); void cs35l56_wait_min_reset_pulse(void); diff --git a/sound/soc/codecs/cs35l56-shared.c b/sound/soc/codecs/cs35l56-s= hared.c index 7e02d023338c..95ef71c7b8f1 100644 --- a/sound/soc/codecs/cs35l56-shared.c +++ b/sound/soc/codecs/cs35l56-shared.c @@ -218,6 +218,32 @@ int cs35l56_mbox_send(struct cs35l56_base *cs35l56_bas= e, unsigned int command) } EXPORT_SYMBOL_NS_GPL(cs35l56_mbox_send, SND_SOC_CS35L56_SHARED); =20 +int cs35l56_firmware_shutdown(struct cs35l56_base *cs35l56_base) +{ + int ret; + unsigned int reg; + unsigned int val; + + ret =3D cs35l56_mbox_send(cs35l56_base, CS35L56_MBOX_CMD_SHUTDOWN); + if (ret) + return ret; + + if (cs35l56_base->rev < CS35L56_REVID_B0) + reg =3D CS35L56_DSP1_PM_CUR_STATE_A1; + else + reg =3D CS35L56_DSP1_PM_CUR_STATE; + + ret =3D regmap_read_poll_timeout(cs35l56_base->regmap, reg, + val, (val =3D=3D CS35L56_HALO_STATE_SHUTDOWN), + CS35L56_HALO_STATE_POLL_US, + CS35L56_HALO_STATE_TIMEOUT_US); + if (ret < 0) + dev_err(cs35l56_base->dev, "Failed to poll PM_CUR_STATE to 1 is %d (ret = %d)\n", + val, ret); + return ret; +} +EXPORT_SYMBOL_NS_GPL(cs35l56_firmware_shutdown, SND_SOC_CS35L56_SHARED); + int cs35l56_wait_for_firmware_boot(struct cs35l56_base *cs35l56_base) { unsigned int reg; diff --git a/sound/soc/codecs/cs35l56.c b/sound/soc/codecs/cs35l56.c index 65c8ec14f635..67173160923d 100644 --- a/sound/soc/codecs/cs35l56.c +++ b/sound/soc/codecs/cs35l56.c @@ -673,8 +673,6 @@ static void cs35l56_secure_patch(struct cs35l56_private= *cs35l56) =20 static void cs35l56_patch(struct cs35l56_private *cs35l56) { - unsigned int reg; - unsigned int val; int ret; =20 /* @@ -691,23 +689,10 @@ static void cs35l56_patch(struct cs35l56_private *cs3= 5l56) flush_work(&cs35l56->sdw_irq_work); } =20 - ret =3D cs35l56_mbox_send(&cs35l56->base, CS35L56_MBOX_CMD_SHUTDOWN); + ret =3D cs35l56_firmware_shutdown(&cs35l56->base); if (ret) goto err; =20 - if (cs35l56->base.rev < CS35L56_REVID_B0) - reg =3D CS35L56_DSP1_PM_CUR_STATE_A1; - else - reg =3D CS35L56_DSP1_PM_CUR_STATE; - - ret =3D regmap_read_poll_timeout(cs35l56->base.regmap, reg, - val, (val =3D=3D CS35L56_HALO_STATE_SHUTDOWN), - CS35L56_HALO_STATE_POLL_US, - CS35L56_HALO_STATE_TIMEOUT_US); - if (ret < 0) - dev_err(cs35l56->base.dev, "Failed to poll PM_CUR_STATE to 1 is %d (ret = %d)\n", - val, ret); - /* Use wm_adsp to load and apply the firmware patch and coefficient files= */ ret =3D wm_adsp_power_up(&cs35l56->dsp); if (ret) { --=20 2.30.2