From patchwork Sat Apr 9 09:13:01 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lucas Tanure X-Patchwork-Id: 12807780 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 CE40BC433F5 for ; Sat, 9 Apr 2022 09:19:05 +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 1A8BC1910; Sat, 9 Apr 2022 11:18:14 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 1A8BC1910 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1649495944; bh=lKppCYOUAP35Pi80vGs7EKryzKKZyyRecINIB96D0+I=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=h7/bCCdYVWiAU84k3H7CREkxFhAkwH6ipWZBjKV4zMr2Yv1NZkVJyHA9f757301du WMtXKUMAz3CvPOTV2mUGFNYKPnayR03tse7A/iEkaC59Q42y47siTXsK5/mBLuYZKt mLd5LijG/DuMiJhZxgBBnsLzdWyHHhYFEQM8ZxjU= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 97DFAF805A9; Sat, 9 Apr 2022 11:14:31 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id EC398F80425; Sat, 9 Apr 2022 11:14:27 +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 B0184F80254 for ; Sat, 9 Apr 2022 11:13:22 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz B0184F80254 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=cirrus.com header.i=@cirrus.com header.b="qC1RY5s8" Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.17.1.5/8.16.1.2) with ESMTP id 239919os003576; Sat, 9 Apr 2022 04:13:20 -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=vWyU6xXO9nC71+GpACsxCKJSrAp0201GXQRUKkSXsiE=; b=qC1RY5s87yoCs55gSgeWAybIhP1Jns5VNoYuA4nVyT+3WczMmDm0YI7P9rvU76l/y2hF K7D3IxoL/rEzRlLr6754AhbQYdI9Dq0LKNoC9RdXP9K1BBGsvAcaSA958Y66a+2dD2BE 2MmOIQvFNct6LzMk7/XFtiTtG7CZvgBxUKCXjB6VnfsrBMY3PQQ5kiqOMB0V4DUD+jrh +b5jBVeNwOcoGqb/0XjuBSafpMWpsJyzFO0a5Oou5DW99u1DT1Do7HXmkITB5sDcS5My McwkMkK6OvJKC8bDtADMce73Ubmbx9ZPHx3kgqI2kifsbVdePL4bDqqQ2Kw76LV4oPAw Zw== Received: from ediex01.ad.cirrus.com ([84.19.233.68]) by mx0b-001ae601.pphosted.com (PPS) with ESMTPS id 3fb6py80wr-3 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Sat, 09 Apr 2022 04:13:20 -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; Sat, 9 Apr 2022 10:13:17 +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; Sat, 9 Apr 2022 10:13:17 +0100 Received: from aryzen.ad.cirrus.com (unknown [198.61.64.156]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 865DEB1A; Sat, 9 Apr 2022 09:13:17 +0000 (UTC) From: Lucas Tanure To: Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Jaroslav Kysela , Takashi Iwai Subject: [PATCH v6 02/16] ALSA: cs35l41: Check hw_config before using it Date: Sat, 9 Apr 2022 10:13:01 +0100 Message-ID: <20220409091315.1663410-3-tanureal@opensource.cirrus.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220409091315.1663410-1-tanureal@opensource.cirrus.com> References: <20220409091315.1663410-1-tanureal@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: xs1Dz0HzWXgAeBlVfqIkpIhFi_s151Qq X-Proofpoint-GUID: xs1Dz0HzWXgAeBlVfqIkpIhFi_s151Qq X-Proofpoint-Spam-Reason: safe Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, Charles Keepax , Lucas Tanure , patches@opensource.cirrus.com, linux-kernel@vger.kernel.org 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" The driver can receive an empty hw_config, so mark as valid if successfully read from device tree/ACPI or set by the driver itself. Platforms not marked with a valid hw config will not be supported. Signed-off-by: Lucas Tanure Acked-by: Charles Keepax --- include/sound/cs35l41.h | 3 +- sound/pci/hda/cs35l41_hda.c | 70 +++++++++++++++++++------------ sound/soc/codecs/cs35l41-lib.c | 16 ++++--- sound/soc/codecs/cs35l41.c | 76 +++++++++++++++++++++------------- 4 files changed, 104 insertions(+), 61 deletions(-) diff --git a/include/sound/cs35l41.h b/include/sound/cs35l41.h index 6250293a0486..fe0cb601d5bc 100644 --- a/include/sound/cs35l41.h +++ b/include/sound/cs35l41.h @@ -537,7 +537,6 @@ #define CS35L41_MAX_CACHE_REG 36 #define CS35L41_OTP_SIZE_WORDS 32 -#define CS35L41_VALID_PDATA 0x80000000 #define CS35L41_NUM_SUPPLIES 2 #define CS35L41_SCLK_MSTR_MASK 0x10 @@ -752,12 +751,14 @@ enum cs35l41_gpio2_func { }; struct cs35l41_gpio_cfg { + bool valid; bool pol_inv; bool out_en; unsigned int func; }; struct cs35l41_hw_cfg { + bool valid; int bst_ind; int bst_ipk; int bst_cap; diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c index b79d6ad4b4f5..a14ad3b0d516 100644 --- a/sound/pci/hda/cs35l41_hda.c +++ b/sound/pci/hda/cs35l41_hda.c @@ -219,46 +219,52 @@ static int cs35l41_hda_apply_properties(struct cs35l41_hda *cs35l41) bool internal_boost = false; int ret; + if (!cs35l41->hw_cfg.valid) + return -EINVAL; + if (hw_cfg->vspk_always_on) { cs35l41->reg_seq = &cs35l41_hda_reg_seq_no_bst; return 0; } - if (hw_cfg->bst_ind || hw_cfg->bst_cap || hw_cfg->bst_ipk) + if (hw_cfg->bst_ind > 0 || hw_cfg->bst_cap > 0 || hw_cfg->bst_ipk > 0) internal_boost = true; - switch (hw_cfg->gpio1.func) { - case CS35L41_NOT_USED: - break; - case CS35l41_VSPK_SWITCH: - regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL, - CS35L41_GPIO1_CTRL_MASK, 1 << CS35L41_GPIO1_CTRL_SHIFT); - break; - case CS35l41_SYNC: - regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL, - CS35L41_GPIO1_CTRL_MASK, 2 << CS35L41_GPIO1_CTRL_SHIFT); - break; - default: - dev_err(cs35l41->dev, "Invalid function %d for GPIO1\n", hw_cfg->gpio1.func); - return -EINVAL; + if (hw_cfg->gpio1.valid) { + switch (hw_cfg->gpio1.func) { + case CS35L41_NOT_USED: + break; + case CS35l41_VSPK_SWITCH: + regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL, + CS35L41_GPIO1_CTRL_MASK, 1 << CS35L41_GPIO1_CTRL_SHIFT); + break; + case CS35l41_SYNC: + regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL, + CS35L41_GPIO1_CTRL_MASK, 2 << CS35L41_GPIO1_CTRL_SHIFT); + break; + default: + dev_err(cs35l41->dev, "Invalid function %d for GPIO1\n", + hw_cfg->gpio1.func); + return -EINVAL; + } } - switch (hw_cfg->gpio2.func) { - case CS35L41_NOT_USED: - break; - case CS35L41_INTERRUPT: - regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL, - CS35L41_GPIO2_CTRL_MASK, 2 << CS35L41_GPIO2_CTRL_SHIFT); - break; - default: - dev_err(cs35l41->dev, "Invalid function %d for GPIO2\n", hw_cfg->gpio2.func); - return -EINVAL; + if (hw_cfg->gpio2.valid) { + switch (hw_cfg->gpio2.func) { + case CS35L41_NOT_USED: + break; + case CS35L41_INTERRUPT: + regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL, + CS35L41_GPIO2_CTRL_MASK, 2 << CS35L41_GPIO2_CTRL_SHIFT); + break; + default: + dev_err(cs35l41->dev, "Invalid GPIO2 function %d\n", hw_cfg->gpio2.func); + return -EINVAL; + } } if (internal_boost) { cs35l41->reg_seq = &cs35l41_hda_reg_seq_int_bst; - if (!(hw_cfg->bst_ind && hw_cfg->bst_cap && hw_cfg->bst_ipk)) - return -EINVAL; ret = cs35l41_boost_config(cs35l41->dev, cs35l41->regmap, hw_cfg->bst_ind, hw_cfg->bst_cap, hw_cfg->bst_ipk); if (ret) @@ -334,28 +340,37 @@ static int cs35l41_hda_read_acpi(struct cs35l41_hda *cs35l41, const char *hid, i if (ret) goto err; hw_cfg->gpio1.func = values[cs35l41->index]; + hw_cfg->gpio1.valid = true; property = "cirrus,gpio2-func"; ret = device_property_read_u32_array(physdev, property, values, nval); if (ret) goto err; hw_cfg->gpio2.func = values[cs35l41->index]; + hw_cfg->gpio2.valid = true; property = "cirrus,boost-peak-milliamp"; ret = device_property_read_u32_array(physdev, property, values, nval); if (ret == 0) hw_cfg->bst_ipk = values[cs35l41->index]; + else + hw_cfg->bst_ipk = -1; property = "cirrus,boost-ind-nanohenry"; ret = device_property_read_u32_array(physdev, property, values, nval); if (ret == 0) hw_cfg->bst_ind = values[cs35l41->index]; + else + hw_cfg->bst_ind = -1; property = "cirrus,boost-cap-microfarad"; ret = device_property_read_u32_array(physdev, property, values, nval); if (ret == 0) hw_cfg->bst_cap = values[cs35l41->index]; + else + hw_cfg->bst_cap = -1; + hw_cfg->valid = true; put_device(physdev); return 0; @@ -381,6 +396,7 @@ static int cs35l41_hda_read_acpi(struct cs35l41_hda *cs35l41, const char *hid, i cs35l41->index = id == 0x40 ? 0 : 1; cs35l41->reset_gpio = gpiod_get_index(physdev, NULL, 0, GPIOD_OUT_HIGH); cs35l41->hw_cfg.vspk_always_on = true; + cs35l41->hw_cfg.valid = true; put_device(physdev); return 0; diff --git a/sound/soc/codecs/cs35l41-lib.c b/sound/soc/codecs/cs35l41-lib.c index de022a53bdf3..7f3f3d093a55 100644 --- a/sound/soc/codecs/cs35l41-lib.c +++ b/sound/soc/codecs/cs35l41-lib.c @@ -994,10 +994,20 @@ int cs35l41_boost_config(struct device *dev, struct regmap *regmap, int boost_in case 101 ... 200: bst_cbst_range = 3; break; - default: /* 201 uF and greater */ + default: + if (boost_cap < 0) { + dev_err(dev, "Invalid boost capacitor value: %d nH\n", boost_cap); + return -EINVAL; + } + /* 201 uF and greater */ bst_cbst_range = 4; } + if (boost_ipk < 1600 || boost_ipk > 4500) { + dev_err(dev, "Invalid boost inductor peak current: %d mA\n", boost_ipk); + return -EINVAL; + } + ret = regmap_update_bits(regmap, CS35L41_BSTCVRT_COEFF, CS35L41_BST_K1_MASK | CS35L41_BST_K2_MASK, cs35l41_bst_k1_table[bst_lbst_val][bst_cbst_range] @@ -1019,10 +1029,6 @@ int cs35l41_boost_config(struct device *dev, struct regmap *regmap, int boost_in return ret; } - if (boost_ipk < 1600 || boost_ipk > 4500) { - dev_err(dev, "Invalid boost inductor peak current: %d mA\n", boost_ipk); - return -EINVAL; - } bst_ipk_scaled = ((boost_ipk - 1600) / 50) + 0x10; ret = regmap_update_bits(regmap, CS35L41_BSTCVRT_PEAK_CUR, CS35L41_BST_IPK_MASK, diff --git a/sound/soc/codecs/cs35l41.c b/sound/soc/codecs/cs35l41.c index e76b93c15106..90dec80707ea 100644 --- a/sound/soc/codecs/cs35l41.c +++ b/sound/soc/codecs/cs35l41.c @@ -995,28 +995,24 @@ static int cs35l41_dai_set_sysclk(struct snd_soc_dai *dai, static int cs35l41_set_pdata(struct cs35l41_private *cs35l41) { + struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg; int ret; - /* Set Platform Data */ - /* Required */ - if (cs35l41->hw_cfg.bst_ipk && - cs35l41->hw_cfg.bst_ind && cs35l41->hw_cfg.bst_cap) { - ret = cs35l41_boost_config(cs35l41->dev, cs35l41->regmap, cs35l41->hw_cfg.bst_ind, - cs35l41->hw_cfg.bst_cap, cs35l41->hw_cfg.bst_ipk); - if (ret) { - dev_err(cs35l41->dev, "Error in Boost DT config: %d\n", ret); - return ret; - } - } else { - dev_err(cs35l41->dev, "Incomplete Boost component DT config\n"); + if (!hw_cfg->valid) return -EINVAL; + + /* Required */ + ret = cs35l41_boost_config(cs35l41->dev, cs35l41->regmap, + hw_cfg->bst_ind, hw_cfg->bst_cap, hw_cfg->bst_ipk); + if (ret) { + dev_err(cs35l41->dev, "Error in Boost DT config: %d\n", ret); + return ret; } /* Optional */ - if (cs35l41->hw_cfg.dout_hiz <= CS35L41_ASP_DOUT_HIZ_MASK && - cs35l41->hw_cfg.dout_hiz >= 0) + if (hw_cfg->dout_hiz <= CS35L41_ASP_DOUT_HIZ_MASK && hw_cfg->dout_hiz >= 0) regmap_update_bits(cs35l41->regmap, CS35L41_SP_HIZ_CTRL, CS35L41_ASP_DOUT_HIZ_MASK, - cs35l41->hw_cfg.dout_hiz); + hw_cfg->dout_hiz); return 0; } @@ -1037,16 +1033,28 @@ static int cs35l41_gpio_config(struct cs35l41_private *cs35l41) gpio2->pol_inv << CS35L41_GPIO_POL_SHIFT | !gpio2->out_en << CS35L41_GPIO_DIR_SHIFT); - regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL, - CS35L41_GPIO1_CTRL_MASK | CS35L41_GPIO2_CTRL_MASK, - gpio1->func << CS35L41_GPIO1_CTRL_SHIFT | - gpio2->func << CS35L41_GPIO2_CTRL_SHIFT); + if (gpio1->valid) + regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL, + CS35L41_GPIO1_CTRL_MASK, + gpio1->func << CS35L41_GPIO1_CTRL_SHIFT); - if ((gpio2->func == (CS35L41_GPIO2_INT_PUSH_PULL_LOW | CS35L41_VALID_PDATA)) || - (gpio2->func == (CS35L41_GPIO2_INT_OPEN_DRAIN | CS35L41_VALID_PDATA))) - irq_pol = IRQF_TRIGGER_LOW; - else if (gpio2->func == (CS35L41_GPIO2_INT_PUSH_PULL_HIGH | CS35L41_VALID_PDATA)) - irq_pol = IRQF_TRIGGER_HIGH; + if (gpio2->valid) { + regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL, + CS35L41_GPIO2_CTRL_MASK, + gpio2->func << CS35L41_GPIO2_CTRL_SHIFT); + + switch (gpio2->func) { + case CS35L41_GPIO2_INT_PUSH_PULL_LOW: + case CS35L41_GPIO2_INT_OPEN_DRAIN: + irq_pol = IRQF_TRIGGER_LOW; + break; + case CS35L41_GPIO2_INT_PUSH_PULL_HIGH: + irq_pol = IRQF_TRIGGER_HIGH; + break; + default: + break; + } + } return irq_pol; } @@ -1121,14 +1129,20 @@ static int cs35l41_handle_pdata(struct device *dev, struct cs35l41_hw_cfg *hw_cf ret = device_property_read_u32(dev, "cirrus,boost-peak-milliamp", &val); if (ret >= 0) hw_cfg->bst_ipk = val; + else + hw_cfg->bst_ipk = -1; ret = device_property_read_u32(dev, "cirrus,boost-ind-nanohenry", &val); if (ret >= 0) hw_cfg->bst_ind = val; + else + hw_cfg->bst_ind = -1; ret = device_property_read_u32(dev, "cirrus,boost-cap-microfarad", &val); if (ret >= 0) hw_cfg->bst_cap = val; + else + hw_cfg->bst_cap = -1; ret = device_property_read_u32(dev, "cirrus,asp-sdout-hiz", &val); if (ret >= 0) @@ -1140,15 +1154,21 @@ static int cs35l41_handle_pdata(struct device *dev, struct cs35l41_hw_cfg *hw_cf gpio1->pol_inv = device_property_read_bool(dev, "cirrus,gpio1-polarity-invert"); gpio1->out_en = device_property_read_bool(dev, "cirrus,gpio1-output-enable"); ret = device_property_read_u32(dev, "cirrus,gpio1-src-select", &val); - if (ret >= 0) - gpio1->func = val | CS35L41_VALID_PDATA; + if (ret >= 0) { + gpio1->func = val; + gpio1->valid = true; + } /* GPIO2 Pin Config */ gpio2->pol_inv = device_property_read_bool(dev, "cirrus,gpio2-polarity-invert"); gpio2->out_en = device_property_read_bool(dev, "cirrus,gpio2-output-enable"); ret = device_property_read_u32(dev, "cirrus,gpio2-src-select", &val); - if (ret >= 0) - gpio2->func = val | CS35L41_VALID_PDATA; + if (ret >= 0) { + gpio2->func = val; + gpio2->valid = true; + } + + hw_cfg->valid = true; return 0; }