From patchwork Thu Aug 13 21:34:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 11713011 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B30CA16B1 for ; Thu, 13 Aug 2020 21:34:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9848A20855 for ; Thu, 13 Aug 2020 21:34:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="nCI/rqUm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726724AbgHMVej (ORCPT ); Thu, 13 Aug 2020 17:34:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51446 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726718AbgHMVeh (ORCPT ); Thu, 13 Aug 2020 17:34:37 -0400 Received: from mail-lj1-x241.google.com (mail-lj1-x241.google.com [IPv6:2a00:1450:4864:20::241]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BCC0BC061757; Thu, 13 Aug 2020 14:34:36 -0700 (PDT) Received: by mail-lj1-x241.google.com with SMTP id w25so7768281ljo.12; Thu, 13 Aug 2020 14:34:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=B7Fi9L3i7XzTcr6thO/0SWvSgth3FROAtfqsWSnrJqc=; b=nCI/rqUmNTDu+Fl5/y2BjihRHRHuAoXjTGy+pnXb6sz62NXrVptvuywTJDpUgbqXFt LvdgGGyVFRm9Rr2WnhhTRs6RTDEURphbUXMtsfRQNvDmyYQ9Ev3ju0zBiqUUTK5xmHKS 24Td3vj5fjq+f0e8Op/0duH6usiBkBIkeaq9dMn6qeDPiloryVxUWWSz6JcX9dtyakKQ DP2GLHxrqBPeG5cYRRKGdLkGy+PlKzu0R/uSVZjO2wWxS+6pzCi7BpdDLZjJbyPRufaD GDjtaPytY2T9/fs7C7eLGLCFgEd1W11xEdHY9HbN9Y8LD+4OxkPmb0XnjbPWlU5dulZZ RWBw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=B7Fi9L3i7XzTcr6thO/0SWvSgth3FROAtfqsWSnrJqc=; b=X/NQ1MvllR807XBpLNOypJr72ck+9fyPfKnGR0O9+tl0r9u1bf18+6uwmfzSeBrVya 0YGzakA6yli1aSkn9uzQzVVsFUsHU8id4t58R26wHcX1vn57SnFRMdh6w0GWYNIvA+pg Wot4uXhjgHGKZd3ytbcqx/V7tzbn5MfrSZDb+vQkjFTzQ9ZHvuSTdZJTvn8h0gflEXbp ycgi5tLF60oL6EG67jJlO2BwOgpMI/RQJvH0c2HQLtHWxAW3gZMx0hBEQQieOwrS16i0 t3+SOUnV5aKDk6YVpvH//h2ZEz5MKpjY39Z6qvhAdahibIMhPD0Ojs6Zhim4SWiqrznr mnxQ== X-Gm-Message-State: AOAM532PLi9p6S7YcnnERXYnJBhNeXcWjAgq2iHpAmUvPuTAK2ssdZWx Enpof9/oPiUJ8d8Sk89vX8E= X-Google-Smtp-Source: ABdhPJwxbqgXVaBZrFY3PpKIRWKclZtqP6XwEoUawr6zgszysfLBYmbVMjc+91HdVTfS+xzKVXd4lg== X-Received: by 2002:a05:651c:505:: with SMTP id o5mr2949310ljp.306.1597354475176; Thu, 13 Aug 2020 14:34:35 -0700 (PDT) Received: from localhost.localdomain (109-252-170-211.dynamic.spd-mgts.ru. [109.252.170.211]) by smtp.gmail.com with ESMTPSA id j2sm1345309ljb.98.2020.08.13.14.34.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Aug 2020 14:34:34 -0700 (PDT) From: Dmitry Osipenko To: Sebastian Reichel , Rob Herring , Andy Gross , Bjorn Andersson , David Heidelberg , Thierry Reding , Jonathan Hunter , Mika Westerberg , "Bruce E . Robertson" Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Jonghwa Lee , John Stultz , Vinay Simha BN , linux-tegra@vger.kernel.org Subject: [PATCH v3 04/10] power: supply: smb347-charger: Use resource-managed API Date: Fri, 14 Aug 2020 00:34:03 +0300 Message-Id: <20200813213409.24222-5-digetx@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200813213409.24222-1-digetx@gmail.com> References: <20200813213409.24222-1-digetx@gmail.com> MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: David Heidelberg Simplify code, more convenient to use with Device Tree. Reviewed-by: Dmitry Osipenko Signed-off-by: David Heidelberg --- drivers/power/supply/smb347-charger.c | 75 +++++++++++---------------- 1 file changed, 29 insertions(+), 46 deletions(-) diff --git a/drivers/power/supply/smb347-charger.c b/drivers/power/supply/smb347-charger.c index f99026d81f2a..60894105fcbd 100644 --- a/drivers/power/supply/smb347-charger.c +++ b/drivers/power/supply/smb347-charger.c @@ -836,21 +836,31 @@ static int smb347_irq_init(struct smb347_charger *smb, struct i2c_client *client) { const struct smb347_charger_platform_data *pdata = smb->pdata; - int ret, irq = gpio_to_irq(pdata->irq_gpio); + unsigned long irqflags = IRQF_ONESHOT; + int ret; - ret = gpio_request_one(pdata->irq_gpio, GPIOF_IN, client->name); - if (ret < 0) - goto fail; + /* Requesting GPIO for IRQ is only needed in non-DT way */ + if (!client->irq) { + int irq = gpio_to_irq(pdata->irq_gpio); + + ret = devm_gpio_request_one(smb->dev, pdata->irq_gpio, + GPIOF_IN, client->name); + if (ret < 0) + return ret; + + irqflags |= IRQF_TRIGGER_FALLING; + client->irq = irq; + } - ret = request_threaded_irq(irq, NULL, smb347_interrupt, - IRQF_TRIGGER_FALLING | IRQF_ONESHOT, - client->name, smb); + ret = devm_request_threaded_irq(smb->dev, client->irq, NULL, + smb347_interrupt, irqflags, + client->name, smb); if (ret < 0) - goto fail_gpio; + return ret; ret = smb347_set_writable(smb, true); if (ret < 0) - goto fail_irq; + return ret; /* * Configure the STAT output to be suitable for interrupts: disable @@ -860,20 +870,10 @@ static int smb347_irq_init(struct smb347_charger *smb, CFG_STAT_ACTIVE_HIGH | CFG_STAT_DISABLED, CFG_STAT_DISABLED); if (ret < 0) - goto fail_readonly; + client->irq = 0; smb347_set_writable(smb, false); - client->irq = irq; - return 0; -fail_readonly: - smb347_set_writable(smb, false); -fail_irq: - free_irq(irq, smb); -fail_gpio: - gpio_free(pdata->irq_gpio); -fail: - client->irq = 0; return ret; } @@ -1251,32 +1251,24 @@ static int smb347_probe(struct i2c_client *client, mains_usb_cfg.num_supplicants = ARRAY_SIZE(battery); mains_usb_cfg.drv_data = smb; if (smb->pdata->use_mains) { - smb->mains = power_supply_register(dev, &smb347_mains_desc, - &mains_usb_cfg); + smb->mains = devm_power_supply_register(dev, &smb347_mains_desc, + &mains_usb_cfg); if (IS_ERR(smb->mains)) return PTR_ERR(smb->mains); } if (smb->pdata->use_usb) { - smb->usb = power_supply_register(dev, &smb347_usb_desc, - &mains_usb_cfg); - if (IS_ERR(smb->usb)) { - if (smb->pdata->use_mains) - power_supply_unregister(smb->mains); + smb->usb = devm_power_supply_register(dev, &smb347_usb_desc, + &mains_usb_cfg); + if (IS_ERR(smb->usb)) return PTR_ERR(smb->usb); - } } battery_cfg.drv_data = smb; - smb->battery = power_supply_register(dev, &smb347_battery_desc, - &battery_cfg); - if (IS_ERR(smb->battery)) { - if (smb->pdata->use_usb) - power_supply_unregister(smb->usb); - if (smb->pdata->use_mains) - power_supply_unregister(smb->mains); + smb->battery = devm_power_supply_register(dev, &smb347_battery_desc, + &battery_cfg); + if (IS_ERR(smb->battery)) return PTR_ERR(smb->battery); - } /* * Interrupt pin is optional. If it is connected, we setup the @@ -1299,17 +1291,8 @@ static int smb347_remove(struct i2c_client *client) { struct smb347_charger *smb = i2c_get_clientdata(client); - if (client->irq) { + if (client->irq) smb347_irq_disable(smb); - free_irq(client->irq, smb); - gpio_free(smb->pdata->irq_gpio); - } - - power_supply_unregister(smb->battery); - if (smb->pdata->use_usb) - power_supply_unregister(smb->usb); - if (smb->pdata->use_mains) - power_supply_unregister(smb->mains); return 0; }