Received: by 2002:a25:ef43:0:0:0:0:0 with SMTP id w3csp827464ybm; Wed, 27 May 2020 08:57:39 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxx95/qwpLdUZkFWSnwgSRBzB55eqRB/r33Mqy1dE9T9pGv3f77uRm0/nKx+63inyBfOS50 X-Received: by 2002:a50:a981:: with SMTP id n1mr1958862edc.377.1590595059295; Wed, 27 May 2020 08:57:39 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1590595059; cv=none; d=google.com; s=arc-20160816; b=VgPzVopgEgyfGHZzy2cHmHg8ov/m1djnSDGLs0FWXHTQAzAymULyZeAhxko0r1Cn8i 6/0jI5L/C8CPUR0kwY2hWG2061IO2fkmQ6S3hXZI1BPoZ3n/5q7gh3b77Fy+aKDR5E1M YQtRhbp+auw5Ida5VM04gA9laUcGNwmENpwgKW3eKtwWnlIFa/vpvulLBvfhIaC+p5OT 1/QeWFShfmMZHoYw00puHOkpO89cbzHVhJrHkupVgBlL6hoj3JfBYFLk9Vl40bJFkPoF z09UUhCrXPpJoPZ/mLF1E3VZseWlclYkRAYRqMD8ERICbZpW2ElFX6LPzFaJ89GP9Ql/ O0Rw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=d5g2DCuHeS8THJVnrAZ+ZrYCwIln5Z4EyHNt0OCXyAk=; b=EJVEgZczoZX7wcaIEQWB0CeVFZAJ5pI1ywqid4gEA+k8qik55vvAHj/ds25hIeaMZN k1IHcpdb/GL5JonsfOMOjoJ1V0MFYtCYyinrzti21eZO5v32eat0Mk3vC5pIa3DeUCAF tb1JdsGE6ALO17neXKAYt6QYbnttmOtiRVQMBLJ+Pc9gYVnSYzahZ///j3C1pJO68Ow6 UDWt12TzHuy5FSdApav6q/1VkK9Z2a5MVxao+fV6AUh4X6fkxkRziL+HQuHyrTcsy2YJ b+NPSozkkFiSZpLJICJuXlxp+vodl27I0FEbeFmK1irCN7mLumfPfKFFcUmPYgNi6X4W HDGA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=T3ZVthsQ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id o28si1461180edz.306.2020.05.27.08.57.16; Wed, 27 May 2020 08:57:39 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=T3ZVthsQ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389213AbgE0O0g (ORCPT + 99 others); Wed, 27 May 2020 10:26:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44002 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389036AbgE0O0f (ORCPT ); Wed, 27 May 2020 10:26:35 -0400 Received: from mail-pj1-x1042.google.com (mail-pj1-x1042.google.com [IPv6:2607:f8b0:4864:20::1042]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 14AB8C08C5C1; Wed, 27 May 2020 07:26:35 -0700 (PDT) Received: by mail-pj1-x1042.google.com with SMTP id ci21so1609930pjb.3; Wed, 27 May 2020 07:26:35 -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=d5g2DCuHeS8THJVnrAZ+ZrYCwIln5Z4EyHNt0OCXyAk=; b=T3ZVthsQ9bUeHZRxONfoiXkeswWGJOw0pEeI5d27O3GcOeHtLwrCE3xSOs0Aw7V6gs 9lbJ/rLdG667/13I9fb/4Gxm/dZJbUoKnf9EASS9pmkNTG8/Hoo+MuKpLB/KYx1cptnj cibvorYLuhL+JF6WOiLSXoyOETx1vgdYyr4ybb0za4v1Gmf5vfg6u8dhiY7kw7ytbZ5X hx1uq6tX0SNOEh9sWe0YWw0ryvY00N15UgjqmVEVya9udtySRtD3r1e6FpuldPGzwE3V Tq65J6fOMrlaOM6xEWfYBP4YaJkukdVxFmXXpCdcum1EAbfLdFLj0Qs0zwjOczTNzvc3 0ooA== 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=d5g2DCuHeS8THJVnrAZ+ZrYCwIln5Z4EyHNt0OCXyAk=; b=cxDZATKaWavOIJ+ivXdk2ImRTv8zDaRhH+pX8VcAiis7hjZ6niYY+EKmwOVtfMUpNG oOgcxDFXW+VEojI6lp4iqmZAha+5UeGMk9Xnbx73Pom63L7sEsDnYG93O1ODIR9gAXlq Be7UruS4xO8tL8UVvn/mLHPu5ZYafOqxGKuFWm7BT4BqXEf9zeqF1KdpWrspBW0yOwUb MmWG626MI0O+fk4pKsxPsN64mHRBUtjlhb3CcWbyoc/TYD0d1hqTWxSjDDbifMsK6a4j rOiJQ34yq/WEWQaKkQ68XMl6OEN/GT3MC9Fbctq/TgaJuVkiu8dWqrO+q7NyCeZ1u136 mLXQ== X-Gm-Message-State: AOAM531irKKBzTZ4/xFIxdZ5bgAeQL45SvUIru5bLRH0q1EuwXZe0UFT +UI8sc5RmDeZjBaNbY7sb/4= X-Received: by 2002:a17:90b:1218:: with SMTP id gl24mr5252986pjb.215.1590589594504; Wed, 27 May 2020 07:26:34 -0700 (PDT) Received: from localhost ([144.34.194.82]) by smtp.gmail.com with ESMTPSA id q4sm2380285pfu.42.2020.05.27.07.26.27 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Wed, 27 May 2020 07:26:34 -0700 (PDT) From: Dejin Zheng To: corbet@lwn.net, gregkh@linuxfoundation.org, michal.simek@xilinx.com, wsa+renesas@sang-engineering.com, linus.walleij@linaro.org, linux-doc@vger.kernel.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Dejin Zheng , Wolfram Sang Subject: [PATCH v3 2/2] i2c: busses: convert to devm_platform_request_irq() Date: Wed, 27 May 2020 22:26:11 +0800 Message-Id: <20200527142611.9006-2-zhengdejin5@gmail.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200527142611.9006-1-zhengdejin5@gmail.com> References: <20200527142611.9006-1-zhengdejin5@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use devm_platform_request_irq() to simplify code, and it contains platform_get_irq() and devm_request_irq(). Cc: Michal Simek Cc: Wolfram Sang Signed-off-by: Dejin Zheng Acked-by: Linus Walleij --- v2 -> v3: - no changed and Thanks linus's review. v1 -> v2: - The patch content has not changed. just resend it by this discussion: https://patchwork.ozlabs.org/project/linux-i2c/patch/20200520144821.8069-1-zhengdejin5@gmail.com/ drivers/i2c/busses/i2c-bcm-kona.c | 16 +++------------- drivers/i2c/busses/i2c-cadence.c | 10 +++------- drivers/i2c/busses/i2c-digicolor.c | 10 +++------- drivers/i2c/busses/i2c-emev2.c | 5 ++--- drivers/i2c/busses/i2c-jz4780.c | 5 ++--- drivers/i2c/busses/i2c-meson.c | 13 ++++--------- drivers/i2c/busses/i2c-mxs.c | 9 +++------ drivers/i2c/busses/i2c-pnx.c | 9 ++------- drivers/i2c/busses/i2c-rcar.c | 9 +++------ drivers/i2c/busses/i2c-rk3x.c | 14 +++----------- drivers/i2c/busses/i2c-sirf.c | 10 ++-------- drivers/i2c/busses/i2c-stu300.c | 4 ++-- drivers/i2c/busses/i2c-synquacer.c | 12 +++--------- 13 files changed, 35 insertions(+), 91 deletions(-) diff --git a/drivers/i2c/busses/i2c-bcm-kona.c b/drivers/i2c/busses/i2c-bcm-kona.c index ed5e1275ae46..f45acb47552a 100644 --- a/drivers/i2c/busses/i2c-bcm-kona.c +++ b/drivers/i2c/busses/i2c-bcm-kona.c @@ -818,20 +818,10 @@ static int bcm_kona_i2c_probe(struct platform_device *pdev) ISR_NOACK_MASK, dev->base + ISR_OFFSET); - /* Get the interrupt number */ - dev->irq = platform_get_irq(pdev, 0); - if (dev->irq < 0) { - rc = dev->irq; - goto probe_disable_clk; - } - - /* register the ISR handler */ - rc = devm_request_irq(&pdev->dev, dev->irq, bcm_kona_i2c_isr, - IRQF_SHARED, pdev->name, dev); - if (rc) { - dev_err(dev->device, "failed to request irq %i\n", dev->irq); + rc = devm_platform_request_irq(pdev, 0, &dev->irq, bcm_kona_i2c_isr, + IRQF_SHARED, pdev->name, dev); + if (rc) goto probe_disable_clk; - } /* Enable the controller but leave it idle */ bcm_kona_i2c_send_cmd_to_ctrl(dev, BCM_CMD_NOACTION); diff --git a/drivers/i2c/busses/i2c-cadence.c b/drivers/i2c/busses/i2c-cadence.c index 4b72398af505..9ffae4d231dc 100644 --- a/drivers/i2c/busses/i2c-cadence.c +++ b/drivers/i2c/busses/i2c-cadence.c @@ -1204,8 +1204,6 @@ static int cdns_i2c_probe(struct platform_device *pdev) if (IS_ERR(id->membase)) return PTR_ERR(id->membase); - id->irq = platform_get_irq(pdev, 0); - id->adap.owner = THIS_MODULE; id->adap.dev.of_node = pdev->dev.of_node; id->adap.algo = &cdns_i2c_algo; @@ -1256,12 +1254,10 @@ static int cdns_i2c_probe(struct platform_device *pdev) goto err_clk_dis; } - ret = devm_request_irq(&pdev->dev, id->irq, cdns_i2c_isr, 0, - DRIVER_NAME, id); - if (ret) { - dev_err(&pdev->dev, "cannot get irq %d\n", id->irq); + ret = devm_platform_request_irq(pdev, 0, &id->irq, cdns_i2c_isr, 0, + DRIVER_NAME, id); + if (ret) goto err_clk_dis; - } /* * Cadence I2C controller has a bug wherein it generates diff --git a/drivers/i2c/busses/i2c-digicolor.c b/drivers/i2c/busses/i2c-digicolor.c index 332f00437479..9ea965f41396 100644 --- a/drivers/i2c/busses/i2c-digicolor.c +++ b/drivers/i2c/busses/i2c-digicolor.c @@ -290,7 +290,7 @@ static int dc_i2c_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; struct dc_i2c *i2c; - int ret = 0, irq; + int ret = 0; i2c = devm_kzalloc(&pdev->dev, sizeof(struct dc_i2c), GFP_KERNEL); if (!i2c) @@ -314,12 +314,8 @@ static int dc_i2c_probe(struct platform_device *pdev) if (IS_ERR(i2c->regs)) return PTR_ERR(i2c->regs); - irq = platform_get_irq(pdev, 0); - if (irq < 0) - return irq; - - ret = devm_request_irq(&pdev->dev, irq, dc_i2c_irq, 0, - dev_name(&pdev->dev), i2c); + ret = devm_platform_request_irq(pdev, 0, NULL, dc_i2c_irq, 0, + dev_name(&pdev->dev), i2c); if (ret < 0) return ret; diff --git a/drivers/i2c/busses/i2c-emev2.c b/drivers/i2c/busses/i2c-emev2.c index 1a319352e51b..cae00a9ec86f 100644 --- a/drivers/i2c/busses/i2c-emev2.c +++ b/drivers/i2c/busses/i2c-emev2.c @@ -395,9 +395,8 @@ static int em_i2c_probe(struct platform_device *pdev) em_i2c_reset(&priv->adap); - priv->irq = platform_get_irq(pdev, 0); - ret = devm_request_irq(&pdev->dev, priv->irq, em_i2c_irq_handler, 0, - "em_i2c", priv); + ret = devm_platform_request_irq(pdev, 0, &priv->irq, + em_i2c_irq_handler, 0, "em_i2c", priv); if (ret) goto err_clk; diff --git a/drivers/i2c/busses/i2c-jz4780.c b/drivers/i2c/busses/i2c-jz4780.c index ba831df6661e..27de0309f211 100644 --- a/drivers/i2c/busses/i2c-jz4780.c +++ b/drivers/i2c/busses/i2c-jz4780.c @@ -825,9 +825,8 @@ static int jz4780_i2c_probe(struct platform_device *pdev) jz4780_i2c_writew(i2c, JZ4780_I2C_INTM, 0x0); - i2c->irq = platform_get_irq(pdev, 0); - ret = devm_request_irq(&pdev->dev, i2c->irq, jz4780_i2c_irq, 0, - dev_name(&pdev->dev), i2c); + ret = devm_platform_request_irq(pdev, 0, &i2c->irq, jz4780_i2c_irq, 0, + dev_name(&pdev->dev), i2c); if (ret) goto err; diff --git a/drivers/i2c/busses/i2c-meson.c b/drivers/i2c/busses/i2c-meson.c index c5dec572fc48..2e5a855ff20a 100644 --- a/drivers/i2c/busses/i2c-meson.c +++ b/drivers/i2c/busses/i2c-meson.c @@ -398,7 +398,7 @@ static int meson_i2c_probe(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; struct meson_i2c *i2c; struct i2c_timings timings; - int irq, ret = 0; + int ret = 0; i2c = devm_kzalloc(&pdev->dev, sizeof(struct meson_i2c), GFP_KERNEL); if (!i2c) @@ -425,15 +425,10 @@ static int meson_i2c_probe(struct platform_device *pdev) if (IS_ERR(i2c->regs)) return PTR_ERR(i2c->regs); - irq = platform_get_irq(pdev, 0); - if (irq < 0) - return irq; - - ret = devm_request_irq(&pdev->dev, irq, meson_i2c_irq, 0, NULL, i2c); - if (ret < 0) { - dev_err(&pdev->dev, "can't request IRQ\n"); + ret = devm_platform_request_irq(pdev, 0, NULL, meson_i2c_irq, + 0, NULL, i2c); + if (ret < 0) return ret; - } ret = clk_prepare(i2c->clk); if (ret < 0) { diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c index 9587347447f0..cff82af3208a 100644 --- a/drivers/i2c/busses/i2c-mxs.c +++ b/drivers/i2c/busses/i2c-mxs.c @@ -802,7 +802,7 @@ static int mxs_i2c_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct mxs_i2c_dev *i2c; struct i2c_adapter *adap; - int err, irq; + int err; i2c = devm_kzalloc(dev, sizeof(*i2c), GFP_KERNEL); if (!i2c) @@ -817,11 +817,8 @@ static int mxs_i2c_probe(struct platform_device *pdev) if (IS_ERR(i2c->regs)) return PTR_ERR(i2c->regs); - irq = platform_get_irq(pdev, 0); - if (irq < 0) - return irq; - - err = devm_request_irq(dev, irq, mxs_i2c_isr, 0, dev_name(dev), i2c); + err = devm_platform_request_irq(pdev, 0, NULL, mxs_i2c_isr, 0, + dev_name(dev), i2c); if (err) return err; diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c index 5d7207c10f1d..3e249373375f 100644 --- a/drivers/i2c/busses/i2c-pnx.c +++ b/drivers/i2c/busses/i2c-pnx.c @@ -718,13 +718,8 @@ static int i2c_pnx_probe(struct platform_device *pdev) } init_completion(&alg_data->mif.complete); - alg_data->irq = platform_get_irq(pdev, 0); - if (alg_data->irq < 0) { - ret = alg_data->irq; - goto out_clock; - } - ret = devm_request_irq(&pdev->dev, alg_data->irq, i2c_pnx_interrupt, - 0, pdev->name, alg_data); + ret = devm_platform_request_irq(pdev, 0, &alg_data->irq, + i2c_pnx_interrupt, 0, pdev->name, alg_data); if (ret) goto out_clock; diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c index a45c4bf1ec01..bd59a13de707 100644 --- a/drivers/i2c/busses/i2c-rcar.c +++ b/drivers/i2c/busses/i2c-rcar.c @@ -984,13 +984,10 @@ static int rcar_i2c_probe(struct platform_device *pdev) else pm_runtime_put(dev); - - priv->irq = platform_get_irq(pdev, 0); - ret = devm_request_irq(dev, priv->irq, rcar_i2c_irq, 0, dev_name(dev), priv); - if (ret < 0) { - dev_err(dev, "cannot get irq %d\n", priv->irq); + ret = devm_platform_request_irq(pdev, 0, &priv->irq, rcar_i2c_irq, 0, + dev_name(dev), priv); + if (ret < 0) goto out_pm_disable; - } platform_set_drvdata(pdev, priv); diff --git a/drivers/i2c/busses/i2c-rk3x.c b/drivers/i2c/busses/i2c-rk3x.c index bc698240c4aa..a8d47689de0a 100644 --- a/drivers/i2c/busses/i2c-rk3x.c +++ b/drivers/i2c/busses/i2c-rk3x.c @@ -1196,7 +1196,6 @@ static int rk3x_i2c_probe(struct platform_device *pdev) int ret = 0; int bus_nr; u32 value; - int irq; unsigned long clk_rate; i2c = devm_kzalloc(&pdev->dev, sizeof(struct rk3x_i2c), GFP_KERNEL); @@ -1258,17 +1257,10 @@ static int rk3x_i2c_probe(struct platform_device *pdev) } } - /* IRQ setup */ - irq = platform_get_irq(pdev, 0); - if (irq < 0) - return irq; - - ret = devm_request_irq(&pdev->dev, irq, rk3x_i2c_irq, - 0, dev_name(&pdev->dev), i2c); - if (ret < 0) { - dev_err(&pdev->dev, "cannot request IRQ\n"); + ret = devm_platform_request_irq(pdev, 0, NULL, rk3x_i2c_irq, + 0, dev_name(&pdev->dev), i2c); + if (ret < 0) return ret; - } platform_set_drvdata(pdev, i2c); diff --git a/drivers/i2c/busses/i2c-sirf.c b/drivers/i2c/busses/i2c-sirf.c index d7f72ec331e8..a593c15bfbf5 100644 --- a/drivers/i2c/busses/i2c-sirf.c +++ b/drivers/i2c/busses/i2c-sirf.c @@ -274,7 +274,6 @@ static int i2c_sirfsoc_probe(struct platform_device *pdev) struct clk *clk; int bitrate; int ctrl_speed; - int irq; int err; u32 regval; @@ -314,13 +313,8 @@ static int i2c_sirfsoc_probe(struct platform_device *pdev) goto out; } - irq = platform_get_irq(pdev, 0); - if (irq < 0) { - err = irq; - goto out; - } - err = devm_request_irq(&pdev->dev, irq, i2c_sirfsoc_irq, 0, - dev_name(&pdev->dev), siic); + err = devm_platform_request_irq(pdev, 0, NULL, i2c_sirfsoc_irq, 0, + dev_name(&pdev->dev), siic); if (err) goto out; diff --git a/drivers/i2c/busses/i2c-stu300.c b/drivers/i2c/busses/i2c-stu300.c index 64d739baf480..7893c532b8f2 100644 --- a/drivers/i2c/busses/i2c-stu300.c +++ b/drivers/i2c/busses/i2c-stu300.c @@ -881,8 +881,8 @@ static int stu300_probe(struct platform_device *pdev) if (IS_ERR(dev->virtbase)) return PTR_ERR(dev->virtbase); - dev->irq = platform_get_irq(pdev, 0); - ret = devm_request_irq(&pdev->dev, dev->irq, stu300_irh, 0, NAME, dev); + ret = devm_platform_request_irq(pdev, 0, &dev->irq, stu300_irh, + 0, NAME, dev); if (ret < 0) return ret; diff --git a/drivers/i2c/busses/i2c-synquacer.c b/drivers/i2c/busses/i2c-synquacer.c index c9a3dba6a75d..d9143373e688 100644 --- a/drivers/i2c/busses/i2c-synquacer.c +++ b/drivers/i2c/busses/i2c-synquacer.c @@ -577,16 +577,10 @@ static int synquacer_i2c_probe(struct platform_device *pdev) if (IS_ERR(i2c->base)) return PTR_ERR(i2c->base); - i2c->irq = platform_get_irq(pdev, 0); - if (i2c->irq < 0) - return -ENODEV; - - ret = devm_request_irq(&pdev->dev, i2c->irq, synquacer_i2c_isr, - 0, dev_name(&pdev->dev), i2c); - if (ret < 0) { - dev_err(&pdev->dev, "cannot claim IRQ %d\n", i2c->irq); + ret = devm_platform_request_irq(pdev, 0, &i2c->irq, synquacer_i2c_isr, + 0, dev_name(&pdev->dev), i2c); + if (ret < 0) return ret; - } i2c->state = STATE_IDLE; i2c->dev = &pdev->dev; -- 2.25.0