From nobody Fri Dec 19 03:07:16 2025 Received: from mail-lf1-f46.google.com (mail-lf1-f46.google.com [209.85.167.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2FCB31C3784; Fri, 2 Aug 2024 07:51:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.46 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722585095; cv=none; b=NyFsPTnkQ0Ww4BD94BCsOlzQ+yAmMhiGPgWuUO7n56In5s8VzjOCgZPyElIZuwh5aLllVTdEApBW3MI6S8Us+8+50iuEjY8xFJ4iIPiciuOtOvPljPj76/B/6/7/3M6nWH1VxY2t5bBl2z0BpVj7koC6fK/5GKRySFJ4RNq1kn8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722585095; c=relaxed/simple; bh=fes4+PALn4aJD0RUIggf2YkD7O8aHh0ck1WvSCbST4Y=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=mSGaXiYIOCS8w1tGPQ4bJ7WTc0EN7rFwajjOupQ9nzCsrB0IG5ZxHDbTg301H3yOpujQS6VfVNbQbXfBX8vVDcJqS+Wap7YtdYc/PpxkvUR5x4xYjdVYgYc71Z/rf6Xs2C1ckWhKQu+tXNbePMHSlbra2XMsAzjDjXDeQ6Sg3dI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=HIZ2Xqyj; arc=none smtp.client-ip=209.85.167.46 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="HIZ2Xqyj" Received: by mail-lf1-f46.google.com with SMTP id 2adb3069b0e04-52fc4388a64so13002528e87.1; Fri, 02 Aug 2024 00:51:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1722585091; x=1723189891; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=lHiD9v1JsXXcE41UkTPqhgsLCw9iYgVEo+i0Dc9T+lk=; b=HIZ2XqyjBcrLbc3nMyw1EC1Tw5HxCaJzM8M4wKpyE/nFWZ6/70UDRog+90VYyRV0fS MBlsdzk+Ebo9af+5ElX6TbdHmecK34Zm7BxYhkShyJIe8Sdyfcs/6apgXoOBTKifrOL9 1Sdp3quPw6DXVu+hzWuCikO6azgjRE0n/tsV/glbCQYTBL4Uh+NUYMYgXg4IH7yQCYKZ Ba3hSEWHNHYk28GFoCqaKE5BuNmexjiQHEMce7GWFK4UFqyE4TeXg23KCqIamrm/vQMA /S/aCxsH8KF0ciHtq0wiugbuxAYHv9Ea7jjzp5OTaa6hEyiJ4LN33CzJQDWPwnyLZyAz mKmg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1722585091; x=1723189891; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=lHiD9v1JsXXcE41UkTPqhgsLCw9iYgVEo+i0Dc9T+lk=; b=sxQki1E9Tw9oFcqoZl2MvR77lMw8pAnDTJ3AdbhEWW/w/aI2Nh4O/hRAh1rpiLk8XL cXJQulwkJwaP6sOt4dUbFJ8s2xnbwgPACyqtV7cNrjQEyxphERZuxIg4dGIiUuHsAF3/ OR5RW5CKnaCp+G8wauy8gp+0y9x4A0ZiSab42RvpFbOrvEZGE6RlFME2241ADxPQsZSB D9o8A9Dz1DzBE82jq9pJc4kYI/Zj7mQN0HAb620Wsvs+XnH5FBcbYzdXsLo5SCAlJUBk ROBPAr/7qc7dGdRiwt6gYoHSiF69yPW91/QgAkCzXJxvTWgaxEBRNWtaEpetjrkvtR0i Ouuw== X-Forwarded-Encrypted: i=1; AJvYcCVj7uTfP1h+cwlj2Uip54oCsrWJI67LX0vV3x4ZD8TPW3pFiaNwDglYI1zRkeCWveuUdloQ3G/pY88vOJNpFLbP6mguhim93qfr8qsw56OUhvbbg4I9VbkXUF87gmmfYzgUzmE8050uUAiePl45Gbz+fTZ5SHLbzSwOdgFB7gS/MKP9QB4W X-Gm-Message-State: AOJu0YzxrzS+VBenR4cC84ISANeX6wsIe1aIMstw6Y7apsxhi3+ktIvG qgYIDgFMd/0wf9f1sVTIjqDSwJs//+MK1hrvq0QUpUbnxOACKaAB X-Google-Smtp-Source: AGHT+IEMxf4N4s3xFraxbRmN9YP31vVSJKb9vVw4lnrxgYP2s4t4P5fTafWSGlWROhVsyRlaGnRdOA== X-Received: by 2002:a05:6512:685:b0:52f:c2fa:b213 with SMTP id 2adb3069b0e04-530bb3b1210mr1771229e87.55.1722585091141; Fri, 02 Aug 2024 00:51:31 -0700 (PDT) Received: from localhost ([178.176.56.174]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-530bba29fd9sm158725e87.122.2024.08.02.00.51.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Aug 2024 00:51:30 -0700 (PDT) From: Serge Semin To: Viresh Kumar , Andy Shevchenko , Andy Shevchenko , Vinod Koul Cc: Serge Semin , =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= , Greg Kroah-Hartman , Jiri Slaby , dmaengine@vger.kernel.org, linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH RESEND v4 6/6] dmaengine: dw: Unify ret-val local variables naming Date: Fri, 2 Aug 2024 10:50:51 +0300 Message-ID: <20240802075100.6475-7-fancer.lancer@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240802075100.6475-1-fancer.lancer@gmail.com> References: <20240802075100.6475-1-fancer.lancer@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Currently there are two names utilized in the driver to keep the functions call status: ret and err. For the sake of unification convert to using the first version only. Signed-off-by: Serge Semin --- Changelog v2: - New patch created on v2 review stage. (Andy) --- drivers/dma/dw/core.c | 20 ++++++++++---------- drivers/dma/dw/platform.c | 20 ++++++++++---------- 2 files changed, 20 insertions(+), 20 deletions(-) diff --git a/drivers/dma/dw/core.c b/drivers/dma/dw/core.c index c696d79b911a..602f1208ab9b 100644 --- a/drivers/dma/dw/core.c +++ b/drivers/dma/dw/core.c @@ -1149,7 +1149,7 @@ int do_dma_probe(struct dw_dma_chip *chip) bool autocfg =3D false; unsigned int dw_params; unsigned int i; - int err; + int ret; =20 dw->pdata =3D devm_kzalloc(chip->dev, sizeof(*dw->pdata), GFP_KERNEL); if (!dw->pdata) @@ -1165,7 +1165,7 @@ int do_dma_probe(struct dw_dma_chip *chip) =20 autocfg =3D dw_params >> DW_PARAMS_EN & 1; if (!autocfg) { - err =3D -EINVAL; + ret =3D -EINVAL; goto err_pdata; } =20 @@ -1185,7 +1185,7 @@ int do_dma_probe(struct dw_dma_chip *chip) pdata->chan_allocation_order =3D CHAN_ALLOCATION_ASCENDING; pdata->chan_priority =3D CHAN_PRIORITY_ASCENDING; } else if (chip->pdata->nr_channels > DW_DMA_MAX_NR_CHANNELS) { - err =3D -EINVAL; + ret =3D -EINVAL; goto err_pdata; } else { memcpy(dw->pdata, chip->pdata, sizeof(*dw->pdata)); @@ -1197,7 +1197,7 @@ int do_dma_probe(struct dw_dma_chip *chip) dw->chan =3D devm_kcalloc(chip->dev, pdata->nr_channels, sizeof(*dw->chan= ), GFP_KERNEL); if (!dw->chan) { - err =3D -ENOMEM; + ret =3D -ENOMEM; goto err_pdata; } =20 @@ -1215,15 +1215,15 @@ int do_dma_probe(struct dw_dma_chip *chip) sizeof(struct dw_desc), 4, 0); if (!dw->desc_pool) { dev_err(chip->dev, "No memory for descriptors dma pool\n"); - err =3D -ENOMEM; + ret =3D -ENOMEM; goto err_pdata; } =20 tasklet_setup(&dw->tasklet, dw_dma_tasklet); =20 - err =3D request_irq(chip->irq, dw_dma_interrupt, IRQF_SHARED, + ret =3D request_irq(chip->irq, dw_dma_interrupt, IRQF_SHARED, dw->name, dw); - if (err) + if (ret) goto err_pdata; =20 INIT_LIST_HEAD(&dw->dma.channels); @@ -1335,8 +1335,8 @@ int do_dma_probe(struct dw_dma_chip *chip) */ dma_set_max_seg_size(dw->dma.dev, dw->chan[0].block_size); =20 - err =3D dma_async_device_register(&dw->dma); - if (err) + ret =3D dma_async_device_register(&dw->dma); + if (ret) goto err_dma_register; =20 dev_info(chip->dev, "DesignWare DMA Controller, %d channels\n", @@ -1350,7 +1350,7 @@ int do_dma_probe(struct dw_dma_chip *chip) free_irq(chip->irq, dw); err_pdata: pm_runtime_put_sync_suspend(chip->dev); - return err; + return ret; } =20 int do_dma_remove(struct dw_dma_chip *chip) diff --git a/drivers/dma/dw/platform.c b/drivers/dma/dw/platform.c index 7d9d4c951724..47c58ad468cb 100644 --- a/drivers/dma/dw/platform.c +++ b/drivers/dma/dw/platform.c @@ -29,7 +29,7 @@ static int dw_probe(struct platform_device *pdev) struct dw_dma_chip_pdata *data; struct dw_dma_chip *chip; struct device *dev =3D &pdev->dev; - int err; + int ret; =20 match =3D device_get_match_data(dev); if (!match) @@ -51,9 +51,9 @@ static int dw_probe(struct platform_device *pdev) if (IS_ERR(chip->regs)) return PTR_ERR(chip->regs); =20 - err =3D dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); - if (err) - return err; + ret =3D dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); + if (ret) + return ret; =20 if (!data->pdata) data->pdata =3D dev_get_platdata(dev); @@ -69,14 +69,14 @@ static int dw_probe(struct platform_device *pdev) chip->clk =3D devm_clk_get_optional(chip->dev, "hclk"); if (IS_ERR(chip->clk)) return PTR_ERR(chip->clk); - err =3D clk_prepare_enable(chip->clk); - if (err) - return err; + ret =3D clk_prepare_enable(chip->clk); + if (ret) + return ret; =20 pm_runtime_enable(&pdev->dev); =20 - err =3D data->probe(chip); - if (err) + ret =3D data->probe(chip); + if (ret) goto err_dw_dma_probe; =20 platform_set_drvdata(pdev, data); @@ -90,7 +90,7 @@ static int dw_probe(struct platform_device *pdev) err_dw_dma_probe: pm_runtime_disable(&pdev->dev); clk_disable_unprepare(chip->clk); - return err; + return ret; } =20 static void dw_remove(struct platform_device *pdev) --=20 2.43.0