From patchwork Mon Jan 3 10:18:54 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12702481 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 C1399C433F5 for ; Mon, 3 Jan 2022 10:19:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=fPRSP0fS/C7Zry+3nqw1aTH0f+a/kHL6jDPNiEiDVsI=; b=mQ+Tzv6I9ePFzZ 4/hQ8smF9YdE0Siqx0CG+VTSvfGxaad2md6SFDP0zxaVX0DCTM0Cr1CnYqCFnQHtl5OfE28q2vn0G YU8aStlPcs53i1miBWn1hnl2c2BZeCesAvkBXnm7wK6KyeueEYhSbQhgx1WOd9pj/+3OUvhmFA/6n 7LwiJSZN+wRSwkQpUIqFwAUz+wSp6DgKk4S14E+e5Zj2UKv5FF0+lqunHQLQignWAJdLtzyaoBDCM PTqXj1DxpkqnlmSmrAZE1rZH/p+H9Nhr3XiGsK3zxdz2OekzHn+IsdObKIFlGSWrxf5hTjbs0kLoe t4ajmlZkDeWCx/DnjmUw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1n4KR9-008lJ4-35; Mon, 03 Jan 2022 10:19:31 +0000 Received: from bhuna.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e3e3]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1n4KQj-008lBC-Jb; Mon, 03 Jan 2022 10:19:07 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: kholk11) with ESMTPSA id 126CC1F41D8F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1641205144; bh=mGsQoC3yAKQfojVeguaBxYZrtaLtq1wmqI0wIpEb3gw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PcphB17zDrBeDVMj1gM6wEFjcxGh4VuFeag/FNaH7oBscazIGHE628ONwKpQeM6to ZNSWLmdMeP8455P9S7qadtUxc4nXqSADKOBij0mjIUrrEyJiT/6az+ThZQRTRS+Ear ht6ZPsVuTX5oC2MtrzXJsN6lbqOU3hdeacoU7e2Ff6edQDmxKYOWIn3k1N6/GPowcd TUIbVdJ6XV3ShSUZSk0LduMILDp800CVegTWbaT0YFyzy12MaWi5WT8LuqdE+m0M/k dTGNSHUA7zCKQkVIGPBh36NUQpz0lxTgj/p7b0T/+gCa9fbu3Qy9RW6OQSKYesAXBF vliDnPYjG6zKA== From: AngeloGioacchino Del Regno To: sean.wang@kernel.org Cc: linus.walleij@linaro.org, matthias.bgg@gmail.com, linux-mediatek@lists.infradead.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@collabora.com, AngeloGioacchino Del Regno Subject: [PATCH 2/3] pinctrl: mediatek: pinctrl-paris: Simplify with dev_err_probe() Date: Mon, 3 Jan 2022 11:18:54 +0100 Message-Id: <20220103101855.17350-2-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20220103101855.17350-1-angelogioacchino.delregno@collabora.com> References: <20220103101855.17350-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220103_021905_810272_F308BD75 X-CRM114-Status: GOOD ( 12.39 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Use the dev_err_probe() helper to simplify error handling during probe. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Chen-Yu Tsai --- drivers/pinctrl/mediatek/pinctrl-paris.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) diff --git a/drivers/pinctrl/mediatek/pinctrl-paris.c b/drivers/pinctrl/mediatek/pinctrl-paris.c index 4c6f6d967b18..70849d393917 100644 --- a/drivers/pinctrl/mediatek/pinctrl-paris.c +++ b/drivers/pinctrl/mediatek/pinctrl-paris.c @@ -956,6 +956,7 @@ static int mtk_pctrl_build_state(struct platform_device *pdev) int mtk_paris_pinctrl_probe(struct platform_device *pdev, const struct mtk_pin_soc *soc) { + struct device *dev = &pdev->dev; struct pinctrl_pin_desc *pins; struct mtk_pinctrl *hw; int err, i; @@ -968,11 +969,9 @@ int mtk_paris_pinctrl_probe(struct platform_device *pdev, hw->soc = soc; hw->dev = &pdev->dev; - if (!hw->soc->nbase_names) { - dev_err(&pdev->dev, + if (!hw->soc->nbase_names) + return dev_err_probe(dev, -EINVAL, "SoC should be assigned at least one register base\n"); - return -EINVAL; - } hw->base = devm_kmalloc_array(&pdev->dev, hw->soc->nbase_names, sizeof(*hw->base), GFP_KERNEL); @@ -997,10 +996,8 @@ int mtk_paris_pinctrl_probe(struct platform_device *pdev, spin_lock_init(&hw->lock); err = mtk_pctrl_build_state(pdev); - if (err) { - dev_err(&pdev->dev, "build state failed: %d\n", err); - return -EINVAL; - } + if (err) + return dev_err_probe(dev, err, "build state failed\n"); /* Copy from internal struct mtk_pin_desc to register to the core */ pins = devm_kmalloc_array(&pdev->dev, hw->soc->npins, sizeof(*pins), @@ -1038,10 +1035,8 @@ int mtk_paris_pinctrl_probe(struct platform_device *pdev, /* Build gpiochip should be after pinctrl_enable is done */ err = mtk_build_gpiochip(hw, pdev->dev.of_node); - if (err) { - dev_err(&pdev->dev, "Failed to add gpio_chip\n"); - return err; - } + if (err) + return dev_err_probe(dev, err, "Failed to add gpio_chip\n"); platform_set_drvdata(pdev, hw);