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[2620:137:e000::3:5]) by mx.google.com with ESMTPS id p14-20020a056a000a0e00b006c33c1c00d5si1657821pfh.96.2023.11.17.01.44.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Nov 2023 01:44:33 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:5 as permitted sender) client-ip=2620:137:e000::3:5; Authentication-Results: mx.google.com; dkim=pass header.i=@collabora.com header.s=mail header.b=BrNscpr3; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:5 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=collabora.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by groat.vger.email (Postfix) with ESMTP id CC23B829D9B6; Fri, 17 Nov 2023 01:44:16 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at groat.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345917AbjKQJni (ORCPT + 30 others); Fri, 17 Nov 2023 04:43:38 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33516 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345860AbjKQJnK (ORCPT ); Fri, 17 Nov 2023 04:43:10 -0500 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 115191737; Fri, 17 Nov 2023 01:42:51 -0800 (PST) Received: from IcarusMOD.eternityproject.eu (cola.collaboradmins.com [195.201.22.229]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 1E94C6607398; Fri, 17 Nov 2023 09:42:49 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1700214169; bh=mvDbP9LsG0x+WjQA4KRWvixfVCE355+sCyiuJX+FpKc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BrNscpr3H8gtnvLMycWzXSDftQpQwnaxSmVNNPac2BpkGrvR5ZfjuYyCEAhaILwvA 2uPKBLjksdMUtRM69uxkXXLniW9aBmhw83Zemh42auXu7N1mEUcktX5YcmaYcUTVM6 Lcmb4dT9rar1ijTsKlqcvW5d2YfsmF+uHAI22xZJW9IHJjUqB5AHMIucj1V/2jGXoa ah8uiWmzpqOzsAyZdgkY4BCPF72rAZlufmfz2HiXs3lD3DXJJjCyvQ36QBWsWaRNWg c+DF5lrqtLI0B6x6rgW/VP7gKOxhLxarko3+lvv86f4Lgf0MkEYyChYeqX0cBfDJwH +JrSQqk6kM0Ng== From: AngeloGioacchino Del Regno To: matthias.bgg@gmail.com Cc: krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, robh+dt@kernel.org, angelogioacchino.delregno@collabora.com, p.zabel@pengutronix.de, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, kernel@collabora.com, wenst@chromium.org Subject: [PATCH v1 15/20] soc: mediatek: mtk-svs: Cleanup of svs_probe() function Date: Fri, 17 Nov 2023 10:42:23 +0100 Message-ID: <20231117094228.40013-16-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231117094228.40013-1-angelogioacchino.delregno@collabora.com> References: <20231117094228.40013-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on groat.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (groat.vger.email [0.0.0.0]); Fri, 17 Nov 2023 01:44:16 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1782803882460562647 X-GMAIL-MSGID: 1782803882460562647 Cleanup the svs_probe() function: use dev_err_probe() where possible, change some efuse read failure gotos and then remove now impossible IS_ERR_OR_NULL() checks (as they will never return true) for nvmem (efuse read) failures. Also remove some unnecessary blank lines. Signed-off-by: AngeloGioacchino Del Regno --- drivers/soc/mediatek/mtk-svs.c | 32 +++++++++++--------------------- 1 file changed, 11 insertions(+), 21 deletions(-) diff --git a/drivers/soc/mediatek/mtk-svs.c b/drivers/soc/mediatek/mtk-svs.c index ac36c2efcafa..ae0cc22a2941 100644 --- a/drivers/soc/mediatek/mtk-svs.c +++ b/drivers/soc/mediatek/mtk-svs.c @@ -2775,14 +2775,13 @@ static int svs_probe(struct platform_device *pdev) } if (!svsp_data->efuse_parsing(svsp, svsp_data)) { - dev_err(svsp->dev, "efuse data parsing failed\n"); - ret = -EPERM; + ret = dev_err_probe(svsp->dev, -EINVAL, "efuse data parsing failed\n"); goto svs_probe_free_tefuse; } ret = svs_bank_resource_setup(svsp); if (ret) { - dev_err(svsp->dev, "svs bank resource setup fail: %d\n", ret); + dev_err_probe(svsp->dev, ret, "svs bank resource setup fail\n"); goto svs_probe_free_tefuse; } @@ -2794,43 +2793,40 @@ static int svs_probe(struct platform_device *pdev) svsp->main_clk = devm_clk_get(svsp->dev, "main"); if (IS_ERR(svsp->main_clk)) { - dev_err(svsp->dev, "failed to get clock: %ld\n", - PTR_ERR(svsp->main_clk)); - ret = PTR_ERR(svsp->main_clk); + ret = dev_err_probe(svsp->dev, PTR_ERR(svsp->main_clk), + "failed to get clock\n"); goto svs_probe_free_tefuse; } ret = clk_prepare_enable(svsp->main_clk); if (ret) { - dev_err(svsp->dev, "cannot enable main clk: %d\n", ret); + dev_err_probe(svsp->dev, ret, "cannot enable main clk\n"); goto svs_probe_free_tefuse; } svsp->base = of_iomap(svsp->dev->of_node, 0); if (IS_ERR_OR_NULL(svsp->base)) { - dev_err(svsp->dev, "cannot find svs register base\n"); - ret = -EINVAL; + ret = dev_err_probe(svsp->dev, -EINVAL, "cannot find svs register base\n"); goto svs_probe_clk_disable; } ret = devm_request_threaded_irq(svsp->dev, svsp_irq, NULL, svs_isr, IRQF_ONESHOT, svsp_data->name, svsp); if (ret) { - dev_err(svsp->dev, "register irq(%d) failed: %d\n", - svsp_irq, ret); + dev_err_probe(svsp->dev, ret, "register irq(%d) failed\n", svsp_irq); goto svs_probe_iounmap; } ret = svs_start(svsp); if (ret) { - dev_err(svsp->dev, "svs start fail: %d\n", ret); + dev_err_probe(svsp->dev, ret, "svs start fail\n"); goto svs_probe_iounmap; } #ifdef CONFIG_DEBUG_FS ret = svs_create_debug_cmds(svsp); if (ret) { - dev_err(svsp->dev, "svs create debug cmds fail: %d\n", ret); + dev_err_probe(svsp->dev, ret, "svs create debug cmds fail\n"); goto svs_probe_iounmap; } #endif @@ -2839,18 +2835,12 @@ static int svs_probe(struct platform_device *pdev) svs_probe_iounmap: iounmap(svsp->base); - svs_probe_clk_disable: clk_disable_unprepare(svsp->main_clk); - svs_probe_free_tefuse: - if (!IS_ERR_OR_NULL(svsp->tefuse)) - kfree(svsp->tefuse); - + kfree(svsp->tefuse); svs_probe_free_efuse: - if (!IS_ERR_OR_NULL(svsp->efuse)) - kfree(svsp->efuse); - + kfree(svsp->efuse); return ret; }