From patchwork Tue Nov 21 11:56:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 13462929 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 4E8DAC54FB9 for ; Tue, 21 Nov 2023 11:57:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=a5feH2/jkDCbwJZEcvQP2UexdyAXhgSRCA68qIaap+0=; b=eJVH/ul5hNHMHtudeQewOFo/4j f9ZalF0jrNyUFa4ipBxj0K8dSZNqLtSTZUSKpLERZZLKND0Kg+j6tqAW8yu9rJ2c+I+Zd1bM2IE4a KMw+CbMK7DwhEkn7n1Ar6+xLFXD2oSEC5WP2VwgZaGfrFk6aU4fGCHddQq0Tv7ACqSUK8Dvx2hwvB atek8zy9/+7qDU0WxArkm7AJxy9YAmA2xUi0pMGflzNHATgip6YlPCKkdb8lnwGQL5ethZfJKgw/s Xp2lE2XngMC7GG2IkuY4uhCYgz/wKb1AoQpX3u8B2BKDBvJjPNcrS1BFUlTK6DY1uB8jfjT5feUBt LUWggRYg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r5PNc-00Gdiz-0Y; Tue, 21 Nov 2023 11:57:24 +0000 Received: from madras.collabora.co.uk ([46.235.227.172]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r5PN2-00Gd9O-1f; Tue, 21 Nov 2023 11:56:54 +0000 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 7AA076607323; Tue, 21 Nov 2023 11:56:46 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1700567807; bh=mvDbP9LsG0x+WjQA4KRWvixfVCE355+sCyiuJX+FpKc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NQzzsLAPLWVCrdYb1WdDBdgCttHjg+D0GSUKO8RjcPy/S1k2NgVgf3dkE+E0FXCdV W7rrIfGI8UW1pl/ucspvIOj8CKAZX1Em5cBzG54xGK+yDXik/0Ej6GAyFbVzX+MEXw /N533xEVo4QceCSm+oyT2e1aL8RdKexn5Mx4Y6V9L5igobnE3IJqHjkpGGZIFhSgDe EnEGPDuOMKWivrUJi+OfHz56fSte8UE+K7sJpVvHztWxKUff84obzi2lwfggeuy/JU 2Iv13hIZftMUP85+47DDkz60ar/mP5ZhAuSk64Ci6MH4NuVW32zzvGlREIl+N5+Lb9 fytD6j3AUfIsw== 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 v2 15/20] soc: mediatek: mtk-svs: Cleanup of svs_probe() function Date: Tue, 21 Nov 2023 12:56:19 +0100 Message-ID: <20231121115624.56855-16-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231121115624.56855-1-angelogioacchino.delregno@collabora.com> References: <20231121115624.56855-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231121_035648_699483_2CC3A8CB X-CRM114-Status: GOOD ( 10.03 ) 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 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; }