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[2620:137:e000::1:20]) by mx.google.com with ESMTP id je4-20020a170903264400b001a99b9d767csi21379358plb.166.2023.07.05.03.14.30; Wed, 05 Jul 2023 03:14:43 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@collabora.com header.s=mail header.b=EgADnXK7; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=collabora.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231843AbjGEJmy (ORCPT + 99 others); Wed, 5 Jul 2023 05:42:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55302 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231749AbjGEJmp (ORCPT ); Wed, 5 Jul 2023 05:42:45 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BAE821710 for ; Wed, 5 Jul 2023 02:42:42 -0700 (PDT) Received: from IcarusMOD.eternityproject.eu (unknown [IPv6:2001:b07:2ed:14ed:c5f8:7372:f042:90a2]) (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 A11F06606FAD; Wed, 5 Jul 2023 10:42:40 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1688550161; bh=2CKJ19pHwidqUmOLzKhHpywJygNOPNiIaRUrct7Xigc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=EgADnXK70QQ1h8mCVxfZY6Vu6r7W8sgwWROlGWazx5WFfdEECmc0QBP12PuDIa7EL kItZC3ivYX+xf/hpVpHoBAnC5d6nhAg4TOfzIXAm/6EJN5XCv9+KxUhufvjjh+9akg GPg1LIpoEfP/7jqjHqZMTeZ3qMcuUnPTU1zWQbF/xmT512VY/e3XNn5OXohEAxpJ7s fsz+xQPWLF20i3EW4sZiIQIBaeUB54weasEnAN1N+ma+eblRYdqyVBSajlLKW14K25 47Yq744AiCcMQuJHnW9BKVWJhmNyYsi5I2m9rKKJFXXWZpel3bI6MEG09By/NgPYQs hklXMo+wnOzAA== From: AngeloGioacchino Del Regno To: chunkuang.hu@kernel.org Cc: p.zabel@pengutronix.de, airlied@gmail.com, daniel@ffwll.ch, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@collabora.com, Alexandre Mergnat , CK Hu Subject: [PATCH v2 2/3] drm/mediatek: Use dev_err_probe() in probe functions Date: Wed, 5 Jul 2023 11:42:31 +0200 Message-Id: <20230705094232.75904-3-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230705094232.75904-1-angelogioacchino.delregno@collabora.com> References: <20230705094232.75904-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1770575189488908131?= X-GMAIL-MSGID: =?utf-8?q?1770575189488908131?= Convert all instances of dev_err() -> return to dev_err_probe() and where it makes sense to, change instances of `return ret` at the end of probe functions to `return 0`, as errors are returned earlier. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Alexandre Mergnat Reviewed-by: CK Hu --- drivers/gpu/drm/mediatek/mtk_cec.c | 26 +++++------------ drivers/gpu/drm/mediatek/mtk_disp_aal.c | 16 ++++------ drivers/gpu/drm/mediatek/mtk_disp_ccorr.c | 16 ++++------ drivers/gpu/drm/mediatek/mtk_disp_color.c | 17 +++++------ drivers/gpu/drm/mediatek/mtk_disp_gamma.c | 16 ++++------ drivers/gpu/drm/mediatek/mtk_disp_merge.c | 25 +++++++--------- drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 23 ++++++--------- .../gpu/drm/mediatek/mtk_disp_ovl_adaptor.c | 6 ++-- drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 29 +++++++------------ drivers/gpu/drm/mediatek/mtk_dsi.c | 18 +++++------- drivers/gpu/drm/mediatek/mtk_ethdr.c | 18 +++++------- drivers/gpu/drm/mediatek/mtk_hdmi.c | 14 +++------ drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c | 12 +++----- drivers/gpu/drm/mediatek/mtk_mdp_rdma.c | 18 +++++------- 14 files changed, 96 insertions(+), 158 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_cec.c b/drivers/gpu/drm/mediatek/mtk_cec.c index c3b89a5c138a..56b3917801d7 100644 --- a/drivers/gpu/drm/mediatek/mtk_cec.c +++ b/drivers/gpu/drm/mediatek/mtk_cec.c @@ -196,18 +196,12 @@ static int mtk_cec_probe(struct platform_device *pdev) spin_lock_init(&cec->lock); cec->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(cec->regs)) { - ret = PTR_ERR(cec->regs); - dev_err(dev, "Failed to ioremap cec: %d\n", ret); - return ret; - } + if (IS_ERR(cec->regs)) + return dev_err_probe(dev, PTR_ERR(cec->regs), "Failed to ioremap cec\n"); cec->clk = devm_clk_get(dev, NULL); - if (IS_ERR(cec->clk)) { - ret = PTR_ERR(cec->clk); - dev_err(dev, "Failed to get cec clock: %d\n", ret); - return ret; - } + if (IS_ERR(cec->clk)) + return dev_err_probe(dev, PTR_ERR(cec->clk), "Failed to get cec clock\n"); cec->irq = platform_get_irq(pdev, 0); if (cec->irq < 0) @@ -217,16 +211,12 @@ static int mtk_cec_probe(struct platform_device *pdev) mtk_cec_htplg_isr_thread, IRQF_SHARED | IRQF_TRIGGER_LOW | IRQF_ONESHOT, "hdmi hpd", dev); - if (ret) { - dev_err(dev, "Failed to register cec irq: %d\n", ret); - return ret; - } + if (ret) + return dev_err_probe(dev, ret, "Failed to register cec irq\n"); ret = clk_prepare_enable(cec->clk); - if (ret) { - dev_err(dev, "Failed to enable cec clock: %d\n", ret); - return ret; - } + if (ret) + return dev_err_probe(dev, ret, "Failed to enable cec clock\n"); mtk_cec_htplg_irq_init(cec); mtk_cec_htplg_irq_enable(cec); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_aal.c b/drivers/gpu/drm/mediatek/mtk_disp_aal.c index bd1d67a5baff..c60aa244de67 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_aal.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_aal.c @@ -111,16 +111,12 @@ static int mtk_disp_aal_probe(struct platform_device *pdev) return -ENOMEM; priv->clk = devm_clk_get(dev, NULL); - if (IS_ERR(priv->clk)) { - dev_err(dev, "failed to get aal clk\n"); - return PTR_ERR(priv->clk); - } + if (IS_ERR(priv->clk)) + return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get aal clk\n"); priv->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(priv->regs)) { - dev_err(dev, "failed to ioremap aal\n"); - return PTR_ERR(priv->regs); - } + if (IS_ERR(priv->regs)) + return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap aal\n"); #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); @@ -133,9 +129,9 @@ static int mtk_disp_aal_probe(struct platform_device *pdev) ret = component_add(dev, &mtk_disp_aal_component_ops); if (ret) - dev_err(dev, "Failed to add component: %d\n", ret); + return dev_err_probe(dev, ret, "Failed to add component\n"); - return ret; + return 0; } static int mtk_disp_aal_remove(struct platform_device *pdev) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c index 5cee84cce0be..77bc8ae7c536 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c @@ -166,16 +166,12 @@ static int mtk_disp_ccorr_probe(struct platform_device *pdev) return -ENOMEM; priv->clk = devm_clk_get(dev, NULL); - if (IS_ERR(priv->clk)) { - dev_err(dev, "failed to get ccorr clk\n"); - return PTR_ERR(priv->clk); - } + if (IS_ERR(priv->clk)) + return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get ccorr clk\n"); priv->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(priv->regs)) { - dev_err(dev, "failed to ioremap ccorr\n"); - return PTR_ERR(priv->regs); - } + if (IS_ERR(priv->regs)) + return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap ccorr\n"); #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); @@ -188,9 +184,9 @@ static int mtk_disp_ccorr_probe(struct platform_device *pdev) ret = component_add(dev, &mtk_disp_ccorr_component_ops); if (ret) - dev_err(dev, "Failed to add component: %d\n", ret); + return dev_err_probe(dev, ret, "Failed to add component\n"); - return ret; + return 0; } static int mtk_disp_ccorr_remove(struct platform_device *pdev) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_color.c b/drivers/gpu/drm/mediatek/mtk_disp_color.c index e3816730ab51..0f5dcefc2742 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_color.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_color.c @@ -104,16 +104,13 @@ static int mtk_disp_color_probe(struct platform_device *pdev) return -ENOMEM; priv->clk = devm_clk_get(dev, NULL); - if (IS_ERR(priv->clk)) { - dev_err(dev, "failed to get color clk\n"); - return PTR_ERR(priv->clk); - } + if (IS_ERR(priv->clk)) + return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get color clk\n"); priv->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(priv->regs)) { - dev_err(dev, "failed to ioremap color\n"); - return PTR_ERR(priv->regs); - } + if (IS_ERR(priv->regs)) + return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap color\n"); + #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); if (ret) @@ -125,9 +122,9 @@ static int mtk_disp_color_probe(struct platform_device *pdev) ret = component_add(dev, &mtk_disp_color_component_ops); if (ret) - dev_err(dev, "Failed to add component: %d\n", ret); + return dev_err_probe(dev, ret, "Failed to add component\n"); - return ret; + return 0; } static int mtk_disp_color_remove(struct platform_device *pdev) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c index 6ab67e6392c7..b09b203c613c 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c @@ -270,16 +270,12 @@ static int mtk_disp_gamma_probe(struct platform_device *pdev) return -ENOMEM; priv->clk = devm_clk_get(dev, NULL); - if (IS_ERR(priv->clk)) { - dev_err(dev, "failed to get gamma clk\n"); - return PTR_ERR(priv->clk); - } + if (IS_ERR(priv->clk)) + return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get gamma clk\n"); priv->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(priv->regs)) { - dev_err(dev, "failed to ioremap gamma\n"); - return PTR_ERR(priv->regs); - } + if (IS_ERR(priv->regs)) + return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap gamma\n"); #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); @@ -292,9 +288,9 @@ static int mtk_disp_gamma_probe(struct platform_device *pdev) ret = component_add(dev, &mtk_disp_gamma_component_ops); if (ret) - dev_err(dev, "Failed to add component: %d\n", ret); + return dev_err_probe(dev, ret, "Failed to add component\n"); - return ret; + return 0; } static int mtk_disp_gamma_remove(struct platform_device *pdev) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_merge.c b/drivers/gpu/drm/mediatek/mtk_disp_merge.c index ec4673448ad2..7f825bb07749 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_merge.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_merge.c @@ -250,22 +250,17 @@ static int mtk_disp_merge_probe(struct platform_device *pdev) return -ENOMEM; priv->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(priv->regs)) { - dev_err(dev, "failed to ioremap merge\n"); - return PTR_ERR(priv->regs); - } + if (IS_ERR(priv->regs)) + return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap merge\n"); priv->clk = devm_clk_get(dev, NULL); - if (IS_ERR(priv->clk)) { - dev_err(dev, "failed to get merge clk\n"); - return PTR_ERR(priv->clk); - } + if (IS_ERR(priv->clk)) + return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get merge clock\n"); priv->async_clk = devm_clk_get_optional(dev, "merge_async"); - if (IS_ERR(priv->async_clk)) { - dev_err(dev, "failed to get merge async clock\n"); - return PTR_ERR(priv->async_clk); - } + if (IS_ERR(priv->async_clk)) + return dev_err_probe(dev, PTR_ERR(priv->async_clk), + "failed to get merge_async clock\n"); if (priv->async_clk) { priv->reset_ctl = devm_reset_control_get_optional_exclusive(dev, NULL); @@ -287,10 +282,10 @@ static int mtk_disp_merge_probe(struct platform_device *pdev) platform_set_drvdata(pdev, priv); ret = component_add(dev, &mtk_disp_merge_component_ops); - if (ret != 0) - dev_err(dev, "Failed to add component: %d\n", ret); + if (ret) + return dev_err_probe(dev, ret, "Failed to add component\n"); - return ret; + return 0; } static int mtk_disp_merge_remove(struct platform_device *pdev) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c index b61ddfcd880c..1310b4b9d08c 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c @@ -523,16 +523,13 @@ static int mtk_disp_ovl_probe(struct platform_device *pdev) return irq; priv->clk = devm_clk_get(dev, NULL); - if (IS_ERR(priv->clk)) { - dev_err(dev, "failed to get ovl clk\n"); - return PTR_ERR(priv->clk); - } + if (IS_ERR(priv->clk)) + return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get ovl clk\n"); priv->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(priv->regs)) { - dev_err(dev, "failed to ioremap ovl\n"); - return PTR_ERR(priv->regs); - } + if (IS_ERR(priv->regs)) + return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap ovl\n"); + #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); if (ret) @@ -544,20 +541,18 @@ static int mtk_disp_ovl_probe(struct platform_device *pdev) ret = devm_request_irq(dev, irq, mtk_disp_ovl_irq_handler, IRQF_TRIGGER_NONE, dev_name(dev), priv); - if (ret < 0) { - dev_err(dev, "Failed to request irq %d: %d\n", irq, ret); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "Failed to request irq %d\n", irq); pm_runtime_enable(dev); ret = component_add(dev, &mtk_disp_ovl_component_ops); if (ret) { pm_runtime_disable(dev); - dev_err(dev, "Failed to add component: %d\n", ret); + return dev_err_probe(dev, ret, "Failed to add component\n"); } - return ret; + return 0; } static int mtk_disp_ovl_remove(struct platform_device *pdev) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c index c0a38f5217ee..1993b688befa 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c @@ -522,12 +522,12 @@ static int mtk_disp_ovl_adaptor_probe(struct platform_device *pdev) pm_runtime_enable(dev); ret = component_add(dev, &mtk_disp_ovl_adaptor_comp_ops); - if (ret != 0) { + if (ret) { pm_runtime_disable(dev); - dev_err(dev, "Failed to add component: %d\n", ret); + return dev_err_probe(dev, ret, "Failed to add component\n"); } - return ret; + return 0; } static int mtk_disp_ovl_adaptor_remove(struct platform_device *pdev) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c index dc8194734512..cfbc037a0f6d 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c @@ -326,16 +326,13 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev) return irq; priv->clk = devm_clk_get(dev, NULL); - if (IS_ERR(priv->clk)) { - dev_err(dev, "failed to get rdma clk\n"); - return PTR_ERR(priv->clk); - } + if (IS_ERR(priv->clk)) + return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get rdma clk\n"); priv->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(priv->regs)) { - dev_err(dev, "failed to ioremap rdma\n"); - return PTR_ERR(priv->regs); - } + if (IS_ERR(priv->regs)) + return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap rdma\n"); + #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); if (ret) @@ -346,10 +343,8 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev) ret = of_property_read_u32(dev->of_node, "mediatek,rdma-fifo-size", &priv->fifo_size); - if (ret) { - dev_err(dev, "Failed to get rdma fifo size\n"); - return ret; - } + if (ret) + return dev_err_probe(dev, ret, "Failed to get rdma fifo size\n"); } /* Disable and clear pending interrupts */ @@ -358,10 +353,8 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev) ret = devm_request_irq(dev, irq, mtk_disp_rdma_irq_handler, IRQF_TRIGGER_NONE, dev_name(dev), priv); - if (ret < 0) { - dev_err(dev, "Failed to request irq %d: %d\n", irq, ret); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "Failed to request irq %d\n", irq); priv->data = of_device_get_match_data(dev); @@ -372,10 +365,10 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev) ret = component_add(dev, &mtk_disp_rdma_component_ops); if (ret) { pm_runtime_disable(dev); - dev_err(dev, "Failed to add component: %d\n", ret); + return dev_err_probe(dev, ret, "Failed to add component\n"); } - return ret; + return 0; } static int mtk_disp_rdma_remove(struct platform_device *pdev) diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index 50a816a092bd..33b2477858f8 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -1080,10 +1080,8 @@ static int mtk_dsi_probe(struct platform_device *pdev) dsi->host.ops = &mtk_dsi_ops; dsi->host.dev = dev; ret = mipi_dsi_host_register(&dsi->host); - if (ret < 0) { - dev_err(dev, "failed to register DSI host: %d\n", ret); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "failed to register DSI host\n"); dsi->driver_data = of_device_get_match_data(dev); @@ -1091,8 +1089,7 @@ static int mtk_dsi_probe(struct platform_device *pdev) if (IS_ERR(dsi->engine_clk)) { ret = PTR_ERR(dsi->engine_clk); - if (ret != -EPROBE_DEFER) - dev_err(dev, "Failed to get engine clock: %d\n", ret); + dev_err_probe(dev, ret, "Failed to get engine clock\n"); goto err_unregister_host; } @@ -1100,29 +1097,28 @@ static int mtk_dsi_probe(struct platform_device *pdev) if (IS_ERR(dsi->digital_clk)) { ret = PTR_ERR(dsi->digital_clk); - if (ret != -EPROBE_DEFER) - dev_err(dev, "Failed to get digital clock: %d\n", ret); + dev_err_probe(dev, ret, "Failed to get digital clock\n"); goto err_unregister_host; } dsi->hs_clk = devm_clk_get(dev, "hs"); if (IS_ERR(dsi->hs_clk)) { ret = PTR_ERR(dsi->hs_clk); - dev_err(dev, "Failed to get hs clock: %d\n", ret); + dev_err_probe(dev, ret, "Failed to get hs clock\n"); goto err_unregister_host; } dsi->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(dsi->regs)) { ret = PTR_ERR(dsi->regs); - dev_err(dev, "Failed to ioremap memory: %d\n", ret); + dev_err_probe(dev, ret, "Failed to ioremap memory\n"); goto err_unregister_host; } dsi->phy = devm_phy_get(dev, "dphy"); if (IS_ERR(dsi->phy)) { ret = PTR_ERR(dsi->phy); - dev_err(dev, "Failed to get MIPI-DPHY: %d\n", ret); + dev_err_probe(dev, ret, "Failed to get MIPI-DPHY\n"); goto err_unregister_host; } diff --git a/drivers/gpu/drm/mediatek/mtk_ethdr.c b/drivers/gpu/drm/mediatek/mtk_ethdr.c index 73dc4da3ba3b..4a5bd5bb9d6e 100644 --- a/drivers/gpu/drm/mediatek/mtk_ethdr.c +++ b/drivers/gpu/drm/mediatek/mtk_ethdr.c @@ -325,25 +325,23 @@ static int mtk_ethdr_probe(struct platform_device *pdev) if (priv->irq) { ret = devm_request_irq(dev, priv->irq, mtk_ethdr_irq_handler, IRQF_TRIGGER_NONE, dev_name(dev), priv); - if (ret < 0) { - dev_err(dev, "Failed to request irq %d: %d\n", priv->irq, ret); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "Failed to request irq %d\n", + priv->irq); } priv->reset_ctl = devm_reset_control_array_get_optional_exclusive(dev); - if (IS_ERR(priv->reset_ctl)) { - dev_err_probe(dev, PTR_ERR(priv->reset_ctl), "cannot get ethdr reset control\n"); - return PTR_ERR(priv->reset_ctl); - } + if (IS_ERR(priv->reset_ctl)) + return dev_err_probe(dev, PTR_ERR(priv->reset_ctl), + "cannot get ethdr reset control\n"); platform_set_drvdata(pdev, priv); ret = component_add(dev, &mtk_ethdr_component_ops); if (ret) - dev_notice(dev, "Failed to add component: %d\n", ret); + return dev_err_probe(dev, ret, "Failed to add component\n"); - return ret; + return 0; } static int mtk_ethdr_remove(struct platform_device *pdev) diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c index 77f55d2b5dd1..960e44fd80c8 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c @@ -1431,19 +1431,13 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, int ret; ret = mtk_hdmi_get_all_clk(hdmi, np); - if (ret) { - if (ret != -EPROBE_DEFER) - dev_err(dev, "Failed to get clocks: %d\n", ret); - - return ret; - } + if (ret) + return dev_err_probe(dev, ret, "Failed to get clocks\n"); /* The CEC module handles HDMI hotplug detection */ cec_np = of_get_compatible_child(np->parent, "mediatek,mt8173-cec"); - if (!cec_np) { - dev_err(dev, "Failed to find CEC node\n"); - return -EINVAL; - } + if (!cec_np) + return dev_err_probe(dev, -EINVAL, "Failed to find CEC node\n"); cec_pdev = of_find_device_by_node(cec_np); if (!cec_pdev) { diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c index e24154255960..288f41bf33a7 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c @@ -278,20 +278,16 @@ static int mtk_hdmi_ddc_probe(struct platform_device *pdev) return -ENOMEM; ddc->clk = devm_clk_get(dev, "ddc-i2c"); - if (IS_ERR(ddc->clk)) { - dev_err(dev, "get ddc_clk failed: %p ,\n", ddc->clk); - return PTR_ERR(ddc->clk); - } + if (IS_ERR(ddc->clk)) + return dev_err_probe(dev, PTR_ERR(ddc->clk), "get ddc_clk failed\n"); ddc->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(ddc->regs)) return PTR_ERR(ddc->regs); ret = clk_prepare_enable(ddc->clk); - if (ret) { - dev_err(dev, "enable ddc clk failed!\n"); - return ret; - } + if (ret) + return dev_err_probe(dev, ret, "enable ddc clk failed!\n"); strscpy(ddc->adap.name, "mediatek-hdmi-ddc", sizeof(ddc->adap.name)); ddc->adap.owner = THIS_MODULE; diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c index 0ededf7194b2..ae05d9660592 100644 --- a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c @@ -285,16 +285,12 @@ static int mtk_mdp_rdma_probe(struct platform_device *pdev) return -ENOMEM; priv->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(priv->regs)) { - dev_err(dev, "failed to ioremap rdma\n"); - return PTR_ERR(priv->regs); - } + if (IS_ERR(priv->regs)) + return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap rdma\n"); priv->clk = devm_clk_get(dev, NULL); - if (IS_ERR(priv->clk)) { - dev_err(dev, "failed to get rdma clk\n"); - return PTR_ERR(priv->clk); - } + if (IS_ERR(priv->clk)) + return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get rdma clk\n"); #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); @@ -306,11 +302,11 @@ static int mtk_mdp_rdma_probe(struct platform_device *pdev) pm_runtime_enable(dev); ret = component_add(dev, &mtk_mdp_rdma_component_ops); - if (ret != 0) { + if (ret) { pm_runtime_disable(dev); - dev_err(dev, "Failed to add component: %d\n", ret); + return dev_err_probe(dev, ret, "Failed to add component\n"); } - return ret; + return 0; } static int mtk_mdp_rdma_remove(struct platform_device *pdev)