From nobody Fri Sep 20 16:42:21 2024 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0706AC7EE23 for ; Thu, 8 Jun 2023 10:12:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235796AbjFHKMY (ORCPT ); Thu, 8 Jun 2023 06:12:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35800 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235661AbjFHKMS (ORCPT ); Thu, 8 Jun 2023 06:12:18 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BBE512700 for ; Thu, 8 Jun 2023 03:12:15 -0700 (PDT) Received: from IcarusMOD.eternityproject.eu (unknown [IPv6:2001:b07:2ed:14ed:a962:cd4d:a84:1eab]) (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 CF2BD6606F15; Thu, 8 Jun 2023 11:12:13 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1686219134; bh=isK4CGNELBlWRVqlqiMyoiqJNOrso00n3+sFHCSv6Fs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=EWE1G3exT9dMqXh46ixdS/QSrqY3n5H1InzjQQgpc5YUD+M8hWBUqsI18WHn0jydQ CP4SiWKfUi/CgDEkVzR4KK5pCBUihcRW3X/XTzr2d8twlEsOcpaNOxcKwMWFKj1or6 L/qQ3sGl5UBesg6PJeKq4XjrGB2peba0eX9WQ67NeCcRVs24lkt7vaIlWiPm2gLmz+ +Hy5gFOV8VPApBbCqAGIy1zWYjes8KEcFGN7mL9BJvb9QcY/kJiemGE9fSpdfKi0P7 ogCIHMzDPr67jcIJioIlA4OKbc9OLMMoeNevRx3KINCADt6Ul6AsMJykwGsg+2GklN ZX52SnAn2o5rw== 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 Subject: [PATCH 1/3] drm/mediatek: Use devm_platform_get_and_ioremap_resource() Date: Thu, 8 Jun 2023 12:12:07 +0200 Message-Id: <20230608101209.126499-2-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230608101209.126499-1-angelogioacchino.delregno@collabora.com> References: <20230608101209.126499-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Instead of open coding calls to platform_get_resource() followed by devm_ioremap_resource(), perform a single call to the helper devm_platform_get_and_ioremap_resource(). This commit brings no functional changes. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Alexandre Mergnat --- drivers/gpu/drm/mediatek/mtk_cec.c | 3 +-- drivers/gpu/drm/mediatek/mtk_disp_aal.c | 3 +-- drivers/gpu/drm/mediatek/mtk_disp_ccorr.c | 3 +-- drivers/gpu/drm/mediatek/mtk_disp_color.c | 3 +-- drivers/gpu/drm/mediatek/mtk_disp_gamma.c | 3 +-- drivers/gpu/drm/mediatek/mtk_disp_merge.c | 3 +-- drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 3 +-- drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 3 +-- drivers/gpu/drm/mediatek/mtk_dsi.c | 3 +-- drivers/gpu/drm/mediatek/mtk_hdmi.c | 3 +-- drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c | 3 +-- drivers/gpu/drm/mediatek/mtk_mdp_rdma.c | 3 +-- 12 files changed, 12 insertions(+), 24 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_cec.c b/drivers/gpu/drm/mediatek/= mtk_cec.c index b640bc0559e7..5136aada9023 100644 --- a/drivers/gpu/drm/mediatek/mtk_cec.c +++ b/drivers/gpu/drm/mediatek/mtk_cec.c @@ -195,8 +195,7 @@ static int mtk_cec_probe(struct platform_device *pdev) platform_set_drvdata(pdev, cec); spin_lock_init(&cec->lock); =20 - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - cec->regs =3D devm_ioremap_resource(dev, res); + cec->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(cec->regs)) { ret =3D PTR_ERR(cec->regs); dev_err(dev, "Failed to ioremap cec: %d\n", ret); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_aal.c b/drivers/gpu/drm/medi= atek/mtk_disp_aal.c index 8ddf7a97e583..68485c09ad8f 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_aal.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_aal.c @@ -117,8 +117,7 @@ static int mtk_disp_aal_probe(struct platform_device *p= dev) return PTR_ERR(priv->clk); } =20 - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->regs =3D devm_ioremap_resource(dev, res); + priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(priv->regs)) { dev_err(dev, "failed to ioremap aal\n"); return PTR_ERR(priv->regs); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c b/drivers/gpu/drm/me= diatek/mtk_disp_ccorr.c index 1773379b2439..ae243e7db9b2 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c @@ -172,8 +172,7 @@ static int mtk_disp_ccorr_probe(struct platform_device = *pdev) return PTR_ERR(priv->clk); } =20 - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->regs =3D devm_ioremap_resource(dev, res); + priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(priv->regs)) { dev_err(dev, "failed to ioremap ccorr\n"); return PTR_ERR(priv->regs); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_color.c b/drivers/gpu/drm/me= diatek/mtk_disp_color.c index cac9206079e7..4ec37e20ade9 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_color.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_color.c @@ -110,8 +110,7 @@ static int mtk_disp_color_probe(struct platform_device = *pdev) return PTR_ERR(priv->clk); } =20 - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->regs =3D devm_ioremap_resource(dev, res); + priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(priv->regs)) { dev_err(dev, "failed to ioremap color\n"); return PTR_ERR(priv->regs); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c b/drivers/gpu/drm/me= diatek/mtk_disp_gamma.c index bd530e603264..cf9262aa4f89 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c @@ -276,8 +276,7 @@ static int mtk_disp_gamma_probe(struct platform_device = *pdev) return PTR_ERR(priv->clk); } =20 - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->regs =3D devm_ioremap_resource(dev, res); + priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(priv->regs)) { dev_err(dev, "failed to ioremap gamma\n"); return PTR_ERR(priv->regs); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_merge.c b/drivers/gpu/drm/me= diatek/mtk_disp_merge.c index 6428b6203ffe..f1dfa6dfd967 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_merge.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_merge.c @@ -250,8 +250,7 @@ static int mtk_disp_merge_probe(struct platform_device = *pdev) if (!priv) return -ENOMEM; =20 - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->regs =3D devm_ioremap_resource(dev, res); + priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(priv->regs)) { dev_err(dev, "failed to ioremap merge\n"); return PTR_ERR(priv->regs); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/medi= atek/mtk_disp_ovl.c index 8f52cc1f3fba..a0b0a1eb91c9 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c @@ -529,8 +529,7 @@ static int mtk_disp_ovl_probe(struct platform_device *p= dev) return PTR_ERR(priv->clk); } =20 - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->regs =3D devm_ioremap_resource(dev, res); + priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(priv->regs)) { dev_err(dev, "failed to ioremap ovl\n"); return PTR_ERR(priv->regs); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/med= iatek/mtk_disp_rdma.c index d4df17ad600a..7106c05127b1 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c @@ -332,8 +332,7 @@ static int mtk_disp_rdma_probe(struct platform_device *= pdev) return PTR_ERR(priv->clk); } =20 - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->regs =3D devm_ioremap_resource(dev, res); + priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(priv->regs)) { dev_err(dev, "failed to ioremap rdma\n"); return PTR_ERR(priv->regs); diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/= mtk_dsi.c index 19e2b042c9d5..fb6f45165e95 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -1113,8 +1113,7 @@ static int mtk_dsi_probe(struct platform_device *pdev) goto err_unregister_host; } =20 - regs =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - dsi->regs =3D devm_ioremap_resource(dev, regs); + dsi->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, ®s); if (IS_ERR(dsi->regs)) { ret =3D PTR_ERR(dsi->regs); dev_err(dev, "Failed to ioremap memory: %d\n", ret); diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek= /mtk_hdmi.c index 0a8e0a13f516..0c784db9978b 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c @@ -1474,8 +1474,7 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *h= dmi, } hdmi->sys_regmap =3D regmap; =20 - mem =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - hdmi->regs =3D devm_ioremap_resource(dev, mem); + hdmi->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &mem); if (IS_ERR(hdmi->regs)) { ret =3D PTR_ERR(hdmi->regs); goto put_device; diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c b/drivers/gpu/drm/medi= atek/mtk_hdmi_ddc.c index 4d39ea0a05ca..dfd1f07b39f0 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c @@ -284,8 +284,7 @@ static int mtk_hdmi_ddc_probe(struct platform_device *p= dev) return PTR_ERR(ddc->clk); } =20 - mem =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - ddc->regs =3D devm_ioremap_resource(&pdev->dev, mem); + ddc->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &mem); if (IS_ERR(ddc->regs)) return PTR_ERR(ddc->regs); =20 diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c b/drivers/gpu/drm/medi= atek/mtk_mdp_rdma.c index e06db6e56b5f..4eac4cbc0764 100644 --- a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c @@ -285,8 +285,7 @@ static int mtk_mdp_rdma_probe(struct platform_device *p= dev) if (!priv) return -ENOMEM; =20 - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->regs =3D devm_ioremap_resource(dev, res); + priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(priv->regs)) { dev_err(dev, "failed to ioremap rdma\n"); return PTR_ERR(priv->regs); --=20 2.40.1 From nobody Fri Sep 20 16:42:21 2024 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D2378C7EE25 for ; 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a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1686219135; bh=hfkPe8EHWYLLULwDG2dGD1W50zVPVESCwNbNmJR4tFk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QVev5YC6kJG4UkbaKYgK8IdQArsU4agGq0mjg2dMV5r392arS5Q1w6QBcyoxhAOuw GsITRuBfPEFOOxkrgkQxV96Aa1IROQrNvqLlNOjcSNkqHG8lZAskHTrj4ACgo0xkue TUJDSQSlTE4LXLvViTuo5GLpzyBxow3xc3w1xccSnbaD7mIk718Q9vPtlg2jwgJu0U rY+eE5d1MlbkXHdk1OG5HPW9RdNlub8/cwkJX9TGMz6Ws62WoDPhIK9FAqp8VJqdFh jy/2qmuU9FVIKl3XpGKgCDkjO2h5nv1cQUng5w0EB1eUPy77z50bOxLdBQQwChL2ML g76QzPhAI6/oA== 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 Subject: [PATCH 2/3] drm/mediatek: Use dev_err_probe() in probe functions Date: Thu, 8 Jun 2023 12:12:08 +0200 Message-Id: <20230608101209.126499-3-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230608101209.126499-1-angelogioacchino.delregno@collabora.com> References: <20230608101209.126499-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" 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 5136aada9023..f12ee86c2b74 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); =20 cec->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); - if (IS_ERR(cec->regs)) { - ret =3D 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"); =20 cec->clk =3D devm_clk_get(dev, NULL); - if (IS_ERR(cec->clk)) { - ret =3D 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"= ); =20 cec->irq =3D 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"); =20 ret =3D 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"); =20 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/medi= atek/mtk_disp_aal.c index 68485c09ad8f..17a4d4a3b040 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_aal.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_aal.c @@ -112,16 +112,12 @@ static int mtk_disp_aal_probe(struct platform_device = *pdev) return -ENOMEM; =20 priv->clk =3D 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"); =20 priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); - 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"= ); =20 #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret =3D cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); @@ -134,9 +130,9 @@ static int mtk_disp_aal_probe(struct platform_device *p= dev) =20 ret =3D 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"); =20 - return ret; + return 0; } =20 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/me= diatek/mtk_disp_ccorr.c index ae243e7db9b2..3f4bf7319f17 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c @@ -167,16 +167,12 @@ static int mtk_disp_ccorr_probe(struct platform_devic= e *pdev) return -ENOMEM; =20 priv->clk =3D 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= "); =20 priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); - 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"); =20 #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret =3D cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); @@ -189,9 +185,9 @@ static int mtk_disp_ccorr_probe(struct platform_device = *pdev) =20 ret =3D 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"); =20 - return ret; + return 0; } =20 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/me= diatek/mtk_disp_color.c index 4ec37e20ade9..b188d3393f99 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_color.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_color.c @@ -105,16 +105,13 @@ static int mtk_disp_color_probe(struct platform_devic= e *pdev) return -ENOMEM; =20 priv->clk =3D 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= "); =20 priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); - 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 =3D cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); if (ret) @@ -126,9 +123,9 @@ static int mtk_disp_color_probe(struct platform_device = *pdev) =20 ret =3D 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"); =20 - return ret; + return 0; } =20 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/me= diatek/mtk_disp_gamma.c index cf9262aa4f89..1bf709bac0cf 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c @@ -271,16 +271,12 @@ static int mtk_disp_gamma_probe(struct platform_devic= e *pdev) return -ENOMEM; =20 priv->clk =3D 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= "); =20 priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); - 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"); =20 #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret =3D cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); @@ -293,9 +289,9 @@ static int mtk_disp_gamma_probe(struct platform_device = *pdev) =20 ret =3D 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"); =20 - return ret; + return 0; } =20 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/me= diatek/mtk_disp_merge.c index f1dfa6dfd967..60e0b4e70978 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_merge.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_merge.c @@ -251,22 +251,17 @@ static int mtk_disp_merge_probe(struct platform_devic= e *pdev) return -ENOMEM; =20 priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); - 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"); =20 priv->clk =3D 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"); =20 priv->async_clk =3D 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"); =20 if (priv->async_clk) { priv->reset_ctl =3D devm_reset_control_get_optional_exclusive(dev, NULL); @@ -288,10 +283,10 @@ static int mtk_disp_merge_probe(struct platform_devic= e *pdev) platform_set_drvdata(pdev, priv); =20 ret =3D component_add(dev, &mtk_disp_merge_component_ops); - if (ret !=3D 0) - dev_err(dev, "Failed to add component: %d\n", ret); + if (ret) + return dev_err_probe(dev, ret, "Failed to add component\n"); =20 - return ret; + return 0; } =20 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/medi= atek/mtk_disp_ovl.c index a0b0a1eb91c9..4c00e42ef0a8 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c @@ -524,16 +524,13 @@ static int mtk_disp_ovl_probe(struct platform_device = *pdev) return irq; =20 priv->clk =3D 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"); =20 priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); - 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 =3D cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); if (ret) @@ -545,20 +542,18 @@ static int mtk_disp_ovl_probe(struct platform_device = *pdev) =20 ret =3D 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); =20 pm_runtime_enable(dev); =20 ret =3D 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"); } =20 - return ret; + return 0; } =20 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); =20 ret =3D component_add(dev, &mtk_disp_ovl_adaptor_comp_ops); - if (ret !=3D 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"); } =20 - return ret; + return 0; } =20 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/med= iatek/mtk_disp_rdma.c index 7106c05127b1..307be35b59fc 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c @@ -327,16 +327,13 @@ static int mtk_disp_rdma_probe(struct platform_device= *pdev) return irq; =20 priv->clk =3D 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"= ); =20 priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); - 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 =3D cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); if (ret) @@ -347,10 +344,8 @@ static int mtk_disp_rdma_probe(struct platform_device = *pdev) ret =3D 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"); } =20 /* Disable and clear pending interrupts */ @@ -359,10 +354,8 @@ static int mtk_disp_rdma_probe(struct platform_device = *pdev) =20 ret =3D 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); =20 priv->data =3D of_device_get_match_data(dev); =20 @@ -373,10 +366,10 @@ static int mtk_disp_rdma_probe(struct platform_device= *pdev) ret =3D 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"); } =20 - return ret; + return 0; } =20 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 fb6f45165e95..fc8149e0ae3d 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -1081,10 +1081,8 @@ static int mtk_dsi_probe(struct platform_device *pde= v) dsi->host.ops =3D &mtk_dsi_ops; dsi->host.dev =3D dev; ret =3D 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"); =20 dsi->driver_data =3D of_device_get_match_data(dev); =20 @@ -1092,8 +1090,7 @@ static int mtk_dsi_probe(struct platform_device *pdev) if (IS_ERR(dsi->engine_clk)) { ret =3D PTR_ERR(dsi->engine_clk); =20 - if (ret !=3D -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; } =20 @@ -1101,29 +1098,28 @@ static int mtk_dsi_probe(struct platform_device *pd= ev) if (IS_ERR(dsi->digital_clk)) { ret =3D PTR_ERR(dsi->digital_clk); =20 - if (ret !=3D -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; } =20 dsi->hs_clk =3D devm_clk_get(dev, "hs"); if (IS_ERR(dsi->hs_clk)) { ret =3D 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; } =20 dsi->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, ®s); if (IS_ERR(dsi->regs)) { ret =3D 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; } =20 dsi->phy =3D devm_phy_get(dev, "dphy"); if (IS_ERR(dsi->phy)) { ret =3D 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; } =20 diff --git a/drivers/gpu/drm/mediatek/mtk_ethdr.c b/drivers/gpu/drm/mediate= k/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 *pd= ev) if (priv->irq) { ret =3D 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); } =20 priv->reset_ctl =3D 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 con= trol\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"); =20 platform_set_drvdata(pdev, priv); =20 ret =3D 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"); =20 - return ret; + return 0; } =20 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 0c784db9978b..7066c70d7eaf 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c @@ -1432,19 +1432,13 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi = *hdmi, int ret; =20 ret =3D mtk_hdmi_get_all_clk(hdmi, np); - if (ret) { - if (ret !=3D -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"); =20 /* The CEC module handles HDMI hotplug detection */ cec_np =3D 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"); =20 cec_pdev =3D 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/medi= atek/mtk_hdmi_ddc.c index dfd1f07b39f0..e4bfef13e0e5 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c @@ -279,20 +279,16 @@ static int mtk_hdmi_ddc_probe(struct platform_device = *pdev) return -ENOMEM; =20 ddc->clk =3D 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"); =20 ddc->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &mem); if (IS_ERR(ddc->regs)) return PTR_ERR(ddc->regs); =20 ret =3D 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"); =20 strscpy(ddc->adap.name, "mediatek-hdmi-ddc", sizeof(ddc->adap.name)); ddc->adap.owner =3D THIS_MODULE; diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c b/drivers/gpu/drm/medi= atek/mtk_mdp_rdma.c index 4eac4cbc0764..ed519b5a3273 100644 --- a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c @@ -286,16 +286,12 @@ static int mtk_mdp_rdma_probe(struct platform_device = *pdev) return -ENOMEM; =20 priv->regs =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); - 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= "); =20 priv->clk =3D 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"= ); =20 #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret =3D cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); @@ -307,11 +303,11 @@ static int mtk_mdp_rdma_probe(struct platform_device = *pdev) pm_runtime_enable(dev); =20 ret =3D component_add(dev, &mtk_mdp_rdma_component_ops); - if (ret !=3D 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; } =20 static int mtk_mdp_rdma_remove(struct platform_device *pdev) --=20 2.40.1 From nobody Fri Sep 20 16:42:21 2024 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A588DC83003 for ; 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a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1686219136; bh=GF4tnzCtxsr9pdT5eSOLmXcycHAMUaVktq69YdpqlWg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=E29PLG/Tj1opqJNtGeFTedq78BigBGJIcADohPpl9ZRpudFoszPwXsWSDTV5lM0Kv j+QQFw5bR7W44IW9Y7cPpEc0XSDJJbbKeFInwunr4XtKULug914RAv4RtxLXcPhk2k K1ES4eZ0h0Kayu3bsvMtfYXRQgt32Y7ZIUKBgWh13JHDbj7IdXISbRiv9tvm3YC6Dk cxS2Sq56DztBFW2+7ZS0/pOc+M7Pz2y6zeuhBl4XB8RqSMiJI21IodfPoIgfRCex/N r4oRj7T1yA3B28K1LlYka+mCw5HsGFSplBNWZM5ONI+kmv/HrlHgbLHqkHbumg+dbs a4350tnuOQXDA== 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 Subject: [PATCH 3/3] drm/mediatek: Use devm variant for pm_runtime_enable() when possible Date: Thu, 8 Jun 2023 12:12:09 +0200 Message-Id: <20230608101209.126499-4-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230608101209.126499-1-angelogioacchino.delregno@collabora.com> References: <20230608101209.126499-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Simplify the error path of return functions and drop the call to pm_runtime_disable() in remove functions by switching to devm_pm_runtime_enable() where possible. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Alexandre Mergnat Reviewed-by: CK Hu --- drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c | 9 ++++----- drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 11 ++++------- drivers/gpu/drm/mediatek/mtk_mdp_rdma.c | 10 +++++----- 3 files changed, 13 insertions(+), 17 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c b/drivers/gpu/= drm/mediatek/mtk_disp_ovl_adaptor.c index 1993b688befa..14e8ad6c78c3 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c @@ -519,13 +519,13 @@ static int mtk_disp_ovl_adaptor_probe(struct platform= _device *pdev) =20 component_master_add_with_match(dev, &mtk_disp_ovl_adaptor_master_ops, ma= tch); =20 - pm_runtime_enable(dev); + ret =3D devm_pm_runtime_enable(dev); + if (ret) + return ret; =20 ret =3D component_add(dev, &mtk_disp_ovl_adaptor_comp_ops); - if (ret) { - pm_runtime_disable(dev); + if (ret) return dev_err_probe(dev, ret, "Failed to add component\n"); - } =20 return 0; } @@ -533,7 +533,6 @@ static int mtk_disp_ovl_adaptor_probe(struct platform_d= evice *pdev) static int mtk_disp_ovl_adaptor_remove(struct platform_device *pdev) { component_master_del(&pdev->dev, &mtk_disp_ovl_adaptor_master_ops); - pm_runtime_disable(&pdev->dev); return 0; } =20 diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/med= iatek/mtk_disp_rdma.c index 307be35b59fc..5e90b6d593f5 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c @@ -361,13 +361,13 @@ static int mtk_disp_rdma_probe(struct platform_device= *pdev) =20 platform_set_drvdata(pdev, priv); =20 - pm_runtime_enable(dev); + ret =3D devm_pm_runtime_enable(dev); + if (ret) + return ret; =20 ret =3D component_add(dev, &mtk_disp_rdma_component_ops); - if (ret) { - pm_runtime_disable(dev); + if (ret) return dev_err_probe(dev, ret, "Failed to add component\n"); - } =20 return 0; } @@ -375,9 +375,6 @@ static int mtk_disp_rdma_probe(struct platform_device *= pdev) static int mtk_disp_rdma_remove(struct platform_device *pdev) { component_del(&pdev->dev, &mtk_disp_rdma_component_ops); - - pm_runtime_disable(&pdev->dev); - return 0; } =20 diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c b/drivers/gpu/drm/medi= atek/mtk_mdp_rdma.c index ed519b5a3273..93ef05ec9720 100644 --- a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c @@ -300,20 +300,20 @@ static int mtk_mdp_rdma_probe(struct platform_device = *pdev) #endif platform_set_drvdata(pdev, priv); =20 - pm_runtime_enable(dev); + ret =3D devm_pm_runtime_enable(dev); + if (ret) + return ret; =20 ret =3D component_add(dev, &mtk_mdp_rdma_component_ops); - if (ret) { - pm_runtime_disable(dev); + if (ret) return dev_err_probe(dev, ret, "Failed to add component\n"); - } + return 0; } =20 static int mtk_mdp_rdma_remove(struct platform_device *pdev) { component_del(&pdev->dev, &mtk_mdp_rdma_component_ops); - pm_runtime_disable(&pdev->dev); return 0; } =20 --=20 2.40.1