From patchwork Wed Jul 5 09:42:32 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: 13301907 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 28D65EB64DD for ; Wed, 5 Jul 2023 09:42:57 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A706810E345; Wed, 5 Jul 2023 09:42:47 +0000 (UTC) Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0B2DE10E347 for ; Wed, 5 Jul 2023 09:42:44 +0000 (UTC) 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 8EA8C6606FAF; Wed, 5 Jul 2023 10:42:41 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1688550162; bh=ZA49h1P49IwOFaurPRFCaUbkBJXDbiP3QFwn/8w9YXY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mV4KH6Tik3DJS6rQUo6x4eQBUvBlEjRnSNfVO1frmedsbfOBDMoo2yxZK0XyKrfdt lYTtOyvhF3QKiYdLAHENTAEMBmU1tcWRJi+VWgda/IyKk1aDeRunniLePfLUpNz3op alYtJ0kzCTgh0xRek8LIexewmkpnf8dWwhrc+x3WSchMIKG/P1gZMl5UuTua+0YxvV YrezsM7OTDUARq6baWioqk9TM2w/tFLb2rM7bntHXP35Nkgh792soERTl2XlSYwlia IKFRxUKrYcuTe66eXCsogXK3DP+90qICQ7Y6RRA4GmNDo3W7eQbJEAzPYLyaa2jMZ/ ELOF2YTBuf7xQ== From: AngeloGioacchino Del Regno To: chunkuang.hu@kernel.org Subject: [PATCH v2 3/3] drm/mediatek: Use devm variant for pm_runtime_enable() when possible Date: Wed, 5 Jul 2023 11:42:32 +0200 Message-Id: <20230705094232.75904-4-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-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Mergnat , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, matthias.bgg@gmail.com, kernel@collabora.com, linux-arm-kernel@lists.infradead.org, angelogioacchino.delregno@collabora.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 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) component_master_add_with_match(dev, &mtk_disp_ovl_adaptor_master_ops, match); - pm_runtime_enable(dev); + ret = devm_pm_runtime_enable(dev); + if (ret) + return ret; ret = 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"); - } return 0; } @@ -533,7 +533,6 @@ static int mtk_disp_ovl_adaptor_probe(struct platform_device *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; } diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c index cfbc037a0f6d..0469076cf715 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c @@ -360,13 +360,13 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev) platform_set_drvdata(pdev, priv); - pm_runtime_enable(dev); + ret = devm_pm_runtime_enable(dev); + if (ret) + return ret; ret = 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"); - } return 0; } @@ -374,9 +374,6 @@ 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; } diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c index ae05d9660592..a5d811c37207 100644 --- a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c @@ -299,20 +299,20 @@ static int mtk_mdp_rdma_probe(struct platform_device *pdev) #endif platform_set_drvdata(pdev, priv); - pm_runtime_enable(dev); + ret = devm_pm_runtime_enable(dev); + if (ret) + return ret; ret = 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; } 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; }