From patchwork Fri Mar 10 14:47:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Rob Herring (Arm)" X-Patchwork-Id: 13169464 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 4E471C64EC4 for ; Fri, 10 Mar 2023 16:02:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=e7zT96Mi5Q/fb7AHZvUpdoaIAlOIckOhRiAK4lCwCGg=; b=XuHWUenhYto093 yPkfmsxE3XfFpxHAnVs4j38CeqJAotSrCAeJmffP6BomIHAzHX1V0uUx+hdFNW43LAX+Eo6ylHUQ0 oo+TZZWtoXvlEAwAGIRmFwxunDcjJ3MIRD+0esNHBSCeTRSE7INycVhPtCTnw1Fw8AEiDqLFOroDy 2w9UvFfXqkZG7CC74KSA/kVKMmLAsYDbK72VwPRlsKLWKTC1icEMU5I7HhfwxgLtubaQPj90whPjz xia7BhleHxIBBRDour+bFPlyTw7el6dlNYbcZ0kGe6UASnPLS5WmO4GmBMW6V6r3hJ+L76fjDTxLt 1NGhtjgfP4nSCzjq+GbQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pafBg-00FAC6-54; Fri, 10 Mar 2023 16:01:44 +0000 Received: from mail-oi1-f173.google.com ([209.85.167.173]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pae1v-00Emfm-Jc; Fri, 10 Mar 2023 14:47:37 +0000 Received: by mail-oi1-f173.google.com with SMTP id t22so4365685oiw.12; Fri, 10 Mar 2023 06:47:35 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678459654; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=EIz7uldrpE/4a3Yn78TCMTOPk2yNsXBeiewFP++iTtI=; b=O/O3pcl2diCyb2Zvd3jpSYqmR+3pmoW1WC7VyxU4MY2G5dpecfsIFrbOixWgZeVsw+ pFzmFcU69fVw6V1ZaLFH7NZNnHSC7mkxKTrLW6c/2Pkv2buZ+9cPAafp6rHlWpt4VV2g l3TO01ZRO5PDHvcqSCEVZEZ3I5oxfyN/SnCGJO+98W1sCiWRvuYkSjLP00CVITbfOzLp AnUMTQeAth44xSA2bk+j+iU93PDVbHQoF8B0IC4I6VMehm1gZPahs8ybeTN5OpLtGv9N MP87qxmvP0CI0ZMQGL/ceq3R/IjNRTAsGWFGqn4rYOckCKbowF/e/mO3xcAL4xqNqbJC mP/A== X-Gm-Message-State: AO0yUKVoTtuXAWGOjBjUhy7x1Sap/8hYSXd34gQ4JmVsBsYWTeyImFEt Etrs3krv8/2qUx2/oUkdJQ== X-Google-Smtp-Source: AK7set/GOJZQNFQdvex7AhT10x8uYUWw1aDar530wB//wxV61PlLIWKRODfn7mKYRTKkWueDppQvnA== X-Received: by 2002:a05:6808:1d2:b0:384:167d:736b with SMTP id x18-20020a05680801d200b00384167d736bmr10994562oic.15.1678459654281; Fri, 10 Mar 2023 06:47:34 -0800 (PST) Received: from robh_at_kernel.org (66-90-144-107.dyn.grandenetworks.net. [66.90.144.107]) by smtp.gmail.com with ESMTPSA id q12-20020a4ad54c000000b005252e5b6604sm834079oos.36.2023.03.10.06.47.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Mar 2023 06:47:33 -0800 (PST) Received: (nullmailer pid 1543252 invoked by uid 1000); Fri, 10 Mar 2023 14:47:11 -0000 From: Rob Herring To: Bin Liu , Mauro Carvalho Chehab , Matthias Brugger , AngeloGioacchino Del Regno , Tiffany Lin , Andrew-CT Chen , Yunfei Dong , Hyun Kwon , Laurent Pinchart , Michal Simek Cc: devicetree@vger.kernel.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH] media: Use of_property_present() for testing DT property presence Date: Fri, 10 Mar 2023 08:47:11 -0600 Message-Id: <20230310144711.1543225-1-robh@kernel.org> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230310_064735_701668_EB1C488D X-CRM114-Status: GOOD ( 14.27 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org It is preferred to use typed property access functions (i.e. of_property_read_ functions) rather than low-level of_get_property/of_find_property functions for reading properties. As part of this, convert of_get_property/of_find_property calls to the recently added of_property_present() helper when we just want to test for presence of a property and nothing more. Signed-off-by: Rob Herring Reviewed-by: AngeloGioacchino Del Regno vdev->device_caps = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_M2M_MPLANE; - if (of_get_property(pdev->dev.of_node, "dma-ranges", NULL)) + if (of_property_present(pdev->dev.of_node, "dma-ranges")) dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34)); ret = video_register_device(jpeg->vdev, VFL_TYPE_VIDEO, -1); diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_drv.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_drv.c index 174a6eec2f54..d2db8ccaa4c0 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_drv.c @@ -321,7 +321,7 @@ static int mtk_vcodec_probe(struct platform_device *pdev) } } - if (of_get_property(pdev->dev.of_node, "dma-ranges", NULL)) { + if (of_property_present(pdev->dev.of_node, "dma-ranges")) { ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34)); if (ret) { mtk_v4l2_err("Failed to set mask"); diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_drv.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_drv.c index 9095186d5495..199042034a3c 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_drv.c +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_drv.c @@ -344,7 +344,7 @@ static int mtk_vcodec_probe(struct platform_device *pdev) goto err_event_workq; } - if (of_get_property(pdev->dev.of_node, "dma-ranges", NULL)) + if (of_property_present(pdev->dev.of_node, "dma-ranges")) dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34)); ret = video_register_device(vfd_enc, VFL_TYPE_VIDEO, -1); diff --git a/drivers/media/platform/xilinx/xilinx-vtc.c b/drivers/media/platform/xilinx/xilinx-vtc.c index 0ae0208d7529..cb4b421a348d 100644 --- a/drivers/media/platform/xilinx/xilinx-vtc.c +++ b/drivers/media/platform/xilinx/xilinx-vtc.c @@ -254,7 +254,7 @@ struct xvtc_device *xvtc_of_get(struct device_node *np) struct xvtc_device *found = NULL; struct xvtc_device *xvtc; - if (!of_find_property(np, "xlnx,vtc", NULL)) + if (!of_property_present(np, "xlnx,vtc")) return NULL; xvtc_node = of_parse_phandle(np, "xlnx,vtc", 0);