From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C309CC18E5A for ; Wed, 11 Mar 2020 09:00:53 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 9AD6321655 for ; Wed, 11 Mar 2020 09:00:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="uKYMvjtm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9AD6321655 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=sntech.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=XsUvxesylf8GhC9GYenz2wv/sq9Yg7i9XfzyWhJmPSs=; b=uKYMvjtm2sXP11 6F6k/eFBagZp+xjXBnfz4KaR2vCy20wppvmRGaNzt295Jw1zqshiwov0pOIw3gCBs4jXK0Uxot8J4 a6vEQsJejPlwCyrjqxE1d/4iy5Ydq/nTMiUTTTmaYhPAdovqy0wgdLvynbfm31B2XSNqZA7tToxKM fjXBCoppsNT/74rMhTdtyddnoALuMG3hrn/LuBIaVJbAbomu1meuBGJ+QW5eqgHto1dJE4ufSsSpt AKdkot38Boorw3OqUk+UtiUMmPLACuNhUqWUDuj7wFx7z4WgfQkVHfNmnM6/29SNKErJTr3uirMvt APkRz5Zh+iwdxoLO+f3g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jBxET-0001OD-36; Wed, 11 Mar 2020 09:00:53 +0000 Received: from gloria.sntech.de ([185.11.138.130]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jBxEQ-0001NY-5t; Wed, 11 Mar 2020 09:00:51 +0000 Received: from p5b127c69.dip0.t-ipconnect.de ([91.18.124.105] helo=phil.localnet) by gloria.sntech.de with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1jBxEM-0000VE-HA; Wed, 11 Mar 2020 10:00:46 +0100 From: Heiko Stuebner To: hjc@rock-chips.com Subject: Re: [PATCH] drm/rockchip: rgb: don't count non-existent devices when determining subdrivers Date: Wed, 11 Mar 2020 10:00:45 +0100 Message-ID: <2624804.tm1DkxDElZ@phil> In-Reply-To: <20200121224828.4070067-1-heiko@sntech.de> References: <20200121224828.4070067-1-heiko@sntech.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200311_020050_366141_B03744D2 X-CRM114-Status: GOOD ( 10.19 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, miquel.raynal@bootlin.com, linux-arm-kernel@lists.infradead.org, christoph.muellner@theobroma-systems.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Am Dienstag, 21. Januar 2020, 23:48:28 CET schrieb Heiko Stuebner: > From: Heiko Stuebner > > rockchip_drm_endpoint_is_subdriver() may also return error codes. > For example if the target-node is in the disabled state, so no > platform-device is getting created for it. > > In that case current code would count that as external rgb device, > which in turn would make probing the rockchip-drm device fail. > > So only count the target as rgb device if the function actually > returns 0. > > Signed-off-by: Heiko Stuebner applied to drm-misc-next _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel