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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 C3CD2C433FF for ; Tue, 6 Aug 2019 21:41:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8E59121874 for ; Tue, 6 Aug 2019 21:41:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565127673; bh=oQTegqnBdN+8NH3rtxET6dr016Tg2c77I8dr7iWPRXE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=GOs1yVjZduqWsupbZ1NM9nDf37nYrm413BJqqsegwXtePvkCbsLY+Tjq0W/hGbu/b Y6Qg5tFblOYtxGTFyRVwJy64rONFk9HW98VURkfrZB461CwRu50kI3XyzT2FGTcGCM R1dKSFGcbt8W8bfNpx6/tGKMJTisOqsXiExSc+cw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728926AbfHFVgU (ORCPT ); Tue, 6 Aug 2019 17:36:20 -0400 Received: from mail.kernel.org ([198.145.29.99]:54052 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727751AbfHFVgP (ORCPT ); Tue, 6 Aug 2019 17:36:15 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 73FC6217D9; Tue, 6 Aug 2019 21:36:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565127374; bh=oQTegqnBdN+8NH3rtxET6dr016Tg2c77I8dr7iWPRXE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TKxJjBmK13HqeMzAoQ7X7gsGbxtGVWVqweH0NG437svRyXCXZPTH3n6n/QUyXAzUc gVgf1CghNgFtOT4a5FFTDBGAPWxT4Xfg4M76i2ksm1/vp7eNT2iPFmbmyWEE4A3BlH D0RvUg+DxIe5WNUT102Wa/jS/LgY68g2h6plDS5A= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Jeffrey Hugo , Rob Clark , Sean Paul , Sasha Levin , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org Subject: [PATCH AUTOSEL 4.19 27/32] drm: msm: Fix add_gpu_components Date: Tue, 6 Aug 2019 17:35:15 -0400 Message-Id: <20190806213522.19859-27-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190806213522.19859-1-sashal@kernel.org> References: <20190806213522.19859-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jeffrey Hugo [ Upstream commit 9ca7ad6c7706edeae331c1632d0c63897418ebad ] add_gpu_components() adds found GPU nodes from the DT to the match list, regardless of the status of the nodes. This is a problem, because if the nodes are disabled, they should not be on the match list because they will not be matched. This prevents display from initing if a GPU node is defined, but it's status is disabled. Fix this by checking the node's status before adding it to the match list. Fixes: dc3ea265b856 (drm/msm: Drop the gpu binding) Reviewed-by: Rob Clark Signed-off-by: Jeffrey Hugo Signed-off-by: Sean Paul Link: https://patchwork.freedesktop.org/patch/msgid/20190626180015.45242-1-jeffrey.l.hugo@gmail.com Signed-off-by: Sasha Levin --- drivers/gpu/drm/msm/msm_drv.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index ed9a3a1e50efb..dbfd2c006f740 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -1284,7 +1284,8 @@ static int add_gpu_components(struct device *dev, if (!np) return 0; - drm_of_component_match_add(dev, matchptr, compare_of, np); + if (of_device_is_available(np)) + drm_of_component_match_add(dev, matchptr, compare_of, np); of_node_put(np); -- 2.20.1