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=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 562FFC43219 for ; Sat, 27 Apr 2019 01:49:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1FFF5206BA for ; Sat, 27 Apr 2019 01:49:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1556329798; bh=ieGh2GH9KJAGVH6l0lHgLbKL+x65MK5xcFbTnBnSKU8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=yz8SN1M/hqcty5JTJ54UJF+8yGlMFDwNk7+UShOuLAkVQPVX/OGMFomSNI0uA2sdR B/03CZA/domDbc1yrumNnUMruXWL1HnYmAiAbDku9CZE4cx5hUDaF6A9ELIrN6a/18 4cAtbMK0d45mLcl4/ZTMIapKicWRYGCy9Mz02f0Y= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728384AbfD0Blu (ORCPT ); Fri, 26 Apr 2019 21:41:50 -0400 Received: from mail.kernel.org ([198.145.29.99]:45714 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728352AbfD0Blo (ORCPT ); Fri, 26 Apr 2019 21:41:44 -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 CFDC1216FD; Sat, 27 Apr 2019 01:41:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1556329303; bh=ieGh2GH9KJAGVH6l0lHgLbKL+x65MK5xcFbTnBnSKU8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=n7WFg2yaBCyPNCNpyZtyzA2uw8fAjSvixE79Z+KnMw2yEU3QHqEHzi3dktHhbpNm2 5Hu5VmkSWQ9aJcEvCq1HiJdinjZ9Mu5Y5upE/qhqdNWQROeHQs8Mt4SteY7eQzpeLB YqkV93o0K2ZjOXcIh/eoOnpZ4MwcX+R9YGF4Iie8= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: tiancyin , Alex Deucher , Sasha Levin , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 4.19 30/53] drm/amd/display: fix cursor black issue Date: Fri, 26 Apr 2019 21:40:27 -0400 Message-Id: <20190427014051.7522-30-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190427014051.7522-1-sashal@kernel.org> References: <20190427014051.7522-1-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: tiancyin [ Upstream commit c1cefe115d1cdc460014483319d440b2f0d07c68 ] [Why] the member sdr_white_level of struct dc_cursor_attributes was not initialized, then the random value result that dcn10_set_cursor_sdr_white_level() set error hw_scale value 0x20D9(normal value is 0x3c00), this cause the black cursor issue. [how] just initilize the obj of struct dc_cursor_attributes to zero to avoid the random value. Reviewed-by: Nicholas Kazlauskas Signed-off-by: Tianci Yin Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 2b8b892eb846..76ee2de43ea6 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -4028,6 +4028,7 @@ static void handle_cursor_update(struct drm_plane *plane, amdgpu_crtc->cursor_width = plane->state->crtc_w; amdgpu_crtc->cursor_height = plane->state->crtc_h; + memset(&attributes, 0, sizeof(attributes)); attributes.address.high_part = upper_32_bits(address); attributes.address.low_part = lower_32_bits(address); attributes.width = plane->state->crtc_w; -- 2.19.1