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 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 ED103C25B7E for ; Mon, 27 May 2024 15:52:10 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6DC4410FB94; Mon, 27 May 2024 15:52:09 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="c1q6Q5Oj"; dkim-atps=neutral Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by gabe.freedesktop.org (Postfix) with ESMTPS id 527D210ED57; Mon, 27 May 2024 15:52:05 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 9C40D61A74; Mon, 27 May 2024 15:52:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CFA1AC2BBFC; Mon, 27 May 2024 15:52:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1716825124; bh=ypB96dWGLy8iJdOom+0sKyOXUXvjUh7LdOWWwNomkhU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=c1q6Q5OjK1vsT0wqFZozAZlZ+dDfHt9+4QrzpF1y2RPJCzlREzhr1upbPeJPvduun taJr9bt2U08novDYtyV7QDcfu/fpZzr2GB91N2KWZ/ArA7g0/RZFblV550U7ReUIfb 9IKAshtH9byDCHL3v55N+s2YcmcgwvIDQLQITgWTdCISKDFPwocKJGkLndhsOKbLb8 jn9d8fct2IK+z0EgbBIiYsWk/w7sygueMit/lEVhvLhaOajNkjow7SEu4y8yejGVUY EciQNazhb8gTjR37KVLt8Wg0xo9b0VzmxqVK99+GdwF0ZqdhHWvhlifXnffphGkZDj s/BEAPHonjsXQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: "Xi (Alex) Liu" , Daniel Miess , Nicholas Kazlauskas , Roman Li , Alex Deucher , Sasha Levin , harry.wentland@amd.com, sunpeng.li@amd.com, Rodrigo.Siqueira@amd.com, christian.koenig@amd.com, Xinhui.Pan@amd.com, airlied@gmail.com, daniel@ffwll.ch, chiahsuan.chung@amd.com, charlene.liu@amd.com, sungjoon.kim@amd.com, duncan.ma@amd.com, allen.pan@amd.com, danny.wang@amd.com, alvin.lee2@amd.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 6.9 07/23] drm/amd/display: add root clock control function pointer to fix display corruption Date: Mon, 27 May 2024 11:50:08 -0400 Message-ID: <20240527155123.3863983-7-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240527155123.3863983-1-sashal@kernel.org> References: <20240527155123.3863983-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.9.2 Content-Transfer-Encoding: 8bit X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" From: "Xi (Alex) Liu" [ Upstream commit de2d1105a3757742b45b0d8270b3c8734cd6b6f8 ] [Why and how] External display has corruption because no root clock control function. Add the function pointer to fix the issue. Reviewed-by: Daniel Miess Reviewed-by: Nicholas Kazlauskas Acked-by: Roman Li Signed-off-by: Xi (Alex) Liu Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/hwss/dcn351/dcn351_init.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn351/dcn351_init.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn351/dcn351_init.c index 670255c9bc822..4dca5c5a8318f 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn351/dcn351_init.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn351/dcn351_init.c @@ -147,6 +147,7 @@ static const struct hwseq_private_funcs dcn351_private_funcs = { //.hubp_pg_control = dcn35_hubp_pg_control, .enable_power_gating_plane = dcn35_enable_power_gating_plane, .dpp_root_clock_control = dcn35_dpp_root_clock_control, + .dpstream_root_clock_control = dcn35_dpstream_root_clock_control, .program_all_writeback_pipes_in_tree = dcn30_program_all_writeback_pipes_in_tree, .update_odm = dcn35_update_odm, .set_hdr_multiplier = dcn10_set_hdr_multiplier, -- 2.43.0