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[23.128.96.18]) by mx.google.com with ESMTP id nt21si11195846ejb.739.2020.12.22.18.59.27; Tue, 22 Dec 2020 18:59:49 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=s3Xjnx+g; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730135AbgLWC6O (ORCPT + 99 others); Tue, 22 Dec 2020 21:58:14 -0500 Received: from mail.kernel.org ([198.145.29.99]:45428 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729013AbgLWCUd (ORCPT ); Tue, 22 Dec 2020 21:20:33 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 6241422AAF; Wed, 23 Dec 2020 02:20:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1608690018; bh=1Ak0DNfpo2bDXa6xfS4gXunyiBMMc+ttsGorulc+4hM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=s3Xjnx+gbnFrk1XHGyi3ANCh9plPZZdDIpyoctZDePaF5liDCNY2U90I7XJTzISZu P+I8NRUVCzI30qLx8Tbov1tEVpSUwNBlAmx4MuJC/ishTXGvPfBHSy+oztwDTGoL9O e//2B4vYd0bKh4A+1Aq+ZIfYJ9KSddBfuN8m/ukyZ3EX5bF5hFA/jEwd/To5gxA17d nGLYr8DD8p5HUz6dUtQfyers+y/P6FlEYVpmORgccCSLafCo4nB73eTXW2FPpq0m+1 m+kRcTXHllbTc/ccYM6uTHKyVGxIDlCuRD2ezS3AHuEQwI8JNNQIYP/LHeA2GGWVoL TYmeawN2LMsDg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Michael Strauss , Sung Lee , Yongqiang Sun , Eryk Brol , Alex Deucher , Sasha Levin , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 5.4 096/130] drm/amd/display: Revert DCN2.1 dram_clock_change_latency update Date: Tue, 22 Dec 2020 21:17:39 -0500 Message-Id: <20201223021813.2791612-96-sashal@kernel.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201223021813.2791612-1-sashal@kernel.org> References: <20201223021813.2791612-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Michael Strauss [ Upstream commit 3abad347c432b9f5904cfad40f417d5cff90300c ] [Why] New value breaks VSR on high refresh panels, reverting until a fix is developed Signed-off-by: Michael Strauss Signed-off-by: Sung Lee Reviewed-by: Yongqiang Sun Acked-by: Eryk Brol Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c index a6d5beada6634..bb7add5ea2273 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c @@ -257,7 +257,7 @@ struct _vcs_dpi_soc_bounding_box_st dcn2_1_soc = { .num_banks = 8, .num_chans = 4, .vmm_page_size_bytes = 4096, - .dram_clock_change_latency_us = 11.72, + .dram_clock_change_latency_us = 23.84, .return_bus_width_bytes = 64, .dispclk_dppclk_vco_speed_mhz = 3600, .xfc_bus_transport_time_us = 4, -- 2.27.0