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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F1DF8C43217 for ; Mon, 7 Feb 2022 11:48:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1387121AbiBGLjV (ORCPT ); Mon, 7 Feb 2022 06:39:21 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46096 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1385934AbiBGLdH (ORCPT ); Mon, 7 Feb 2022 06:33:07 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 44100C043181; Mon, 7 Feb 2022 03:33:07 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id D561C60A69; Mon, 7 Feb 2022 11:33:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AC3B6C004E1; Mon, 7 Feb 2022 11:33:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1644233586; bh=4F2nWKHa8/0nbptm9EJn9sUIXqQlFVWQZzv/dM3bWag=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VAkM7QTLfG3FYHUD0eIEehaUwe/TuHmwICqHNlBOn69zLshT618KmxsimtdPleOwM C6f28YpfIPeXrqeDYv0OF1kDKDvk6nVSNfXLwCelzknnZxrZeLGpku5aYBTx6mKka1 OdixEw2mRBSUIoJhdUwsTBOhGagM+MFeGi0UjX3s= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Zhan Liu , Agustin Gutierrez , Alex Deucher Subject: [PATCH 5.16 026/126] drm/amd/display: Update watermark values for DCN301 Date: Mon, 7 Feb 2022 12:05:57 +0100 Message-Id: <20220207103805.054427398@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220207103804.053675072@linuxfoundation.org> References: <20220207103804.053675072@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Agustin Gutierrez commit 2d8ae25d233767171942a9fba5fd8f4a620996be upstream. [Why] There is underflow / visual corruption DCN301, for high bandwidth MST DSC configurations such as 2x1440p144 or 2x4k60. [How] Use up-to-date watermark values for DCN301. Reviewed-by: Zhan Liu Signed-off-by: Agustin Gutierrez Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c | 16 ++++++------- 1 file changed, 8 insertions(+), 8 deletions(-) --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c @@ -582,32 +582,32 @@ static struct wm_table lpddr5_wm_table = .wm_inst = WM_A, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 7.95, - .sr_enter_plus_exit_time_us = 9, + .sr_exit_time_us = 13.5, + .sr_enter_plus_exit_time_us = 16.5, .valid = true, }, { .wm_inst = WM_B, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.82, - .sr_enter_plus_exit_time_us = 11.196, + .sr_exit_time_us = 13.5, + .sr_enter_plus_exit_time_us = 16.5, .valid = true, }, { .wm_inst = WM_C, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.89, - .sr_enter_plus_exit_time_us = 11.24, + .sr_exit_time_us = 13.5, + .sr_enter_plus_exit_time_us = 16.5, .valid = true, }, { .wm_inst = WM_D, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.748, - .sr_enter_plus_exit_time_us = 11.102, + .sr_exit_time_us = 13.5, + .sr_enter_plus_exit_time_us = 16.5, .valid = true, }, }