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 B9117C4167B for ; Mon, 4 Dec 2023 20:36:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345875AbjLDUgN (ORCPT ); Mon, 4 Dec 2023 15:36:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56270 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235513AbjLDUfw (ORCPT ); Mon, 4 Dec 2023 15:35:52 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 35F851FD5 for ; Mon, 4 Dec 2023 12:34:38 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 00B29C433C9; Mon, 4 Dec 2023 20:34:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1701722077; bh=MSCtdeEdKkvBszFXyIq/cq2Ltze/85xunx06r+SSqWE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DBwsJiNMB1LmqgIHg78UwxXjSfPXRno8zc3h3L9WmfyI6pb5KCedEu9bjqX5m4DAl FJavvHl9n9aLeNN8MVe+olC16m7EtFLI4aSYO2JqnUW1icsUTTZT2uSk+yNXxuOhWD 8ZgBzVqmNKojaUnl3qvtUV5Hw0bpOCFcSQYu825ccoHRctNCWkuqj+vsR++pHHy34f FJt4oKdUFFomh1ZhZ+pQltfCE4pWF7dVJatNvZhFUCjPdkrXNw9X5Cd9Tj4Z448TuN X9kg2nlFCOnQ/PmVO28tWyfMBo9wM55cBwL35B9cOT9oqJJFtvX63FrR6FpTRPn16N B3TpxL+6/iKcA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Dmytro Laktyushkin , Charlene Liu , Tom Chung , Daniel Wheeler , 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, qingqing.zhuo@amd.com, Nicholas.Kazlauskas@amd.com, Jingwen.Zhu@amd.com, aric.cyr@amd.com, trix@redhat.com, wenjing.liu@amd.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 6.6 25/32] drm/amd/display: update dcn315 lpddr pstate latency Date: Mon, 4 Dec 2023 15:32:45 -0500 Message-ID: <20231204203317.2092321-25-sashal@kernel.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231204203317.2092321-1-sashal@kernel.org> References: <20231204203317.2092321-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.6.4 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dmytro Laktyushkin [ Upstream commit c92da0403d373c03ea5c65c0260c7db6762013b0 ] [WHY/HOW] Increase the pstate latency to improve ac/dc transition Reviewed-by: Charlene Liu Acked-by: Tom Chung Signed-off-by: Dmytro Laktyushkin Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- .../drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c index b2c4f97afc8b4..8776055bbeaae 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c @@ -334,7 +334,7 @@ static struct wm_table lpddr5_wm_table = { { .wm_inst = WM_A, .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, + .pstate_latency_us = 129.0, .sr_exit_time_us = 11.5, .sr_enter_plus_exit_time_us = 14.5, .valid = true, @@ -342,7 +342,7 @@ static struct wm_table lpddr5_wm_table = { { .wm_inst = WM_B, .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, + .pstate_latency_us = 129.0, .sr_exit_time_us = 11.5, .sr_enter_plus_exit_time_us = 14.5, .valid = true, @@ -350,7 +350,7 @@ static struct wm_table lpddr5_wm_table = { { .wm_inst = WM_C, .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, + .pstate_latency_us = 129.0, .sr_exit_time_us = 11.5, .sr_enter_plus_exit_time_us = 14.5, .valid = true, @@ -358,7 +358,7 @@ static struct wm_table lpddr5_wm_table = { { .wm_inst = WM_D, .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, + .pstate_latency_us = 129.0, .sr_exit_time_us = 11.5, .sr_enter_plus_exit_time_us = 14.5, .valid = true, -- 2.42.0