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=-9.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, 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 B0953C43387 for ; Thu, 20 Dec 2018 09:35:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7F15C20449 for ; Thu, 20 Dec 2018 09:35:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1545298509; bh=ebzs3UZIi6TeWygCAtnXRdoCKXR3Wj+mYg26DOaOIYc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=fLxf99Tcjo8X0RIOrXatUVLv13UUI44sjlm+mWwo2IUbvVAlqVlnHxgfkJKqhx3pi jrpnq9vqyTg62FgY/CB4q1HMPd22e/1G7I83Gqa3A3ptVxgdAWvNV+GK9J1dwBwUu+ UCx5cfzDVTCv9nwODGfKJyeKHoadcj6GQKqtpFps= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732946AbeLTJfI (ORCPT ); Thu, 20 Dec 2018 04:35:08 -0500 Received: from mail.kernel.org ([198.145.29.99]:51026 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732568AbeLTJ2z (ORCPT ); Thu, 20 Dec 2018 04:28:55 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0936321852; Thu, 20 Dec 2018 09:28:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1545298134; bh=ebzs3UZIi6TeWygCAtnXRdoCKXR3Wj+mYg26DOaOIYc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=f6L/MFU6q+h1aGKVwVPm/YMcTIWE0l+H9Cx4ygET6vdConXw3nOVnD7WxzopgwZRR 5CDrQnNMcA+RTboc2DLkCKUWRBaw/2G5ON5Ton+yzWqXt+Uarqvox9qjFiKmQAMVHQ BZK2XjqkU1VXx4C8dzZW5EFtFmG2bJM0U0hYIpKA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hersen Wu , Feifei Xu , Evan Quan , Alex Deucher , Roman Li , Sasha Levin Subject: [PATCH 4.19 12/67] drm/amd/display: Fix 6x4K displays light-up on Vega20 (v2) Date: Thu, 20 Dec 2018 10:18:24 +0100 Message-Id: <20181220085904.051223633@linuxfoundation.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20181220085903.562090333@linuxfoundation.org> References: <20181220085903.562090333@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.19-stable review patch. If anyone has any objections, please let me know. ------------------ [ Upstream commit c6888879fd55b1ba903c2a770127edbf6aef6f27 ] [Why] More than 4x4K didn't lightup on Vega20 due to low dcfclk value. Powerplay expects valid min requirement for dcfclk from DC. [How] Update min_dcfclock_khz based on min_engine_clock value. v2: backport to 4.20 (Alex) Reviewed-by: Hersen Wu Reviewed-by: Feifei Xu Reviewed-by: Evan Quan Acked-by: Alex Deucher Signed-off-by: Roman Li Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c index b2f308766a9e..0941f3c689bc 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c @@ -2530,6 +2530,8 @@ static void pplib_apply_display_requirements( dc, context->bw.dce.sclk_khz); + pp_display_cfg->min_dcfclock_khz = pp_display_cfg->min_engine_clock_khz; + pp_display_cfg->min_engine_clock_deep_sleep_khz = context->bw.dce.sclk_deep_sleep_khz; -- 2.19.1