From patchwork Tue Nov 16 22:11:03 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kim, Dongwon" X-Patchwork-Id: 1556015 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4Hv19V2ZfVz9s1l for ; Wed, 17 Nov 2021 09:35:40 +1100 (AEDT) Received: from localhost ([::1]:43386 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mn73A-0005k0-0Y for incoming@patchwork.ozlabs.org; Tue, 16 Nov 2021 17:35:36 -0500 Received: from eggs.gnu.org ([209.51.188.92]:51928) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mn72m-0005jk-8J for qemu-devel@nongnu.org; Tue, 16 Nov 2021 17:35:12 -0500 Received: from mga03.intel.com ([134.134.136.65]:42121) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mn72h-0001ju-6O for qemu-devel@nongnu.org; Tue, 16 Nov 2021 17:35:08 -0500 X-IronPort-AV: E=McAfee;i="6200,9189,10170"; a="233784690" X-IronPort-AV: E=Sophos;i="5.87,239,1631602800"; d="scan'208";a="233784690" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Nov 2021 14:35:01 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.87,239,1631602800"; d="scan'208";a="506647601" Received: from dongwonk-z390-aorus-ultra-intel-gfx.fm.intel.com ([10.105.129.122]) by orsmga008.jf.intel.com with ESMTP; 16 Nov 2021 14:35:00 -0800 From: Dongwon Kim To: qemu-devel@nongnu.org Subject: [PATCH] edid: Added support for 4k@60 Hz monitor Date: Tue, 16 Nov 2021 14:11:03 -0800 Message-Id: <20211116221103.27128-1-dongwon.kim@intel.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Received-SPF: pass client-ip=134.134.136.65; envelope-from=dongwon.kim@intel.com; helo=mga03.intel.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Satyeshwar Singh , Gerd Hoffmann Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Satyeshwar Singh Previously, the large modes (>1080p) that were generated by Qemu in its EDID were all 50 Hz. If we provide them to a Guest OS and the user selects one of these modes, then the OS by default only gets 50 FPS. This is especially true for Windows OS. With this patch, we are now exposing a 3840x2160@60 Hz which will allow the guest OS to get 60 FPS. Cc: Gerd Hoffmann Signed-off-by: Satyeshwar Singh --- hw/display/edid-generate.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/hw/display/edid-generate.c b/hw/display/edid-generate.c index f2b874d5e3..397af0bd63 100644 --- a/hw/display/edid-generate.c +++ b/hw/display/edid-generate.c @@ -24,6 +24,9 @@ static const struct edid_mode { { .xres = 2048, .yres = 1152 }, { .xres = 1920, .yres = 1080, .dta = 31 }, + /* dea/dta extension timings (all @ 60 Hz) */ + { .xres = 3840, .yres = 2160, .dta = 97 }, + /* additional standard timings 3 (all @ 60Hz) */ { .xres = 1920, .yres = 1200, .xtra3 = 10, .bit = 0 }, { .xres = 1600, .yres = 1200, .xtra3 = 9, .bit = 2 },