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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3379DECAAD2 for ; Fri, 26 Aug 2022 09:22:29 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0DE6710E7D6; Fri, 26 Aug 2022 09:22:28 +0000 (UTC) Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8500C10E7D6 for ; Fri, 26 Aug 2022 09:22:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1661505744; x=1693041744; h=from:to:subject:date:message-id:mime-version: content-transfer-encoding; bh=Na2g4qUROuGv7+44tTjZpVsaYexwZtQKDe4Dq4fd+pc=; b=Qv/6xfbMoDUVkrNR1o0zCXuTl4qkhynNeNl4R4qY68es0WMAXI2Sde6C c82+Oh9WIF+DYCQ/55rYe7S6BsrQvG7F0cqMFkjudmSvmJnMA7GUeXtOQ zY52MHwQ5bBkESZhsNVAYjt8F24pQ3AD4dj0Y8Oer3Ifw33+j+lOiIe+V dA2aUoIGSJ8vQPQPkiEYndK8jPOTdl3mDdnNkxKlqfGIU3H9x960hWmhT WIILt2WgjMQLjXTOBby7RiHmdAWrcjouly1hjnGhXcosRYjOqCivkzOWC KKszQwVogrhRO52tQvFoSt42f1SQR8eKckIWWTChkgWZK/3sHKoNZy6XM A==; X-IronPort-AV: E=McAfee;i="6500,9779,10450"; a="358432155" X-IronPort-AV: E=Sophos;i="5.93,264,1654585200"; d="scan'208";a="358432155" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Aug 2022 02:22:23 -0700 X-IronPort-AV: E=Sophos;i="5.93,264,1654585200"; d="scan'208";a="752816990" Received: from nischal-desktop.iind.intel.com ([10.223.74.174]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Aug 2022 02:22:21 -0700 From: Nischal Varide To: gfx-internal-devel@eclists.intel.com, intel-gfx@lists.freedesktop.org, nischal.varide@intel.com, maarten.lankhorst@intel.com, uma.shankar@intel.com, suresh.kumar.kurmi@intel.com Date: Fri, 26 Aug 2022 14:52:09 +0530 Message-Id: <20220826092210.9716-1-nischal.varide@intel.com> X-Mailer: git-send-email 2.36.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [Intel-gfx] [RFC v1 0/1] Enabling Smooth Sync Feature. X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" When async flips are enabled to reduce latency, onscreen tears caused by the immediate transition from an older image to a newer image within a frame can be observable.The Smooth Sync feature uses both blending and dithering to smoothly transition from the old image to the new image over a programmable number of scanlines. Nischal Varide (1): INTEL_DII: drm/i915/display: Enabling Smooth Sync Feature. drivers/gpu/drm/i915/display/intel_display.c | 66 ++++++++++++++++++- .../drm/i915/display/intel_display_types.h | 3 + .../drm/i915/display/skl_universal_plane.c | 31 +++++++-- .../drm/i915/display/skl_universal_plane.h | 3 + 4 files changed, 97 insertions(+), 6 deletions(-) -- 2.36.0