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 332C710F3DCD for ; Mon, 30 Mar 2026 14:06:37 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 473F310E6CA; Mon, 30 Mar 2026 14:06:36 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="DPrPaunh"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id C8B2F10E678; Mon, 30 Mar 2026 14:06:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1774879595; x=1806415595; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=LFj2e2KhIL9KBHqjSMGZFHwUjEkXICi74OMAEgaXoWY=; b=DPrPaunhjQKQqFjIBbadOKIFObmRsNqRDJ4O+3ggOgC8rtAOSR1uFgZ3 Dg6uSSuhjRMoNhMRsVVWn2TnoxLa+q++pO4WT3zsdfSjXhjkCMy11rpMw YA/bUyV3lq2s5h3Cm3BT3PD1NTXyL4VsUxhVdVUJk7aZ2qQ0dyBlpooPH n1TpqXypiug77nLdLo67M8ZCKih9OZa9OhQAqXbZhLaxM5kKJY7rG3iNo eiGY776yWQ//lOpZtWHLDt+m7IJrgcOIMmUaUhPj6+sEX7twXc4jcIG4P 3G0ptWuGW0c9XI/MHqpLHTIRhK0SNMHKIimSAPHiRsB5yhIPA0NR7hL09 Q==; X-CSE-ConnectionGUID: JTOGis7HQzyXIJKRlG+jYA== X-CSE-MsgGUID: jVQUXldbQUOmxg+yS7CNxw== X-IronPort-AV: E=McAfee;i="6800,10657,11743"; a="79474782" X-IronPort-AV: E=Sophos;i="6.23,150,1770624000"; d="scan'208";a="79474782" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Mar 2026 07:06:35 -0700 X-CSE-ConnectionGUID: B41ZagmrRVqFyIXrTDZbhQ== X-CSE-MsgGUID: bKJfUU7eSz2XHa4iFv3L5Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,150,1770624000"; d="scan'208";a="249271512" Received: from srr4-3-linux-101-amanna.iind.intel.com ([10.223.74.76]) by fmviesa001.fm.intel.com with ESMTP; 30 Mar 2026 07:06:32 -0700 From: Animesh Manna To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: Animesh Manna Subject: [PATCH v10 0/3] Panel Replay BW optimization Date: Mon, 30 Mar 2026 19:06:17 +0530 Message-Id: <20260330133620.3750559-1-animesh.manna@intel.com> X-Mailer: git-send-email 2.29.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Unused bandwidth can be used by external display agents for Panel Replay enabled DP panel during idleness with link on. This patch series enabling the same. Signed-off-by: Animesh Manna Animesh Manna (3): drm/display: Add drm helper to check pr optimization support drm/i915/display: Add hook to check optimization support for Intel platforms drm/i915/display: Panel Replay BW optimization for DP2.0 tunneling drivers/gpu/drm/display/drm_dp_tunnel.c | 17 +++++++++++++ .../gpu/drm/i915/display/intel_display_regs.h | 1 + .../gpu/drm/i915/display/intel_dp_tunnel.c | 18 +++++++++++++ .../gpu/drm/i915/display/intel_dp_tunnel.h | 6 +++++ drivers/gpu/drm/i915/display/intel_psr.c | 25 +++++++++++++++++-- include/drm/display/drm_dp_tunnel.h | 6 +++++ 6 files changed, 71 insertions(+), 2 deletions(-) -- 2.29.0