From patchwork Wed May 29 20:07:36 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Manna, Animesh" X-Patchwork-Id: 13679471 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 011B8C25B75 for ; Wed, 29 May 2024 20:24:05 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id F135C10E62C; Wed, 29 May 2024 20:24:04 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="eEtkhrFE"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.21]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9F8C810EAB0; Wed, 29 May 2024 20:23:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1717014240; x=1748550240; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=PQhCRb+mQCBwJ5/z/XSHrbptac2w2qMbwSlHNGVVY/k=; b=eEtkhrFEmEF88RqCLyzuEvhQGl1sX0zexoX5iaY15fviZeQEYC4cOinR GvfXYcIZBu6ily9jzjqAOxPwRG6giISUGVyzneDnotzRSMpMA7YXubRkO pHAJSaURQ13Ou5XPxlZqIvGOrxLcKv9JxbdXk9Ih/FAh3FiJQ2TdqFkNi Q/vB8PQR8v+YHCzAGNbHt/a7U/xpH6yyAm5Rqg+MMmOhA+hVH44f2+Fw1 Cfk0g/wEIk1g1fvu6kS+WESuj9WkSISbThD4WmgFsusPGqGoGtTk6JCdL rSEeu2pg+vCZ8ihffbIXF5ufqocHHL8oM2MVSt/TA4bVc/fvgiub7n2mk Q==; X-CSE-ConnectionGUID: O2E2fpmbRV6OXovSOT18nA== X-CSE-MsgGUID: ndFYxR6/Qpa3kD2h4xGRWw== X-IronPort-AV: E=McAfee;i="6600,9927,11087"; a="13397232" X-IronPort-AV: E=Sophos;i="6.08,199,1712646000"; d="scan'208";a="13397232" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 May 2024 13:23:58 -0700 X-CSE-ConnectionGUID: GYz43VkNR8SiRxOPpfTyyw== X-CSE-MsgGUID: 0d/GVT4LSD24g9r2jwpjXg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,199,1712646000"; d="scan'208";a="66759914" Received: from srr4-3-linux-101-amanna.iind.intel.com ([10.223.74.76]) by fmviesa001.fm.intel.com with ESMTP; 29 May 2024 13:23:57 -0700 From: Animesh Manna To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: Animesh Manna Subject: [PATCH v7 0/6] Link off between frames for edp Date: Thu, 30 May 2024 01:37:36 +0530 Message-Id: <20240529200742.1694401-1-animesh.manna@intel.com> X-Mailer: git-send-email 2.29.0 MIME-Version: 1.0 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" Link Off Between Active Frames (LOBF) allows an eDP link to be turned Off and On durning long VBLANK durations without enabling any of the PSR/PSR2/PR modes of operation. Bspec: 71477 Note: Lobf need to be enabled adaptive sync fixed refresh mode where vmin = vmax = flipline, which will arise after cmmr feature enablement. Currently existing code refactored and make compute-config() and enabling function ready. Will add enabling sequence in a separate patch. Signed-off-by: Animesh Manna Animesh Manna (5): drm/i915/alpm: Move alpm parameters from intel_psr drm/i915/alpm: Move alpm related code to a new file drm/i915/alpm: Add compute config for lobf drm/i915/alpm: Enable lobf from source in ALPM_CTL drm/i915/alpm: Add debugfs for LOBF Jouni Högander (1): drm/display: Add missing aux less alpm wake related bits drivers/gpu/drm/i915/Makefile | 1 + drivers/gpu/drm/i915/display/intel_alpm.c | 411 ++++++++++++++++++ drivers/gpu/drm/i915/display/intel_alpm.h | 25 ++ .../drm/i915/display/intel_display_debugfs.c | 2 + .../drm/i915/display/intel_display_types.h | 26 +- drivers/gpu/drm/i915/display/intel_dp.c | 4 + drivers/gpu/drm/i915/display/intel_psr.c | 303 +------------ drivers/gpu/drm/xe/Makefile | 1 + include/drm/display/drm_dp.h | 5 +- 9 files changed, 475 insertions(+), 303 deletions(-) create mode 100644 drivers/gpu/drm/i915/display/intel_alpm.c create mode 100644 drivers/gpu/drm/i915/display/intel_alpm.h