From patchwork Wed Apr 24 18:38:14 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Manna, Animesh" X-Patchwork-Id: 13642390 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 175B8C4345F for ; Wed, 24 Apr 2024 18:54:01 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 78EEE10FFD2; Wed, 24 Apr 2024 18:54:00 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="kA1wikSR"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1763610FFD2; Wed, 24 Apr 2024 18:53:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1713984839; x=1745520839; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=ZsHdvo3cFIlh84WiJH23R9BB0b24ZZA5xBvPTaKR1Js=; b=kA1wikSRbNtRnnB6Yf4m+3RuNMOe/qUbG6wS7MmmLHl8gN7OI/0+Gyas UfQ4bxegQK/n34x5hrA4hvjvxuZ6au2fJnIJ5EZU7/tLtnIPJuLN5jcOq O0gaFJPDvncE1SEAL22xDjw1f8WQppebt5x3vaUr3+vXTcU6kNbmhnE6X MF3jLEQQdVwzMKehSnE19m9RdxxkMteX3Cp/DRSqLBX9QYN10U3V7eLgE xWNvdw1AZYymmqxBi9NCAWLDf1aQkiuIMwIdrOIRjabVrAnhg+02Tqa94 jmuX4NGx9XCr5h0mx42ZZip9xW0KlyDqpk6sJ9OCzimFHuEOksKJqOP99 A==; X-CSE-ConnectionGUID: YCjsf/VPQr+Q0/5m21xPyA== X-CSE-MsgGUID: J0+seyQZRz22xML6Zsmofg== X-IronPort-AV: E=McAfee;i="6600,9927,11054"; a="21061091" X-IronPort-AV: E=Sophos;i="6.07,227,1708416000"; d="scan'208";a="21061091" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by orvoesa104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Apr 2024 11:53:58 -0700 X-CSE-ConnectionGUID: FTaYZZSGTdicTVPLuekCAg== X-CSE-MsgGUID: uPuMSPG+QNuv3fItRLmCgA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,227,1708416000"; d="scan'208";a="25240479" Received: from srr4-3-linux-101-amanna.iind.intel.com ([10.223.74.76]) by orviesa006.jf.intel.com with ESMTP; 24 Apr 2024 11:53:57 -0700 From: Animesh Manna To: intel-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org, jani.nikula@intel.com, jouni.hogander@intel.com, arun.r.murthy@intel.com, Animesh Manna Subject: [PATCH v3 0/6] Link off between frames for edp Date: Thu, 25 Apr 2024 00:08:14 +0530 Message-Id: <20240424183820.3591593-1-animesh.manna@intel.com> X-Mailer: git-send-email 2.29.0 MIME-Version: 1.0 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" 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: These patches are not tested, sending early for review feedback. 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 | 393 ++++++++++++++++++ drivers/gpu/drm/i915/display/intel_alpm.h | 25 ++ .../drm/i915/display/intel_display_debugfs.c | 2 + .../drm/i915/display/intel_display_types.h | 25 +- drivers/gpu/drm/i915/display/intel_dp.c | 4 + drivers/gpu/drm/i915/display/intel_psr.c | 299 +------------ include/drm/display/drm_dp.h | 5 +- 8 files changed, 455 insertions(+), 299 deletions(-) create mode 100644 drivers/gpu/drm/i915/display/intel_alpm.c create mode 100644 drivers/gpu/drm/i915/display/intel_alpm.h