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 3ED37C8303C for ; Mon, 7 Jul 2025 10:47:47 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EA31D10E43C; Mon, 7 Jul 2025 10:47:46 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="S3/1ajv9"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id 41EEF10E43C; Mon, 7 Jul 2025 10:47:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1751885266; x=1783421266; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=lPs+i7HwWN0cxJjpAExa2+Qm2Qr7xThGm4xBw6gKak8=; b=S3/1ajv9EJdOlvDidIq+TC5Hs8lVDTEDw+mKHUUqo+LhXhkz6WTXwL2j NWTLsH0AXEm7KDfDx5AWfRe6Yv+8M8/cDWMz+bRv/ozBEvLv7LZWQbsUc NazJCTWv+AoA/UnU3g1s3CUoew6IcNaKLvsuaISyNsK/Oo8lr0kCpABBb tr+vbyKvduZPF04DT3fgSmyX0N7HjdivnlEtYpUwtsXW1ACasLdJtS97M PKkzKTUjpMtC//wVZOLAeLVx2IZySlgZVmDZkMUt8WyEDeYGP3IKmM3eo ZdjPN0eZqnvTDdSyY/iErD8aJdZsFVOacdi3j2T2x4t4OU0ozX9AjVXbC A==; X-CSE-ConnectionGUID: ikIL6+WcRMW5V72vS7fEVA== X-CSE-MsgGUID: QBOcMJkmRcSOOR3+bdPuhQ== X-IronPort-AV: E=McAfee;i="6800,10657,11486"; a="76652650" X-IronPort-AV: E=Sophos;i="6.16,294,1744095600"; d="scan'208";a="76652650" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jul 2025 03:47:45 -0700 X-CSE-ConnectionGUID: byxH4RIiQQGW8/LSRVqjzA== X-CSE-MsgGUID: mbTDMaewTwiPSew6ValJiA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,294,1744095600"; d="scan'208";a="159216949" Received: from pgcooper-mobl3.ger.corp.intel.com (HELO jhogande-mobl1..) ([10.245.244.92]) by fmviesa003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jul 2025 03:47:44 -0700 From: =?UTF-8?q?Jouni=20H=C3=B6gander?= To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: =?UTF-8?q?Jouni=20H=C3=B6gander?= Subject: [PATCH 0/2] Enable_psr kernel parameter changes Date: Mon, 7 Jul 2025 13:47:31 +0300 Message-ID: <20250707104733.1874797-1-jouni.hogander@intel.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" Currently setting enable_psr kernel parameter to != -1 is disabling Panel Replay and Early Transport. This patch set is changing enable_psr meaning as follows: -1 = PSR1 : yes, PSR2 = yes, Panel Replay : yes 0 = PSR1 : no, PSR2 = no, Panel Replay : no 1 = PSR1 : yes, PSR2 = no, Panel Replay : yes 2 = PSR1 : yes, PSR2 = yes, Panel Replay : no I.e. 1 disables PSR2 and 2 disables Panel replay. 0 disables PSR/Panel Replay completely. Enable_psr parameter doesn't impact Early Transport anymore. Jouni Högander (2): drm/i915/psr: Do not disable Early Transport when enable_psr is set drm/i915/psr: Do not disable Panel Replay if PSR2 is disabled .../drm/i915/display/intel_display_params.c | 3 +- drivers/gpu/drm/i915/display/intel_psr.c | 33 +++++++++---------- 2 files changed, 16 insertions(+), 20 deletions(-) -- 2.43.0