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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 771C2EC873F for ; Thu, 7 Sep 2023 16:18:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238656AbjIGQSt (ORCPT ); Thu, 7 Sep 2023 12:18:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54210 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234833AbjIGQRl (ORCPT ); Thu, 7 Sep 2023 12:17:41 -0400 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6524B3C23; Thu, 7 Sep 2023 09:07:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1694102823; x=1725638823; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version; bh=pnR5kstqGfQdtJCcOXHBRX9aXdYhQVq6t+ivw38b4fk=; b=Cz/mmv3IBGQBlIzGNQeWv6cxO/7eVIRldrPfezNAICRaWZKVm2uSqq9b EMT6JwQWm3brtg5v0IxUNn2NrrK3w2IspTchyh5fXZC7e4/Yhf7BFsYWJ gu2oi6OR/MLbnUHRaYAQ5Z1l4FfPtOCuVuOO9uxWo3C8DYxtcFIsijth5 IdY57Mwa/3/HNUUGiFcO04t99MvUFygc/VcjK5IbwZvu1cm4QBRGeq7bf yBWoMqgSbVp2hI0kbHWWnc3AecwiDcALjqlVElSjR4Q+k/hI2dI6bnwdf ICgBlI50j2JdzIcVpXn3Bu5CEVts0O3M8iZjoeWCUeiZoazg8yFGp40mb g==; X-IronPort-AV: E=McAfee;i="6600,9927,10825"; a="380025588" X-IronPort-AV: E=Sophos;i="6.02,234,1688454000"; d="scan'208";a="380025588" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Sep 2023 02:43:35 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10825"; a="832092585" X-IronPort-AV: E=Sophos;i="6.02,234,1688454000"; d="scan'208";a="832092585" Received: from iraduica-mobl1.ger.corp.intel.com (HELO localhost) ([10.252.61.21]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Sep 2023 02:43:31 -0700 From: Jani Nikula To: suijingfeng , Thomas Zimmermann , Sui Jingfeng , Bjorn Helgaas , "Koenig, Christian" , "Deucher, Alexander" Cc: nouveau@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, linux-pci@vger.kernel.org Subject: Re: [Nouveau] [RFC, drm-misc-next v4 0/9] PCI/VGA: Allowing the user to select the primary video adapter at boot time In-Reply-To: <3f41eea5-d441-304d-f441-eaf7ce63d3e1@loongson.cn> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <20230904195724.633404-1-sui.jingfeng@linux.dev> <151c0429-dbc2-e987-1491-6c733ca159ac@suse.de> <3eced3f5-622f-31a6-f8a0-ff0812be74ff@loongson.cn> <6035cf27-1506-dda7-e1ca-d83ce5cb5340@suse.de> <3f41eea5-d441-304d-f441-eaf7ce63d3e1@loongson.cn> Date: Thu, 07 Sep 2023 12:43:29 +0300 Message-ID: <87edjagvy6.fsf@intel.com> MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 06 Sep 2023, suijingfeng wrote: > Another limitation of the 'nomodeset' parameter is that > it is only available on recent upstream kernel. Low version > downstream kernel don't has this parameter supported yet. > So this create inconstant developing experience. I believe that > there always some people need do back-port and upstream work > for various reasons. While that may be true, it's not an argument in favour of adding new module parameters or special values to existing module parameters. They would have to be backported just as well. BR, Jani. -- Jani Nikula, Intel Open Source Graphics Center