From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=198.175.65.13 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793706209; b=b/B5s59HZ4BrEnbQzT7W62JPndNjuJSWN0E7fmM+3YACj7Pye7ZS9rsz5Z/gN7VvX+ZF 3BFNXttcH2FkDL7pk0rxqEewp75hqi2mOKJfcJ758ITDEaYgB4H9IK4UWyr4n4NBMkenl dTIfclIaOJYI4HBjRFeuu/yZsDA7X+aSNs/eWTP9cFCITtJSgsBgAs3GU2juV+SsvkEnA 08ui3Usns+N04DJHCWw8wVjZsZ5eoSPRJ+JCyKmdNtSP2RH3+PWAhX4HYI5LFULnGVh99 a3IEs4yBClTzQT0Vkk3OwqJwieqGoE2HudtF0TPwcxsU9tOiyHYZud7uNUuc6O0AObA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793706209; h=DMARC-Filter:DKIM-Signature:X-CSE-ConnectionGUID:X-CSE-MsgGUID: X-IronPort-AV:X-IronPort-AV:Received:X-CSE-ConnectionGUID: X-CSE-MsgGUID:X-ExtLoop1:X-IronPort-AV:Received:Date:From:To:Cc: Subject:Message-ID:References:MIME-Version:Content-Type: Content-Disposition:In-Reply-To:Organization; bh=wNK5yE+IKNHGruns60ZbB24xYrrfVH266RRG8NSyk88=; b=sWwA81/SwS7gNGbjIwZHXYh+hNWVxWj7ie9jKCFqiQjALgZjeT0jS9pStRrQDiG6eshF 6pq4kAMP7bwIRGaHw822Z002qE304qupzf6aRQiwSQmdLFLNXzFtH5epOCNp6Kite2QZR FpxDcNh3wkBZb2YRO2Okz04ZSONFNpwWDzHJw2US9iBdKlHyoOgunTlI1nr0ypRouLRuN l9xjojGSxRnQy6qsQTWcdx9JdN31P7/Fd1AIbExDo5ZJ00pNGrhnBAmE/VF/UNIV1HqKU UOoos87T4HK8vT9LkR4G0Z3YcL58q8ABzLvgIJZDYs3CzOcKoqko6t/a4SvtDgy9lHQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=aAEEOYGb; arc=none smtp.remote-ip=198.175.65.13 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 56236606D802; Tue, 3 Nov 2026 11:43:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 56236606D802 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=aAEEOYGb DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1793706209; x=1825242209; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=R33tyjVH912C46YNAFlpD0lwhhatqNbKNycpwT/u6J4=; b=aAEEOYGbU30BV2lyfOht2ih5/h4vqg5XttNIeGCtgiPoNwYF1M9eIuvq rwQOvj9zi48pO4PQDaZ57hlbSyLOx6w9o7VluaLYWb/ZyNT08lwJxq02d YylDAWMyzDK9DOVRowrkI1yXfBWj3pGqltw1dEJDjZEP/ChXfy48DYWcd gygbYLS9ANwTpTvcwtoo1gxMQOy4/OtvILmZU40JcBJAjGdtiTWfBfKZE 93RDJnhOjKQbTfvs0Q4Vfkjmag67dzOCd25aptHq5YTusXaR15otezDhT pqrQuQi719W/mJ/v5AsvnBnhAfJsv2jpSVshCjm7/WSvFdLEjJiUZGsbG g==; X-CSE-ConnectionGUID: sVc7Rl0eS06+mMF+YTsw0Q== X-CSE-MsgGUID: xvMzu2ATTOCXpLrqW8+wmA== X-IronPort-AV: E=McAfee;i="6800,10657,11954"; a="2303793" X-IronPort-AV: E=Sophos;i="6.27,193,1787036400"; d="scan'208";a="2303793" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Nov 2026 03:43:28 -0800 X-CSE-ConnectionGUID: 07rTJIgmQNOYDJMCTvmoWA== X-CSE-MsgGUID: FLQemTavQVC7wR+jV2LW6w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,193,1787036400"; d="scan'208";a="6308772" Received: from ettammin-mobl3.ger.corp.intel.com (HELO localhost) ([10.245.245.108]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Nov 2026 03:43:24 -0800 Date: Tue, 3 Nov 2026 13:43:22 +0200 From: Andy Shevchenko To: James Hilliard Cc: Ilpo =?iso-8859-1?Q?J=E4rvinen?= , Greg Kroah-Hartman , Jiri Slaby , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev Subject: Re: [PATCH v6 1/8] serial: 8250_dw: select port setup through platform data Message-ID: References: <20261102-submit-h616-uart-fifo-v1-v6-0-25afcb346b0c@gmail.com> <20261102-submit-h616-uart-fifo-v1-v6-1-25afcb346b0c@gmail.com> X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261102-submit-h616-uart-fifo-v1-v6-1-25afcb346b0c@gmail.com> Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo On Mon, Nov 02, 2026 at 12:55:16PM -0700, James Hilliard wrote: > Select feature discovery and DMA attachment through a platform-data setup > callback. The generic callback probes the optional registers and attaches > DMA when a FIFO size is available. Integrations with a fixed configuration > can supply their own setup before the port is registered. Allow setup to > return an error so integrations can reject invalid configuration before > registration. > > Replace skip_autocfg with the Octeon setup selection. Octeon is a 64-bit > platform and continues to skip optional-register probing while retaining > its DMA setup. Select the DMA setup helper directly for this integration. > Keep generic setup for devices without matched platform data as well. Reviewed-by: Andy Shevchenko -- With Best Regards, Andy Shevchenko