From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EEF504A21; Fri, 13 Feb 2026 09:16:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770974206; cv=none; b=ExbWniJxDq74Kphvb8MJyqQTTLujSBkZp/wVasAgArhu9LCEksL0HdzO4FJmxG5uEf6X2eP3n3xAkS8vmAwpJZ2wQ581S3b6uuPDHkO/o6zxy9ojhpDWZEktsUi0TvtmxIrq49GA9UnKHk0QUwq3FAytIwSGSptRbS1MP7fqSew= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770974206; c=relaxed/simple; bh=aOpsKlpfc5Zlu1R5ozLN/rwNj8CPUIcboPSZkhGavZU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=F0orYT3xO01aBYPSqwzD1YhZdV3aqZsY3QDw6Vry5qe22udNWsE+SQ/yYwQXvU/SzHeQ+d1XvBaOHgxICZhIUeVmDMF2J+66Stk1BMJMYYxWJCem1j5HN641h3XWRJaaNHYR+x+KK77dSKswERcdSfZ7Bj58EGgAnQwiTl8FWFE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=RV8XGcDa; arc=none smtp.client-ip=192.198.163.7 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) header.d=intel.com header.i=@intel.com header.b="RV8XGcDa" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1770974205; x=1802510205; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=aOpsKlpfc5Zlu1R5ozLN/rwNj8CPUIcboPSZkhGavZU=; b=RV8XGcDasNXY2SIWzxN8YoUJDNOctU5rKBf+XJHlsPE7tv9WT86PbxrP NHaqpDgqGyfMQ8ZdMwMysFDMXFC7aoNZEfyEuv0uaSqQujwcHGB7qTWqf PKqQkllRGCL8owwY6W3aB+UPp0UfnuqoGxopUm0UeVhgcP/uA/vr33cXE /KzIaX1rWCO6pJnccz60J0i1uimT3lPQ7gIEpw6uxP9gv5VVfOwYtuila zhid7Mn1wMVO6kvADu+EzS5pEwK304p1StPunym9MYQOLelbECpVJ+Rxl KU4FcNWx8Nrb8h+OpaZGAXhyLguPkLnLlLsQbLZYhlSTRJ0bD0Zfe+ozZ g==; X-CSE-ConnectionGUID: bNvW0JE+RlSvDPKCxhO5Yg== X-CSE-MsgGUID: yunN0aSFTc+Bb7hCFoQMxA== X-IronPort-AV: E=McAfee;i="6800,10657,11699"; a="97615254" X-IronPort-AV: E=Sophos;i="6.21,288,1763452800"; d="scan'208";a="97615254" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Feb 2026 01:16:44 -0800 X-CSE-ConnectionGUID: UocEMbZDQFOmPyDj++sYGQ== X-CSE-MsgGUID: b1L5MCxUQR+TidZAcLsH2A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,288,1763452800"; d="scan'208";a="212118814" Received: from pgcooper-mobl3.ger.corp.intel.com (HELO localhost) ([10.245.245.242]) by orviesa010-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Feb 2026 01:16:42 -0800 Date: Fri, 13 Feb 2026 11:16:38 +0200 From: Andy Shevchenko To: Bartosz Golaszewski Cc: Peter Tyser , Lee Jones , Hans de Goede , Ilpo =?iso-8859-1?Q?J=E4rvinen?= , Dmitry Torokhov , Greg Kroah-Hartman , linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org, brgl@kernel.org Subject: Re: [PATCH 1/2] mfd: lpc_ich: expose the GPIO controller cell's software node Message-ID: References: <20260213-meraki-swnodes-v1-0-8e032693456c@oss.qualcomm.com> <20260213-meraki-swnodes-v1-1-8e032693456c@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260213-meraki-swnodes-v1-1-8e032693456c@oss.qualcomm.com> Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo On Fri, Feb 13, 2026 at 09:25:24AM +0100, Bartosz Golaszewski wrote: > One of the users of this driver - meraki-mx100 - abuses the software > node API by setting up a dummy software node without any logical link to > this GPIO controller and uses the fact that the GPIO core matches the > controller's label against the swnode's name to make the lookup work. > > We want to remove this behavior from GPIOLIB in favor of actual matching > of firmware nodes but that would break this user. To facilitate that: > create a software node for the GPIO controller cell and expose its > address in the provided MFD header. ... > +const struct software_node lpc_ich_gpio_swnode = { > + .name = "gpio_ich", > +}; > +EXPORT_SYMBOL(lpc_ich_gpio_swnode); Can we export in a dedicated namespace? Perhaps "LPC_ICH"? -- With Best Regards, Andy Shevchenko