From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jarkko Nikula Subject: Re: [PATCH 3/4] fix module autoloading for ACPI enumerated devices Date: Fri, 17 Jan 2014 09:37:56 +0200 Message-ID: <52D8DDD4.10704@linux.intel.com> References: <1389689198-2641-1-git-send-email-rui.zhang@intel.com> <1389689198-2641-4-git-send-email-rui.zhang@intel.com> <20140116122704.GD2617@katana> <1389877509.3010.15.camel@rzhang1-mobl4> <20140116194651.GO17314@sirena.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Zhang Rui , Wolfram Sang , linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-i2c@vger.kernel.org, linux-spi@vger.kernel.org, gregkh@linuxfoundation.org, rafael.j.wysocki@intel.com, grant.likely@linaro.org, mika.westerberg@linux.intel.com, grant.likely@secretlab.ca To: Mark Brown Return-path: In-Reply-To: <20140116194651.GO17314@sirena.org.uk> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-spi.vger.kernel.org On 01/16/2014 09:46 PM, Mark Brown wrote: > On Thu, Jan 16, 2014 at 09:05:09PM +0800, Zhang Rui wrote: >> On Thu, 2014-01-16 at 13:27 +0100, Wolfram Sang wrote: >> This seems a gap to me but I'm not 100% sure. >> I saw Grant Likely introduced the OF style MODALIAS to platform bus, and >> OF style registration/binding to i2c bus, maybe he has an answer for >> this. > This is needed for ACPI because we rewrite the device names to give us > stable names. With OF for I2C and SPI nothing bus specific is done that > affects this stuff so the default behaviour works. Sidenote: actually this modalias/module loading issue is different and not related to stable ACPI i2c/spi slave device names. -- Jarkko