From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751646AbdAYNiv (ORCPT ); Wed, 25 Jan 2017 08:38:51 -0500 Received: from foss.arm.com ([217.140.101.70]:36860 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751386AbdAYNiu (ORCPT ); Wed, 25 Jan 2017 08:38:50 -0500 Subject: Re: [PATCH] firmware: arm_scpi: Add hardware dependencies To: Jean Delvare , LKML References: <20170125143200.0554ad0f@endymion> Cc: Sudeep Holla , "Jon Medhurst (Tixy)" From: Sudeep Holla Organization: ARM Message-ID: Date: Wed, 25 Jan 2017 13:38:47 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.5.1 MIME-Version: 1.0 In-Reply-To: <20170125143200.0554ad0f@endymion> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 25/01/17 13:32, Jean Delvare wrote: > With a name like that, I assume that the ARM SCPI protocol is only > useful on the ARM architectures. > > Signed-off-by: Jean Delvare > Fixes: 8f1498c03d15 ("firmware: arm_scpi: make it depend on MAILBOX instead of") > Cc: Sudeep Holla > Cc: Jon Medhurst (Tixy) > --- > Please correct me if I'm wrong. > I won't say you are wrong but the reason why it's named arm_scpi is because the protocol was developed by ARM. It doesnn't mean only ARM/ARM64 needs to use it, it can be used on any architecture for inter-processor communication using any communication technique (currently mailbox is the only supported in the driver) -- Regards, Sudeep