From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753347Ab3LTDV2 (ORCPT ); Thu, 19 Dec 2013 22:21:28 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:48631 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751825Ab3LTDV0 (ORCPT ); Thu, 19 Dec 2013 22:21:26 -0500 Date: Thu, 19 Dec 2013 19:21:33 -0800 From: Greg KH To: Ravi Patel Cc: arnd@arndb.de, davem@davemloft.net, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, jcm@redhat.com, patches@apm.com, Keyur Chudgar Subject: Re: [PATCH 2/4] misc: xgene: Add base driver for APM X-Gene SoC Queue Manager/Traffic Manager Message-ID: <20131220032133.GB32310@kroah.com> References: <1387507503-7565-1-git-send-email-rapatel@apm.com> <1387507503-7565-3-git-send-email-rapatel@apm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1387507503-7565-3-git-send-email-rapatel@apm.com> User-Agent: Mutt/1.5.22 (2013-10-16) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Dec 19, 2013 at 06:45:01PM -0800, Ravi Patel wrote: > This patch adds APM X-Gene SoC Queue Manager/Traffic Manager base driver. > QMTM is requried by Ethernet, PktDMA and Security Engine subsystems. How does this driver talk to userspace? Or is it just a "bus" for devices to attach to and use to talk to the real devices in the system? If so, why isn't it represented in the driver model? thanks, greg k-h