From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261954AbVFSPpc (ORCPT ); Sun, 19 Jun 2005 11:45:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262256AbVFSPpc (ORCPT ); Sun, 19 Jun 2005 11:45:32 -0400 Received: from caramon.arm.linux.org.uk ([212.18.232.186]:40970 "EHLO caramon.arm.linux.org.uk") by vger.kernel.org with ESMTP id S261954AbVFSPp2 (ORCPT ); Sun, 19 Jun 2005 11:45:28 -0400 Date: Sun, 19 Jun 2005 16:45:21 +0100 From: Russell King To: Pierre Ossman Cc: LKML , Alan Cox Subject: Re: ISA DMA controller hangs Message-ID: <20050619164521.A13005@flint.arm.linux.org.uk> Mail-Followup-To: Pierre Ossman , LKML , Alan Cox References: <42987450.9000601@drzeus.cx> <1117288285.2685.10.camel@localhost.localdomain> <42A2B610.1020408@drzeus.cx> <42A3061C.7010604@drzeus.cx> <42B1A08B.8080601@drzeus.cx> <20050616170622.A1712@flint.arm.linux.org.uk> <42B3D830.9060100@drzeus.cx> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: <42B3D830.9060100@drzeus.cx>; from drzeus-list@drzeus.cx on Sat, Jun 18, 2005 at 10:15:44AM +0200 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Jun 18, 2005 at 10:15:44AM +0200, Pierre Ossman wrote: > Russell King wrote: > >Shouldn't there be a system device for the DMA controller? I think > >that should have appropriate hooks into the power management system > >to do the necessary magic to restore whatever's needed - just like > >we do for the PIC. > > I'll have a look at how the PIC is handled then. Any corner cases I > should be aware of? No idea on that score I'm afraid. Alan may know better. -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: 2.6 Serial core