From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264084AbTDWPZV (ORCPT ); Wed, 23 Apr 2003 11:25:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264087AbTDWPZT (ORCPT ); Wed, 23 Apr 2003 11:25:19 -0400 Received: from smtp-out1.iol.cz ([194.228.2.86]:36022 "EHLO smtp-out1.iol.cz") by vger.kernel.org with ESMTP id S264084AbTDWPYY (ORCPT ); Wed, 23 Apr 2003 11:24:24 -0400 Date: Wed, 23 Apr 2003 17:34:41 +0200 From: Pavel Machek To: "Grover, Andrew" Cc: Benjamin Herrenschmidt , Patrick Mochel , linux-kernel mailing list Subject: Re: Subtle semantic issue with sleep callbacks in drivers Message-ID: <20030423153441.GD3035@elf.ucw.cz> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.3i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > > What I mean here is that none of our drivers know how to bring > > back a chip as complicated as a radeon or a nvidia up from > > power off, this requires intimate knowledge of the chip > > internals, the way it's wired on a given board, etc... > > All I am saying is that on Windows, the driver gets no help from the > BIOS, APM, or ACPI, but yet it restores the video to full working > condition. I understand that this sounds complicated, but since > there is It is not only complicated, we also lack docs neccessary to do that... Pavel -- When do you have a heart between your knees? [Johanka's followup: and *two* hearts?]