From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752766Ab1H2GEX (ORCPT ); Mon, 29 Aug 2011 02:04:23 -0400 Received: from darkcity.gna.ch ([195.226.6.51]:39993 "EHLO mail.gna.ch" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750738Ab1H2GES convert rfc822-to-8bit (ORCPT ); Mon, 29 Aug 2011 02:04:18 -0400 Subject: Re: Kernel almost hangs when CONFIG_DRM_RADEON=y From: Michel =?ISO-8859-1?Q?D=E4nzer?= To: Borislav Petkov Cc: Pavel Ivanov , linux-kernel , dri-devel@lists.freedesktop.org Date: Mon, 29 Aug 2011 08:04:04 +0200 In-Reply-To: <20110829054926.GA7123@liondog.tnic> References: <1314435638.2321.12.camel@thor.local> <20110828053624.GC12851@liondog.tnic> <20110829054926.GA7123@liondog.tnic> Face: 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 jycPrvgA R1goSzOnkp14YCYHsp7QJHAS5QcXDqG1jBxdSITVgBNkBTFloj88Q/gMkFcuItYiQPUCBGc2xh5drsD/wGZrgsgDOE4ZAAAAABJRU5ErkJggg== Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT X-Mailer: Evolution 3.0.1 Message-ID: <1314597844.31972.32.camel@thor.local> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2011-08-29 at 07:49 +0200, Borislav Petkov wrote: > On Sun, Aug 28, 2011 at 05:47:59PM -0400, Pavel Ivanov wrote: > > On Sun, Aug 28, 2011 at 1:36 AM, Borislav Petkov wrote: > > >> > With CONFIG_DRM_RADEON=y, the microcode is needed before it can be > > >> > loaded from userspace, so it needs to be built into the kernel as well. > > >> > > >> How should I do that? I've tried to set all "m"s to "y" in .config and > > >> still saw this issue. Should I set some special parameter? > > > > > > You need to add "radeon/CEDAR_pfp.bin" to CONFIG_EXTRA_FIRMWARE when you > > > configure your kernel and enable CONFIG_FIRMWARE_IN_KERNEL. > > > > > > The radeon/CEDAR_pfp.bin file (+ leading directory, mind you) should > > > most probably be located in /lib/firmware or to whatever you have set > > > CONFIG_EXTRA_FIRMWARE_DIR so that Kbuild can find it (if not, you'll get > > > a warning at the end of the kernel build). This way, it works for both > > > radeon being =m and =y. > > > > Everything else in /lib/firmware/radeon is needed after user space > > become available? > > You mean the other *.bin files? If so, not for your case, AFAICT - your > driver is requesting CEDAR_pfp.bin only, correct? It'll need all the CEDAR_*.bin files. -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Debian, X and DRI developer