From owner-freebsd-current@FreeBSD.ORG Sun Mar 22 03:57:19 2009 Return-Path: Delivered-To: freebsd-current@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 05A74106566C; Sun, 22 Mar 2009 03:57:19 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (troutmask.apl.washington.edu [128.208.78.105]) by mx1.freebsd.org (Postfix) with ESMTP id B73EB8FC0A; Sun, 22 Mar 2009 03:57:18 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (localhost.apl.washington.edu [127.0.0.1]) by troutmask.apl.washington.edu (8.14.3/8.14.3) with ESMTP id n2M3vJ2G049303; Sat, 21 Mar 2009 20:57:19 -0700 (PDT) (envelope-from sgk@troutmask.apl.washington.edu) Received: (from sgk@localhost) by troutmask.apl.washington.edu (8.14.3/8.14.3/Submit) id n2M3vJ6N049302; Sat, 21 Mar 2009 20:57:19 -0700 (PDT) (envelope-from sgk) Date: Sat, 21 Mar 2009 20:57:19 -0700 From: Steve Kargl To: Robert Noland Message-ID: <20090322035719.GA49263@troutmask.apl.washington.edu> References: <20090322021852.GA48543@troutmask.apl.washington.edu> <1237688696.1756.3.camel@balrog.2hip.net> <20090322022846.GA48644@troutmask.apl.washington.edu> <1237689169.1756.5.camel@balrog.2hip.net> <20090322024755.GA48794@troutmask.apl.washington.edu> <1237691360.1756.13.camel@balrog.2hip.net> <20090322032707.GA49072@troutmask.apl.washington.edu> <1237693139.1756.22.camel@balrog.2hip.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1237693139.1756.22.camel@balrog.2hip.net> User-Agent: Mutt/1.4.2.3i Cc: freebsd-current@FreeBSD.org Subject: Re: drm on i965GM is very sluggish X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 22 Mar 2009 03:57:19 -0000 On Sat, Mar 21, 2009 at 10:38:59PM -0500, Robert Noland wrote: > On Sat, 2009-03-21 at 20:27 -0700, Steve Kargl wrote: > > On Sat, Mar 21, 2009 at 10:09:20PM -0500, Robert Noland wrote: > > > On Sat, 2009-03-21 at 19:47 -0700, Steve Kargl wrote: > > > > > > > > I also just noticed that dmesg had > > > > > > > > drm0: on vgapci0 > > > > info: [drm] MSI enabled 1 message(s) > > > > > > > > Is it possible to disable MSI and still run drm? > > > > > > Yes, There is a tuneable hw.drm.msi > > > > > > I did do all of the msi development on a 965gm. Unfortunately, I no > > > longer have access to that hardware. > > > > > > Do you have witness enabled? > > > > > > > Yes. And invariants. > > Ok, and it isn't screaming that I did something bad? Mostly this is > just a sync to what Intel is shipping... I did replace my irq handler > with anholt's, but they were pretty close. > Neither witness nor invariant appear unhappy. The only think I see in /var/log/messages is Mar 21 19:30:33 REMOVE kernel: error: [drm:pid22190:i915_get_vblank_counter] *ERROR* trying to get vblank count for disabled pipe 0 IIRC, you said this can be ignored. I'll try disabling MSI later tonight. -- Steve