Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752779Ab1FNRXW (ORCPT ); Tue, 14 Jun 2011 13:23:22 -0400 Received: from mga01.intel.com ([192.55.52.88]:48132 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751998Ab1FNRXV (ORCPT ); Tue, 14 Jun 2011 13:23:21 -0400 Message-Id: X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.65,365,1304319600"; d="scan'208";a="18121734" Date: Tue, 14 Jun 2011 18:23:16 +0100 To: Daniel J Blueman , Eric Anholt Subject: Re: [PATCH 3.0-rc3] i915: Fix gen6 (SNB) GPU stalling Cc: Keith Packard , Dave Airlie , intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, Daniel J Blueman References: <1308070307-2630-1-git-send-email-daniel.blueman@gmail.com> From: Chris Wilson In-Reply-To: <1308070307-2630-1-git-send-email-daniel.blueman@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 980 Lines: 25 On Wed, 15 Jun 2011 00:51:47 +0800, Daniel J Blueman wrote: > True; that is quite heavy handed delay looping. > > It's a pity the usual Intel font didn't make it to the programmer's > reference manuals. Anyway, unmasking the blitter user interrupt in the hardware > status mask register addresses the root cause. Out of reset it's FFFFFFFFh, > so we don't need to read it here. > > It would be good to get this into -rc4. -stable probably needs some additional > tweaks. > > Signed-off-by: Daniel J Blueman Tested-by: Chris Wilson Should apply as is and be equally effective for stable. -Chris -- Chris Wilson, Intel Open Source Technology Centre -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/