Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753523Ab2HDF6T (ORCPT ); Sat, 4 Aug 2012 01:58:19 -0400 Received: from smtprelay-b22.telenor.se ([195.54.99.213]:48232 "EHLO smtprelay-b22.telenor.se" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752061Ab2HDF6R (ORCPT ); Sat, 4 Aug 2012 01:58:17 -0400 X-SENDER-IP: [85.230.170.20] X-LISTENER: [smtp.bredband.net] X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AlJbAGK5HFBV5qoUPGdsb2JhbABFhRIiAYUArwgZAQEBATc0gn0TAQ8YEXEKGhOIEbx2FIs9hnsDmzSNBIFU X-IronPort-AV: E=Sophos;i="4.77,711,1336341600"; d="scan'208";a="168481409" From: "Henrik Rydberg" To: Ben Skeggs Cc: Dave Airlie , nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Henrik Rydberg Subject: [PATCH] nouveau: Do not use nva3 engine for 0xaf chipset Date: Sat, 4 Aug 2012 08:00:45 +0200 Message-Id: <1344060045-784-1-git-send-email-rydberg@euromail.se> X-Mailer: git-send-email 1.7.11.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1188 Lines: 39 The nva3 copy engine exhibits random memory corruption in at least one case, the GeForce 320M (nv50, 0xaf) in the MacBookAir3,1. This patch omits creating the engine for the specific chipset, falling back to M2MF, which kills the symptoms. Signed-off-by: Henrik Rydberg --- Hi Ben, this patch is still needed in 3.6-rc1, so perhaps we should apply it after all. I have been running it without problems for a long time now. Thanks, Henrik drivers/gpu/drm/nouveau/nouveau_state.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index 1cdfd6e..1866dbb 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -731,7 +731,6 @@ nouveau_card_init(struct drm_device *dev) case 0xa3: case 0xa5: case 0xa8: - case 0xaf: nva3_copy_create(dev); break; } -- 1.7.11.4 -- 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/