Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756444AbZIDBnh (ORCPT ); Thu, 3 Sep 2009 21:43:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756097AbZIDBnh (ORCPT ); Thu, 3 Sep 2009 21:43:37 -0400 Received: from mga12.intel.com ([143.182.124.36]:17024 "EHLO azsmga102.ch.intel.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756089AbZIDBng (ORCPT ); Thu, 3 Sep 2009 21:43:36 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.44,271,1249282800"; d="scan'208";a="183952799" From: Zhenyu Wang To: intel-gfx@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org, Zhenyu Wang , Stable Team , Alan Stern Subject: [PATCH 1/3] agp/intel: remove restore in resume Date: Fri, 4 Sep 2009 09:43:34 +0800 Message-Id: <1252028615-13785-1-git-send-email-zhenyuw@linux.intel.com> X-Mailer: git-send-email 1.6.3.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1411 Lines: 40 As early pci resume has already restored config for host bridge and graphics device, don't need to restore it again, which might cause problem on some chips, like 845G tested by Alan Stern. Cc: Stable Team Cc: Alan Stern Signed-off-by: Zhenyu Wang --- drivers/char/agp/intel-agp.c | 9 --------- 1 files changed, 0 insertions(+), 9 deletions(-) diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index c585577..dee0f1f 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -2313,15 +2313,6 @@ static int agp_intel_resume(struct pci_dev *pdev) struct agp_bridge_data *bridge = pci_get_drvdata(pdev); int ret_val; - pci_restore_state(pdev); - - /* We should restore our graphics device's config space, - * as host bridge (00:00) resumes before graphics device (02:00), - * then our access to its pci space can work right. - */ - if (intel_private.pcidev) - pci_restore_state(intel_private.pcidev); - if (bridge->driver == &intel_generic_driver) intel_configure(); else if (bridge->driver == &intel_850_driver) -- 1.6.3.3 -- 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/