From patchwork Tue Oct 21 10:51:08 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dheeraj Jamwal X-Patchwork-Id: 5117821 Return-Path: X-Original-To: patchwork-ltsi-dev@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id AC49CC11AC for ; Tue, 21 Oct 2014 11:36:59 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E3A742010F for ; Tue, 21 Oct 2014 11:36:58 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0E9F220107 for ; Tue, 21 Oct 2014 11:36:58 +0000 (UTC) Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 5A6F0F95; Tue, 21 Oct 2014 11:06:19 +0000 (UTC) X-Original-To: ltsi-dev@lists.linuxfoundation.org Delivered-To: ltsi-dev@mail.linuxfoundation.org Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 4FF63C4A for ; Tue, 21 Oct 2014 11:06:18 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by smtp1.linuxfoundation.org (Postfix) with ESMTP id F1AA21FA0F for ; Tue, 21 Oct 2014 11:06:17 +0000 (UTC) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP; 21 Oct 2014 04:06:17 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.04,761,1406617200"; d="scan'208";a="617796438" Received: from ubuntu-desktop.png.intel.com ([10.221.122.25]) by fmsmga002.fm.intel.com with ESMTP; 21 Oct 2014 04:06:16 -0700 From: Dheeraj Jamwal To: ltsi-dev@lists.linuxfoundation.org Date: Tue, 21 Oct 2014 18:51:08 +0800 Message-Id: <1413889294-31328-469-git-send-email-dheerajx.s.jamwal@intel.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1413889294-31328-1-git-send-email-dheerajx.s.jamwal@intel.com> References: <1413889294-31328-1-git-send-email-dheerajx.s.jamwal@intel.com> X-Spam-Status: No, score=-5.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org Subject: [LTSI-dev] [PATCH 0468/1094] drm/i915: Actually capture PP_DIR_BASE on error X-BeenThere: ltsi-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: "A list to discuss patches, development, and other things related to the LTSI project" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: ltsi-dev-bounces@lists.linuxfoundation.org Errors-To: ltsi-dev-bounces@lists.linuxfoundation.org X-Virus-Scanned: ClamAV using ClamSMTP From: Ben Widawsky I have been seeing this for a long time, but ignored it because it's typically not terribly important. Recently, I really needed this info, and it was garbage. Proof that I should have fixed it sooner. Originally wrong from: commit 6c7a01ec3743a5a6ce9e53a69d7a6c2d8c715eb1 Author: Ben Widawsky Date: Thu Jan 30 00:19:40 2014 -0800 drm/i915: Capture PPGTT info on error capture Cc: Chris Wilson Signed-off-by: Ben Widawsky Signed-off-by: Daniel Vetter (cherry picked from commit ae89f44d13a36192cc19c1de04aa41ab0b3624cc) Signed-off-by: Dheeraj Jamwal --- drivers/gpu/drm/i915/i915_gpu_error.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 144a5e2..baf1ca6 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -850,10 +850,12 @@ static void i915_record_ring_state(struct drm_device *dev, } break; case 7: - ering->vm_info.pp_dir_base = RING_PP_DIR_BASE(ring); + ering->vm_info.pp_dir_base = + I915_READ(RING_PP_DIR_BASE(ring)); break; case 6: - ering->vm_info.pp_dir_base = RING_PP_DIR_BASE_READ(ring); + ering->vm_info.pp_dir_base = + I915_READ(RING_PP_DIR_BASE_READ(ring)); break; } }