From patchwork Tue Jul 26 16:40:56 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: arun.siluvery@linux.intel.com X-Patchwork-Id: 9248449 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id BBC1C607F2 for ; Tue, 26 Jul 2016 16:42:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id ADC0A26223 for ; Tue, 26 Jul 2016 16:42:02 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A29DA271FD; Tue, 26 Jul 2016 16:42:02 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5519E26223 for ; Tue, 26 Jul 2016 16:42:02 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9940B6E566; Tue, 26 Jul 2016 16:41:41 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 911A16E55F for ; Tue, 26 Jul 2016 16:41:38 +0000 (UTC) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga103.jf.intel.com with ESMTP; 26 Jul 2016 09:41:24 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos; i="5.28,425,1464678000"; d="scan'208"; a="1014222600" Received: from asiluver-linux.isw.intel.com ([10.102.226.117]) by fmsmga001.fm.intel.com with ESMTP; 26 Jul 2016 09:41:22 -0700 From: Arun Siluvery To: intel-gfx@lists.freedesktop.org Date: Tue, 26 Jul 2016 17:40:56 +0100 Message-Id: <1469551257-26803-11-git-send-email-arun.siluvery@linux.intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1469551257-26803-1-git-send-email-arun.siluvery@linux.intel.com> References: <1469551257-26803-1-git-send-email-arun.siluvery@linux.intel.com> Subject: [Intel-gfx] [PATCH 10/11] drm/i915/tdr: Export reset count info to debugfs X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP A new variable is added to export the reset counts to debugfs, this includes full gpu reset and engine reset count. This is useful for tests where they areexpected to trigger reset; these counts are checked before and after the test to ensure the same. Signed-off-by: Arun Siluvery --- drivers/gpu/drm/i915/i915_debugfs.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 9aa62c5..853da76 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1470,6 +1470,24 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) return 0; } +static int i915_reset_info(struct seq_file *m, void *unused) +{ + struct drm_info_node *node = m->private; + struct drm_device *dev = node->minor->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct i915_gpu_error *error = &dev_priv->gpu_error; + struct intel_engine_cs *engine; + + seq_printf(m, "full gpu reset = %u\n", i915_reset_count(error)); + + for_each_engine(engine, dev_priv) { + seq_printf(m, "%s = %u\n", engine->name, + i915_engine_reset_count(error, engine)); + } + + return 0; +} + static int ironlake_drpc_info(struct seq_file *m) { struct drm_info_node *node = m->private; @@ -5379,6 +5397,7 @@ static const struct drm_info_list i915_debugfs_list[] = { {"i915_guc_log_dump", i915_guc_log_dump, 0}, {"i915_frequency_info", i915_frequency_info, 0}, {"i915_hangcheck_info", i915_hangcheck_info, 0}, + {"i915_reset_info", i915_reset_info, 0}, {"i915_drpc_info", i915_drpc_info, 0}, {"i915_emon_status", i915_emon_status, 0}, {"i915_ring_freq_table", i915_ring_freq_table, 0},