From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Widawsky Subject: [PATCH 25/26] drm/i915: Print used ppgtt pages for gen6 in debugfs Date: Mon, 17 Mar 2014 22:48:57 -0700 Message-ID: <1395121738-29126-26-git-send-email-benjamin.widawsky@intel.com> References: <1395121738-29126-1-git-send-email-benjamin.widawsky@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 85CA82B0F8 for ; Mon, 17 Mar 2014 22:49:14 -0700 (PDT) In-Reply-To: <1395121738-29126-1-git-send-email-benjamin.widawsky@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Intel GFX List-Id: intel-gfx@lists.freedesktop.org Signed-off-by: Ben Widawsky --- drivers/gpu/drm/i915/i915_debugfs.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 5f3666a..04d40fa 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1785,10 +1785,26 @@ static void gen8_ppgtt_info(struct seq_file *m, struct drm_device *dev, int verb } } +static size_t gen6_ppgtt_count_pt_pages(struct i915_hw_ppgtt *ppgtt) +{ + struct i915_pagedir *pd = &ppgtt->pd; + struct i915_pagetab **pt = &pd->page_tables[0]; + size_t cnt = 0; + int i; + + for (i = 0; i < ppgtt->num_pd_entries; i++) { + if (pt[i] != ppgtt->scratch_pt) + cnt++; + } + + return cnt; +} + static void print_ppgtt(struct seq_file *m, struct i915_hw_ppgtt *ppgtt, const char *name) { seq_printf(m, "%s:\n", name); seq_printf(m, "pd gtt offset: 0x%08x\n", ppgtt->pd.pd_offset); + seq_printf(m, "\tpd pages: %zu\n", gen6_ppgtt_count_pt_pages(ppgtt)); } static void gen6_ppgtt_info(struct seq_file *m, struct drm_device *dev, bool verbose) @@ -1809,6 +1825,8 @@ static void gen6_ppgtt_info(struct seq_file *m, struct drm_device *dev, bool ver seq_printf(m, "PP_DIR_BASE_READ: 0x%08x\n", I915_READ(RING_PP_DIR_BASE_READ(ring))); seq_printf(m, "PP_DIR_DCLV: 0x%08x\n", I915_READ(RING_PP_DIR_DCLV(ring))); } + seq_printf(m, "ECOCHK: 0x%08x\n\n", I915_READ(GAM_ECOCHK)); + if (dev_priv->mm.aliasing_ppgtt) { struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt; @@ -1829,7 +1847,6 @@ static void gen6_ppgtt_info(struct seq_file *m, struct drm_device *dev, bool ver if (verbose) idr_for_each(&file_priv->context_idr, per_file_ctx, m); } - seq_printf(m, "ECOCHK: 0x%08x\n", I915_READ(GAM_ECOCHK)); } static int i915_ppgtt_info(struct seq_file *m, void *data) -- 1.9.0