From patchwork Tue Jul 7 15:14:50 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michel Thierry X-Patchwork-Id: 6734171 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 457D79F2F0 for ; Tue, 7 Jul 2015 15:15:15 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 484B420752 for ; Tue, 7 Jul 2015 15:15:14 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id EA47720741 for ; Tue, 7 Jul 2015 15:15:12 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 21F336EA42; Tue, 7 Jul 2015 08:15:12 -0700 (PDT) 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 718B36EA45 for ; Tue, 7 Jul 2015 08:15:10 -0700 (PDT) Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga103.jf.intel.com with ESMTP; 07 Jul 2015 08:15:10 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.15,424,1432623600"; d="scan'208";a="601641151" Received: from michelth-linux2.isw.intel.com ([10.102.226.189]) by orsmga003.jf.intel.com with ESMTP; 07 Jul 2015 08:15:10 -0700 From: Michel Thierry To: intel-gfx@lists.freedesktop.org Date: Tue, 7 Jul 2015 16:14:50 +0100 Message-Id: <1436282103-5854-6-git-send-email-michel.thierry@intel.com> X-Mailer: git-send-email 2.4.5 In-Reply-To: <1436282103-5854-1-git-send-email-michel.thierry@intel.com> References: <1436282103-5854-1-git-send-email-michel.thierry@intel.com> Cc: akash.goel@intel.com Subject: [Intel-gfx] [PATCH v4 05/18] drm/i915/gen8: Add dynamic page trace events 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-Spam-Status: No, score=-5.0 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 X-Virus-Scanned: ClamAV using ClamSMTP The dynamic page allocation patch series added it for GEN6, this patch adds them for GEN8. v2: Consolidate pagetable/page_directory events v3: Multiple rebases. v4: Rebase after s/page_tables/page_table/. v5: Rebase after Mika's ppgtt cleanup / scratch merge patch series. v6: Rebase after gen8_map_pagetable_range removal. v7: Use generic page name (px) in DECLARE_EVENT_CLASS (Akash) Cc: Akash Goel Signed-off-by: Ben Widawsky Signed-off-by: Michel Thierry (v3+) --- drivers/gpu/drm/i915/i915_gem_gtt.c | 6 ++++++ drivers/gpu/drm/i915/i915_trace.h | 32 ++++++++++++++++++++++++-------- 2 files changed, 30 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index c3c2703..425ce65 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -828,6 +828,7 @@ static int gen8_ppgtt_alloc_pagetabs(struct i915_address_space *vm, gen8_initialize_pt(vm, pt); pd->page_table[pde] = pt; __set_bit(pde, new_pts); + trace_i915_page_table_entry_alloc(vm, pde, start, GEN8_PDE_SHIFT); } return 0; @@ -888,6 +889,7 @@ gen8_ppgtt_alloc_page_directories(struct i915_address_space *vm, gen8_initialize_pd(vm, pd); pdp->page_directory[pdpe] = pd; __set_bit(pdpe, new_pds); + trace_i915_page_directory_entry_alloc(vm, pdpe, start, GEN8_PDPE_SHIFT); } return 0; @@ -1037,6 +1039,10 @@ static int gen8_alloc_va_range_3lvl(struct i915_address_space *vm, /* Map the PDE to the page table */ page_directory[pde] = gen8_pde_encode(px_dma(pt), I915_CACHE_LLC); + trace_i915_page_table_entry_map(&ppgtt->base, pde, pt, + gen8_pte_index(start), + gen8_pte_count(start, length), + GEN8_PTES); /* NB: We haven't yet mapped ptes to pages. At this * point we're still relying on insert_entries() */ diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h index 63328b6..e16ce43 100644 --- a/drivers/gpu/drm/i915/i915_trace.h +++ b/drivers/gpu/drm/i915/i915_trace.h @@ -186,33 +186,49 @@ DEFINE_EVENT(i915_va, i915_va_alloc, TP_ARGS(vm, start, length, name) ); -DECLARE_EVENT_CLASS(i915_page_table_entry, - TP_PROTO(struct i915_address_space *vm, u32 pde, u64 start, u64 pde_shift), - TP_ARGS(vm, pde, start, pde_shift), +DECLARE_EVENT_CLASS(i915_px_entry, + TP_PROTO(struct i915_address_space *vm, u32 px, u64 start, u64 px_shift), + TP_ARGS(vm, px, start, px_shift), TP_STRUCT__entry( __field(struct i915_address_space *, vm) - __field(u32, pde) + __field(u32, px) __field(u64, start) __field(u64, end) ), TP_fast_assign( __entry->vm = vm; - __entry->pde = pde; + __entry->px = px; __entry->start = start; - __entry->end = ((start + (1ULL << pde_shift)) & ~((1ULL << pde_shift)-1)) - 1; + __entry->end = ((start + (1ULL << px_shift)) & ~((1ULL << px_shift)-1)) - 1; ), TP_printk("vm=%p, pde=%d (0x%llx-0x%llx)", - __entry->vm, __entry->pde, __entry->start, __entry->end) + __entry->vm, __entry->px, __entry->start, __entry->end) ); -DEFINE_EVENT(i915_page_table_entry, i915_page_table_entry_alloc, +DEFINE_EVENT(i915_px_entry, i915_page_table_entry_alloc, TP_PROTO(struct i915_address_space *vm, u32 pde, u64 start, u64 pde_shift), TP_ARGS(vm, pde, start, pde_shift) ); +DEFINE_EVENT_PRINT(i915_px_entry, i915_page_directory_entry_alloc, + TP_PROTO(struct i915_address_space *vm, u32 pdpe, u64 start, u64 pdpe_shift), + TP_ARGS(vm, pdpe, start, pdpe_shift), + + TP_printk("vm=%p, pdpe=%d (0x%llx-0x%llx)", + __entry->vm, __entry->px, __entry->start, __entry->end) +); + +DEFINE_EVENT_PRINT(i915_px_entry, i915_page_directory_pointer_entry_alloc, + TP_PROTO(struct i915_address_space *vm, u32 pml4e, u64 start, u64 pml4e_shift), + TP_ARGS(vm, pml4e, start, pml4e_shift), + + TP_printk("vm=%p, pml4e=%d (0x%llx-0x%llx)", + __entry->vm, __entry->px, __entry->start, __entry->end) +); + /* Avoid extra math because we only support two sizes. The format is defined by * bitmap_scnprintf. Each 32 bits is 8 HEX digits followed by comma */ #define TRACE_PT_SIZE(bits) \