From patchwork Thu Jan 10 10:11:45 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Wilson X-Patchwork-Id: 10755533 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 80EEF6C2 for ; Thu, 10 Jan 2019 10:15:19 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6E222291A3 for ; Thu, 10 Jan 2019 10:15:19 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 61263291B1; Thu, 10 Jan 2019 10:15:19 +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=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 92D5D291B1 for ; Thu, 10 Jan 2019 10:15:17 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0A5F26F25A; Thu, 10 Jan 2019 10:15:16 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from fireflyinternet.com (mail.fireflyinternet.com [109.228.58.192]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2B6556F258 for ; Thu, 10 Jan 2019 10:15:14 +0000 (UTC) X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=78.156.65.138; Received: from haswell.alporthouse.com (unverified [78.156.65.138]) by fireflyinternet.com (Firefly Internet (M1)) with ESMTP id 15176065-1500050 for multiple; Thu, 10 Jan 2019 10:11:58 +0000 From: Chris Wilson To: intel-gfx@lists.freedesktop.org Date: Thu, 10 Jan 2019 10:11:45 +0000 Message-Id: <20190110101152.15651-15-chris@chris-wilson.co.uk> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190110101152.15651-1-chris@chris-wilson.co.uk> References: <20190110101152.15651-1-chris@chris-wilson.co.uk> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 14/21] drm/i915/selftests: Mark up rpm wakerefs X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jani Nikula Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP Track the temporary wakerefs used within the selftests so that leaks are clear. Signed-off-by: Chris Wilson Cc: Jani Nikula Reviewed-by: Mika Kuoppala --- drivers/gpu/drm/i915/selftests/huge_pages.c | 5 ++-- drivers/gpu/drm/i915/selftests/i915_gem.c | 29 ++++++++++++------- .../drm/i915/selftests/i915_gem_coherency.c | 5 ++-- .../gpu/drm/i915/selftests/i915_gem_context.c | 27 ++++++++++------- .../gpu/drm/i915/selftests/i915_gem_evict.c | 11 ++++--- drivers/gpu/drm/i915/selftests/i915_gem_gtt.c | 10 ++++--- .../gpu/drm/i915/selftests/i915_gem_object.c | 18 ++++++++---- drivers/gpu/drm/i915/selftests/i915_request.c | 22 ++++++++------ drivers/gpu/drm/i915/selftests/intel_guc.c | 10 ++++--- .../gpu/drm/i915/selftests/intel_hangcheck.c | 15 ++++++---- drivers/gpu/drm/i915/selftests/intel_lrc.c | 25 +++++++++------- .../drm/i915/selftests/intel_workarounds.c | 29 ++++++++++++------- 12 files changed, 128 insertions(+), 78 deletions(-) diff --git a/drivers/gpu/drm/i915/selftests/huge_pages.c b/drivers/gpu/drm/i915/selftests/huge_pages.c index a4d8b12be12c..a52450111802 100644 --- a/drivers/gpu/drm/i915/selftests/huge_pages.c +++ b/drivers/gpu/drm/i915/selftests/huge_pages.c @@ -1756,6 +1756,7 @@ int i915_gem_huge_page_live_selftests(struct drm_i915_private *dev_priv) }; struct drm_file *file; struct i915_gem_context *ctx; + intel_wakeref_t wakeref; int err; if (!HAS_PPGTT(dev_priv)) { @@ -1771,7 +1772,7 @@ int i915_gem_huge_page_live_selftests(struct drm_i915_private *dev_priv) return PTR_ERR(file); mutex_lock(&dev_priv->drm.struct_mutex); - intel_runtime_pm_get(dev_priv); + wakeref = intel_runtime_pm_get(dev_priv); ctx = live_context(dev_priv, file); if (IS_ERR(ctx)) { @@ -1785,7 +1786,7 @@ int i915_gem_huge_page_live_selftests(struct drm_i915_private *dev_priv) err = i915_subtests(tests, ctx); out_unlock: - intel_runtime_pm_put_unchecked(dev_priv); + intel_runtime_pm_put(dev_priv, wakeref); mutex_unlock(&dev_priv->drm.struct_mutex); mock_file_free(dev_priv, file); diff --git a/drivers/gpu/drm/i915/selftests/i915_gem.c b/drivers/gpu/drm/i915/selftests/i915_gem.c index 762e1a7125f5..01a46c46fe25 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem.c @@ -16,9 +16,10 @@ static int switch_to_context(struct drm_i915_private *i915, { struct intel_engine_cs *engine; enum intel_engine_id id; + intel_wakeref_t wakeref; int err = 0; - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); for_each_engine(engine, i915, id) { struct i915_request *rq; @@ -32,7 +33,7 @@ static int switch_to_context(struct drm_i915_private *i915, i915_request_add(rq); } - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); return err; } @@ -65,7 +66,9 @@ static void trash_stolen(struct drm_i915_private *i915) static void simulate_hibernate(struct drm_i915_private *i915) { - intel_runtime_pm_get(i915); + intel_wakeref_t wakeref; + + wakeref = intel_runtime_pm_get(i915); /* * As a final sting in the tail, invalidate stolen. Under a real S4, @@ -76,7 +79,7 @@ static void simulate_hibernate(struct drm_i915_private *i915) */ trash_stolen(i915); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); } static int pm_prepare(struct drm_i915_private *i915) @@ -93,39 +96,45 @@ static int pm_prepare(struct drm_i915_private *i915) static void pm_suspend(struct drm_i915_private *i915) { - intel_runtime_pm_get(i915); + intel_wakeref_t wakeref; + + wakeref = intel_runtime_pm_get(i915); i915_gem_suspend_gtt_mappings(i915); i915_gem_suspend_late(i915); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); } static void pm_hibernate(struct drm_i915_private *i915) { - intel_runtime_pm_get(i915); + intel_wakeref_t wakeref; + + wakeref = intel_runtime_pm_get(i915); i915_gem_suspend_gtt_mappings(i915); i915_gem_freeze(i915); i915_gem_freeze_late(i915); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); } static void pm_resume(struct drm_i915_private *i915) { + intel_wakeref_t wakeref; + /* * Both suspend and hibernate follow the same wakeup path and assume * that runtime-pm just works. */ - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); intel_engines_sanitize(i915, false); i915_gem_sanitize(i915); i915_gem_resume(i915); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); } static int igt_gem_suspend(void *arg) diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_coherency.c b/drivers/gpu/drm/i915/selftests/i915_gem_coherency.c index eea4fc2445ae..fd89a5a33c1a 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_coherency.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_coherency.c @@ -279,6 +279,7 @@ static int igt_gem_coherency(void *arg) struct drm_i915_private *i915 = arg; const struct igt_coherency_mode *read, *write, *over; struct drm_i915_gem_object *obj; + intel_wakeref_t wakeref; unsigned long count, n; u32 *offsets, *values; int err = 0; @@ -298,7 +299,7 @@ static int igt_gem_coherency(void *arg) values = offsets + ncachelines; mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); for (over = igt_coherency_mode; over->name; over++) { if (!over->set) continue; @@ -376,7 +377,7 @@ static int igt_gem_coherency(void *arg) } } unlock: - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); kfree(offsets); return err; diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_context.c b/drivers/gpu/drm/i915/selftests/i915_gem_context.c index 6e1a0711d201..7a9b1f20b019 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_context.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_context.c @@ -119,6 +119,7 @@ static int live_nop_switch(void *arg) struct intel_engine_cs *engine; struct i915_gem_context **ctx; enum intel_engine_id id; + intel_wakeref_t wakeref; struct drm_file *file; struct live_test t; unsigned long n; @@ -140,7 +141,7 @@ static int live_nop_switch(void *arg) return PTR_ERR(file); mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); ctx = kcalloc(nctx, sizeof(*ctx), GFP_KERNEL); if (!ctx) { @@ -243,7 +244,7 @@ static int live_nop_switch(void *arg) } out_unlock: - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); mock_file_free(i915, file); return err; @@ -593,6 +594,8 @@ static int igt_ctx_exec(void *arg) } for_each_engine(engine, i915, id) { + intel_wakeref_t wakeref; + if (!engine->context_size) continue; /* No logical context support in HW */ @@ -607,9 +610,9 @@ static int igt_ctx_exec(void *arg) } } - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); err = gpu_fill(obj, ctx, engine, dw); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); if (err) { pr_err("Failed to fill dword %lu [%lu/%lu] with gpu (%s) in ctx %u [full-ppgtt? %s], err=%d\n", ndwords, dw, max_dwords(obj), @@ -699,6 +702,8 @@ static int igt_ctx_readonly(void *arg) unsigned int id; for_each_engine(engine, i915, id) { + intel_wakeref_t wakeref; + if (!intel_engine_can_store_dword(engine)) continue; @@ -713,9 +718,9 @@ static int igt_ctx_readonly(void *arg) i915_gem_object_set_readonly(obj); } - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); err = gpu_fill(obj, ctx, engine, dw); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); if (err) { pr_err("Failed to fill dword %lu [%lu/%lu] with gpu (%s) in ctx %u [full-ppgtt? %s], err=%d\n", ndwords, dw, max_dwords(obj), @@ -976,6 +981,7 @@ static int igt_vm_isolation(void *arg) struct drm_i915_private *i915 = arg; struct i915_gem_context *ctx_a, *ctx_b; struct intel_engine_cs *engine; + intel_wakeref_t wakeref; struct drm_file *file; I915_RND_STATE(prng); unsigned long count; @@ -1022,7 +1028,7 @@ static int igt_vm_isolation(void *arg) GEM_BUG_ON(ctx_b->ppgtt->vm.total != vm_total); vm_total -= I915_GTT_PAGE_SIZE; - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); count = 0; for_each_engine(engine, i915, id) { @@ -1067,7 +1073,7 @@ static int igt_vm_isolation(void *arg) count, RUNTIME_INFO(i915)->num_rings); out_rpm: - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); out_unlock: if (end_live_test(&t)) err = -EIO; @@ -1165,6 +1171,7 @@ static int igt_switch_to_kernel_context(void *arg) struct intel_engine_cs *engine; struct i915_gem_context *ctx; enum intel_engine_id id; + intel_wakeref_t wakeref; int err; /* @@ -1175,7 +1182,7 @@ static int igt_switch_to_kernel_context(void *arg) */ mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); ctx = kernel_context(i915); if (IS_ERR(ctx)) { @@ -1200,7 +1207,7 @@ static int igt_switch_to_kernel_context(void *arg) if (igt_flush_test(i915, I915_WAIT_LOCKED)) err = -EIO; - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); kernel_context_close(ctx); diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_evict.c b/drivers/gpu/drm/i915/selftests/i915_gem_evict.c index 8d22f73a9b63..e1ff6a1c2cb0 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_evict.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_evict.c @@ -336,6 +336,7 @@ static int igt_evict_contexts(void *arg) struct drm_mm_node node; struct reserved *next; } *reserved = NULL; + intel_wakeref_t wakeref; struct drm_mm_node hole; unsigned long count; int err; @@ -355,7 +356,7 @@ static int igt_evict_contexts(void *arg) return 0; mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); /* Reserve a block so that we know we have enough to fit a few rq */ memset(&hole, 0, sizeof(hole)); @@ -400,8 +401,10 @@ static int igt_evict_contexts(void *arg) struct drm_file *file; file = mock_file(i915); - if (IS_ERR(file)) - return PTR_ERR(file); + if (IS_ERR(file)) { + err = PTR_ERR(file); + break; + } count = 0; mutex_lock(&i915->drm.struct_mutex); @@ -464,7 +467,7 @@ static int igt_evict_contexts(void *arg) } if (drm_mm_node_allocated(&hole)) drm_mm_remove_node(&hole); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); return err; diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c index 87cb0602a5fc..fea8ab14e79d 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c @@ -275,6 +275,7 @@ static int lowlevel_hole(struct drm_i915_private *i915, for (n = 0; n < count; n++) { u64 addr = hole_start + order[n] * BIT_ULL(size); + intel_wakeref_t wakeref; GEM_BUG_ON(addr + BIT_ULL(size) > vm->total); @@ -293,9 +294,9 @@ static int lowlevel_hole(struct drm_i915_private *i915, mock_vma.node.size = BIT_ULL(size); mock_vma.node.start = addr; - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); vm->insert_entries(vm, &mock_vma, I915_CACHE_NONE, 0); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); } count = n; @@ -1144,6 +1145,7 @@ static int igt_ggtt_page(void *arg) struct drm_i915_private *i915 = arg; struct i915_ggtt *ggtt = &i915->ggtt; struct drm_i915_gem_object *obj; + intel_wakeref_t wakeref; struct drm_mm_node tmp; unsigned int *order, n; int err; @@ -1169,7 +1171,7 @@ static int igt_ggtt_page(void *arg) if (err) goto out_unpin; - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); for (n = 0; n < count; n++) { u64 offset = tmp.start + n * PAGE_SIZE; @@ -1216,7 +1218,7 @@ static int igt_ggtt_page(void *arg) kfree(order); out_remove: ggtt->vm.clear_range(&ggtt->vm, tmp.start, tmp.size); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); drm_mm_remove_node(&tmp); out_unpin: i915_gem_object_unpin_pages(obj); diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_object.c b/drivers/gpu/drm/i915/selftests/i915_gem_object.c index b03890c590d7..3575e1387c3f 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_object.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_object.c @@ -308,6 +308,7 @@ static int igt_partial_tiling(void *arg) const unsigned int nreal = 1 << 12; /* largest tile row x2 */ struct drm_i915_private *i915 = arg; struct drm_i915_gem_object *obj; + intel_wakeref_t wakeref; int tiling; int err; @@ -333,7 +334,7 @@ static int igt_partial_tiling(void *arg) } mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); if (1) { IGT_TIMEOUT(end); @@ -444,7 +445,7 @@ next_tiling: ; } out_unlock: - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); i915_gem_object_unpin_pages(obj); out: @@ -506,11 +507,14 @@ static void disable_retire_worker(struct drm_i915_private *i915) mutex_lock(&i915->drm.struct_mutex); if (!i915->gt.active_requests++) { - intel_runtime_pm_get(i915); + intel_wakeref_t wakeref; + + wakeref = intel_runtime_pm_get(i915); i915_gem_unpark(i915); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); } mutex_unlock(&i915->drm.struct_mutex); + cancel_delayed_work_sync(&i915->gt.retire_work); cancel_delayed_work_sync(&i915->gt.idle_work); } @@ -578,6 +582,8 @@ static int igt_mmap_offset_exhaustion(void *arg) /* Now fill with busy dead objects that we expect to reap */ for (loop = 0; loop < 3; loop++) { + intel_wakeref_t wakeref; + if (i915_terminally_wedged(&i915->gpu_error)) break; @@ -588,9 +594,9 @@ static int igt_mmap_offset_exhaustion(void *arg) } mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); err = make_obj_busy(obj); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); if (err) { pr_err("[loop %d] Failed to busy the object\n", loop); diff --git a/drivers/gpu/drm/i915/selftests/i915_request.c b/drivers/gpu/drm/i915/selftests/i915_request.c index e8880cabd5c7..8b73a8c21377 100644 --- a/drivers/gpu/drm/i915/selftests/i915_request.c +++ b/drivers/gpu/drm/i915/selftests/i915_request.c @@ -332,6 +332,7 @@ static int live_nop_request(void *arg) { struct drm_i915_private *i915 = arg; struct intel_engine_cs *engine; + intel_wakeref_t wakeref; struct live_test t; unsigned int id; int err = -ENODEV; @@ -342,7 +343,7 @@ static int live_nop_request(void *arg) */ mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); for_each_engine(engine, i915, id) { struct i915_request *request = NULL; @@ -403,7 +404,7 @@ static int live_nop_request(void *arg) } out_unlock: - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); return err; } @@ -478,8 +479,9 @@ static int live_empty_request(void *arg) { struct drm_i915_private *i915 = arg; struct intel_engine_cs *engine; - struct live_test t; + intel_wakeref_t wakeref; struct i915_vma *batch; + struct live_test t; unsigned int id; int err = 0; @@ -489,7 +491,7 @@ static int live_empty_request(void *arg) */ mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); batch = empty_batch(i915); if (IS_ERR(batch)) { @@ -553,7 +555,7 @@ static int live_empty_request(void *arg) i915_vma_unpin(batch); i915_vma_put(batch); out_unlock: - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); return err; } @@ -637,6 +639,7 @@ static int live_all_engines(void *arg) struct drm_i915_private *i915 = arg; struct intel_engine_cs *engine; struct i915_request *request[I915_NUM_ENGINES]; + intel_wakeref_t wakeref; struct i915_vma *batch; struct live_test t; unsigned int id; @@ -648,7 +651,7 @@ static int live_all_engines(void *arg) */ mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); err = begin_live_test(&t, i915, __func__, ""); if (err) @@ -731,7 +734,7 @@ static int live_all_engines(void *arg) i915_vma_unpin(batch); i915_vma_put(batch); out_unlock: - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); return err; } @@ -742,6 +745,7 @@ static int live_sequential_engines(void *arg) struct i915_request *request[I915_NUM_ENGINES] = {}; struct i915_request *prev = NULL; struct intel_engine_cs *engine; + intel_wakeref_t wakeref; struct live_test t; unsigned int id; int err; @@ -753,7 +757,7 @@ static int live_sequential_engines(void *arg) */ mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); err = begin_live_test(&t, i915, __func__, ""); if (err) @@ -860,7 +864,7 @@ static int live_sequential_engines(void *arg) i915_request_put(request[id]); } out_unlock: - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); return err; } diff --git a/drivers/gpu/drm/i915/selftests/intel_guc.c b/drivers/gpu/drm/i915/selftests/intel_guc.c index 3590ba3d8897..c5e0a0e98fcb 100644 --- a/drivers/gpu/drm/i915/selftests/intel_guc.c +++ b/drivers/gpu/drm/i915/selftests/intel_guc.c @@ -137,12 +137,13 @@ static bool client_doorbell_in_sync(struct intel_guc_client *client) static int igt_guc_clients(void *args) { struct drm_i915_private *dev_priv = args; + intel_wakeref_t wakeref; struct intel_guc *guc; int err = 0; GEM_BUG_ON(!HAS_GUC(dev_priv)); mutex_lock(&dev_priv->drm.struct_mutex); - intel_runtime_pm_get(dev_priv); + wakeref = intel_runtime_pm_get(dev_priv); guc = &dev_priv->guc; if (!guc) { @@ -225,7 +226,7 @@ static int igt_guc_clients(void *args) guc_clients_create(guc); guc_clients_enable(guc); unlock: - intel_runtime_pm_put_unchecked(dev_priv); + intel_runtime_pm_put(dev_priv, wakeref); mutex_unlock(&dev_priv->drm.struct_mutex); return err; } @@ -238,13 +239,14 @@ static int igt_guc_clients(void *args) static int igt_guc_doorbells(void *arg) { struct drm_i915_private *dev_priv = arg; + intel_wakeref_t wakeref; struct intel_guc *guc; int i, err = 0; u16 db_id; GEM_BUG_ON(!HAS_GUC(dev_priv)); mutex_lock(&dev_priv->drm.struct_mutex); - intel_runtime_pm_get(dev_priv); + wakeref = intel_runtime_pm_get(dev_priv); guc = &dev_priv->guc; if (!guc) { @@ -337,7 +339,7 @@ static int igt_guc_doorbells(void *arg) guc_client_free(clients[i]); } unlock: - intel_runtime_pm_put_unchecked(dev_priv); + intel_runtime_pm_put(dev_priv, wakeref); mutex_unlock(&dev_priv->drm.struct_mutex); return err; } diff --git a/drivers/gpu/drm/i915/selftests/intel_hangcheck.c b/drivers/gpu/drm/i915/selftests/intel_hangcheck.c index 33bd3c4b6fa3..12550b55c42f 100644 --- a/drivers/gpu/drm/i915/selftests/intel_hangcheck.c +++ b/drivers/gpu/drm/i915/selftests/intel_hangcheck.c @@ -388,12 +388,13 @@ static int igt_global_reset(void *arg) static int igt_wedged_reset(void *arg) { struct drm_i915_private *i915 = arg; + intel_wakeref_t wakeref; /* Check that we can recover a wedged device with a GPU reset */ igt_global_reset_lock(i915); mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); i915_gem_set_wedged(i915); GEM_BUG_ON(!i915_terminally_wedged(&i915->gpu_error)); @@ -402,7 +403,7 @@ static int igt_wedged_reset(void *arg) i915_reset(i915, ALL_ENGINES, NULL); GEM_BUG_ON(test_bit(I915_RESET_HANDOFF, &i915->gpu_error.flags)); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); igt_global_reset_unlock(i915); @@ -1600,6 +1601,7 @@ static int igt_atomic_reset(void *arg) { } }; struct drm_i915_private *i915 = arg; + intel_wakeref_t wakeref; int err = 0; /* Check that the resets are usable from atomic context */ @@ -1609,7 +1611,7 @@ static int igt_atomic_reset(void *arg) igt_global_reset_lock(i915); mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); /* Flush any requests before we get started and check basics */ force_reset(i915); @@ -1636,7 +1638,7 @@ static int igt_atomic_reset(void *arg) force_reset(i915); unlock: - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); igt_global_reset_unlock(i915); @@ -1660,6 +1662,7 @@ int intel_hangcheck_live_selftests(struct drm_i915_private *i915) SUBTEST(igt_handle_error), SUBTEST(igt_atomic_reset), }; + intel_wakeref_t wakeref; bool saved_hangcheck; int err; @@ -1669,7 +1672,7 @@ int intel_hangcheck_live_selftests(struct drm_i915_private *i915) if (i915_terminally_wedged(&i915->gpu_error)) return -EIO; /* we're long past hope of a successful reset */ - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); saved_hangcheck = fetch_and_zero(&i915_modparams.enable_hangcheck); err = i915_subtests(tests, i915); @@ -1679,7 +1682,7 @@ int intel_hangcheck_live_selftests(struct drm_i915_private *i915) mutex_unlock(&i915->drm.struct_mutex); i915_modparams.enable_hangcheck = saved_hangcheck; - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); return err; } diff --git a/drivers/gpu/drm/i915/selftests/intel_lrc.c b/drivers/gpu/drm/i915/selftests/intel_lrc.c index ac1b18a17f3c..e6073cd4719c 100644 --- a/drivers/gpu/drm/i915/selftests/intel_lrc.c +++ b/drivers/gpu/drm/i915/selftests/intel_lrc.c @@ -18,13 +18,14 @@ static int live_sanitycheck(void *arg) struct i915_gem_context *ctx; enum intel_engine_id id; struct igt_spinner spin; + intel_wakeref_t wakeref; int err = -ENOMEM; if (!HAS_LOGICAL_RING_CONTEXTS(i915)) return 0; mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); if (igt_spinner_init(&spin, i915)) goto err_unlock; @@ -65,7 +66,7 @@ static int live_sanitycheck(void *arg) igt_spinner_fini(&spin); err_unlock: igt_flush_test(i915, I915_WAIT_LOCKED); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); return err; } @@ -77,13 +78,14 @@ static int live_preempt(void *arg) struct igt_spinner spin_hi, spin_lo; struct intel_engine_cs *engine; enum intel_engine_id id; + intel_wakeref_t wakeref; int err = -ENOMEM; if (!HAS_LOGICAL_RING_PREEMPTION(i915)) return 0; mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); if (igt_spinner_init(&spin_hi, i915)) goto err_unlock; @@ -158,7 +160,7 @@ static int live_preempt(void *arg) igt_spinner_fini(&spin_hi); err_unlock: igt_flush_test(i915, I915_WAIT_LOCKED); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); return err; } @@ -171,13 +173,14 @@ static int live_late_preempt(void *arg) struct intel_engine_cs *engine; struct i915_sched_attr attr = {}; enum intel_engine_id id; + intel_wakeref_t wakeref; int err = -ENOMEM; if (!HAS_LOGICAL_RING_PREEMPTION(i915)) return 0; mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); if (igt_spinner_init(&spin_hi, i915)) goto err_unlock; @@ -251,7 +254,7 @@ static int live_late_preempt(void *arg) igt_spinner_fini(&spin_hi); err_unlock: igt_flush_test(i915, I915_WAIT_LOCKED); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); return err; @@ -270,6 +273,7 @@ static int live_preempt_hang(void *arg) struct igt_spinner spin_hi, spin_lo; struct intel_engine_cs *engine; enum intel_engine_id id; + intel_wakeref_t wakeref; int err = -ENOMEM; if (!HAS_LOGICAL_RING_PREEMPTION(i915)) @@ -279,7 +283,7 @@ static int live_preempt_hang(void *arg) return 0; mutex_lock(&i915->drm.struct_mutex); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); if (igt_spinner_init(&spin_hi, i915)) goto err_unlock; @@ -374,7 +378,7 @@ static int live_preempt_hang(void *arg) igt_spinner_fini(&spin_hi); err_unlock: igt_flush_test(i915, I915_WAIT_LOCKED); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); mutex_unlock(&i915->drm.struct_mutex); return err; } @@ -562,6 +566,7 @@ static int live_preempt_smoke(void *arg) .ncontext = 1024, }; const unsigned int phase[] = { 0, BATCH }; + intel_wakeref_t wakeref; int err = -ENOMEM; u32 *cs; int n; @@ -576,7 +581,7 @@ static int live_preempt_smoke(void *arg) return -ENOMEM; mutex_lock(&smoke.i915->drm.struct_mutex); - intel_runtime_pm_get(smoke.i915); + wakeref = intel_runtime_pm_get(smoke.i915); smoke.batch = i915_gem_object_create_internal(smoke.i915, PAGE_SIZE); if (IS_ERR(smoke.batch)) { @@ -627,7 +632,7 @@ static int live_preempt_smoke(void *arg) err_batch: i915_gem_object_put(smoke.batch); err_unlock: - intel_runtime_pm_put_unchecked(smoke.i915); + intel_runtime_pm_put(smoke.i915, wakeref); mutex_unlock(&smoke.i915->drm.struct_mutex); kfree(smoke.contexts); diff --git a/drivers/gpu/drm/i915/selftests/intel_workarounds.c b/drivers/gpu/drm/i915/selftests/intel_workarounds.c index b1b39c70c702..75324b6249e3 100644 --- a/drivers/gpu/drm/i915/selftests/intel_workarounds.c +++ b/drivers/gpu/drm/i915/selftests/intel_workarounds.c @@ -60,10 +60,11 @@ reference_lists_fini(struct drm_i915_private *i915, struct wa_lists *lists) static struct drm_i915_gem_object * read_nonprivs(struct i915_gem_context *ctx, struct intel_engine_cs *engine) { + const u32 base = engine->mmio_base; struct drm_i915_gem_object *result; + intel_wakeref_t wakeref; struct i915_request *rq; struct i915_vma *vma; - const u32 base = engine->mmio_base; u32 srm, *cs; int err; int i; @@ -92,9 +93,9 @@ read_nonprivs(struct i915_gem_context *ctx, struct intel_engine_cs *engine) if (err) goto err_obj; - intel_runtime_pm_get(engine->i915); + wakeref = intel_runtime_pm_get(engine->i915); rq = i915_request_alloc(engine, ctx); - intel_runtime_pm_put_unchecked(engine->i915); + intel_runtime_pm_put(engine->i915, wakeref); if (IS_ERR(rq)) { err = PTR_ERR(rq); goto err_pin; @@ -228,20 +229,21 @@ switch_to_scratch_context(struct intel_engine_cs *engine, { struct i915_gem_context *ctx; struct i915_request *rq; + intel_wakeref_t wakeref; int err = 0; ctx = kernel_context(engine->i915); if (IS_ERR(ctx)) return PTR_ERR(ctx); - intel_runtime_pm_get(engine->i915); + wakeref = intel_runtime_pm_get(engine->i915); if (spin) rq = igt_spinner_create_request(spin, ctx, engine, MI_NOOP); else rq = i915_request_alloc(engine, ctx); - intel_runtime_pm_put_unchecked(engine->i915); + intel_runtime_pm_put(engine->i915, wakeref); kernel_context_close(ctx); @@ -273,6 +275,7 @@ static int check_whitelist_across_reset(struct intel_engine_cs *engine, bool want_spin = reset == do_engine_reset; struct i915_gem_context *ctx; struct igt_spinner spin; + intel_wakeref_t wakeref; int err; pr_info("Checking %d whitelisted registers (RING_NONPRIV) [%s]\n", @@ -298,9 +301,9 @@ static int check_whitelist_across_reset(struct intel_engine_cs *engine, if (err) goto out; - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); err = reset(engine); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); if (want_spin) { igt_spinner_end(&spin); @@ -391,6 +394,7 @@ live_gpu_reset_gt_engine_workarounds(void *arg) { struct drm_i915_private *i915 = arg; struct i915_gpu_error *error = &i915->gpu_error; + intel_wakeref_t wakeref; struct wa_lists lists; bool ok; @@ -400,7 +404,8 @@ live_gpu_reset_gt_engine_workarounds(void *arg) pr_info("Verifying after GPU reset...\n"); igt_global_reset_lock(i915); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); + reference_lists_init(i915, &lists); ok = verify_gt_engine_wa(i915, &lists, "before reset"); @@ -414,7 +419,7 @@ live_gpu_reset_gt_engine_workarounds(void *arg) out: reference_lists_fini(i915, &lists); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); igt_global_reset_unlock(i915); return ok ? 0 : -ESRCH; @@ -429,6 +434,7 @@ live_engine_reset_gt_engine_workarounds(void *arg) struct igt_spinner spin; enum intel_engine_id id; struct i915_request *rq; + intel_wakeref_t wakeref; struct wa_lists lists; int ret = 0; @@ -440,7 +446,8 @@ live_engine_reset_gt_engine_workarounds(void *arg) return PTR_ERR(ctx); igt_global_reset_lock(i915); - intel_runtime_pm_get(i915); + wakeref = intel_runtime_pm_get(i915); + reference_lists_init(i915, &lists); for_each_engine(engine, i915, id) { @@ -496,7 +503,7 @@ live_engine_reset_gt_engine_workarounds(void *arg) err: reference_lists_fini(i915, &lists); - intel_runtime_pm_put_unchecked(i915); + intel_runtime_pm_put(i915, wakeref); igt_global_reset_unlock(i915); kernel_context_close(ctx);