From patchwork Fri Dec 13 00:17:13 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Wilson X-Patchwork-Id: 11289607 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0CDA713B6 for ; Fri, 13 Dec 2019 00:17:23 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E9B7B206E2 for ; Fri, 13 Dec 2019 00:17:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E9B7B206E2 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=chris-wilson.co.uk Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EFC7C6E233; Fri, 13 Dec 2019 00:17:20 +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 AF0176E222 for ; Fri, 13 Dec 2019 00:17:18 +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 19561433-1500050 for ; Fri, 13 Dec 2019 00:17:11 +0000 From: Chris Wilson To: intel-gfx@lists.freedesktop.org Date: Fri, 13 Dec 2019 00:17:13 +0000 Message-Id: <20191213001713.1741810-2-chris@chris-wilson.co.uk> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191213001713.1741810-1-chris@chris-wilson.co.uk> References: <20191213001713.1741810-1-chris@chris-wilson.co.uk> MIME-Version: 1.0 Subject: [Intel-gfx] [CI 2/2] drm/i915/gt: Mark ring->vma as active while pinned X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" As we use the active state to keep the vma alive while we are reading its contents during GPU error capture, we need to mark the ring->vma as active during execution if we want to include the rinbuffer in the error state. Reported-by: Lionel Landwerlin Fixes: b1e3177bd1d8 ("drm/i915: Coordinate i915_active with its own mutex") Signed-off-by: Chris Wilson Cc: Tvrtko Ursulin Cc: Lionel Landwerlin Acked-by: Lionel Landwerlin --- drivers/gpu/drm/i915/gt/intel_context.c | 31 ++++++++++++++++++++++--- 1 file changed, 28 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/intel_context.c b/drivers/gpu/drm/i915/gt/intel_context.c index f7e2f3af007a..89b2fa81e8df 100644 --- a/drivers/gpu/drm/i915/gt/intel_context.c +++ b/drivers/gpu/drm/i915/gt/intel_context.c @@ -145,6 +145,31 @@ static void __context_unpin_state(struct i915_vma *vma) __i915_vma_unpin(vma); } +static int __ring_active(struct intel_ring *ring) +{ + int err; + + err = i915_active_acquire(&ring->vma->active); + if (err) + return err; + + err = intel_ring_pin(ring); + if (err) + goto err_active; + + return 0; + +err_active: + i915_active_release(&ring->vma->active); + return err; +} + +static void __ring_retire(struct intel_ring *ring) +{ + intel_ring_unpin(ring); + i915_active_release(&ring->vma->active); +} + __i915_active_call static void __intel_context_retire(struct i915_active *active) { @@ -158,7 +183,7 @@ static void __intel_context_retire(struct i915_active *active) __context_unpin_state(ce->state); intel_timeline_unpin(ce->timeline); - intel_ring_unpin(ce->ring); + __ring_retire(ce->ring); intel_context_put(ce); } @@ -170,7 +195,7 @@ static int __intel_context_active(struct i915_active *active) intel_context_get(ce); - err = intel_ring_pin(ce->ring); + err = __ring_active(ce->ring); if (err) goto err_put; @@ -190,7 +215,7 @@ static int __intel_context_active(struct i915_active *active) err_timeline: intel_timeline_unpin(ce->timeline); err_ring: - intel_ring_unpin(ce->ring); + __ring_retire(ce->ring); err_put: intel_context_put(ce); return err;