From patchwork Fri Feb 21 23:51:35 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Wilson X-Patchwork-Id: 11397679 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 815FA138D for ; Fri, 21 Feb 2020 23:52:02 +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 5FF592073A for ; Fri, 21 Feb 2020 23:52:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5FF592073A 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 85A506E32E; Fri, 21 Feb 2020 23:52:01 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from fireflyinternet.com (unknown [77.68.26.236]) by gabe.freedesktop.org (Postfix) with ESMTPS id DEB916E32E for ; Fri, 21 Feb 2020 23:51:59 +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 20308204-1500050 for multiple; Fri, 21 Feb 2020 23:51:36 +0000 From: Chris Wilson To: intel-gfx@lists.freedesktop.org Date: Fri, 21 Feb 2020 23:51:35 +0000 Message-Id: <20200221235135.2883006-1-chris@chris-wilson.co.uk> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200221225451.2861978-1-chris@chris-wilson.co.uk> References: <20200221225451.2861978-1-chris@chris-wilson.co.uk> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH] drm/i915/gt: Push the GPU cancellation to the backend 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" Upon unregistering the user interface, we mark the GPU as wedged to ensure we push no new work to the GPU, and to flush all current work from the GPU. Move this call to the GT backend. Signed-off-by: Chris Wilson Cc: Andi Shyti Reviewed-by: Andi Shyti --- drivers/gpu/drm/i915/gt/intel_gt.c | 7 +++++++ drivers/gpu/drm/i915/i915_drv.c | 7 ------- 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c index cd64f81a3e60..3dea8881e915 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.c +++ b/drivers/gpu/drm/i915/gt/intel_gt.c @@ -644,6 +644,13 @@ void intel_gt_driver_remove(struct intel_gt *gt) void intel_gt_driver_unregister(struct intel_gt *gt) { intel_rps_driver_unregister(>->rps); + + /* + * Upon unregistering the device to prevent any new users, cancel + * all in-flight requests so that we can quickly unbind the active + * resources. + */ + intel_gt_set_wedged(gt); } void intel_gt_driver_release(struct intel_gt *gt) diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 759d333448e1..80574833d28e 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1494,13 +1494,6 @@ void i915_driver_remove(struct drm_i915_private *i915) i915_driver_unregister(i915); - /* - * After unregistering the device to prevent any new users, cancel - * all in-flight requests so that we can quickly unbind the active - * resources. - */ - intel_gt_set_wedged(&i915->gt); - /* Flush any external code that still may be under the RCU lock */ synchronize_rcu();