From patchwork Thu Oct 19 18:36:15 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Micha=C5=82_Winiarski?= X-Patchwork-Id: 10018157 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 33FFF60224 for ; Thu, 19 Oct 2017 18:39:49 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2B8A128DD2 for ; Thu, 19 Oct 2017 18:39:49 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1F5DA28DEB; Thu, 19 Oct 2017 18:39:49 +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=-4.2 required=2.0 tests=BAYES_00, 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 A813A28DD2 for ; Thu, 19 Oct 2017 18:39:48 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3DFEF6EB41; Thu, 19 Oct 2017 18:39:48 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1537E6EB41 for ; Thu, 19 Oct 2017 18:39:47 +0000 (UTC) Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga105.jf.intel.com with ESMTP; 19 Oct 2017 11:39:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.43,402,1503385200"; d="scan'208";a="140126927" Received: from irsmsx102.ger.corp.intel.com ([163.33.3.155]) by orsmga004.jf.intel.com with ESMTP; 19 Oct 2017 11:39:45 -0700 Received: from localhost (172.28.171.152) by IRSMSX102.ger.corp.intel.com (163.33.3.155) with Microsoft SMTP Server (TLS) id 14.3.319.2; Thu, 19 Oct 2017 19:39:45 +0100 From: =?UTF-8?q?Micha=C5=82=20Winiarski?= To: Date: Thu, 19 Oct 2017 20:36:15 +0200 Message-ID: <20171019183619.6235-11-michal.winiarski@intel.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20171019183619.6235-1-michal.winiarski@intel.com> References: <20171019183619.6235-1-michal.winiarski@intel.com> MIME-Version: 1.0 X-Originating-IP: [172.28.171.152] Subject: [Intel-gfx] [PATCH 10/14] drm/i915/guc: Keep request->priority for its lifetime 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: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP We also want to support preemption with GuC submission backend. In order to do that, we need to remember the priority, like we do on execlists path. Signed-off-by: Michał Winiarski Cc: Chris Wilson Cc: Jeff McGee Cc: Joonas Lahtinen Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_guc_submission.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index c0fdcdb8c41d..e47a5000fc03 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -659,7 +659,6 @@ static void i915_guc_dequeue(struct intel_engine_cs *engine) } INIT_LIST_HEAD(&rq->priotree.link); - rq->priotree.priority = INT_MAX; __i915_gem_request_submit(rq); trace_i915_gem_request_in(rq, port_index(port, execlists)); @@ -694,6 +693,7 @@ static void i915_guc_irq_handler(unsigned long data) rq = port_request(&port[0]); while (rq && i915_gem_request_completed(rq)) { trace_i915_gem_request_out(rq); + rq->priotree.priority = INT_MAX; i915_gem_request_put(rq); execlists_port_complete(execlists, port);