From patchwork Wed Jan 22 12:41:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Wilson X-Patchwork-Id: 11345667 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 7928E924 for ; Wed, 22 Jan 2020 12:42:07 +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 60EC924684 for ; Wed, 22 Jan 2020 12:42:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 60EC924684 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 C48E56E4CB; Wed, 22 Jan 2020 12:42:05 +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 C20576E4CB for ; Wed, 22 Jan 2020 12:42:03 +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 19970212-1500050 for multiple; Wed, 22 Jan 2020 12:41:55 +0000 From: Chris Wilson To: intel-gfx@lists.freedesktop.org Date: Wed, 22 Jan 2020 12:41:54 +0000 Message-Id: <20200122124154.483444-1-chris@chris-wilson.co.uk> X-Mailer: git-send-email 2.25.0 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH] drm/i915/gt: Include a tell-tale for engine parking 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" We have two trace messages that rely on the function name for distinction. However, if gcc inlines the function, the two traces end up with the same function name and are indistinguishable. Add a different message to each to clarify which one we hit, i.e. which phase of engine parking we are processing. Signed-off-by: Chris Wilson Reviewed-by: Tvrtko Ursulin Reviewed-by: Mika Kuoppala --- drivers/gpu/drm/i915/gt/intel_engine_pm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/intel_engine_pm.c b/drivers/gpu/drm/i915/gt/intel_engine_pm.c index ea90ab3e396e..b6cf284e3a2d 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_pm.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_pm.c @@ -112,7 +112,7 @@ __queue_and_release_pm(struct i915_request *rq, { struct intel_gt_timelines *timelines = &engine->gt->timelines; - ENGINE_TRACE(engine, "\n"); + ENGINE_TRACE(engine, "parking\n"); /* * We have to serialise all potential retirement paths with our @@ -249,7 +249,7 @@ static int __engine_park(struct intel_wakeref *wf) if (!switch_to_kernel_context(engine)) return -EBUSY; - ENGINE_TRACE(engine, "\n"); + ENGINE_TRACE(engine, "parked\n"); call_idle_barriers(engine); /* cleanup after wedging */