From patchwork Tue May 16 23:35:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Umesh Nerlige Ramappa X-Patchwork-Id: 13243995 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 28A87C77B7A for ; Tue, 16 May 2023 23:35:49 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7CA1410E389; Tue, 16 May 2023 23:35:46 +0000 (UTC) Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8E05C10E386 for ; Tue, 16 May 2023 23:35:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1684280139; x=1715816139; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=CelYkmB1/m4ItmUgogM+FRqPlWoJ6AXltO/8LYu6FVc=; b=Id4GBcCoEJU/L5NEkm2bhRz/V4gXh1rmQABrpXr3WsFHnujixQghd+KB 8gLLEi/LjtLl62SMt1hq/P+ptLuk45O7p8Cm5Dc7wVxl7hn3vaphrG5zH ZF9A0GBFYHlzsj82cMvrjK6L/qunxMCqXt++fhzs2Fv98lgeOKT9nXl/c h3OjeUzkdSF8RoWxBhn+DSzbE8T20RPLckp7lxXfQ/Ps3ADwZLe4s0w7u dgiUdVhFavCbYRRT1A8Bb2qRWSww68Ug9wCnvekx2kM5S+ebwu6ToOyj3 9emhxeMbphI/JDnPlkxaib/bDrLfZuyueUImsyYJHtlZTYhlcEUx5NOoa g==; X-IronPort-AV: E=McAfee;i="6600,9927,10712"; a="340996419" X-IronPort-AV: E=Sophos;i="5.99,280,1677571200"; d="scan'208";a="340996419" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 May 2023 16:35:38 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10712"; a="732160683" X-IronPort-AV: E=Sophos;i="5.99,280,1677571200"; d="scan'208";a="732160683" Received: from orsosgc001.jf.intel.com ([10.165.21.138]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 May 2023 16:35:37 -0700 From: Umesh Nerlige Ramappa To: intel-gfx@lists.freedesktop.org Date: Tue, 16 May 2023 16:35:30 -0700 Message-Id: <20230516233534.3610598-4-umesh.nerlige.ramappa@intel.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20230516233534.3610598-1-umesh.nerlige.ramappa@intel.com> References: <20230516233534.3610598-1-umesh.nerlige.ramappa@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v5 3/7] drm/i915/pmu: Skip sampling engines with no enabled counters 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" From: Tvrtko Ursulin As we have more and more engines do not waste time sampling the ones no- one is monitoring. Signed-off-by: Tvrtko Ursulin Reviewed-by: Umesh Nerlige Ramappa Signed-off-by: Umesh Nerlige Ramappa --- drivers/gpu/drm/i915/i915_pmu.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c index 9edf87ee5d10..6d594f67f365 100644 --- a/drivers/gpu/drm/i915/i915_pmu.c +++ b/drivers/gpu/drm/i915/i915_pmu.c @@ -350,6 +350,9 @@ engines_sample(struct intel_gt *gt, unsigned int period_ns) return; for_each_engine(engine, gt, id) { + if (!engine->pmu.enable) + continue; + if (!intel_engine_pm_get_if_awake(engine)) continue;