From patchwork Mon May 15 06:44:12 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: 13240852 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 A97B4C77B7D for ; Mon, 15 May 2023 06:44:29 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B744F10E13B; Mon, 15 May 2023 06:44:27 +0000 (UTC) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id F253010E13D for ; Mon, 15 May 2023 06:44:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1684133065; x=1715669065; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=2lTPJeOCyYVDWgwi21L73AWP3vd7P8OPhOEaO6TAQtk=; b=Y3zmNkbm9s5wEyqsL2trQ4qyyAto2LPHg+BO8esEb5PyVNtg8ozTNPjm FRzct6SxDg5arCV+t46IThTgceAug1SsFH11er7bwQW608lTcMcMC6ngX T/cGSSEq1MMNTO5psg7qrNLsQbMHg+ak+djUggh3gEhlAYB10Qqtf8MnG M11sgDFyWASnvEn5/5xem3np/7dibI2/8yAkwIYr4gnh5/uDk1UBpnWQT r3rPlil9tiXjQprhsjg44gke0C6KYoLUPp0Ua/amN5Fmc6EQsM/MqgQEn e7NS+4Fag8/ZQFrJ4UBF3tfhzcMUqqYezgTffV8OytewpMDV3mv2DhVvT g==; X-IronPort-AV: E=McAfee;i="6600,9927,10710"; a="354283667" X-IronPort-AV: E=Sophos;i="5.99,275,1677571200"; d="scan'208";a="354283667" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 May 2023 23:44:24 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10710"; a="845124660" X-IronPort-AV: E=Sophos;i="5.99,275,1677571200"; d="scan'208";a="845124660" Received: from orsosgc001.jf.intel.com ([10.165.21.138]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 May 2023 23:44:24 -0700 From: Umesh Nerlige Ramappa To: intel-gfx@lists.freedesktop.org Date: Sun, 14 May 2023 23:44:12 -0700 Message-Id: <20230515064416.3054707-3-umesh.nerlige.ramappa@intel.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20230515064416.3054707-1-umesh.nerlige.ramappa@intel.com> References: <20230515064416.3054707-1-umesh.nerlige.ramappa@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 2/6] 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 67fa6cd77529..ba769f7fc385 100644 --- a/drivers/gpu/drm/i915/i915_pmu.c +++ b/drivers/gpu/drm/i915/i915_pmu.c @@ -339,6 +339,9 @@ 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;