From patchwork Sat May 13 01:55:41 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: 13240066 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 2D6CDC77B7C for ; Sat, 13 May 2023 01:55:57 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B59D410E08F; Sat, 13 May 2023 01:55:51 +0000 (UTC) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6023810E053 for ; Sat, 13 May 2023 01:55:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1683942949; x=1715478949; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=2lTPJeOCyYVDWgwi21L73AWP3vd7P8OPhOEaO6TAQtk=; b=ZbyK9dlGRsc3GXxiCIpxGajAlU+AOuwThkigUndx8n0D4rxD1Z7sYN1O 1hoGLDLXlrNy2FW/Vky/h+B6zua0itM6gf6A2ZQrUT68lOHrc8rl/3nPt QaleBMRIL9PB305Dc1i2ReR2C/+v7qAeGg2EJGYzBumB87OZEp/KmRBbq XB6SV8GerXTAcwJC9jG7/yxK/88fc9lgIgOK6zR2fBRYQ+c+GLscOLK+g Ae+pAu/ccFpyhTuuBtWnxUkJ6DSTaY6a9rx++4g/pvCfajXwxoNtPa++B oWfMZNnfIKejJd/RUBr8IB8AkhJdYpygN6P2G1Nf+T6R9zHRBs6fTVbLP A==; X-IronPort-AV: E=McAfee;i="6600,9927,10708"; a="354054421" X-IronPort-AV: E=Sophos;i="5.99,271,1677571200"; d="scan'208";a="354054421" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 May 2023 18:55:48 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10708"; a="731017013" X-IronPort-AV: E=Sophos;i="5.99,271,1677571200"; d="scan'208";a="731017013" Received: from orsosgc001.jf.intel.com ([10.165.21.138]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 May 2023 18:55:48 -0700 From: Umesh Nerlige Ramappa To: intel-gfx@lists.freedesktop.org, Tvrtko Ursulin , Ashutosh Dixit Date: Fri, 12 May 2023 18:55:41 -0700 Message-Id: <20230513015545.2807282-3-umesh.nerlige.ramappa@intel.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20230513015545.2807282-1-umesh.nerlige.ramappa@intel.com> References: <20230513015545.2807282-1-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;