From patchwork Thu Mar 30 00:40:56 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: 13193323 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 70C31C6FD18 for ; Thu, 30 Mar 2023 00:41:06 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E25F010EC94; Thu, 30 Mar 2023 00:41:05 +0000 (UTC) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id A104710EC94 for ; Thu, 30 Mar 2023 00:41:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1680136864; x=1711672864; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=1phlpWwA7X7CjtHodxaQogAKXJhRp8HyJVCs0dPxQ2Y=; b=U4zNqGYcWqdGMX4kWQPM0+TYKJEoUxBvjPTEAb2AVgYZaEQ850a1ppnl BdUrQpRkO8nduDIx7WHRmHo4qac1kl1ybipoxFwNOgEZs7RKfcuhcFQyh 0/NL6ndkZFqIGyY8IYSVKnG8LRqoYa49ANkdZGxG725zpGBr3546Ku2fL 15oM11qEm1b3kujZrFVa9QNuNcqtkqT1yYpv9emYuRvBfcWMWC9LWQlkr EL6cEbnhWycie1a5WcQGOjOvL7O5ZN6VfwCNNQLFut6ieJAHOhR+9kvZB M/idwsy68vYxN8aF0oB5FnfeCUEAtnbfmGi7o6Q2Lt/U9kJBX/hH75m9D g==; X-IronPort-AV: E=McAfee;i="6600,9927,10664"; a="427310370" X-IronPort-AV: E=Sophos;i="5.98,301,1673942400"; d="scan'208";a="427310370" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Mar 2023 17:41:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10664"; a="634668669" X-IronPort-AV: E=Sophos;i="5.98,301,1673942400"; d="scan'208";a="634668669" Received: from orsosgc001.jf.intel.com ([10.165.21.138]) by orsmga003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Mar 2023 17:41:03 -0700 From: Umesh Nerlige Ramappa To: intel-gfx@lists.freedesktop.org Date: Wed, 29 Mar 2023 17:40:56 -0700 Message-Id: <20230330004103.1295413-3-umesh.nerlige.ramappa@intel.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20230330004103.1295413-1-umesh.nerlige.ramappa@intel.com> References: <20230330004103.1295413-1-umesh.nerlige.ramappa@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 2/9] 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 --- 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 e274dba58629..6abd5042dea3 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;