From mboxrd@z Thu Jan 1 00:00:00 1970 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 DCE00C02182 for ; Wed, 22 Jan 2025 06:24:14 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 971F410E671; Wed, 22 Jan 2025 06:24:14 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="YeBp0FmB"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3454810E671 for ; Wed, 22 Jan 2025 06:24:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1737527053; x=1769063053; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=p/+NNg89GlQy/DYDdHWWjMuQtUWq+U3T3MEJJPZV0II=; b=YeBp0FmBNtgYzn7WXRhfIWAqCSQVetSIyvU3TQDhBRs0Kij/u95EVZGq 5fOThVgPXbJZ6rjoWBI/l9Q1a1UrbVt9K4rSmDtx1Hta0Lpn1xvffN9D4 eCJRS9deC5JZC+8WtagI1PHwKtnGtPYLK1gIYAIJM6E2n1uoTht/lI/+z 6JJEuW/zrMesZu081y1gLkxlyJ2CPv2KgplHnqvlhluOWqzESJaqyq69d iX846enzHXlc5nuER1cp9XkfrxglyMHhiL1ex1YgmS1tlyVkxX1feEPVQ rDdzF7vKz6Aqvhu00k+8Mph3cavpNNLvFJLHCNHqofEtwFWLvu718CeB1 g==; X-CSE-ConnectionGUID: FwYMyztxRCGaHkKDZu9lMA== X-CSE-MsgGUID: PXBS60c2RnCs6OK9/TcEAA== X-IronPort-AV: E=McAfee;i="6700,10204,11322"; a="41643310" X-IronPort-AV: E=Sophos;i="6.13,224,1732608000"; d="scan'208";a="41643310" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Jan 2025 22:24:12 -0800 X-CSE-ConnectionGUID: etBn6WEWRPaGSGDA7qHbww== X-CSE-MsgGUID: Tm9DbMGmT2qzMzrDL2UKmg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,199,1725346800"; d="scan'208";a="112015676" Received: from lucas-s2600cw.jf.intel.com ([10.165.21.196]) by ORVIESA003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Jan 2025 22:24:12 -0800 From: Lucas De Marchi To: Cc: Rodrigo Vivi , Vinay Belgaumkar , Riana Tauro , Peter Zijlstra , linux-perf-users@vger.kernel.org, Lucas De Marchi Subject: [PATCH v14 7/7] drm/xe/pmu: Add GT C6 events Date: Tue, 21 Jan 2025 22:23:41 -0800 Message-ID: <20250122062341.1100173-8-lucas.demarchi@intel.com> X-Mailer: git-send-email 2.48.0 In-Reply-To: <20250122062341.1100173-1-lucas.demarchi@intel.com> References: <20250122062341.1100173-1-lucas.demarchi@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" From: Vinay Belgaumkar Provide a PMU interface for GT C6 residency counters. The implementation is ported over from the i915 PMU code. Residency is provided in units of ms(like sysfs entry in - /sys/class/drm/card0/device/tile0/gt0/gtidle). Sample usage and output: $ perf list | grep gt-c6 xe_0000_00_02.0/gt-c6-residency/ [Kernel PMU event] $ tail /sys/bus/event_source/devices/xe_0000_00_02.0/events/gt-c6-residency* ==> /sys/bus/event_source/devices/xe_0000_00_02.0/events/gt-c6-residency <== event=0x01 ==> /sys/bus/event_source/devices/xe_0000_00_02.0/events/gt-c6-residency.unit <== ms $ perf stat -e xe_0000_00_02.0/gt-c6-residency,gt=0/ -I1000 # time counts unit events 1.001196056 1,001 ms xe_0000_00_02.0/gt-c6-residency,gt=0/ 2.005216219 1,003 ms xe_0000_00_02.0/gt-c6-residency,gt=0/ Signed-off-by: Vinay Belgaumkar Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/xe/xe_pmu.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/xe/xe_pmu.c b/drivers/gpu/drm/xe/xe_pmu.c index 8d938d67c1f2c..a2e4addd3dd7e 100644 --- a/drivers/gpu/drm/xe/xe_pmu.c +++ b/drivers/gpu/drm/xe/xe_pmu.c @@ -11,6 +11,7 @@ #include "xe_device.h" #include "xe_force_wake.h" #include "xe_gt_clock.h" +#include "xe_gt_idle.h" #include "xe_gt_printk.h" #include "xe_mmio.h" #include "xe_macros.h" @@ -122,12 +123,16 @@ static int xe_pmu_event_init(struct perf_event *event) static u64 __xe_pmu_event_read(struct perf_event *event) { struct xe_gt *gt = event_to_gt(event); - u64 val = 0; if (!gt) return 0; - return val; + switch (config_to_event_id(event->attr.config)) { + case XE_PMU_EVENT_GT_C6_RESIDENCY: + return xe_gt_idle_residency_msec(>->gtidle); + } + + return 0; } static void xe_pmu_event_update(struct perf_event *event) @@ -268,6 +273,10 @@ static const struct attribute_group pmu_events_attr_group = { static void set_supported_events(struct xe_pmu *pmu) { + struct xe_device *xe = container_of(pmu, typeof(*xe), pmu); + + if (!xe->info.skip_guc_pc) + pmu->supported_events |= BIT_ULL(XE_PMU_EVENT_GT_C6_RESIDENCY); } /** -- 2.48.0