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 B2F3DCAC586 for ; Mon, 8 Sep 2025 13:04:00 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 77B1510E27B; Mon, 8 Sep 2025 13:04:00 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="XoSzpAjb"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6668210E27B for ; Mon, 8 Sep 2025 13:03:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1757336639; x=1788872639; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=rdNdT4h2Oc0EFRwt8g29KfZMzwaT30SW5hT7WinTgZc=; b=XoSzpAjbN7BI/SPX8VOmZqAa7IHdwS4M4cMtwidMjdOxThnZLLcypxe/ p8rr2c308QF06pUHnWECv1neVwCMi8P82GHppkgh6qH/tqUg8d1kfrQ7n BJ0W0Twaf0f/9YrbcoJ7X1k7Y1O1R8DuiTlDM0abzaoDlH4ZAebmfC1/d SYuUrKOJDSSWTQl7TVO4wU1WMk4gMYqG6pNo0FrqNN/9zlZ0xqAQT3hQF mWOqD32LO46iWrYmbol/8pCPNX9UbDw0uL/Yzt/rphiw5P//aMyy7N7WG Ji6+vN8d8ql7uqit/pcKhKFHZy0uye4Eif9a6Cu3zQWYrMX5UNtvdXIwD w==; X-CSE-ConnectionGUID: SvEJtj38QIauj2uiUehZnQ== X-CSE-MsgGUID: YEYcnmH9T+qsPHXYqgRVKg== X-IronPort-AV: E=McAfee;i="6800,10657,11547"; a="70293282" X-IronPort-AV: E=Sophos;i="6.18,248,1751266800"; d="scan'208";a="70293282" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Sep 2025 06:03:59 -0700 X-CSE-ConnectionGUID: 1AxQ+sMgQK+t5xtW2Q1fZg== X-CSE-MsgGUID: nqYig4CzRP2PbSUODDVKRQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.18,248,1751266800"; d="scan'208";a="173578446" Received: from intel-s2600wft.iind.intel.com ([10.223.26.143]) by fmviesa010.fm.intel.com with ESMTP; 08 Sep 2025 06:03:58 -0700 From: S Sebinraj To: intel-xe@lists.freedesktop.org Cc: jeevaka.badrappan@intel.com, S Sebinraj Subject: [PATCH v2 0/2] drm: Add GPU frequency tracepoint Date: Mon, 8 Sep 2025 18:26:31 +0530 Message-Id: <20250908125633.2680617-1-s.sebinraj@intel.com> X-Mailer: git-send-email 2.34.1 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" Add a GPU frequency tracepoint at the DRM subsystem level. Integrates with the Xe PMU to provide frequency tracing. The tracepoint is exposed at: /sys/kernel/debug/tracing/events/power/gpu_frequency Format: {unsigned int state, unsigned int gpu_id} - state: GPU frequency in KHz - gpu_id: GPU clock domain identifier S Sebinraj (2): drm: Add GPU frequency tracepoint at DRM level drm/xe: Add DRM GPU frequency tracepoint to Xe drivers/gpu/drm/Kconfig | 11 ++++++ drivers/gpu/drm/Makefile | 1 + drivers/gpu/drm/drm_gpu_frequency_trace.c | 16 ++++++++ drivers/gpu/drm/drm_gpu_frequency_trace.h | 47 +++++++++++++++++++++++ drivers/gpu/drm/xe/xe_gpu_freq_trace.h | 14 +++++++ drivers/gpu/drm/xe/xe_pmu.c | 26 ++++++++++++- drivers/gpu/drm/xe/xe_pmu_types.h | 4 ++ 7 files changed, 117 insertions(+), 2 deletions(-) create mode 100644 drivers/gpu/drm/drm_gpu_frequency_trace.c create mode 100644 drivers/gpu/drm/drm_gpu_frequency_trace.h create mode 100644 drivers/gpu/drm/xe/xe_gpu_freq_trace.h -- 2.34.1