From patchwork Tue Apr 1 15:59:10 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maciej Falkowski X-Patchwork-Id: 14035079 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 7B06BC36014 for ; Tue, 1 Apr 2025 15:59:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DA12A10E5FB; Tue, 1 Apr 2025 15:59:25 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="dMCmmo/B"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) by gabe.freedesktop.org (Postfix) with ESMTPS id E2FF110E5FB for ; Tue, 1 Apr 2025 15:59:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1743523164; x=1775059164; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=rbfvpmvIClacQyR9EwvtiveDAJSpptipu/JzXiubYlw=; b=dMCmmo/BjrQLGiVJg9Mic4Ylwaqr+1hY5jokDl2MdDT3u+1+pbD4kJqZ yjn+CT9v22MFRUQxjjAVAVAxMUz1d9s/+IY1I9Sdjl1rs2OnJaxRpcdt0 szuKuuZ2z8KJGOWtEOkUCFhmFV5nvAK57X6W3nn1dhmS9hW9d3jsOK0EL gOGPZokUNu/pUWCkZl5vDYaaXKA04urlNv2kv2ZLTElmf43n686TNTvJy fsUwW0aLkbeF2oTkzrOI7SmU7xaamrwSxueL97Tted64/dDXjQkUfuU2g ridh4sdu2DAHNHYa5E+ACgmiXqeHNnn4zUogbu8DWlXCXbAev5h4RQZO9 w==; X-CSE-ConnectionGUID: I8wig8XTRoGh4obifwcwgg== X-CSE-MsgGUID: J6hEFi7KTliGdMR/8xKlKg== X-IronPort-AV: E=McAfee;i="6700,10204,11391"; a="44108597" X-IronPort-AV: E=Sophos;i="6.14,293,1736841600"; d="scan'208";a="44108597" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Apr 2025 08:59:23 -0700 X-CSE-ConnectionGUID: BQNZ2bxDR9SHk/sGtWeofg== X-CSE-MsgGUID: I2/nbP9cTgGNSZvyLfxoew== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.14,293,1736841600"; d="scan'208";a="157413734" Received: from try2-8594.igk.intel.com ([10.91.220.58]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Apr 2025 08:59:22 -0700 From: Maciej Falkowski To: dri-devel@lists.freedesktop.org Cc: oded.gabbay@gmail.com, quic_jhugo@quicinc.com, jacek.lawrynowicz@linux.intel.com, lizhi.hou@amd.com, Maciej Falkowski Subject: [PATCH 0/2] accel/ivpu: Expose NPU frequency into userspace Date: Tue, 1 Apr 2025 17:59:10 +0200 Message-ID: <20250401155912.4049340-1-maciej.falkowski@linux.intel.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" This patchset introduces the capability to measure the NPU frequency and makes it accessible to a userspace via sysfs. The initial patch in the series addresses the inconsistency in retrieving the clock frequency from the device across the Meteor Lake and Lunar Lake generations. Subsequently, the latter patch exposes the driver's frequency through sysfs to facilitate frequency sampling. Andrzej Kacprowski (2): accel/ivpu: Fix the NPU's DPU frequency calculation accel/ivpu: Show NPU frequency in sysfs drivers/accel/ivpu/ivpu_drv.c | 4 +- drivers/accel/ivpu/ivpu_fw.c | 3 +- drivers/accel/ivpu/ivpu_hw.h | 14 ++-- drivers/accel/ivpu/ivpu_hw_btrs.c | 134 ++++++++++++++---------------- drivers/accel/ivpu/ivpu_hw_btrs.h | 7 +- drivers/accel/ivpu/ivpu_sysfs.c | 49 ++++++++++- include/uapi/drm/ivpu_accel.h | 4 +- 7 files changed, 127 insertions(+), 88 deletions(-)