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 18982C3600C for ; Mon, 24 Mar 2025 11:08:11 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D099E10E2C4; Mon, 24 Mar 2025 11:08:10 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="bIW5F/PF"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.19]) by gabe.freedesktop.org (Postfix) with ESMTPS id DFD8A10E2C4 for ; Mon, 24 Mar 2025 11:08:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1742814489; x=1774350489; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=NaBUnKcuS7oS+e7acKJfDgGooklXk1lFJOrEmCjFEzE=; b=bIW5F/PFFvVNwU0zeiXWeMad3sTMSEqIGCEUSYfK7+j3JST9COZia80j kENEy0r06uKFxjVfDeAlVT5mHxfTLGdPbwKrlTj/eRvkNzs0A9qZNdWM2 ZaOLT3P8dhAft5iP45kZvn0d4SnKDec5kK1tYPod5+Hg0M28FXTqSsjwj uWgQpv0E48PWCZnge3IiBL9RFfhqV1SheAdOyRyE05G2kiNx8FDLttUIo LqaZB6sm7d29yYsM4QH1Vl2fQzozWVxrd6c+Jq+OLcqC80V7RTg80rh9v Dy8l5b4pFLtmg8Y934dh2lb/X28QRV9dwa7b/6t49UpS91bEjH15+10qx w==; X-CSE-ConnectionGUID: mjiNCw0ZTvCZi5sjKYcaNA== X-CSE-MsgGUID: g3dcuakqRYCNjvh0Uhu72A== X-IronPort-AV: E=McAfee;i="6700,10204,11382"; a="43899062" X-IronPort-AV: E=Sophos;i="6.14,271,1736841600"; d="scan'208";a="43899062" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Mar 2025 04:08:04 -0700 X-CSE-ConnectionGUID: H7BBU7mmS7u0fr8E4t9/fg== X-CSE-MsgGUID: T0NIDkgwTEyjvhbnJCCyMg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.14,271,1736841600"; d="scan'208";a="124542526" Received: from intelmailrelay-02.habana-labs.com ([10.111.11.21]) by orviesa007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Mar 2025 04:08:03 -0700 Received: internal info suppressed Received: from dhirschfeld-vm-u22.habana-labs.com (localhost [127.0.0.1]) by dhirschfeld-vm-u22.habana-labs.com (8.15.2/8.15.2/Debian-22ubuntu3) with ESMTPS id 52OB7ri52521830 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT); Mon, 24 Mar 2025 13:07:53 +0200 Received: (from dhirschfeld@localhost) by dhirschfeld-vm-u22.habana-labs.com (8.15.2/8.15.2/Submit) id 52OB7rar2521829; Mon, 24 Mar 2025 13:07:53 +0200 From: Dafna Hirschfeld To: intel-xe@lists.freedesktop.org Cc: Dafna Hirschfeld Subject: [PATCH v2 1/2] drm/xe/debugfs: add local forcewake_get/put funcs Date: Mon, 24 Mar 2025 13:07:29 +0200 Message-Id: <20250324110730.2521805-1-dafna.hirschfeld@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 the function forcewake_get, forcewake_put. They will be used in laters commits. Signed-off-by: Dafna Hirschfeld --- changes from v1: 1. fix according to comments, 2. support steering for mcr registers. drivers/gpu/drm/xe/xe_debugfs.c | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/xe/xe_debugfs.c b/drivers/gpu/drm/xe/xe_debugfs.c index d0503959a8ed..e60eaefdd4a5 100644 --- a/drivers/gpu/drm/xe/xe_debugfs.c +++ b/drivers/gpu/drm/xe/xe_debugfs.c @@ -87,9 +87,8 @@ static const struct drm_info_list debugfs_list[] = { { .name = "sriov_info", .show = sriov_info, }, }; -static int forcewake_open(struct inode *inode, struct file *file) +static int forcewake_get(struct xe_device *xe) { - struct xe_device *xe = inode->i_private; struct xe_gt *gt; u8 id, last_gt; unsigned int fw_ref; @@ -119,15 +118,28 @@ static int forcewake_open(struct inode *inode, struct file *file) return -ETIMEDOUT; } -static int forcewake_release(struct inode *inode, struct file *file) +static int forcewake_open(struct inode *inode, struct file *file) { struct xe_device *xe = inode->i_private; + + return forcewake_get(xe); +} + +static void forcewake_put(struct xe_device *xe) +{ struct xe_gt *gt; u8 id; for_each_gt(gt, xe, id) xe_force_wake_put(gt_to_fw(gt), XE_FORCEWAKE_ALL); xe_pm_runtime_put(xe); +} + +static int forcewake_release(struct inode *inode, struct file *file) +{ + struct xe_device *xe = inode->i_private; + + forcewake_put(xe); return 0; } -- 2.34.1