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 8B0F2D1814B for ; Tue, 15 Oct 2024 14:49:28 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2EDA210E598; Tue, 15 Oct 2024 14:49:28 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="VtjRuI6z"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0A48C10E06C for ; Tue, 15 Oct 2024 14:19:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1729001976; x=1760537976; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=N471uIFM7Wx0csF5kvXKxSHo9nXIdY87IatBTj1WFwo=; b=VtjRuI6zfTkij9kdIwlT3T4huMOES4f1ACTwMLgWgepnw78rEXVkCenA +fZy9izMd3zVBeVfKWrd/xXevXchGrSkNhQMNRSSDb+oTV0l/kGr6xk85 7hg6pO6seG1hvyfiP3TuU0NTXQFDe8BXH9m4c3xybbQckJOPgiiDfG99L jUqPfCzwB5w1V4jL9Mb9t8F/a0ljxAeJhYJvNQBkjWAGFcBRYoc4C4mMr PFHfwn2SrK4z2qcR+pE0W1hzqeRY2i6wy2ZoBbmjfR0PsGvH2dKLKAP3x C6tH4bfomUaZfsfTFxeuSg1jkejOAU6f9wQXEl6cwv5w3M4jl9cYe5+KQ A==; X-CSE-ConnectionGUID: ONN31ws1T9Kvea0wNJUI1A== X-CSE-MsgGUID: tARqjnU0QgSHZnn6rv0XAg== X-IronPort-AV: E=McAfee;i="6700,10204,11222"; a="45872735" X-IronPort-AV: E=Sophos;i="6.11,199,1725346800"; d="scan'208";a="45872735" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Oct 2024 07:19:35 -0700 X-CSE-ConnectionGUID: hTwVZR8cSvWIiEDmkSUExg== X-CSE-MsgGUID: W05Mm7lURo2WSn6KATiAIA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,205,1725346800"; d="scan'208";a="108642486" Received: from pgurram-desk.iind.intel.com ([10.145.169.87]) by fmviesa001.fm.intel.com with ESMTP; 15 Oct 2024 07:19:33 -0700 From: Pravalika Gurram To: igt-dev@lists.freedesktop.org, zbigniew.kempczynski@intel.com, sai.gowtham.ch@intel.com, katarzyna.piecielska@intel.com Cc: Pravalika Gurram Subject: [PATCH i-g-t 1/2] lib/xe/xe_query: xe_find_engine_by_class helper Date: Tue, 15 Oct 2024 19:48:25 +0530 Message-Id: <20241015141826.4186247-2-pravalika.gurram@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241015141826.4186247-1-pravalika.gurram@intel.com> References: <20241015141826.4186247-1-pravalika.gurram@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Mailman-Approved-At: Tue, 15 Oct 2024 14:49:27 +0000 X-BeenThere: igt-dev@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development mailing list for IGT GPU Tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" Added "xe_find_engine_by_class" helper function to query with the required engine class and get the engine info. Cc: Zbigniew Kempczyński Signed-off-by: Pravalika Gurram --- lib/xe/xe_query.c | 22 ++++++++++++++++++++++ lib/xe/xe_query.h | 1 + 2 files changed, 23 insertions(+) diff --git a/lib/xe/xe_query.c b/lib/xe/xe_query.c index 8694fa3f9..ddb9d4065 100644 --- a/lib/xe/xe_query.c +++ b/lib/xe/xe_query.c @@ -731,6 +731,28 @@ bool xe_has_engine_class(int fd, uint16_t engine_class) return false; } +/** + * xe_find_engine_by_class + * @fd: xe device fd + * @engine_class: engine class + * + * Returns engine info of xe device @fd and @engine_class otherwise NULL. + */ +struct drm_xe_engine *xe_find_engine_by_class(int fd, uint16_t engine_class) +{ + struct xe_device *xe_dev; + + xe_dev = find_in_cache(fd); + igt_assert(xe_dev); + + igt_assert(engine_class >= 0 && engine_class < xe_dev->engines->num_engines); + for (int i = 0; i < xe_dev->engines->num_engines; i++) + if (xe_dev->engines->engines[i].instance.engine_class == engine_class) + return &xe_dev->engines->engines[i]; + + return NULL; + +} /** * xe_has_media_gt: * @fd: xe device fd diff --git a/lib/xe/xe_query.h b/lib/xe/xe_query.h index fd1155f7f..cabb8078c 100644 --- a/lib/xe/xe_query.h +++ b/lib/xe/xe_query.h @@ -108,6 +108,7 @@ uint16_t xe_dev_id(int fd); int xe_supports_faults(int fd); const char *xe_engine_class_string(uint32_t engine_class); bool xe_has_engine_class(int fd, uint16_t engine_class); +struct drm_xe_engine *xe_find_engine_by_class(int fd, uint16_t engine_class); bool xe_has_media_gt(int fd); bool xe_is_media_gt(int fd, int gt); uint16_t xe_gt_get_tile_id(int fd, int gt); -- 2.34.1