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 3DBBCC02181 for ; Fri, 24 Jan 2025 08:11:00 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EA0E510E918; Fri, 24 Jan 2025 08:10:59 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="IfgPTq/t"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) by gabe.freedesktop.org (Postfix) with ESMTPS id BAE2310E918 for ; Fri, 24 Jan 2025 08:10:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1737706259; x=1769242259; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=AubzypeZb1fzYLlz+OTHzPSSWwz0x2OU4seMqF1Ncp8=; b=IfgPTq/tB3kRSXy5OD7t0+SIVZ0nD2W7wq9QBacaeHBr7k1Eg93AW7Eq LIBTEizuKBpdv7yid1XOvmlqx4VtkbT3qXr9T8s1FdcOvkZcMpGxwSMay idLSLoZPuB7knuNDKCM2EcFDCRC622cywoJm6PokLVloMR1igiSbA5S3l wJ+YhRGtX1T/ohbQ33yB7gcmNAITAftsCWeK90aLlI5qOT+0JhlvAHFw9 n3hLZsZN1R+649rkQrfWPo6WO9GIVOnKqidihDtQl1vCo0nwZE33Hr6un cDBsrnWV879BY8XUIChXlHxZz/2itOYtfXeS6LA7gF+JvA6TsP0+NJaey A==; X-CSE-ConnectionGUID: LTpk1S3NR+iSFqIMFDhi0A== X-CSE-MsgGUID: ZpQ56qQYThSZ7nrARXM8vw== X-IronPort-AV: E=McAfee;i="6700,10204,11324"; a="63587306" X-IronPort-AV: E=Sophos;i="6.13,230,1732608000"; d="scan'208";a="63587306" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Jan 2025 00:10:59 -0800 X-CSE-ConnectionGUID: uP/jUHf6T4aKEZL3eN1YYQ== X-CSE-MsgGUID: 2mUxeb9FT3OyMhJgV6Fm1A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="112340331" Received: from llaguna-dev.igk.intel.com (HELO localhost) ([10.91.214.40]) by fmviesa005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Jan 2025 00:10:57 -0800 From: Lukasz Laguna To: igt-dev@lists.freedesktop.org Cc: marcin.bernatowicz@linux.intel.com, lukasz.laguna@intel.com, satyanarayana.k.v.p@intel.com, michal.wajdeczko@intel.com, adam.miszczak@linux.intel.com, jakub1.kolakowski@intel.com Subject: [PATCH i-g-t v1 3/4] lib/igt_sriov_device: Add helper to iterate over VFs from starting number Date: Fri, 24 Jan 2025 09:10:38 +0100 Message-Id: <20250124081039.31201-4-lukasz.laguna@intel.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20250124081039.31201-1-lukasz.laguna@intel.com> References: <20250124081039.31201-1-lukasz.laguna@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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" Helper allows to iterate over VFs associated with given PF, starting from a specified VF number. Signed-off-by: Lukasz Laguna --- lib/igt_sriov_device.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/lib/igt_sriov_device.h b/lib/igt_sriov_device.h index de25a7d98..741b1bcec 100644 --- a/lib/igt_sriov_device.h +++ b/lib/igt_sriov_device.h @@ -86,6 +86,21 @@ igt_sriov_random_vf_in_range(int pf_fd, unsigned int start, unsigned int end) ++__vf_num) #define for_each_sriov_num_vfs for_each_sriov_vf +/** + * for_each_sriov_vf_starting_from - Iterate over VFs starting from a specified VF + * @__pf_fd: PF device file descriptor + * @__start: Starting VF number + * @__vf_num: VFs iterator + * + * For loop that iterates over VFs associated with given PF @__pf_fd, + * starting from a specified VF number @__start. + */ +#define for_each_sriov_vf_starting_from(__pf_fd, __start, __vf_num) \ + for (unsigned int __vf_num = __start, __total_vfs = igt_sriov_get_total_vfs(__pf_fd); \ + __vf_num <= __total_vfs; \ + ++__vf_num) +#define for_each_sriov_num_vfs_starting_from for_each_sriov_vf_starting_from + /** * for_random_sriov_vf_in_range - Iterate over a random VF in a specified range * @__pf_fd: PF device file descriptor -- 2.40.0