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 X-Spam-Level: X-Spam-Status: No, score=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7087CC6778C for ; Sat, 30 Jun 2018 01:06:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 334E3280D3 for ; Sat, 30 Jun 2018 01:06:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 334E3280D3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936131AbeF3BGX (ORCPT ); Fri, 29 Jun 2018 21:06:23 -0400 Received: from mga07.intel.com ([134.134.136.100]:23619 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935851AbeF3BGN (ORCPT ); Fri, 29 Jun 2018 21:06:13 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 29 Jun 2018 18:06:13 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,288,1526367600"; d="scan'208";a="212317283" Received: from hao-dev.bj.intel.com ([10.238.157.61]) by orsmga004.jf.intel.com with ESMTP; 29 Jun 2018 18:06:11 -0700 From: Wu Hao To: atull@kernel.org, mdf@kernel.org, linux-fpga@vger.kernel.org, linux-kernel@vger.kernel.org Cc: linux-api@vger.kernel.org, luwei.kang@intel.com, yi.z.zhang@intel.com, hao.wu@intel.com Subject: [PATCH v7 11/29] fpga: dfl: add dfl_fpga_check_port_id function. Date: Sat, 30 Jun 2018 08:53:18 +0800 Message-Id: <1530320016-24712-12-git-send-email-hao.wu@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1530320016-24712-1-git-send-email-hao.wu@intel.com> References: <1530320016-24712-1-git-send-email-hao.wu@intel.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds one common function in DFL framework. It uses port_ops get_id callback to get port id and compare it with given value. This function could be used as match function of the dfl_fpga_cdev_find_port function. Signed-off-by: Wu Hao Acked-by: Alan Tull --- v6: reabse and add Acked-by from Alan. --- drivers/fpga/dfl.c | 22 ++++++++++++++++++++++ drivers/fpga/dfl.h | 1 + 2 files changed, 23 insertions(+) diff --git a/drivers/fpga/dfl.c b/drivers/fpga/dfl.c index 421668a..a9b521b 100644 --- a/drivers/fpga/dfl.c +++ b/drivers/fpga/dfl.c @@ -216,6 +216,28 @@ void dfl_fpga_port_ops_del(struct dfl_fpga_port_ops *ops) EXPORT_SYMBOL_GPL(dfl_fpga_port_ops_del); /** + * dfl_fpga_check_port_id - check the port id + * @pdev: port platform device. + * @pport_id: port id to compare. + * + * Return: 1 if port device matches with given port id, otherwise 0. + */ +int dfl_fpga_check_port_id(struct platform_device *pdev, void *pport_id) +{ + struct dfl_fpga_port_ops *port_ops = dfl_fpga_port_ops_get(pdev); + int port_id; + + if (!port_ops || !port_ops->get_id) + return 0; + + port_id = port_ops->get_id(pdev); + dfl_fpga_port_ops_put(port_ops); + + return port_id == *(int *)pport_id; +} +EXPORT_SYMBOL_GPL(dfl_fpga_check_port_id); + +/** * dfl_fpga_dev_feature_uinit - uinit for sub features of dfl feature device * @pdev: feature device. */ diff --git a/drivers/fpga/dfl.h b/drivers/fpga/dfl.h index 654e0f6..a8b869e 100644 --- a/drivers/fpga/dfl.h +++ b/drivers/fpga/dfl.h @@ -151,6 +151,7 @@ struct dfl_fpga_port_ops { void dfl_fpga_port_ops_del(struct dfl_fpga_port_ops *ops); struct dfl_fpga_port_ops *dfl_fpga_port_ops_get(struct platform_device *pdev); void dfl_fpga_port_ops_put(struct dfl_fpga_port_ops *ops); +int dfl_fpga_check_port_id(struct platform_device *pdev, void *pport_id); /** * struct dfl_feature_driver - sub feature's driver -- 1.8.3.1