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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by aws-us-west-2-korg-lkml-1.web.codeaurora.org (Postfix) with ESMTP id CE5E9C433EF for ; Tue, 12 Jun 2018 10:27:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8D3FA208AE for ; Tue, 12 Jun 2018 10:27:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8D3FA208AE 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 S933714AbeFLK1h (ORCPT ); Tue, 12 Jun 2018 06:27:37 -0400 Received: from mga09.intel.com ([134.134.136.24]:34367 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933242AbeFLKWo (ORCPT ); Tue, 12 Jun 2018 06:22:44 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 12 Jun 2018 03:22:44 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,214,1526367600"; d="scan'208";a="66321945" Received: from hao-dev.bj.intel.com ([10.238.157.61]) by orsmga002.jf.intel.com with ESMTP; 12 Jun 2018 03:22:42 -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 v6 11/29] fpga: dfl: add dfl_fpga_check_port_id function. Date: Tue, 12 Jun 2018 18:10:25 +0800 Message-Id: <1528798243-2029-12-git-send-email-hao.wu@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1528798243-2029-1-git-send-email-hao.wu@intel.com> References: <1528798243-2029-1-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 789da5b..d679e64 100644 --- a/drivers/fpga/dfl.c +++ b/drivers/fpga/dfl.c @@ -214,6 +214,28 @@ 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 4048110..a03a796 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