From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752579AbdFZCBZ (ORCPT ); Sun, 25 Jun 2017 22:01:25 -0400 Received: from mga07.intel.com ([134.134.136.100]:16036 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752462AbdFZCAR (ORCPT ); Sun, 25 Jun 2017 22:00:17 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.39,393,1493708400"; d="scan'208";a="118726706" 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, Tim Whisonant , Enno Luebbers , Shiva Rao , Christopher Rauer , Xiao Guangrong Subject: [PATCH v2 20/22] fpga: intel: afu add FPGA_GET_API_VERSION/CHECK_EXTENSION ioctls support Date: Mon, 26 Jun 2017 09:52:16 +0800 Message-Id: <1498441938-14046-21-git-send-email-hao.wu@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1498441938-14046-1-git-send-email-hao.wu@intel.com> References: <1498441938-14046-1-git-send-email-hao.wu@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org FPGA_GET_API_VERSION and FPGA_CHECK_EXTENSION ioctls are common ones which need to be supported by all feature devices drivers including FME and AFU. This patch implements above 2 ioctls in Intel FPGA Accelerated Function Unit (AFU) driver. Signed-off-by: Tim Whisonant Signed-off-by: Enno Luebbers Signed-off-by: Shiva Rao Signed-off-by: Christopher Rauer Signed-off-by: Xiao Guangrong Signed-off-by: Wu Hao --- v2: rebased --- drivers/fpga/intel-afu-main.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/fpga/intel-afu-main.c b/drivers/fpga/intel-afu-main.c index 2a17cde..22f77f2 100644 --- a/drivers/fpga/intel-afu-main.c +++ b/drivers/fpga/intel-afu-main.c @@ -122,6 +122,13 @@ static int afu_release(struct inode *inode, struct file *filp) return 0; } +static long afu_ioctl_check_extension(struct feature_platform_data *pdata, + unsigned long arg) +{ + /* No extension support for now */ + return 0; +} + static long afu_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { struct platform_device *pdev = filp->private_data; @@ -132,6 +139,10 @@ static long afu_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) dev_dbg(&pdev->dev, "%s cmd 0x%x\n", __func__, cmd); switch (cmd) { + case FPGA_GET_API_VERSION: + return FPGA_API_VERSION; + case FPGA_CHECK_EXTENSION: + return afu_ioctl_check_extension(pdata, arg); default: /* * Let sub-feature's ioctl function to handle the cmd -- 1.8.3.1