From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by dpdk.org (Postfix) with ESMTP id 74C62201 for ; Mon, 24 Sep 2018 03:54:56 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 23 Sep 2018 18:54:54 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.54,295,1534834800"; d="scan'208";a="73149182" Received: from yexl-server.sh.intel.com ([10.67.110.207]) by fmsmga008.fm.intel.com with ESMTP; 23 Sep 2018 18:54:44 -0700 From: Xiaolong Ye To: dev@dpdk.org, Maxime Coquelin , Tiwei Bie , Zhihong Wang Cc: xiao.w.wang@intel.com, Rami Rosen , Wang Haiyue , Xiaolong Ye Date: Mon, 24 Sep 2018 16:42:47 +0800 Message-Id: <20180924084248.91811-2-xiaolong.ye@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180924084248.91811-1-xiaolong.ye@intel.com> References: <20180920222817.45829-1-xiaolong.ye@intel.com> <20180924084248.91811-1-xiaolong.ye@intel.com> Subject: [dpdk-dev] [PATCH v4 1/2] vhost: introduce API to get vDPA device number X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 24 Sep 2018 01:54:57 -0000 It's used to get number of available registered vDPA devices. Signed-off-by: Xiaolong Ye --- lib/librte_vhost/rte_vdpa.h | 3 +++ lib/librte_vhost/rte_vhost_version.map | 1 + lib/librte_vhost/vdpa.c | 6 ++++++ 3 files changed, 10 insertions(+) diff --git a/lib/librte_vhost/rte_vdpa.h b/lib/librte_vhost/rte_vdpa.h index 90465ca26..b8223e337 100644 --- a/lib/librte_vhost/rte_vdpa.h +++ b/lib/librte_vhost/rte_vdpa.h @@ -84,4 +84,7 @@ rte_vdpa_find_device_id(struct rte_vdpa_dev_addr *addr); struct rte_vdpa_device * __rte_experimental rte_vdpa_get_device(int did); +/* Get current available vdpa device number */ +int __rte_experimental +rte_vdpa_get_device_num(void); #endif /* _RTE_VDPA_H_ */ diff --git a/lib/librte_vhost/rte_vhost_version.map b/lib/librte_vhost/rte_vhost_version.map index da220dd02..ae39b6e21 100644 --- a/lib/librte_vhost/rte_vhost_version.map +++ b/lib/librte_vhost/rte_vhost_version.map @@ -67,6 +67,7 @@ EXPERIMENTAL { rte_vdpa_unregister_device; rte_vdpa_find_device_id; rte_vdpa_get_device; + rte_vdpa_get_device_num; rte_vhost_driver_attach_vdpa_device; rte_vhost_driver_detach_vdpa_device; rte_vhost_driver_get_vdpa_device_id; diff --git a/lib/librte_vhost/vdpa.c b/lib/librte_vhost/vdpa.c index c82fd4370..c2c5dff1d 100644 --- a/lib/librte_vhost/vdpa.c +++ b/lib/librte_vhost/vdpa.c @@ -113,3 +113,9 @@ rte_vdpa_get_device(int did) return vdpa_devices[did]; } + +int +rte_vdpa_get_device_num(void) +{ + return vdpa_device_num; +} -- 2.17.1