From: Jan Blunck <jblunck@infradead.org>
Date: Tue, 11 Apr 2017 15:44:08 +0000 (+0200)
Subject: vdev: refactor probe/remove
X-Git-Tag: spdx-start~3662
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=598639950bd535e159064c913fb92d55cbe61345;p=dpdk.git

vdev: refactor probe/remove

This is a preparation for the introduction of the struct rte_vdev_device.

Signed-off-by: Jan Blunck <jblunck@infradead.org>
Tested-by: Ferruh Yigit <ferruh.yigit@intel.com>
Acked-by: Shreyansh Jain <shreyansh.jain@nxp.com>
---

diff --git a/lib/librte_eal/common/eal_common_vdev.c b/lib/librte_eal/common/eal_common_vdev.c
index a94c4c6578..c255073a05 100644
--- a/lib/librte_eal/common/eal_common_vdev.c
+++ b/lib/librte_eal/common/eal_common_vdev.c
@@ -66,14 +66,11 @@ rte_eal_vdrv_unregister(struct rte_vdev_driver *driver)
 	TAILQ_REMOVE(&vdev_driver_list, driver, next);
 }
 
-int
-rte_eal_vdev_init(const char *name, const char *args)
+static int
+vdev_probe_all_drivers(const char *name, const char *args)
 {
 	struct rte_vdev_driver *driver;
 
-	if (name == NULL)
-		return -EINVAL;
-
 	TAILQ_FOREACH(driver, &vdev_driver_list, next) {
 		/*
 		 * search a driver prefix in virtual device name.
@@ -94,18 +91,29 @@ rte_eal_vdev_init(const char *name, const char *args)
 			return driver->probe(name, args);
 	}
 
-	RTE_LOG(ERR, EAL, "no driver found for %s\n", name);
-	return -EINVAL;
+	return 1;
 }
 
 int
-rte_eal_vdev_uninit(const char *name)
+rte_eal_vdev_init(const char *name, const char *args)
 {
-	struct rte_vdev_driver *driver;
+	int ret;
 
 	if (name == NULL)
 		return -EINVAL;
 
+	ret = vdev_probe_all_drivers(name, args);
+	if (ret  > 0)
+		RTE_LOG(ERR, EAL, "no driver found for %s\n", name);
+
+	return ret;
+}
+
+static int
+vdev_remove_driver(const char *name)
+{
+	struct rte_vdev_driver *driver;
+
 	TAILQ_FOREACH(driver, &vdev_driver_list, next) {
 		/*
 		 * search a driver prefix in virtual device name.
@@ -126,8 +134,22 @@ rte_eal_vdev_uninit(const char *name)
 			return driver->remove(name);
 	}
 
-	RTE_LOG(ERR, EAL, "no driver found for %s\n", name);
-	return -EINVAL;
+	return 1;
+}
+
+int
+rte_eal_vdev_uninit(const char *name)
+{
+	int ret;
+
+	if (name == NULL)
+		return -EINVAL;
+
+	ret = vdev_remove_driver(name);
+	if (ret > 0)
+		RTE_LOG(ERR, EAL, "no driver found for %s\n", name);
+
+	return ret;
 }
 
 static int