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From: Jianfeng Tan <jianfeng.tan@intel.com>
To: dev@dpdk.org
Cc: jblunck@infradead.org, bruce.richardson@intel.com,
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Jianfeng Tan <jianfeng.tan@intel.com>
Date: Fri, 27 Oct 2017 01:06:57 +0000
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Subject: [dpdk-dev] [PATCH v9 2/4] eal: remove dependency on vdev
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We can call bus->plug() to avoid calling rte_vdev_init() explicitly.
Signed-off-by: Jianfeng Tan <jianfeng.tan@intel.com>
---
lib/librte_eal/common/eal_common_dev.c | 22 ++++++----------------
1 file changed, 6 insertions(+), 16 deletions(-)
diff --git a/lib/librte_eal/common/eal_common_dev.c b/lib/librte_eal/common/eal_common_dev.c
index e251275..dda8f58 100644
--- a/lib/librte_eal/common/eal_common_dev.c
+++ b/lib/librte_eal/common/eal_common_dev.c
@@ -67,7 +67,6 @@ static int cmp_dev_name(const struct rte_device *dev, const void *_name)
int rte_eal_dev_attach(const char *name, const char *devargs)
{
struct rte_bus *bus;
- int ret;
if (name == NULL || devargs == NULL) {
RTE_LOG(ERR, EAL, "Invalid device or arguments provided\n");
@@ -80,22 +79,13 @@ int rte_eal_dev_attach(const char *name, const char *devargs)
name);
return -EINVAL;
}
- if (strcmp(bus->name, "pci") == 0)
- return rte_eal_hotplug_add("pci", name, devargs);
- if (strcmp(bus->name, "vdev") != 0) {
- RTE_LOG(ERR, EAL, "Device attach is only supported for PCI and vdev devices.\n");
- return -ENOTSUP;
- }
+ if (strcmp(bus->name, "pci") == 0 || strcmp(bus->name, "vdev") == 0)
+ return rte_eal_hotplug_add(bus->name, name, devargs);
- /*
- * If we haven't found a bus device the user meant to "hotplug" a
- * virtual device instead.
- */
- ret = rte_vdev_init(name, devargs);
- if (ret)
- RTE_LOG(ERR, EAL, "Driver cannot attach the device (%s)\n",
- name);
- return ret;
+ RTE_LOG(ERR, EAL,
+ "Device attach is only supported for PCI and vdev devices.\n");
+
+ return -ENOTSUP;
}
int rte_eal_dev_detach(struct rte_device *dev)
--
2.7.4