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vmxnet3: support port hotplug

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Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
Acked-by: Yong Wang <yongwang@vmware.com>
This commit is contained in:
Bernard Iremonger 2015-10-27 17:12:26 +00:00 committed by Thomas Monjalon
parent 71ba84b1cc
commit bcf1c37b9c
2 changed files with 31 additions and 4 deletions
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2
doc/guides/rel_notes/release_2_2.rst
View File

@ -77,6 +77,8 @@ New Features
* **Added vhost-user multiple queue support.**
* **Added port hotplug support to vmxnet3.**
* **Added port hotplug support to xenvirt.**

33
drivers/net/vmxnet3/vmxnet3_ethdev.c
View File

@ -70,6 +70,7 @@
#define PROCESS_SYS_EVENTS 0
static int eth_vmxnet3_dev_init(struct rte_eth_dev *eth_dev);
static int eth_vmxnet3_dev_uninit(struct rte_eth_dev *eth_dev);
static int vmxnet3_dev_configure(struct rte_eth_dev *dev);
static int vmxnet3_dev_start(struct rte_eth_dev *dev);
static void vmxnet3_dev_stop(struct rte_eth_dev *dev);
@ -296,13 +297,37 @@ eth_vmxnet3_dev_init(struct rte_eth_dev *eth_dev)
return 0;
}
static int
eth_vmxnet3_dev_uninit(struct rte_eth_dev *eth_dev)
{
struct vmxnet3_hw *hw = eth_dev->data->dev_private;
PMD_INIT_FUNC_TRACE();
if (rte_eal_process_type() != RTE_PROC_PRIMARY)
return 0;
if (hw->adapter_stopped == 0)
vmxnet3_dev_close(eth_dev);
eth_dev->dev_ops = NULL;
eth_dev->rx_pkt_burst = NULL;
eth_dev->tx_pkt_burst = NULL;
rte_free(eth_dev->data->mac_addrs);
eth_dev->data->mac_addrs = NULL;
return 0;
}
static struct eth_driver rte_vmxnet3_pmd = {
.pci_drv = {
.name = "rte_vmxnet3_pmd",
.id_table = pci_id_vmxnet3_map,
.drv_flags = RTE_PCI_DRV_NEED_MAPPING,
.drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_DETACHABLE,
},
.eth_dev_init = eth_vmxnet3_dev_init,
.eth_dev_uninit = eth_vmxnet3_dev_uninit,
.dev_private_size = sizeof(struct vmxnet3_hw),
};
@ -581,7 +606,7 @@ vmxnet3_dev_stop(struct rte_eth_dev *dev)
PMD_INIT_FUNC_TRACE();
if (hw->adapter_stopped == TRUE) {
if (hw->adapter_stopped == 1) {
PMD_INIT_LOG(DEBUG, "Device already closed.");
return;
}
@ -597,7 +622,7 @@ vmxnet3_dev_stop(struct rte_eth_dev *dev)
/* reset the device */
VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_RESET_DEV);
PMD_INIT_LOG(DEBUG, "Device reset.");
hw->adapter_stopped = FALSE;
hw->adapter_stopped = 0;
vmxnet3_dev_clear_queues(dev);
@ -617,7 +642,7 @@ vmxnet3_dev_close(struct rte_eth_dev *dev)
PMD_INIT_FUNC_TRACE();
vmxnet3_dev_stop(dev);
hw->adapter_stopped = TRUE;
hw->adapter_stopped = 1;
}
static void