net/dpaa2: support secondary process attach

Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>

diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index d0f8a8f..c662505 100644 (file)
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -1482,7 +1482,7 @@ dpaa2_dev_uninit(struct rte_eth_dev *eth_dev)
        PMD_INIT_FUNC_TRACE();
 
        if (rte_eal_process_type() != RTE_PROC_PRIMARY)
-               return -EPERM;
+               return 0;
 
        if (!dpni) {
                PMD_INIT_LOG(WARNING, "Already closed or not started");
@@ -1535,11 +1535,10 @@ rte_dpaa2_probe(struct rte_dpaa2_driver *dpaa2_drv,
        struct rte_eth_dev *eth_dev;
        int diag;
 
-       eth_dev = rte_eth_dev_allocate(dpaa2_dev->device.name);
-       if (eth_dev == NULL)
-               return -ENOMEM;
-
        if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+               eth_dev = rte_eth_dev_allocate(dpaa2_dev->device.name);
+               if (!eth_dev)
+                       return -ENODEV;
                eth_dev->data->dev_private = rte_zmalloc(
                                                "ethdev private structure",
                                                sizeof(struct dpaa2_dev_priv),
@@ -1550,7 +1549,12 @@ rte_dpaa2_probe(struct rte_dpaa2_driver *dpaa2_drv,
                        rte_eth_dev_release_port(eth_dev);
                        return -ENOMEM;
                }
+       } else {
+               eth_dev = rte_eth_dev_attach_secondary(dpaa2_dev->device.name);
+               if (!eth_dev)
+                       return -ENODEV;
        }
+
        eth_dev->device = &dpaa2_dev->device;
        eth_dev->device->driver = &dpaa2_drv->driver;