enic: bug fix: tx_timeout reset path fix-ups

tx_timeout reset path needs to re-init dev and re-apply nic cfg to
enable vlan stripping.

Signed-off-by: Scott Feldman <scofeldm@cisco.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index 798cf50..83a7168 100644 (file)
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -1462,6 +1462,26 @@ static int enic_dev_soft_reset(struct enic *enic)
        return err;
 }
 
+static int enic_set_niccfg(struct enic *enic)
+{
+       const u8 rss_default_cpu = 0;
+       const u8 rss_hash_type = 0;
+       const u8 rss_hash_bits = 0;
+       const u8 rss_base_cpu = 0;
+       const u8 rss_enable = 0;
+       const u8 tso_ipid_split_en = 0;
+       const u8 ig_vlan_strip_en = 1;
+
+       /* Enable VLAN tag stripping.  RSS not enabled (yet).
+       */
+
+       return enic_set_nic_cfg(enic,
+               rss_default_cpu, rss_hash_type,
+               rss_hash_bits, rss_base_cpu,
+               rss_enable, tso_ipid_split_en,
+               ig_vlan_strip_en);
+}
+
 static void enic_reset(struct work_struct *work)
 {
        struct enic *enic = container_of(work, struct enic, reset);
@@ -1477,8 +1497,10 @@ static void enic_reset(struct work_struct *work)
 
        enic_stop(enic->netdev);
        enic_dev_soft_reset(enic);
+       vnic_dev_init(enic->vdev, 0);
        enic_reset_mcaddrs(enic);
        enic_init_vnic_resources(enic);
+       enic_set_niccfg(enic);
        enic_open(enic->netdev);
 
        rtnl_unlock();
@@ -1621,14 +1643,6 @@ static int __devinit enic_probe(struct pci_dev *pdev,
        unsigned int i;
        int err;
 
-       const u8 rss_default_cpu = 0;
-       const u8 rss_hash_type = 0;
-       const u8 rss_hash_bits = 0;
-       const u8 rss_base_cpu = 0;
-       const u8 rss_enable = 0;
-       const u8 tso_ipid_split_en = 0;
-       const u8 ig_vlan_strip_en = 1;
-
        /* Allocate net device structure and initialize.  Private
         * instance data is initialized to zero.
         */
@@ -1794,14 +1808,7 @@ static int __devinit enic_probe(struct pci_dev *pdev,
 
        enic_init_vnic_resources(enic);
 
-       /* Enable VLAN tag stripping.  RSS not enabled (yet).
-        */
-
-       err = enic_set_nic_cfg(enic,
-               rss_default_cpu, rss_hash_type,
-               rss_hash_bits, rss_base_cpu,
-               rss_enable, tso_ipid_split_en,
-               ig_vlan_strip_en);
+       err = enic_set_niccfg(enic);
        if (err) {
                printk(KERN_ERR PFX
                        "Failed to config nic, aborting.\n");