qlcnic: fix mac override capability

o Rename mac_learning to mac_override
o Added check in set_mac to return error if mac override is disabled.
o Disabling mac_override only supported for Non priviledged functions.

Signed-off-by: Rajesh Borundia <rajesh.borundia@qlogic.com>
Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 28 insertions, 13 deletions

diff --git a/drivers/net/qlcnic/qlcnic.h b/drivers/net/qlcnic/qlcnic.h
index 220370fac726..cd1a2e6f59d2 100644
--- a/drivers/net/qlcnic/qlcnic.h
+++ b/drivers/net/qlcnic/qlcnic.h
@@ -905,6 +905,7 @@ struct qlcnic_mac_req {
 #define QLCNIC_ADAPTER_INITIALIZED      0x80
 #define QLCNIC_TAGGING_ENABLED          0x100
 #define QLCNIC_MACSPOOF                 0x200
+#define QLCNIC_MAC_OVERRIDE_DISABLED    0x400
 #define QLCNIC_IS_MSI_FAMILY(adapter) \
         ((adapter)->flags & (QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED))
 
@@ -1060,7 +1061,7 @@ struct qlcnic_npar_info {
         u8      enable_pm;
         u8      dest_npar;
         u8      discard_tagged;
-        u8      mac_learning;
+        u8      mac_override;
         u8      mac_anti_spoof;
         u8      promisc_mode;
         u8      offload_flags;
@@ -1134,7 +1135,7 @@ struct qlcnic_esw_func_cfg {
         u8      host_vlan_tag;
         u8      promisc_mode;
         u8      discard_tagged;
-        u8      mac_learning;
+        u8      mac_override;
         u8      mac_anti_spoof;
         u8      offload_flags;
         u8      reserved[5];
diff --git a/drivers/net/qlcnic/qlcnic_ctx.c b/drivers/net/qlcnic/qlcnic_ctx.c
index bd4b06b2d86d..95a821e0b66f 100644
--- a/drivers/net/qlcnic/qlcnic_ctx.c
+++ b/drivers/net/qlcnic/qlcnic_ctx.c
@@ -1100,10 +1100,11 @@ __qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
                 *arg1 = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
                 *arg2 = QLCRD32(adapter, QLCNIC_ARG2_CRB_OFFSET);
                 dev_info(&adapter->pdev->dev,
-                        "eSwitch port config for pci func%d\n", pci_func);
+                        "eSwitch port config for pci func %d\n", pci_func);
         } else {
                 dev_err(&adapter->pdev->dev,
-                        "Failed to get eswitch port config%d\n", pci_func);
+                        "Failed to get eswitch port config for pci func %d\n",
+                                                                pci_func);
         }
         return err;
 }
@@ -1142,7 +1143,7 @@ int qlcnic_config_switch_port(struct qlcnic_adapter *adapter,
                         arg1 &= ~BIT_4;
                 if (!(esw_cfg->promisc_mode))
                         arg1 &= ~BIT_6;
-                if (!(esw_cfg->mac_learning))
+                if (!(esw_cfg->mac_override))
                         arg1 &= ~BIT_7;
                 if (!(esw_cfg->mac_anti_spoof))
                         arg2 &= ~BIT_0;
@@ -1175,10 +1176,10 @@ int qlcnic_config_switch_port(struct qlcnic_adapter *adapter,
 
         if (err != QLCNIC_RCODE_SUCCESS) {
                 dev_err(&adapter->pdev->dev,
-                        "Failed to configure eswitch port%d\n", pci_func);
+                        "Failed to configure eswitch pci func %d\n", pci_func);
         } else {
                 dev_info(&adapter->pdev->dev,
-                        "Configured eSwitch for port %d\n", pci_func);
+                        "Configured eSwitch for pci func %d\n", pci_func);
         }
 
         return err;
@@ -1202,7 +1203,7 @@ qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
         esw_cfg->discard_tagged = !!(arg1 & BIT_4);
         esw_cfg->host_vlan_tag = !!(arg1 & BIT_5);
         esw_cfg->promisc_mode = !!(arg1 & BIT_6);
-        esw_cfg->mac_learning = !!(arg1 & BIT_7);
+        esw_cfg->mac_override = !!(arg1 & BIT_7);
         esw_cfg->vlan_id = LSW(arg1 >> 16);
         esw_cfg->mac_anti_spoof = (arg2 & 0x1);
         esw_cfg->offload_flags = ((arg2 >> 1) & 0x7);
diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c
index 789fe817cfca..130f4dbe2f4b 100644
--- a/drivers/net/qlcnic/qlcnic_main.c
+++ b/drivers/net/qlcnic/qlcnic_main.c
@@ -343,6 +343,9 @@ static int qlcnic_set_mac(struct net_device *netdev, void *p)
         struct qlcnic_adapter *adapter = netdev_priv(netdev);
         struct sockaddr *addr = p;
 
+        if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED))
+                return -EOPNOTSUPP;
+
         if (!is_valid_ether_addr(addr->sa_data))
                 return -EINVAL;
 
@@ -741,10 +744,14 @@ qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter,
                 struct qlcnic_esw_func_cfg *esw_cfg)
 {
         adapter->flags &= ~QLCNIC_MACSPOOF;
+        adapter->flags &= ~QLCNIC_MAC_OVERRIDE_DISABLED;
 
         if (esw_cfg->mac_anti_spoof)
                 adapter->flags |= QLCNIC_MACSPOOF;
 
+        if (!esw_cfg->mac_override)
+                adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED;
+
         qlcnic_set_netdev_features(adapter, esw_cfg);
 }
 
@@ -862,14 +869,14 @@ qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter)
                 memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg));
                 esw_cfg.pci_func = i;
                 esw_cfg.offload_flags = BIT_0;
-                esw_cfg.mac_learning = BIT_0;
+                esw_cfg.mac_override = BIT_0;
                 if (adapter->capabilities  & QLCNIC_FW_CAPABILITY_TSO)
                         esw_cfg.offload_flags |= (BIT_1 | BIT_2);
                 if (qlcnic_config_switch_port(adapter, &esw_cfg))
                         return -EIO;
                 npar = &adapter->npars[i];
                 npar->pvid = esw_cfg.vlan_id;
-                npar->mac_learning = esw_cfg.offload_flags;
+                npar->mac_override = esw_cfg.mac_override;
                 npar->mac_anti_spoof = esw_cfg.mac_anti_spoof;
                 npar->discard_tagged = esw_cfg.discard_tagged;
                 npar->promisc_mode = esw_cfg.promisc_mode;
@@ -887,7 +894,7 @@ qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter,
         esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS;
         esw_cfg.pci_func = pci_func;
         esw_cfg.vlan_id = npar->pvid;
-        esw_cfg.mac_learning = npar->mac_learning;
+        esw_cfg.mac_override = npar->mac_override;
         esw_cfg.discard_tagged = npar->discard_tagged;
         esw_cfg.mac_anti_spoof = npar->mac_anti_spoof;
         esw_cfg.offload_flags = npar->offload_flags;
@@ -3042,6 +3049,10 @@ qlcnicvf_start_firmware(struct qlcnic_adapter *adapter)
 
         qlcnic_check_options(adapter);
 
+        err = qlcnic_set_eswitch_port_config(adapter);
+        if (err)
+                return err;
+
         adapter->need_fw_reset = 0;
 
         return err;
@@ -3397,8 +3408,10 @@ validate_esw_config(struct qlcnic_adapter *adapter,
                 switch (esw_cfg[i].op_mode) {
                 case QLCNIC_PORT_DEFAULTS:
                         if (QLC_DEV_GET_DRV(op_mode, pci_func) !=
-                                                QLCNIC_NON_PRIV_FUNC)
+                                                QLCNIC_NON_PRIV_FUNC) {
                                 esw_cfg[i].mac_anti_spoof = 0;
+                                esw_cfg[i].mac_override = 1;
+                        }
                         break;
                 case QLCNIC_ADD_VLAN:
                         if (!IS_VALID_VLAN(esw_cfg[i].vlan_id))
@@ -3474,7 +3487,7 @@ qlcnic_sysfs_write_esw_config(struct file *file, struct kobject *kobj,
                 switch (esw_cfg[i].op_mode) {
                 case QLCNIC_PORT_DEFAULTS:
                         npar->promisc_mode = esw_cfg[i].promisc_mode;
-                        npar->mac_learning = esw_cfg[i].mac_learning;
+                        npar->mac_override = esw_cfg[i].mac_override;
                         npar->offload_flags = esw_cfg[i].offload_flags;
                         npar->mac_anti_spoof = esw_cfg[i].mac_anti_spoof;
                         npar->discard_tagged = esw_cfg[i].discard_tagged;