cxgb3: Notify fatal errors

Set up a notification mechanism to inform upper layer modules
(iWARP, iSCSI) of a chip reset due to an EEH event or a fatal error.

Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 9 insertions, 4 deletions

diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index 7381f378b4e6..f2c7cc3e263a 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -2542,6 +2542,12 @@ static int t3_adapter_error(struct adapter *adapter, int reset)
 {
         int i, ret = 0;
 
+        if (is_offload(adapter) &&
+            test_bit(OFFLOAD_DEVMAP_BIT, &adapter->open_device_map)) {
+                cxgb3_err_notify(&adapter->tdev, OFFLOAD_STATUS_DOWN, 0);
+                offload_close(&adapter->tdev);
+        }
+
         /* Stop all ports */
         for_each_port(adapter, i) {
                 struct net_device *netdev = adapter->port[i];
@@ -2550,10 +2556,6 @@ static int t3_adapter_error(struct adapter *adapter, int reset)
                         cxgb_close(netdev);
         }
 
-        if (is_offload(adapter) &&
-            test_bit(OFFLOAD_DEVMAP_BIT, &adapter->open_device_map))
-                offload_close(&adapter->tdev);
-
         /* Stop SGE timers */
         t3_stop_sge_timers(adapter);
 
@@ -2605,6 +2607,9 @@ static void t3_resume_ports(struct adapter *adapter)
                         }
                 }
         }
+
+        if (is_offload(adapter) && !ofld_disable)
+                cxgb3_err_notify(&adapter->tdev, OFFLOAD_STATUS_UP, 0);
 }
 
 /*