e1000: Adding e1000_dump function
When TX hang occurs e1000_dump prints TX ring, RX ring and Device registers.
Signed-off-by: Tushar Dave <tushar.n.dave@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/intel/e1000/e1000.h b/drivers/net/ethernet/intel/e1000/e1000.h
index 1e15969..2b6cd02 100644
--- a/drivers/net/ethernet/intel/e1000/e1000.h
+++ b/drivers/net/ethernet/intel/e1000/e1000.h
@@ -254,6 +254,7 @@
atomic_t tx_fifo_stall;
bool pcix_82544;
bool detect_tx_hung;
+ bool dump_buffers;
/* RX */
bool (*clean_rx)(struct e1000_adapter *adapter,