liquidio: add debug error messages to report command timeout

Add timeout error message in lio_process_ordered_list().  Add host failure
status in existing error message in if_cfg_callback().

Signed-off-by: Rick Farrington <ricardo.farrington@cavium.com>
Signed-off-by: Felix Manlunas <felix.manlunas@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/cavium/liquidio/lio_main.c

@@ -2225,8 +2225,8 @@ static void if_cfg_callback(struct octeon_device *oct,
 
 	oct = lio_get_device(ctx->octeon_id);
 	if (resp->status)
-		dev_err(&oct->pci_dev->dev, "nic if cfg instruction failed. Status: %llx\n",
-			CVM_CAST64(resp->status));
+		dev_err(&oct->pci_dev->dev, "nic if cfg instruction failed. Status: 0x%llx (0x%08x)\n",
+			CVM_CAST64(resp->status), status);
 	WRITE_ONCE(ctx->cond, 1);
 
 	snprintf(oct->fw_info.liquidio_firmware_version, 32, "%s",

drivers/net/ethernet/cavium/liquidio/response_manager.c

@@ -107,6 +107,8 @@ int lio_process_ordered_list(struct octeon_device *octeon_dev,
 			}
 		} else if (force_quit || (sc->timeout &&
 			time_after(jiffies, (unsigned long)sc->timeout))) {
+			dev_err(&octeon_dev->pci_dev->dev, "%s: cmd failed, timeout (%ld, %ld)\n",
+				__func__, (long)jiffies, (long)sc->timeout);
 			status = OCTEON_REQUEST_TIMEOUT;
 		}