[dpdk-dev] [PATCH v2] net/ixgbe: firmware status check

[Xiaoyun Li <xiaoyun.li@intel.com>]

Check the firmware status at init time. If the firmware is in
recovery mode, alert the user to check it.

Signed-off-by: Xiaoyun Li <xiaoyun.li@intel.com>
---
v2:
 * The check should be after the shared code init. Fix it.
---
 drivers/net/ixgbe/ixgbe_ethdev.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index cee886754..192ebd285 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -1119,6 +1119,14 @@ eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev, void *init_params __rte_unused)
 		return -EIO;
 	}
 
+	if (hw->mac.ops.fw_recovery_mode && hw->mac.ops.fw_recovery_mode(hw)) {
+		PMD_INIT_LOG(ERR, "\nERROR: "
+			"Firmware recovery mode detected. Limiting functionality.\n"
+			"Refer to the Intel(R) Ethernet Adapters and Devices "
+			"User Guide for details on firmware recovery mode.");
+		return -EIO;
+	}
+
 	/* pick up the PCI bus settings for reporting later */
 	ixgbe_get_bus_info(hw);
 
-- 
2.17.1