Add a function header for ice_cfg_phy_fc()

Signed-off-by: Tony Nguyen <anthony.l.ngu...@intel.com>
Signed-off-by: Qi Zhang <qi.z.zh...@intel.com>
Acked-by: Qiming Yang <qiming.y...@intel.com>
---
 drivers/net/ice/base/ice_common.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/net/ice/base/ice_common.c 
b/drivers/net/ice/base/ice_common.c
index d9ad3217a..fdde85774 100644
--- a/drivers/net/ice/base/ice_common.c
+++ b/drivers/net/ice/base/ice_common.c
@@ -2749,6 +2749,12 @@ enum ice_fec_mode ice_caps_to_fec_mode(u8 caps, u8 
fec_options)
        return ICE_FEC_NONE;
 }
 
+/**
+ * ice_cfg_phy_fc - Configure PHY FC data based on FC mode
+ * @pi: port information structure
+ * @cfg: PHY configuration data to set FC mode
+ * @req_mode: FC mode to configure
+ */
 static enum ice_status
 ice_cfg_phy_fc(struct ice_port_info *pi, struct ice_aqc_set_phy_cfg_data *cfg,
               enum ice_fc_mode req_mode)
-- 
2.13.6

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