ixgbe: DCB remove ixgbe_fcoe_getapp routine

Remove ixgbe_fcoe_getapp() and use the generic kernel
routine instead. Also add application priority to the
kernel maintained list on setapp so applications and
stacks can query the value.

Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
Tested-by: Ross Brattain <ross.b.brattain@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

2 files changed, 13 insertions, 30 deletions

diff --git a/drivers/net/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ixgbe/ixgbe_dcb_nl.c
index 8d139f7b393a..d4b2914376db 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_nl.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_nl.c
@@ -542,24 +542,15 @@ static void ixgbe_dcbnl_setpfcstate(struct net_device *netdev, u8 state)
 static u8 ixgbe_dcbnl_getapp(struct net_device *netdev, u8 idtype, u16 id)
 {
         struct ixgbe_adapter *adapter = netdev_priv(netdev);
-        u8 rval = 0;
+        struct dcb_app app = {
+                                .selector = idtype,
+                                .protocol = id,
+                             };
 
         if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_CEE))
-                return rval;
+                return 0;
 
-        switch (idtype) {
-        case DCB_APP_IDTYPE_ETHTYPE:
-#ifdef IXGBE_FCOE
-                if (id == ETH_P_FCOE)
-                        rval = ixgbe_fcoe_getapp(adapter);
-#endif
-                break;
-        case DCB_APP_IDTYPE_PORTNUM:
-                break;
-        default:
-                break;
-        }
-        return rval;
+        return dcb_getapp(netdev, &app);
 }
 
 /**
@@ -576,10 +567,17 @@ static u8 ixgbe_dcbnl_setapp(struct net_device *netdev,
 {
         struct ixgbe_adapter *adapter = netdev_priv(netdev);
         u8 rval = 1;
+        struct dcb_app app = {
+                              .selector = idtype,
+                              .protocol = id,
+                              .priority = up
+                             };
 
         if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_CEE))
                 return rval;
 
+        rval = dcb_setapp(netdev, &app);
+
         switch (idtype) {
         case DCB_APP_IDTYPE_ETHTYPE:
 #ifdef IXGBE_FCOE
diff --git a/drivers/net/ixgbe/ixgbe_fcoe.c b/drivers/net/ixgbe/ixgbe_fcoe.c
index 00af15a9cdc6..dba7d77588ef 100644
--- a/drivers/net/ixgbe/ixgbe_fcoe.c
+++ b/drivers/net/ixgbe/ixgbe_fcoe.c
@@ -813,21 +813,6 @@ out_disable:
 
 #ifdef CONFIG_IXGBE_DCB
 /**
- * ixgbe_fcoe_getapp - retrieves current user priority bitmap for FCoE
- * @adapter : ixgbe adapter
- *
- * Finds out the corresponding user priority bitmap from the current
- * traffic class that FCoE belongs to. Returns 0 as the invalid user
- * priority bitmap to indicate an error.
- *
- * Returns : 802.1p user priority bitmap for FCoE
- */
-u8 ixgbe_fcoe_getapp(struct ixgbe_adapter *adapter)
-{
-        return 1 << adapter->fcoe.up;
-}
-
-/**
  * ixgbe_fcoe_setapp - sets the user priority bitmap for FCoE
  * @adapter : ixgbe adapter
  * @up : 802.1p user priority bitmap