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ixgbe: DCB, implement ieee_setapp dcbnl ops

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Implement ieee_setapp dcbnl ops in ixgbe. This is required
to setup FCoE which requires dedicated resources. If the
app data is not for FCoE then no action is taken in ixgbe
except to add it to the dcb_app_list.

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>
This commit is contained in:
John Fastabend 2011-02-23 05:57:47 +00:00 committed by Jeff Kirsher
parent 3032309b49
commit f8628d4045
1 changed files with 30 additions and 0 deletions
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30
drivers/net/ixgbe/ixgbe_dcb_nl.c
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@ -709,6 +709,35 @@ static int ixgbe_dcbnl_ieee_setpfc(struct net_device *dev,
return err;
}
static int ixgbe_dcbnl_ieee_setapp(struct net_device *dev,
struct dcb_app *app)
{
struct ixgbe_adapter *adapter = netdev_priv(dev);
if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_IEEE))
return -EINVAL;
#ifdef IXGBE_FCOE
if (app->selector == 1 && app->protocol == ETH_P_FCOE) {
if (adapter->fcoe.tc == app->priority)
goto setapp;
/* In IEEE mode map up to tc 1:1 */
adapter->fcoe.tc = app->priority;
adapter->fcoe.up = app->priority;
/* Force hardware reset required to push FCoE
* setup on {tx|rx}_rings
*/
adapter->dcb_set_bitmap |= BIT_APP_UPCHG;
ixgbe_dcbnl_set_all(dev);
}
setapp:
#endif
dcb_setapp(dev, app);
return 0;
}
static u8 ixgbe_dcbnl_getdcbx(struct net_device *dev)
{
struct ixgbe_adapter *adapter = netdev_priv(dev);
@ -759,6 +788,7 @@ const struct dcbnl_rtnl_ops dcbnl_ops = {
.ieee_setets = ixgbe_dcbnl_ieee_setets,
.ieee_getpfc = ixgbe_dcbnl_ieee_getpfc,
.ieee_setpfc = ixgbe_dcbnl_ieee_setpfc,
.ieee_setapp = ixgbe_dcbnl_ieee_setapp,
.getstate = ixgbe_dcbnl_get_state,
.setstate = ixgbe_dcbnl_set_state,
.getpermhwaddr = ixgbe_dcbnl_get_perm_hw_addr,