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path: root/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_main.c')
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_main.c35
1 files changed, 15 insertions, 20 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 4efb2b078f20..144674c6c293 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -5379,14 +5379,13 @@ static int ixgbe_fwd_ring_up(struct net_device *vdev,
unsigned int rxbase, txbase, queues;
int i, baseq, err = 0;
- if (!test_bit(accel->pool, &adapter->fwd_bitmask))
+ if (!test_bit(accel->pool, adapter->fwd_bitmask))
return 0;
baseq = accel->pool * adapter->num_rx_queues_per_pool;
- netdev_dbg(vdev, "pool %i:%i queues %i:%i VSI bitmask %lx\n",
+ netdev_dbg(vdev, "pool %i:%i queues %i:%i\n",
accel->pool, adapter->num_rx_pools,
- baseq, baseq + adapter->num_rx_queues_per_pool,
- adapter->fwd_bitmask);
+ baseq, baseq + adapter->num_rx_queues_per_pool);
accel->netdev = vdev;
accel->rx_base_queue = rxbase = baseq;
@@ -6284,7 +6283,7 @@ static int ixgbe_sw_init(struct ixgbe_adapter *adapter,
}
/* PF holds first pool slot */
- set_bit(0, &adapter->fwd_bitmask);
+ set_bit(0, adapter->fwd_bitmask);
set_bit(__IXGBE_DOWN, &adapter->state);
return 0;
@@ -8856,7 +8855,6 @@ int ixgbe_setup_tc(struct net_device *dev, u8 tc)
{
struct ixgbe_adapter *adapter = netdev_priv(dev);
struct ixgbe_hw *hw = &adapter->hw;
- bool pools;
/* Hardware supports up to 8 traffic classes */
if (tc > adapter->dcb_cfg.num_tcs.pg_tcs)
@@ -8865,10 +8863,6 @@ int ixgbe_setup_tc(struct net_device *dev, u8 tc)
if (hw->mac.type == ixgbe_mac_82598EB && tc && tc < MAX_TRAFFIC_CLASS)
return -EINVAL;
- pools = (find_first_zero_bit(&adapter->fwd_bitmask, 32) > 1);
- if (tc && pools && adapter->num_rx_pools > IXGBE_MAX_DCBMACVLANS)
- return -EBUSY;
-
/* Hardware has to reinitialize queues and interrupts to
* match packet buffer alignment. Unfortunately, the
* hardware is not flexible enough to do this dynamically.
@@ -9807,6 +9801,7 @@ static void *ixgbe_fwd_add(struct net_device *pdev, struct net_device *vdev)
struct ixgbe_fwd_adapter *fwd_adapter = NULL;
struct ixgbe_adapter *adapter = netdev_priv(pdev);
int used_pools = adapter->num_vfs + adapter->num_rx_pools;
+ int tcs = netdev_get_num_tc(pdev) ? : 1;
unsigned int limit;
int pool, err;
@@ -9834,7 +9829,7 @@ static void *ixgbe_fwd_add(struct net_device *pdev, struct net_device *vdev)
}
if (((adapter->flags & IXGBE_FLAG_DCB_ENABLED) &&
- adapter->num_rx_pools > IXGBE_MAX_DCBMACVLANS - 1) ||
+ adapter->num_rx_pools >= (MAX_TX_QUEUES / tcs)) ||
(adapter->num_rx_pools > IXGBE_MAX_MACVLANS))
return ERR_PTR(-EBUSY);
@@ -9842,9 +9837,9 @@ static void *ixgbe_fwd_add(struct net_device *pdev, struct net_device *vdev)
if (!fwd_adapter)
return ERR_PTR(-ENOMEM);
- pool = find_first_zero_bit(&adapter->fwd_bitmask, 32);
- set_bit(pool, &adapter->fwd_bitmask);
- limit = find_last_bit(&adapter->fwd_bitmask, 32);
+ pool = find_first_zero_bit(adapter->fwd_bitmask, adapter->num_rx_pools);
+ set_bit(pool, adapter->fwd_bitmask);
+ limit = find_last_bit(adapter->fwd_bitmask, adapter->num_rx_pools + 1);
/* Enable VMDq flag so device will be set in VM mode */
adapter->flags |= IXGBE_FLAG_VMDQ_ENABLED | IXGBE_FLAG_SRIOV_ENABLED;
@@ -9870,7 +9865,7 @@ fwd_add_err:
/* unwind counter and free adapter struct */
netdev_info(pdev,
"%s: dfwd hardware acceleration failed\n", vdev->name);
- clear_bit(pool, &adapter->fwd_bitmask);
+ clear_bit(pool, adapter->fwd_bitmask);
kfree(fwd_adapter);
return ERR_PTR(err);
}
@@ -9881,9 +9876,9 @@ static void ixgbe_fwd_del(struct net_device *pdev, void *priv)
struct ixgbe_adapter *adapter = fwd_adapter->real_adapter;
unsigned int limit;
- clear_bit(fwd_adapter->pool, &adapter->fwd_bitmask);
+ clear_bit(fwd_adapter->pool, adapter->fwd_bitmask);
- limit = find_last_bit(&adapter->fwd_bitmask, 32);
+ limit = find_last_bit(adapter->fwd_bitmask, adapter->num_rx_pools);
adapter->ring_feature[RING_F_VMDQ].limit = limit + 1;
ixgbe_fwd_ring_down(fwd_adapter->netdev, fwd_adapter);
@@ -9898,11 +9893,11 @@ static void ixgbe_fwd_del(struct net_device *pdev, void *priv)
}
ixgbe_setup_tc(pdev, netdev_get_num_tc(pdev));
- netdev_dbg(pdev, "pool %i:%i queues %i:%i VSI bitmask %lx\n",
+ netdev_dbg(pdev, "pool %i:%i queues %i:%i\n",
fwd_adapter->pool, adapter->num_rx_pools,
fwd_adapter->rx_base_queue,
- fwd_adapter->rx_base_queue + adapter->num_rx_queues_per_pool,
- adapter->fwd_bitmask);
+ fwd_adapter->rx_base_queue +
+ adapter->num_rx_queues_per_pool);
kfree(fwd_adapter);
}