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ixgbe: cleanup move setting PFQDE.HIDE_VLAN to support function.

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Move setting of drop enable to support function.  This not only makes the
code more readable but is also prep for following patches that add
additional MAC support.

Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Don Skidmore 2014-11-05 04:52:09 +00:00 committed by Jeff Kirsher
parent 2b509c0cd2
commit 8d697e7e54
1 changed files with 22 additions and 9 deletions
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31
drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
View file

@ -618,6 +618,27 @@ int ixgbe_vf_configuration(struct pci_dev *pdev, unsigned int event_mask)
return 0;
}
static inline void ixgbe_write_qde(struct ixgbe_adapter *adapter, u32 vf,
u32 qde)
{
struct ixgbe_hw *hw = &adapter->hw;
struct ixgbe_ring_feature *vmdq = &adapter->ring_feature[RING_F_VMDQ];
u32 q_per_pool = __ALIGN_MASK(1, ~vmdq->mask);
int i;
for (i = vf * q_per_pool; i < ((vf + 1) * q_per_pool); i++) {
u32 reg;
/* flush previous write */
IXGBE_WRITE_FLUSH(hw);
/* indicate to hardware that we want to set drop enable */
reg = IXGBE_QDE_WRITE | IXGBE_QDE_ENABLE;
reg |= i << IXGBE_QDE_IDX_SHIFT;
IXGBE_WRITE_REG(hw, IXGBE_QDE, reg);
}
}
static int ixgbe_vf_reset_msg(struct ixgbe_adapter *adapter, u32 vf)
{
struct ixgbe_ring_feature *vmdq = &adapter->ring_feature[RING_F_VMDQ];
@ -647,15 +668,7 @@ static int ixgbe_vf_reset_msg(struct ixgbe_adapter *adapter, u32 vf)
IXGBE_WRITE_REG(hw, IXGBE_VFTE(reg_offset), reg);
/* force drop enable for all VF Rx queues */
for (i = vf * q_per_pool; i < ((vf + 1) * q_per_pool); i++) {
/* flush previous write */
IXGBE_WRITE_FLUSH(hw);
/* indicate to hardware that we want to set drop enable */
reg = IXGBE_QDE_WRITE | IXGBE_QDE_ENABLE;
reg |= i << IXGBE_QDE_IDX_SHIFT;
IXGBE_WRITE_REG(hw, IXGBE_QDE, reg);
}
ixgbe_write_qde(adapter, vf, IXGBE_QDE_ENABLE);
/* enable receive for vf */
reg = IXGBE_READ_REG(hw, IXGBE_VFRE(reg_offset));