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

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));