[PATCH 25/31] ethernet: use parity8 in sun/niu.c

zhaoxiu.zeng
2016-03-27T07:37:06Z

drivers/net/ethernet/sun/niu.c | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index 9cc4564..8c344ef 100644
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -2742,18 +2742,12 @@ static int niu_set_alt_mac_rdc_table(struct niu *np, int idx,

static u64 vlan_entry_set_parity(u64 reg_val)
{
- u64 port01_mask;
- u64 port23_mask;
-
- port01_mask = 0x00ff;
- port23_mask = 0xff00;
-
- if (hweight64(reg_val & port01_mask) & 1)
+ if (parity8(reg_val))
reg_val |= ENET_VLAN_TBL_PARITY0;
else
reg_val &= ~ENET_VLAN_TBL_PARITY0;

- if (hweight64(reg_val & port23_mask) & 1)
+ if (parity8((unsigned int)reg_val >> 8))
reg_val |= ENET_VLAN_TBL_PARITY1;
else
reg_val &= ~ENET_VLAN_TBL_PARITY1;
--
2.5.5