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net: atlantic: Use the bitmap API instead of hand-writing it 

Simplify code by using bitmap_weight() and bitmap_zero() instead of
hand-writing these functions.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Igor Russkikh <irusskikh@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Christophe JAILLET 2022-01-23 07:53:46 +01:00 committed by David S. Miller
parent 2afc3b5a31
commit ebe0582bee
1 changed files with 2 additions and 4 deletions
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6
drivers/net/ethernet/aquantia/atlantic/aq_filters.c
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@ -826,7 +826,6 @@ int aq_filters_vlans_update(struct aq_nic_s *aq_nic)
struct aq_hw_s *aq_hw = aq_nic->aq_hw;
int hweight = 0;
int err = 0;
int i;
if (unlikely(!aq_hw_ops->hw_filter_vlan_set))
return -EOPNOTSUPP;
@ -837,8 +836,7 @@ int aq_filters_vlans_update(struct aq_nic_s *aq_nic)
aq_nic->aq_hw_rx_fltrs.fl2.aq_vlans);
if (aq_nic->ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) {
for (i = 0; i < BITS_TO_LONGS(VLAN_N_VID); i++)
hweight += hweight_long(aq_nic->active_vlans[i]);
hweight = bitmap_weight(aq_nic->active_vlans, VLAN_N_VID);
err = aq_hw_ops->hw_filter_vlan_ctrl(aq_hw, false);
if (err)
@ -871,7 +869,7 @@ int aq_filters_vlan_offload_off(struct aq_nic_s *aq_nic)
struct aq_hw_s *aq_hw = aq_nic->aq_hw;
int err = 0;
memset(aq_nic->active_vlans, 0, sizeof(aq_nic->active_vlans));
bitmap_zero(aq_nic->active_vlans, VLAN_N_VID);
aq_fvlan_rebuild(aq_nic, aq_nic->active_vlans,
aq_nic->aq_hw_rx_fltrs.fl2.aq_vlans);