diff options
| author | Somnath Kotur | 2010-10-21 16:11:14 +0200 |
|---|---|---|
| committer | David S. Miller | 2010-10-21 16:11:14 +0200 |
| commit | cc4ce020935eab2d261b7b8d24a9843b56ad594c (patch) | |
| tree | dee9344522ade03f3d8e45e1c72845d6176bfedf /drivers/net/benet/be_main.c | |
| parent | l2tp: small cleanup (diff) | |
| download | kernel-qcow2-linux-cc4ce020935eab2d261b7b8d24a9843b56ad594c.tar.gz kernel-qcow2-linux-cc4ce020935eab2d261b7b8d24a9843b56ad594c.tar.xz kernel-qcow2-linux-cc4ce020935eab2d261b7b8d24a9843b56ad594c.zip | |
be2net: Changes to use only priority codes allowed by f/w
Changes to use one of the priority codes allowed by CNA f/w for NIC traffic
from host. The driver gets the bit map of the priority codes allowed for
host traffic through a asynchronous message from the f/w that the driver
subscribes to.
Signed-off-by: Somnath Kotur <somnath.kotur@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/benet/be_main.c')
| -rw-r--r-- | drivers/net/benet/be_main.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c index d5e796832fdd..45b1f6635282 100644 --- a/drivers/net/benet/be_main.c +++ b/drivers/net/benet/be_main.c @@ -429,9 +429,12 @@ static inline void wrb_fill(struct be_eth_wrb *wrb, u64 addr, int len) wrb->frag_len = len & ETH_WRB_FRAG_LEN_MASK; } -static void wrb_fill_hdr(struct be_eth_hdr_wrb *hdr, struct sk_buff *skb, - u32 wrb_cnt, u32 len) +static void wrb_fill_hdr(struct be_adapter *adapter, struct be_eth_hdr_wrb *hdr, + struct sk_buff *skb, u32 wrb_cnt, u32 len) { + u8 vlan_prio = 0; + u16 vlan_tag = 0; + memset(hdr, 0, sizeof(*hdr)); AMAP_SET_BITS(struct amap_eth_hdr_wrb, crc, hdr, 1); @@ -449,10 +452,15 @@ static void wrb_fill_hdr(struct be_eth_hdr_wrb *hdr, struct sk_buff *skb, AMAP_SET_BITS(struct amap_eth_hdr_wrb, udpcs, hdr, 1); } - if (vlan_tx_tag_present(skb)) { + if (adapter->vlan_grp && vlan_tx_tag_present(skb)) { AMAP_SET_BITS(struct amap_eth_hdr_wrb, vlan, hdr, 1); - AMAP_SET_BITS(struct amap_eth_hdr_wrb, vlan_tag, - hdr, vlan_tx_tag_get(skb)); + vlan_tag = vlan_tx_tag_get(skb); + vlan_prio = (vlan_tag & VLAN_PRIO_MASK) >> VLAN_PRIO_SHIFT; + /* If vlan priority provided by OS is NOT in available bmap */ + if (!(adapter->vlan_prio_bmap & (1 << vlan_prio))) + vlan_tag = (vlan_tag & ~VLAN_PRIO_MASK) | + adapter->recommended_prio; + AMAP_SET_BITS(struct amap_eth_hdr_wrb, vlan_tag, hdr, vlan_tag); } AMAP_SET_BITS(struct amap_eth_hdr_wrb, event, hdr, 1); @@ -532,7 +540,7 @@ static int make_tx_wrbs(struct be_adapter *adapter, queue_head_inc(txq); } - wrb_fill_hdr(hdr, first_skb, wrb_cnt, copied); + wrb_fill_hdr(adapter, hdr, first_skb, wrb_cnt, copied); be_dws_cpu_to_le(hdr, sizeof(*hdr)); return copied; |