diff options
| author | Kumar Sanghvi <kumaras@chelsio.com> | 2013-12-18 16:38:20 +0530 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-12-22 18:09:07 -0500 |
| commit | 7c89e5550ccb2a3118854639d9525847e896c686 (patch) | |
| tree | de3f741eb253821a442541a023af57b685abed42 /drivers | |
| parent | b6f8eaece6d5f0247931b6dac140e6cf876f48de (diff) | |
cxgb4: Include TCP as protocol when creating server filters
We were creating LE Workaround Server Filters without specifying
IPPROTO_TCP (6) in the filters (when F_PROTOCOL is set in TP_VLAN_PRI_MAP).
This meant that UDP packets with matching IP Addresses/Ports would get
caught up in the filter and be delivered to ULDs like iw_cxgb4.
So, include the protocol information in the server filter properly.
Based on original work by Casey Leedom <leedom@chelsio.com>
Signed-off-by: Kumar Sanghvi <kumaras@chelsio.com>
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 5 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/t4_regs.h | 4 |
2 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index f36f8e1a101c..df1d6b8334a1 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -4217,6 +4217,11 @@ int cxgb4_create_server_filter(const struct net_device *dev, unsigned int stid, } } + if (adap->filter_mode & F_PROTOCOL) { + f->fs.val.proto = IPPROTO_TCP; + f->fs.mask.proto = ~0; + } + f->fs.dirsteer = 1; f->fs.iq = queue; /* Mark filter as locked */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h b/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h index 0a8205d69d2c..d3dd218376b4 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h @@ -1171,6 +1171,10 @@ #define A_TP_TX_SCHED_PCMD 0x25 +#define S_PROTOCOL 5 +#define V_PROTOCOL(x) ((x) << S_PROTOCOL) +#define F_PROTOCOL V_PROTOCOL(1U) + #define S_PORT 1 #define V_PORT(x) ((x) << S_PORT) #define F_PORT V_PORT(1U) |