diff options
author | Vipul Pandya <vipul@chelsio.com> | 2012-12-10 09:30:56 (GMT) |
---|---|---|
committer | Roland Dreier <roland@purestorage.com> | 2012-12-20 07:03:12 (GMT) |
commit | 793dad94e7455c113e391bd3d418c7b95a4c2687 (patch) | |
tree | c5352be56d70a9ac46b81da71fb6c8c0e06a2566 /drivers/net | |
parent | 1cab775c3e75f1250c965feafd061d696df36e53 (diff) | |
download | linux-793dad94e7455c113e391bd3d418c7b95a4c2687.tar.xz |
RDMA/cxgb4: Fix bug for active and passive LE hash collision path
Retries active opens for INUSE errors.
Logs any active ofld_connect_wr error replies.
Sends ofld_connect_wr on same ctrlq. It needs to go on the same control txq as
regular CPL active/passive messages.
Retries on active open replies with EADDRINUSE.
Uses active open fw wr only if active filter region is set.
Adds stat for ofld_connect_wr failures.
This patch also adds debugfs file to show endpoints.
Signed-off-by: Vipul Pandya <vipul@chelsio.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4.h | 1 | ||||
-rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 19 | ||||
-rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h | 8 | ||||
-rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/t4_regs.h | 2 |
4 files changed, 24 insertions, 6 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index 46ddd43..6db997c 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -530,6 +530,7 @@ struct adapter { struct net_device *port[MAX_NPORTS]; u8 chan_map[NCHAN]; /* channel -> port map */ + u32 filter_mode; unsigned int l2t_start; unsigned int l2t_end; struct l2t_data *l2t; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index a7830a1..f0718e1 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -2670,7 +2670,8 @@ static int tid_init(struct tid_info *t) * Returns <0 on error and one of the %NET_XMIT_* values on success. */ int cxgb4_create_server(const struct net_device *dev, unsigned int stid, - __be32 sip, __be16 sport, unsigned int queue) + __be32 sip, __be16 sport, __be16 vlan, + unsigned int queue) { unsigned int chan; struct sk_buff *skb; @@ -3043,7 +3044,7 @@ static void uld_attach(struct adapter *adap, unsigned int uld) lli.ucq_density = 1 << QUEUESPERPAGEPF0_GET( t4_read_reg(adap, SGE_INGRESS_QUEUES_PER_PAGE_PF) >> (adap->fn * 4)); - lli.filt_mode = tp_vlan_pri_map; + lli.filt_mode = adap->filter_mode; /* MODQ_REQ_MAP sets queues 0-3 to chan 0-3 */ for (i = 0; i < NCHAN; i++) lli.tx_modq[i] = i; @@ -3307,7 +3308,8 @@ static int delete_filter(struct adapter *adapter, unsigned int fidx) } int cxgb4_create_server_filter(const struct net_device *dev, unsigned int stid, - __be32 sip, __be16 sport, unsigned int queue) + __be32 sip, __be16 sport, __be16 vlan, + unsigned int queue, unsigned char port, unsigned char mask) { int ret; struct filter_entry *f; @@ -3339,11 +3341,16 @@ int cxgb4_create_server_filter(const struct net_device *dev, unsigned int stid, f->fs.val.lport = cpu_to_be16(sport); f->fs.mask.lport = ~0; val = (u8 *)&sip; - if ((val[0] | val[1] | val[2] | val[3]) != 0) + if ((val[0] | val[1] | val[2] | val[3]) != 0) { for (i = 0; i < 4; i++) { f->fs.val.lip[i] = val[i]; f->fs.mask.lip[i] = ~0; } + if (adap->filter_mode & F_PORT) { + f->fs.val.iport = port; + f->fs.mask.iport = mask; + } + } f->fs.dirsteer = 1; f->fs.iq = queue; @@ -4450,6 +4457,10 @@ static int adap_init0(struct adapter *adap) for (j = 0; j < NCHAN; j++) adap->params.tp.tx_modq[j] = j; + t4_read_indirect(adap, TP_PIO_ADDR, TP_PIO_DATA, + &adap->filter_mode, 1, + TP_VLAN_PRI_MAP); + adap->flags |= FW_OK; return 0; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h index 065bbd5..e2bbc7f3e 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h @@ -38,6 +38,7 @@ #include <linux/cache.h> #include <linux/spinlock.h> #include <linux/skbuff.h> +#include <linux/inetdevice.h> #include <linux/atomic.h> /* CPL message priority levels */ @@ -151,9 +152,12 @@ void cxgb4_remove_tid(struct tid_info *t, unsigned int qid, unsigned int tid); struct in6_addr; int cxgb4_create_server(const struct net_device *dev, unsigned int stid, - __be32 sip, __be16 sport, unsigned int queue); + __be32 sip, __be16 sport, __be16 vlan, + unsigned int queue); int cxgb4_create_server_filter(const struct net_device *dev, unsigned int stid, - __be32 sip, __be16 sport, unsigned int queue); + __be32 sip, __be16 sport, __be16 vlan, + unsigned int queue, + unsigned char port, unsigned char mask); int cxgb4_remove_server_filter(const struct net_device *dev, unsigned int stid, unsigned int queue, bool ipv6); static inline void set_wr_txq(struct sk_buff *skb, int prio, int queue) diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h b/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h index a2c29f7..83ec5f7 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h @@ -1098,5 +1098,7 @@ #define A_TP_TX_SCHED_PCMD 0x25 #define S_PORT 1 +#define V_PORT(x) ((x) << S_PORT) +#define F_PORT V_PORT(1U) #endif /* __T4_REGS_H */ |