diff options
Diffstat (limited to 'sys/dev/cxgb')
| -rw-r--r-- | sys/dev/cxgb/cxgb_main.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/sys/dev/cxgb/cxgb_main.c b/sys/dev/cxgb/cxgb_main.c index 4dcc997..7764d33 100644 --- a/sys/dev/cxgb/cxgb_main.c +++ b/sys/dev/cxgb/cxgb_main.c @@ -238,6 +238,10 @@ TUNABLE_INT("hw.cxgb.snd_queue_len", &cxgb_snd_queue_len); SYSCTL_UINT(_hw_cxgb, OID_AUTO, snd_queue_len, CTLFLAG_RDTUN, &cxgb_snd_queue_len, 0, "send queue size "); +static int nfilters = -1; +TUNABLE_INT("hw.cxgb.nfilters", &nfilters); +SYSCTL_INT(_hw_cxgb, OID_AUTO, nfilters, CTLFLAG_RDTUN, + &nfilters, 0, "max number of entries in the filter table"); enum { MAX_TXQ_ENTRIES = 16384, @@ -1652,6 +1656,7 @@ static int cxgb_up(struct adapter *sc) { int err = 0; + unsigned int mxf = t3_mc5_size(&sc->mc5) - MC5_MIN_TIDS; KASSERT(sc->open_device_map == 0, ("%s: device(s) already open (%x)", __func__, sc->open_device_map)); @@ -1668,11 +1673,13 @@ cxgb_up(struct adapter *sc) if ((err = update_tpsram(sc))) goto out; - if (is_offload(sc)) { + if (is_offload(sc) && nfilters != 0) { sc->params.mc5.nservers = 0; - sc->params.mc5.nroutes = 0; - sc->params.mc5.nfilters = t3_mc5_size(&sc->mc5) - - MC5_MIN_TIDS; + + if (nfilters < 0) + sc->params.mc5.nfilters = mxf; + else + sc->params.mc5.nfilters = min(nfilters, mxf); } err = t3_init_hw(sc, 0); |
