d/freebsd-skq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Set up congestion manager context properly for T5 based cards.

Browse Source 
MFC after:	3 days (will check with re@)
This commit is contained in:
Navdeep Parhar 2013-08-01 23:38:30 +00:00
parent 3ce4b127dc
commit ba41ec4848
1 changed files with 16 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
sys/dev/cxgbe/t4_sge.c
View File

@ -1872,6 +1872,22 @@ alloc_iq_fl(struct port_info *pi, struct sge_iq *iq, struct sge_fl *fl,
iq->flags |= IQ_HAS_FL;
}
if (is_t5(sc) && cong >= 0) {
uint32_t param, val;
param = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DMAQ) |
V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DMAQ_CONM_CTXT) |
V_FW_PARAMS_PARAM_YZ(iq->cntxt_id);
val = cong ? cong | 2 << 19 : 1 << 19;
rc = -t4_set_params(sc, sc->mbox, sc->pf, 0, 1, &param, &val);
if (rc != 0) {
/* report error but carry on */
device_printf(sc->dev,
"failed to set congestion manager context for "
"ingress queue %d: %d\n", iq->cntxt_id, rc);
}
}
/* Enable IQ interrupts */
atomic_store_rel_int(&iq->state, IQS_IDLE);
t4_write_reg(sc, MYPF_REG(A_SGE_PF_GTS), V_SEINTARM(iq->intr_params) |