cxgbe: Query some more RDMA related parameters from the firmware.

MFC after:	3 days
Sponsored by:	Chelsio Communications
This commit is contained in:
np 2017-04-13 17:16:36 +00:00
parent 991d4151a7
commit 6193444cfe
3 changed files with 19 additions and 0 deletions
sys/dev/cxgbe

@ -366,6 +366,9 @@ struct adapter_params {
unsigned int ofldq_wr_cred;
unsigned int eo_wr_cred;
unsigned int max_ordird_qp;
unsigned int max_ird_adapter;
};
#define CHELSIO_T4 0x4

@ -121,6 +121,7 @@ struct t4_virt_res { /* virtualized HW resources */
struct t4_range pbl;
struct t4_range qp;
struct t4_range cq;
struct t4_range srq;
struct t4_range ocq;
struct t4_range l2t;
};

@ -3494,6 +3494,21 @@ get_params__post_init(struct adapter *sc)
sc->vres.cq.size = val[3] - val[2] + 1;
sc->vres.ocq.start = val[4];
sc->vres.ocq.size = val[5] - val[4] + 1;
param[0] = FW_PARAM_PFVF(SRQ_START);
param[1] = FW_PARAM_PFVF(SRQ_END);
param[2] = FW_PARAM_DEV(MAXORDIRD_QP);
param[3] = FW_PARAM_DEV(MAXIRD_ADAPTER);
rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 4, param, val);
if (rc != 0) {
device_printf(sc->dev,
"failed to query RDMA parameters(3): %d.\n", rc);
return (rc);
}
sc->vres.srq.start = val[0];
sc->vres.srq.size = val[1] - val[0] + 1;
sc->params.max_ordird_qp = val[2];
sc->params.max_ird_adapter = val[3];
}
if (sc->iscsicaps) {
param[0] = FW_PARAM_PFVF(ISCSI_START);