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Differential D25432 Diff 73645 head/sys/dev/cxgbe/t4_sge.c

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head/sys/dev/cxgbe/t4_sge.c

Show First 20 Lines • Show All 2,143 Lines • ▼ Show 20 Lines#endif
/* Doorbell must have caught up to the pidx. */ /* Doorbell must have caught up to the pidx. */
MPASS(eq->pidx == eq->dbidx); MPASS(eq->pidx == eq->dbidx);
} }
void void
t4_update_fl_bufsize(struct ifnet *ifp) t4_update_fl_bufsize(struct ifnet *ifp)
{ {
struct vi_info *vi = ifp->if_softc; struct vi_info *vi = ifp->if_softc;
struct adapter *sc = vi->pi->adapter; struct adapter *sc = vi->adapter;
struct sge_rxq *rxq; struct sge_rxq *rxq;
#ifdef TCP_OFFLOAD #ifdef TCP_OFFLOAD
struct sge_ofld_rxq *ofld_rxq; struct sge_ofld_rxq *ofld_rxq;
#endif #endif
struct sge_fl *fl; struct sge_fl *fl;
int i, maxp, mtu = ifp->if_mtu; int i, maxp, mtu = ifp->if_mtu;
maxp = mtu_to_max_payload(sc, mtu); maxp = mtu_to_max_payload(sc, mtu);
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*/ */
static u_int static u_int
eth_tx(struct mp_ring *r, u_int cidx, u_int pidx) eth_tx(struct mp_ring *r, u_int cidx, u_int pidx)
{ {
struct sge_txq *txq = r->cookie; struct sge_txq *txq = r->cookie;
struct sge_eq *eq = &txq->eq; struct sge_eq *eq = &txq->eq;
struct ifnet *ifp = txq->ifp; struct ifnet *ifp = txq->ifp;
struct vi_info *vi = ifp->if_softc; struct vi_info *vi = ifp->if_softc;
struct port_info *pi = vi->pi; struct adapter *sc = vi->adapter;
struct adapter *sc = pi->adapter;
u_int total, remaining; /* # of packets */ u_int total, remaining; /* # of packets */
u_int available, dbdiff; /* # of hardware descriptors */ u_int available, dbdiff; /* # of hardware descriptors */
u_int n, next_cidx; u_int n, next_cidx;
struct mbuf *m0, *tail; struct mbuf *m0, *tail;
struct txpkts txp; struct txpkts txp;
struct fw_eth_tx_pkts_wr *wr; /* any fw WR struct will do */ struct fw_eth_tx_pkts_wr *wr; /* any fw WR struct will do */
remaining = IDXDIFF(pidx, cidx, r->size); remaining = IDXDIFF(pidx, cidx, r->size);
▲ Show 20 Lines • Show All 599 Lines • ▼ Show 20 Lines else
return (pi->rx_e_chan_map); return (pi->rx_e_chan_map);
} }
static int static int
alloc_rxq(struct vi_info *vi, struct sge_rxq *rxq, int intr_idx, int idx, alloc_rxq(struct vi_info *vi, struct sge_rxq *rxq, int intr_idx, int idx,
struct sysctl_oid *oid) struct sysctl_oid *oid)
{ {
int rc; int rc;
struct adapter *sc = vi->pi->adapter; struct adapter *sc = vi->adapter;
struct sysctl_oid_list *children; struct sysctl_oid_list *children;
char name[16]; char name[16];
rc = alloc_iq_fl(vi, &rxq->iq, &rxq->fl, intr_idx, rc = alloc_iq_fl(vi, &rxq->iq, &rxq->fl, intr_idx,
tnl_cong(vi->pi, cong_drop)); tnl_cong(vi->pi, cong_drop));
if (rc != 0) if (rc != 0)
return (rc); return (rc);
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alloc_nm_rxq(struct vi_info *vi, struct sge_nm_rxq *nm_rxq, int intr_idx, alloc_nm_rxq(struct vi_info *vi, struct sge_nm_rxq *nm_rxq, int intr_idx,
int idx, struct sysctl_oid *oid) int idx, struct sysctl_oid *oid)
{ {
int rc; int rc;
struct sysctl_oid_list *children; struct sysctl_oid_list *children;
struct sysctl_ctx_list *ctx; struct sysctl_ctx_list *ctx;
char name[16]; char name[16];
size_t len; size_t len;
struct adapter *sc = vi->pi->adapter; struct adapter *sc = vi->adapter;
struct netmap_adapter *na = NA(vi->ifp); struct netmap_adapter *na = NA(vi->ifp);
MPASS(na != NULL); MPASS(na != NULL);
len = vi->qsize_rxq * IQ_ESIZE; len = vi->qsize_rxq * IQ_ESIZE;
rc = alloc_ring(sc, len, &nm_rxq->iq_desc_tag, &nm_rxq->iq_desc_map, rc = alloc_ring(sc, len, &nm_rxq->iq_desc_tag, &nm_rxq->iq_desc_map,
&nm_rxq->iq_ba, (void **)&nm_rxq->iq_desc); &nm_rxq->iq_ba, (void **)&nm_rxq->iq_desc);
if (rc != 0) if (rc != 0)
▲ Show 20 Lines • Show All 49 Lines • ▼ Show 20 Linesalloc_nm_rxq(struct vi_info *vi, struct sge_nm_rxq *nm_rxq, int intr_idx,
return (rc); return (rc);
} }
static int static int
free_nm_rxq(struct vi_info *vi, struct sge_nm_rxq *nm_rxq) free_nm_rxq(struct vi_info *vi, struct sge_nm_rxq *nm_rxq)
{ {
struct adapter *sc = vi->pi->adapter; struct adapter *sc = vi->adapter;
if (vi->flags & VI_INIT_DONE) if (vi->flags & VI_INIT_DONE)
MPASS(nm_rxq->iq_cntxt_id == INVALID_NM_RXQ_CNTXT_ID); MPASS(nm_rxq->iq_cntxt_id == INVALID_NM_RXQ_CNTXT_ID);
else else
MPASS(nm_rxq->iq_cntxt_id == 0); MPASS(nm_rxq->iq_cntxt_id == 0);
free_ring(sc, nm_rxq->iq_desc_tag, nm_rxq->iq_desc_map, nm_rxq->iq_ba, free_ring(sc, nm_rxq->iq_desc_tag, nm_rxq->iq_desc_map, nm_rxq->iq_ba,
nm_rxq->iq_desc); nm_rxq->iq_desc);
▲ Show 20 Lines • Show All 49 Lines • ▼ Show 20 Lines SYSCTL_ADD_PROC(&vi->ctx, children, OID_AUTO, "pidx",
sysctl_uint16, "I", "producer index"); sysctl_uint16, "I", "producer index");
return (rc); return (rc);
} }
static int static int
free_nm_txq(struct vi_info *vi, struct sge_nm_txq *nm_txq) free_nm_txq(struct vi_info *vi, struct sge_nm_txq *nm_txq)
{ {
struct adapter *sc = vi->pi->adapter; struct adapter *sc = vi->adapter;
if (vi->flags & VI_INIT_DONE) if (vi->flags & VI_INIT_DONE)
MPASS(nm_txq->cntxt_id == INVALID_NM_TXQ_CNTXT_ID); MPASS(nm_txq->cntxt_id == INVALID_NM_TXQ_CNTXT_ID);
else else
MPASS(nm_txq->cntxt_id == 0); MPASS(nm_txq->cntxt_id == 0);
free_ring(sc, nm_txq->desc_tag, nm_txq->desc_map, nm_txq->ba, free_ring(sc, nm_txq->desc_tag, nm_txq->desc_map, nm_txq->ba,
nm_txq->desc); nm_txq->desc);
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return (0); return (0);
} }
static int static int
free_txq(struct vi_info *vi, struct sge_txq *txq) free_txq(struct vi_info *vi, struct sge_txq *txq)
{ {
int rc; int rc;
struct adapter *sc = vi->pi->adapter; struct adapter *sc = vi->adapter;
struct sge_eq *eq = &txq->eq; struct sge_eq *eq = &txq->eq;
rc = free_eq(sc, eq); rc = free_eq(sc, eq);
if (rc) if (rc)
return (rc); return (rc);
sglist_free(txq->gl); sglist_free(txq->gl);
free(txq->sdesc, M_CXGBE); free(txq->sdesc, M_CXGBE);
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