/*
* Active open failed.
*/
static int
do_act_open_rpl(struct sge_iq *iq, const struct rss_header *rss,
struct mbuf *m)
{
struct adapter *sc = iq->adapter;
const struct cpl_act_open_rpl *cpl = (const void *)(rss + 1);
u_int atid = G_TID_TID(G_AOPEN_ATID(be32toh(cpl->atid_status)));
u_int status = G_AOPEN_STATUS(be32toh(cpl->atid_status));
struct toepcb *toep = lookup_atid(sc, atid);
int rc;
KASSERT(m == NULL, ("%s: wasn't expecting payload", __func__));
KASSERT(toep->tid == atid, ("%s: toep tid/atid mismatch", __func__));
CTR3(KTR_CXGBE, "%s: atid %u, status %u ", __func__, atid, status);
/* Ignore negative advice */
if (negative_advice(status))
return (0);
if (status && act_open_has_tid(status))
release_tid(sc, GET_TID(cpl), toep->ctrlq);
rc = act_open_rpl_status_to_errno(status);
act_open_failure_cleanup(sc, atid, rc);
return (0);
}
/*
* Active open failed.
*/
static int
do_act_establish(struct sge_iq *iq, const struct rss_header *rss,
struct mbuf *m)
{
struct adapter *sc = iq->adapter;
const struct cpl_act_establish *cpl = (const void *)(rss + 1);
unsigned int tid = GET_TID(cpl);
unsigned int atid = G_TID_TID(ntohl(cpl->tos_atid));
struct toepcb *toep = lookup_atid(sc, atid);
struct inpcb *inp = toep->inp;
KASSERT(m == NULL, ("%s: wasn't expecting payload", __func__));
KASSERT(toep->tid == atid, ("%s: toep tid/atid mismatch", __func__));
CTR3(KTR_CXGBE, "%s: atid %u, tid %u", __func__, atid, tid);
free_atid(sc, atid);
INP_WLOCK(inp);
toep->tid = tid;
insert_tid(sc, tid, toep);
if (inp->inp_flags & INP_DROPPED) {
/* socket closed by the kernel before hw told us it connected */
send_flowc_wr(toep, NULL);
send_reset(sc, toep, be32toh(cpl->snd_isn));
goto done;
}
make_established(toep, cpl->snd_isn, cpl->rcv_isn, cpl->tcp_opt);
done:
INP_WUNLOCK(inp);
return (0);
}
void
act_open_failure_cleanup(struct adapter *sc, u_int atid, u_int status)
{
struct toepcb *toep = lookup_atid(sc, atid);
struct inpcb *inp = toep->inp;
struct toedev *tod = &toep->td->tod;
free_atid(sc, atid);
toep->tid = -1;
if (status != EAGAIN)
INP_INFO_RLOCK(&V_tcbinfo);
INP_WLOCK(inp);
toe_connect_failed(tod, inp, status);
final_cpl_received(toep); /* unlocks inp */
if (status != EAGAIN)
INP_INFO_RUNLOCK(&V_tcbinfo);
}
static int
do_act_open_rpl(struct t3cdev *dev, struct mbuf *m)
{
struct cpl_act_open_rpl *rpl = cplhdr(m);
unsigned int atid = G_TID(ntohl(rpl->atid));
struct toe_tid_entry *toe_tid;
toe_tid = lookup_atid(&(T3C_DATA (dev))->tid_maps, atid);
if (toe_tid->ctx && toe_tid->client && toe_tid->client->handlers &&
toe_tid->client->handlers[CPL_ACT_OPEN_RPL]) {
return toe_tid->client->handlers[CPL_ACT_OPEN_RPL] (dev, m,
toe_tid->ctx);
} else {
log(LOG_ERR, "%s: received clientless CPL command 0x%x\n",
dev->name, CPL_ACT_OPEN_RPL);
return CPL_RET_BUF_DONE | CPL_RET_BAD_MSG;
}
}
void
act_open_failure_cleanup(struct adapter *sc, u_int atid, u_int status)
{
struct toepcb *toep = lookup_atid(sc, atid);
struct inpcb *inp = toep->inp;
struct toedev *tod = &toep->td->tod;
struct epoch_tracker et;
free_atid(sc, atid);
toep->tid = -1;
CURVNET_SET(toep->vnet);
if (status != EAGAIN)
INP_INFO_RLOCK_ET(&V_tcbinfo, et);
INP_WLOCK(inp);
toe_connect_failed(tod, inp, status);
final_cpl_received(toep); /* unlocks inp */
if (status != EAGAIN)
INP_INFO_RUNLOCK_ET(&V_tcbinfo, et);
CURVNET_RESTORE();
}
static int
do_act_open_rpl(struct sge_iq *iq, const struct rss_header *rss,
struct mbuf *m)
{
struct adapter *sc = iq->adapter;
const struct cpl_act_open_rpl *cpl = (const void *)(rss + 1);
unsigned int atid = G_TID_TID(G_AOPEN_ATID(be32toh(cpl->atid_status)));
unsigned int status = G_AOPEN_STATUS(be32toh(cpl->atid_status));
struct toepcb *toep = lookup_atid(sc, atid);
struct inpcb *inp = toep->inp;
struct toedev *tod = &toep->td->tod;
int rc;
KASSERT(m == NULL, ("%s: wasn't expecting payload", __func__));
KASSERT(toep->tid == atid, ("%s: toep tid/atid mismatch", __func__));
CTR3(KTR_CXGBE, "%s: atid %u, status %u ", __func__, atid, status);
/* Ignore negative advice */
if (negative_advice(status))
return (0);
free_atid(sc, atid);
toep->tid = -1;
if (status && act_open_has_tid(status))
release_tid(sc, GET_TID(cpl), toep->ctrlq);
rc = act_open_rpl_status_to_errno(status);
if (rc != EAGAIN)
INP_INFO_WLOCK(&V_tcbinfo);
INP_WLOCK(inp);
toe_connect_failed(tod, inp, rc);
final_cpl_received(toep); /* unlocks inp */
if (rc != EAGAIN)
INP_INFO_WUNLOCK(&V_tcbinfo);
return (0);
}
static int
do_act_establish(struct t3cdev *dev, struct mbuf *m)
{
struct cpl_act_establish *req;
unsigned int atid;
struct toe_tid_entry *toe_tid;
req = cplhdr(m);
atid = G_PASS_OPEN_TID(ntohl(req->tos_tid));
toe_tid = lookup_atid(&(T3C_DATA (dev))->tid_maps, atid);
if (toe_tid && toe_tid->ctx && toe_tid->client->handlers &&
toe_tid->client->handlers[CPL_ACT_ESTABLISH]) {
return toe_tid->client->handlers[CPL_ACT_ESTABLISH]
(dev, m, toe_tid->ctx);
} else {
log(LOG_ERR, "%s: received clientless CPL command 0x%x\n",
dev->name, CPL_ACT_ESTABLISH);
return CPL_RET_BUF_DONE | CPL_RET_BAD_MSG;
}
}
void hash_filter_rpl(struct adapter *adap, const struct cpl_act_open_rpl *rpl)
{
unsigned int ftid = TID_TID_G(AOPEN_ATID_G(ntohl(rpl->atid_status)));
unsigned int status = AOPEN_STATUS_G(ntohl(rpl->atid_status));
struct tid_info *t = &adap->tids;
unsigned int tid = GET_TID(rpl);
struct filter_ctx *ctx = NULL;
struct filter_entry *f;
dev_dbg(adap->pdev_dev, "%s: tid = %u; atid = %u; status = %u\n",
__func__, tid, ftid, status);
f = lookup_atid(t, ftid);
if (!f) {
dev_err(adap->pdev_dev, "%s:could not find filter entry",
__func__);
return;
}
ctx = f->ctx;
f->ctx = NULL;
switch (status) {
case CPL_ERR_NONE:
f->tid = tid;
f->pending = 0;
f->valid = 1;
cxgb4_insert_tid(t, f, f->tid, 0);
cxgb4_free_atid(t, ftid);
if (ctx) {
ctx->tid = f->tid;
ctx->result = 0;
}
if (configure_filter_tcb(adap, tid, f)) {
clear_filter(adap, f);
cxgb4_remove_tid(t, 0, tid, 0);
kfree(f);
if (ctx) {
ctx->result = -EINVAL;
complete(&ctx->completion);
}
return;
}
break;
default:
dev_err(adap->pdev_dev, "%s: filter creation PROBLEM; status = %u\n",
__func__, status);
if (ctx) {
if (status == CPL_ERR_TCAM_FULL)
ctx->result = -EAGAIN;
else
ctx->result = -EINVAL;
}
clear_filter(adap, f);
cxgb4_free_atid(t, ftid);
kfree(f);
}
if (ctx)
complete(&ctx->completion);
}