73 	struct smt_entry *end, *e;  in t4_find_or_alloc_sme()  local
77 	for (e = &s->smtab[0], end = &s->smtab[s->smt_size]; e != end; ++e) {  in t4_find_or_alloc_sme()
78 		if (atomic_load_acq_int(&e->refcnt) == 0) {  in t4_find_or_alloc_sme()
80 				first_free = e;  in t4_find_or_alloc_sme()
82 			if (e->state == SMT_STATE_SWITCHING) {  in t4_find_or_alloc_sme()
87 				if (memcmp(e->smac, smac, ETHER_ADDR_LEN) == 0)  in t4_find_or_alloc_sme()
93 		e = first_free;  in t4_find_or_alloc_sme()
99 	e->state = SMT_STATE_UNUSED;  in t4_find_or_alloc_sme()
101 	atomic_add_int(&e->refcnt, 1);  in t4_find_or_alloc_sme()
102 	return e;  in t4_find_or_alloc_sme()
109 t4_write_sme(struct smt_entry *e)  in t4_write_sme()  argument
119 	mtx_assert(&e->lock, MA_OWNED);  in t4_write_sme()
121 	MPASS(e->wrq != NULL);  in t4_write_sme()
122 	wrq = e->wrq;  in t4_write_sme()
139 		row = (e->idx >> 1);  in t4_write_sme()
140 		if (e->idx & 1) {  in t4_write_sme()
142 			memcpy(req->src_mac1, e->smac, ETHER_ADDR_LEN);  in t4_write_sme()
147 			memcpy(req->src_mac0, s->smtab[e->idx - 1].smac,  in t4_write_sme()
151 			memcpy(req->src_mac0, e->smac, ETHER_ADDR_LEN);  in t4_write_sme()
156 			memcpy(req->src_mac1, s->smtab[e->idx + 1].smac,  in t4_write_sme()
169 		memcpy(req->src_mac0, s->smtab[e->idx].smac, ETHER_ADDR_LEN);  in t4_write_sme()
170 		row = e->idx;  in t4_write_sme()
172 	OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SMT_WRITE_REQ, e->idx |  in t4_write_sme()
173 					V_TID_QID(e->iqid)));  in t4_write_sme()
189 	struct smt_entry *e;  in t4_smt_alloc_switching()  local
193 	e = t4_find_or_alloc_sme(s, smac);  in t4_smt_alloc_switching()
195 	return e;  in t4_smt_alloc_switching()
203 t4_smt_set_switching(struct adapter *sc, struct smt_entry *e, uint16_t pfvf,  in t4_smt_set_switching()  argument
208 	if (atomic_load_acq_int(&e->refcnt) == 1) {  in t4_smt_set_switching()
210 		mtx_lock(&e->lock);  in t4_smt_set_switching()
211 		e->wrq = &sc->sge.ctrlq[0];  in t4_smt_set_switching()
212 		e->iqid = sc->sge.fwq.abs_id;  in t4_smt_set_switching()
213 		e->pfvf =  pfvf;  in t4_smt_set_switching()
214 		e->state = SMT_STATE_SWITCHING;  in t4_smt_set_switching()
215 		memcpy(e->smac, smac, ETHER_ADDR_LEN);  in t4_smt_set_switching()
216 		rc = t4_write_sme(e);  in t4_smt_set_switching()
217 		mtx_unlock(&e->lock);  in t4_smt_set_switching()
239 		struct smt_entry *e = &s->smtab[i];  in t4_init_smt()  local
241 		e->idx = i;  in t4_init_smt()
242 		e->state = SMT_STATE_UNUSED;  in t4_init_smt()
243 		mtx_init(&e->lock, "SMT_E", NULL, MTX_DEF);  in t4_init_smt()
244 		atomic_store_rel_int(&e->refcnt, 0);  in t4_init_smt()
275 		struct smt_entry *e = &sc->smt->smtab[smtidx];  in do_smt_write_rpl()  local
279 		mtx_lock(&e->lock);  in do_smt_write_rpl()
280 		e->state = SMT_STATE_ERROR;  in do_smt_write_rpl()
281 		mtx_unlock(&e->lock);  in do_smt_write_rpl()
289 smt_state(const struct smt_entry *e)  in smt_state()  argument
291 	switch (e->state) {  in smt_state()
303 	struct smt_entry *e;  in sysctl_smt()  local
318 	e = &smt->smtab[0];  in sysctl_smt()
319 	for (i = 0; i < smt->smt_size; i++, e++) {  in sysctl_smt()
320 		mtx_lock(&e->lock);  in sysctl_smt()
321 		if (e->state == SMT_STATE_UNUSED)  in sysctl_smt()
331 			   e->idx, e->smac[0], e->smac[1], e->smac[2],  in sysctl_smt()
332 			   e->smac[3], e->smac[4], e->smac[5],  in sysctl_smt()
333 			   smt_state(e), atomic_load_acq_int(&e->refcnt));  in sysctl_smt()
335 		mtx_unlock(&e->lock);  in sysctl_smt()