40 	struct port_dcb_info *dcb = &pi->dcb;  in cxgb4_dcb_state_init()  local
41 	int version_temp = dcb->dcb_version;  in cxgb4_dcb_state_init()
43 	memset(dcb, 0, sizeof(struct port_dcb_info));  in cxgb4_dcb_state_init()
44 	dcb->state = CXGB4_DCB_STATE_START;  in cxgb4_dcb_state_init()
46 		dcb->dcb_version = version_temp;  in cxgb4_dcb_state_init()
55 	struct port_dcb_info *dcb = &pi->dcb;  in cxgb4_dcb_version_init()  local
60 	dcb->dcb_version = FW_PORT_DCB_VER_AUTO;  in cxgb4_dcb_version_init()
67 	struct port_dcb_info *dcb = &pi->dcb;  in cxgb4_dcb_cleanup_apps()  local
76 		if (!dcb->app_priority[i].protocolid)  in cxgb4_dcb_cleanup_apps()
79 		app.protocol = dcb->app_priority[i].protocolid;  in cxgb4_dcb_cleanup_apps()
81 		if (dcb->dcb_version == FW_PORT_DCB_VER_IEEE) {  in cxgb4_dcb_cleanup_apps()
82 			app.priority = dcb->app_priority[i].user_prio_map;  in cxgb4_dcb_cleanup_apps()
83 			app.selector = dcb->app_priority[i].sel_field + 1;  in cxgb4_dcb_cleanup_apps()
86 			app.selector = !!(dcb->app_priority[i].sel_field);  in cxgb4_dcb_cleanup_apps()
93 				dcb_ver_array[dcb->dcb_version], app.selector,  in cxgb4_dcb_cleanup_apps()
106 	struct port_dcb_info *dcb = &pi->dcb;  in cxgb4_dcb_state_fsm()  local
108 	enum cxgb4_dcb_state current_state = dcb->state;  in cxgb4_dcb_state_fsm()
111 		    __func__, dcb->state, transition_to, dev->name);  in cxgb4_dcb_state_fsm()
118 			dcb->state = CXGB4_DCB_STATE_HOST;  in cxgb4_dcb_state_fsm()
119 			dcb->supported = CXGB4_DCBX_HOST_SUPPORT;  in cxgb4_dcb_state_fsm()
125 			dcb->state = CXGB4_DCB_STATE_FW_INCOMPLETE;  in cxgb4_dcb_state_fsm()
126 			dcb->supported = DCB_CAP_DCBX_LLD_MANAGED;  in cxgb4_dcb_state_fsm()
127 			if (dcb->dcb_version == FW_PORT_DCB_VER_IEEE)  in cxgb4_dcb_state_fsm()
128 				dcb->supported |= DCB_CAP_DCBX_VER_IEEE;  in cxgb4_dcb_state_fsm()
130 				dcb->supported |= DCB_CAP_DCBX_VER_CEE;  in cxgb4_dcb_state_fsm()
140 			dcb->state = CXGB4_DCB_STATE_FW_ALLSYNCED;  in cxgb4_dcb_state_fsm()
163 			dcb->state = CXGB4_DCB_STATE_FW_ALLSYNCED;  in cxgb4_dcb_state_fsm()
164 			dcb->enabled = 1;  in cxgb4_dcb_state_fsm()
190 			dcb->state = CXGB4_DCB_STATE_FW_INCOMPLETE;  in cxgb4_dcb_state_fsm()
191 			dcb->supported = CXGB4_DCBX_FW_SUPPORT;  in cxgb4_dcb_state_fsm()
201 			dcb->enabled = 1;  in cxgb4_dcb_state_fsm()
245 	const union fw_port_dcb *fwdcb = &pcmd->u.dcb;  in cxgb4_dcb_handle_fw_update()
249 	struct port_dcb_info *dcb = &pi->dcb;  in cxgb4_dcb_handle_fw_update()  local
250 	int dcb_type = pcmd->u.dcb.pgid.type;  in cxgb4_dcb_handle_fw_update()
258 			((pcmd->u.dcb.control.all_syncd_pkd &  in cxgb4_dcb_handle_fw_update()
263 		if (dcb->dcb_version != FW_PORT_DCB_VER_UNKNOWN) {  in cxgb4_dcb_handle_fw_update()
266 				pcmd->u.dcb.control.dcb_version_to_app_state));  in cxgb4_dcb_handle_fw_update()
269 				dcb->dcb_version = dcb_running_version;  in cxgb4_dcb_handle_fw_update()
272 					 dcb_ver_array[dcb->dcb_version]);  in cxgb4_dcb_handle_fw_update()
276 					 dcb_ver_array[dcb->dcb_version],  in cxgb4_dcb_handle_fw_update()
278 				dcb->dcb_version = FW_PORT_DCB_VER_UNKNOWN;  in cxgb4_dcb_handle_fw_update()
291 	if (dcb->state == CXGB4_DCB_STATE_START ||  in cxgb4_dcb_handle_fw_update()
292 	    dcb->state == CXGB4_DCB_STATE_HOST) {  in cxgb4_dcb_handle_fw_update()
294 			dcb->state);  in cxgb4_dcb_handle_fw_update()
302 		dcb->pgid = be32_to_cpu(fwdcb->pgid.pgid);  in cxgb4_dcb_handle_fw_update()
303 		dcb->msgs |= CXGB4_DCB_FW_PGID;  in cxgb4_dcb_handle_fw_update()
307 		dcb->pg_num_tcs_supported = fwdcb->pgrate.num_tcs_supported;  in cxgb4_dcb_handle_fw_update()
308 		memcpy(dcb->pgrate, &fwdcb->pgrate.pgrate,  in cxgb4_dcb_handle_fw_update()
309 		       sizeof(dcb->pgrate));  in cxgb4_dcb_handle_fw_update()
310 		memcpy(dcb->tsa, &fwdcb->pgrate.tsa,  in cxgb4_dcb_handle_fw_update()
311 		       sizeof(dcb->tsa));  in cxgb4_dcb_handle_fw_update()
312 		dcb->msgs |= CXGB4_DCB_FW_PGRATE;  in cxgb4_dcb_handle_fw_update()
313 		if (dcb->msgs & CXGB4_DCB_FW_PGID)  in cxgb4_dcb_handle_fw_update()
314 			IEEE_FAUX_SYNC(dev, dcb);  in cxgb4_dcb_handle_fw_update()
318 		memcpy(dcb->priorate, &fwdcb->priorate.strict_priorate,  in cxgb4_dcb_handle_fw_update()
319 		       sizeof(dcb->priorate));  in cxgb4_dcb_handle_fw_update()
320 		dcb->msgs |= CXGB4_DCB_FW_PRIORATE;  in cxgb4_dcb_handle_fw_update()
324 		dcb->pfcen = fwdcb->pfc.pfcen;  in cxgb4_dcb_handle_fw_update()
325 		dcb->pfc_num_tcs_supported = fwdcb->pfc.max_pfc_tcs;  in cxgb4_dcb_handle_fw_update()
326 		dcb->msgs |= CXGB4_DCB_FW_PFC;  in cxgb4_dcb_handle_fw_update()
327 		IEEE_FAUX_SYNC(dev, dcb);  in cxgb4_dcb_handle_fw_update()
333 		struct app_priority *ap = &dcb->app_priority[idx];  in cxgb4_dcb_handle_fw_update()
343 		if (dcb->dcb_version == FW_PORT_DCB_VER_IEEE) {  in cxgb4_dcb_handle_fw_update()
347 			IEEE_FAUX_SYNC(dev, dcb);  in cxgb4_dcb_handle_fw_update()
363 		dcb->msgs |= CXGB4_DCB_FW_APP_ID;  in cxgb4_dcb_handle_fw_update()
384 	return pi->dcb.enabled;  in cxgb4_getstate()
394 	if (pi->dcb.state == CXGB4_DCB_STATE_HOST) {  in cxgb4_setstate()
395 		pi->dcb.enabled = enabled;  in cxgb4_setstate()
401 	if (enabled != (pi->dcb.state == CXGB4_DCB_STATE_FW_ALLSYNCED))  in cxgb4_setstate()
423 	pcmd.u.dcb.pgid.type = FW_PORT_DCB_TYPE_PGID;  in cxgb4_getpgtccfg()
429 	*pgid = (be32_to_cpu(pcmd.u.dcb.pgid.pgid) >> (tc * 4)) & 0xf;  in cxgb4_getpgtccfg()
435 	pcmd.u.dcb.pgrate.type = FW_PORT_DCB_TYPE_PGRATE;  in cxgb4_getpgtccfg()
443 	*bw_per = pcmd.u.dcb.pgrate.pgrate[*pgid];  in cxgb4_getpgtccfg()
487 	pcmd.u.dcb.pgid.type = FW_PORT_DCB_TYPE_PGID;  in cxgb4_setpgtccfg_tx()
495 	_pgid = be32_to_cpu(pcmd.u.dcb.pgid.pgid);  in cxgb4_setpgtccfg_tx()
498 	pcmd.u.dcb.pgid.pgid = cpu_to_be32(_pgid);  in cxgb4_setpgtccfg_tx()
512 	pcmd.u.dcb.pgrate.type = FW_PORT_DCB_TYPE_PGRATE;  in cxgb4_setpgtccfg_tx()
521 	pcmd.u.dcb.pgrate.pgrate[pgid] = bw_per;  in cxgb4_setpgtccfg_tx()
524 	if (pi->dcb.state == CXGB4_DCB_STATE_HOST)  in cxgb4_setpgtccfg_tx()
546 	pcmd.u.dcb.pgrate.type = FW_PORT_DCB_TYPE_PGRATE;  in cxgb4_getpgbwgcfg()
554 	*bw_per = pcmd.u.dcb.pgrate.pgrate[pgid];  in cxgb4_getpgbwgcfg()
576 	pcmd.u.dcb.pgrate.type = FW_PORT_DCB_TYPE_PGRATE;  in cxgb4_setpgbwgcfg_tx()
585 	pcmd.u.dcb.pgrate.pgrate[pgid] = bw_per;  in cxgb4_setpgbwgcfg_tx()
588 	if (pi->dcb.state == CXGB4_DCB_STATE_HOST)  in cxgb4_setpgbwgcfg_tx()
604 	struct port_dcb_info *dcb = &pi->dcb;  in cxgb4_getpfccfg()  local
606 	if (dcb->state != CXGB4_DCB_STATE_FW_ALLSYNCED ||  in cxgb4_getpfccfg()
610 		*pfccfg = (pi->dcb.pfcen >> (7 - priority)) & 1;  in cxgb4_getpfccfg()
623 	if (pi->dcb.state != CXGB4_DCB_STATE_FW_ALLSYNCED ||  in cxgb4_setpfccfg()
628 	if (pi->dcb.state == CXGB4_DCB_STATE_HOST)  in cxgb4_setpfccfg()
631 	pcmd.u.dcb.pfc.type = FW_PORT_DCB_TYPE_PFC;  in cxgb4_setpfccfg()
632 	pcmd.u.dcb.pfc.pfcen = pi->dcb.pfcen;  in cxgb4_setpfccfg()
635 		pcmd.u.dcb.pfc.pfcen |= (1 << (7 - priority));  in cxgb4_setpfccfg()
637 		pcmd.u.dcb.pfc.pfcen &= (~(1 << (7 - priority)));  in cxgb4_setpfccfg()
645 	pi->dcb.pfcen = pcmd.u.dcb.pfc.pfcen;  in cxgb4_setpfccfg()
685 		*caps = pi->dcb.supported;  in cxgb4_getcap()
703 		if (pi->dcb.msgs & CXGB4_DCB_FW_PGRATE)  in cxgb4_getnumtcs()
704 			*num = pi->dcb.pg_num_tcs_supported;  in cxgb4_getnumtcs()
735 	if (pi->dcb.state != CXGB4_DCB_STATE_FW_ALLSYNCED)  in cxgb4_getpfcstate()
738 	return pi->dcb.pfcen != 0;  in cxgb4_getpfcstate()
759 	if (pi->dcb.state != CXGB4_DCB_STATE_FW_ALLSYNCED)  in __cxgb4_getapp()
771 		pcmd.u.dcb.app_priority.type = FW_PORT_DCB_TYPE_APP_ID;  in __cxgb4_getapp()
772 		pcmd.u.dcb.app_priority.idx = i;  in __cxgb4_getapp()
780 		if (be16_to_cpu(pcmd.u.dcb.app_priority.protocolid) == app_id)  in __cxgb4_getapp()
781 			if (pcmd.u.dcb.app_priority.sel_field == app_idtype)  in __cxgb4_getapp()
782 				return pcmd.u.dcb.app_priority.user_prio_map;  in __cxgb4_getapp()
785 		if (!pcmd.u.dcb.app_priority.protocolid)  in __cxgb4_getapp()
811 	if (pi->dcb.state != CXGB4_DCB_STATE_FW_ALLSYNCED)  in __cxgb4_setapp()
820 		pcmd.u.dcb.app_priority.type = FW_PORT_DCB_TYPE_APP_ID;  in __cxgb4_setapp()
821 		pcmd.u.dcb.app_priority.idx = i;  in __cxgb4_setapp()
829 		if (be16_to_cpu(pcmd.u.dcb.app_priority.protocolid) == app_id) {  in __cxgb4_setapp()
831 			pcmd.u.dcb.app_priority.protocolid = 0;  in __cxgb4_setapp()
835 		if (!pcmd.u.dcb.app_priority.protocolid)  in __cxgb4_setapp()
847 	if (pi->dcb.state == CXGB4_DCB_STATE_HOST)  in __cxgb4_setapp()
850 	pcmd.u.dcb.app_priority.type = FW_PORT_DCB_TYPE_APP_ID;  in __cxgb4_setapp()
851 	pcmd.u.dcb.app_priority.protocolid = cpu_to_be16(app_id);  in __cxgb4_setapp()
852 	pcmd.u.dcb.app_priority.sel_field = app_idtype;  in __cxgb4_setapp()
853 	pcmd.u.dcb.app_priority.user_prio_map = app_prio;  in __cxgb4_setapp()
854 	pcmd.u.dcb.app_priority.idx = i;  in __cxgb4_setapp()
897 	struct port_dcb_info *dcb = &pi->dcb;  in cxgb4_ieee_negotiation_complete()  local
899 	if (dcb_subtype && !(dcb->msgs & dcb_subtype))  in cxgb4_ieee_negotiation_complete()
902 	return (dcb->state == CXGB4_DCB_STATE_FW_ALLSYNCED &&  in cxgb4_ieee_negotiation_complete()
903 		(dcb->supported & DCB_CAP_DCBX_VER_IEEE));  in cxgb4_ieee_negotiation_complete()
910 	struct port_dcb_info *dcb = &pi->dcb;  in cxgb4_ieee_read_ets()  local
916 	if (!(dcb->msgs & (CXGB4_DCB_FW_PGID | CXGB4_DCB_FW_PGRATE)))  in cxgb4_ieee_read_ets()
919 	ets->ets_cap =  dcb->pg_num_tcs_supported;  in cxgb4_ieee_read_ets()
928 	pcmd.u.dcb.pgid.type = FW_PORT_DCB_TYPE_PGID;  in cxgb4_ieee_read_ets()
935 	tc_info = be32_to_cpu(pcmd.u.dcb.pgid.pgid);  in cxgb4_ieee_read_ets()
942 	pcmd.u.dcb.pgrate.type = FW_PORT_DCB_TYPE_PGRATE;  in cxgb4_ieee_read_ets()
953 		ets->tc_tx_bw[i] = pcmd.u.dcb.pgrate.pgrate[i];  in cxgb4_ieee_read_ets()
955 		ets->tc_tsa[i] = pcmd.u.dcb.pgrate.tsa[i];  in cxgb4_ieee_read_ets()
970 	struct port_dcb_info *dcb = &pi->dcb;  in cxgb4_ieee_get_pfc()  local
974 	if (!(dcb->msgs & CXGB4_DCB_FW_PFC))  in cxgb4_ieee_get_pfc()
977 	pfc->pfc_cap = dcb->pfc_num_tcs_supported;  in cxgb4_ieee_get_pfc()
978 	pfc->pfc_en = bitswap_1(dcb->pfcen);  in cxgb4_ieee_get_pfc()
1043 	return pi->dcb.supported;  in cxgb4_getdcbx()
1060 	if (pi->dcb.state != CXGB4_DCB_STATE_FW_ALLSYNCED)  in cxgb4_setdcbx()
1068 	if (dcb_request != pi->dcb.supported)  in cxgb4_setdcbx()
1071 	pi->dcb.supported = dcb_request;  in cxgb4_setdcbx()
1083 	if (pi->dcb.state != CXGB4_DCB_STATE_FW_ALLSYNCED)  in cxgb4_getpeer_app()
1092 		pcmd.u.dcb.app_priority.type = FW_PORT_DCB_TYPE_APP_ID;  in cxgb4_getpeer_app()
1093 		pcmd.u.dcb.app_priority.idx = *app_count;  in cxgb4_getpeer_app()
1103 		if (!pcmd.u.dcb.app_priority.protocolid)  in cxgb4_getpeer_app()
1117 	if (pi->dcb.state != CXGB4_DCB_STATE_FW_ALLSYNCED)  in cxgb4_getpeerapp_tbl()
1122 		pcmd.u.dcb.app_priority.type = FW_PORT_DCB_TYPE_APP_ID;  in cxgb4_getpeerapp_tbl()
1123 		pcmd.u.dcb.app_priority.idx = i;  in cxgb4_getpeerapp_tbl()
1133 		if (!pcmd.u.dcb.app_priority.protocolid)  in cxgb4_getpeerapp_tbl()
1136 		table[i].selector = pcmd.u.dcb.app_priority.sel_field;  in cxgb4_getpeerapp_tbl()
1138 			be16_to_cpu(pcmd.u.dcb.app_priority.protocolid);  in cxgb4_getpeerapp_tbl()
1140 			ffs(pcmd.u.dcb.app_priority.user_prio_map) - 1;  in cxgb4_getpeerapp_tbl()
1161 	pcmd.u.dcb.pgid.type = FW_PORT_DCB_TYPE_PGID;  in cxgb4_cee_peer_getpg()
1167 	pgid = be32_to_cpu(pcmd.u.dcb.pgid.pgid);  in cxgb4_cee_peer_getpg()
1173 	pcmd.u.dcb.pgrate.type = FW_PORT_DCB_TYPE_PGRATE;  in cxgb4_cee_peer_getpg()
1182 		pg->pg_bw[i] = pcmd.u.dcb.pgrate.pgrate[i];  in cxgb4_cee_peer_getpg()
1199 	pfc->pfc_en = bitswap_1(pi->dcb.pfcen);  in cxgb4_cee_peer_getpfc()