1 // SPDX-License-Identifier: GPL-2.0-only
3  * Linux network driver for QLogic BR-series Converged Network Adapter.
6  * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
7  * Copyright (c) 2014-2015 QLogic Corporation
23 	bfa_cee_format_lldp_cfg(&cee_cfg->lldp_remote);  in bfa_cee_format_cee_cfg()
27 bfa_cee_stats_swap(struct bfa_cee_stats *stats)  in bfa_cee_stats_swap()  argument
29 	u32 *buffer = (u32 *)stats;  in bfa_cee_stats_swap()
41 	lldp_cfg->time_to_live =  in bfa_cee_format_lldp_cfg()
42 			ntohs(lldp_cfg->time_to_live);  in bfa_cee_format_lldp_cfg()
43 	lldp_cfg->enabled_system_cap =  in bfa_cee_format_lldp_cfg()
44 			ntohs(lldp_cfg->enabled_system_cap);  in bfa_cee_format_lldp_cfg()
48  * bfa_cee_attr_meminfo - Returns the size of the DMA memory needed by CEE attributes
56  * bfa_cee_stats_meminfo - Returns the size of the DMA memory needed by CEE stats
65  * bfa_cee_get_attr_isr - CEE ISR for get-attributes responses from f/w
73 	cee->get_attr_status = status;  in bfa_cee_get_attr_isr()
75 		memcpy(cee->attr, cee->attr_dma.kva,  in bfa_cee_get_attr_isr()
77 		bfa_cee_format_cee_cfg(cee->attr);  in bfa_cee_get_attr_isr()
79 	cee->get_attr_pending = false;  in bfa_cee_get_attr_isr()
80 	if (cee->cbfn.get_attr_cbfn)  in bfa_cee_get_attr_isr()
81 		cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg, status);  in bfa_cee_get_attr_isr()
85  * bfa_cee_get_stats_isr - CEE ISR for get-stats responses from f/w
93 	cee->get_stats_status = status;  in bfa_cee_get_stats_isr()
95 		memcpy(cee->stats, cee->stats_dma.kva,  in bfa_cee_get_stats_isr()
97 		bfa_cee_stats_swap(cee->stats);  in bfa_cee_get_stats_isr()
99 	cee->get_stats_pending = false;  in bfa_cee_get_stats_isr()
100 	if (cee->cbfn.get_stats_cbfn)  in bfa_cee_get_stats_isr()
101 		cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg, status);  in bfa_cee_get_stats_isr()
105  * bfa_cee_reset_stats_isr - CEE ISR for reset-stats responses from f/w
113 	cee->reset_stats_status = status;  in bfa_cee_reset_stats_isr()
114 	cee->reset_stats_pending = false;  in bfa_cee_reset_stats_isr()
115 	if (cee->cbfn.reset_stats_cbfn)  in bfa_cee_reset_stats_isr()
116 		cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg, status);  in bfa_cee_reset_stats_isr()
119  * bfa_nw_cee_meminfo - Returns the size of the DMA memory needed by CEE module
128  * bfa_nw_cee_mem_claim - Initialized CEE DMA Memory
137 	cee->attr_dma.kva = dma_kva;  in bfa_nw_cee_mem_claim()
138 	cee->attr_dma.pa = dma_pa;  in bfa_nw_cee_mem_claim()
139 	cee->stats_dma.kva = dma_kva + bfa_cee_attr_meminfo();  in bfa_nw_cee_mem_claim()
140 	cee->stats_dma.pa = dma_pa + bfa_cee_attr_meminfo();  in bfa_nw_cee_mem_claim()
141 	cee->attr = (struct bfa_cee_attr *) dma_kva;  in bfa_nw_cee_mem_claim()
142 	cee->stats = (struct bfa_cee_stats *)  in bfa_nw_cee_mem_claim()
147  * bfa_nw_cee_get_attr - Send the request to the f/w to fetch CEE attributes.
162 	BUG_ON(!((cee != NULL) && (cee->ioc != NULL)));  in bfa_nw_cee_get_attr()
163 	if (!bfa_nw_ioc_is_operational(cee->ioc))  in bfa_nw_cee_get_attr()
166 	if (cee->get_attr_pending)  in bfa_nw_cee_get_attr()
169 	cee->get_attr_pending = true;  in bfa_nw_cee_get_attr()
170 	cmd = (struct bfi_cee_get_req *) cee->get_cfg_mb.msg;  in bfa_nw_cee_get_attr()
171 	cee->attr = attr;  in bfa_nw_cee_get_attr()
172 	cee->cbfn.get_attr_cbfn = cbfn;  in bfa_nw_cee_get_attr()
173 	cee->cbfn.get_attr_cbarg = cbarg;  in bfa_nw_cee_get_attr()
174 	bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_CFG_REQ,  in bfa_nw_cee_get_attr()
175 		    bfa_ioc_portid(cee->ioc));  in bfa_nw_cee_get_attr()
176 	bfa_dma_be_addr_set(cmd->dma_addr, cee->attr_dma.pa);  in bfa_nw_cee_get_attr()
177 	bfa_nw_ioc_mbox_queue(cee->ioc, &cee->get_cfg_mb, NULL, NULL);  in bfa_nw_cee_get_attr()
183  * bfa_cee_isr - Handles Mail-box interrupts for CEE module.
196 	switch (msg->mh.msg_id) {  in bfa_cee_isr()
198 		bfa_cee_get_attr_isr(cee, get_rsp->cmd_status);  in bfa_cee_isr()
201 		bfa_cee_get_stats_isr(cee, get_rsp->cmd_status);  in bfa_cee_isr()
204 		bfa_cee_reset_stats_isr(cee, get_rsp->cmd_status);  in bfa_cee_isr()
212  * bfa_cee_notify - CEE module heart-beat failure handler.
227 		if (cee->get_attr_pending) {  in bfa_cee_notify()
228 			cee->get_attr_status = BFA_STATUS_FAILED;  in bfa_cee_notify()
229 			cee->get_attr_pending  = false;  in bfa_cee_notify()
230 			if (cee->cbfn.get_attr_cbfn) {  in bfa_cee_notify()
231 				cee->cbfn.get_attr_cbfn(  in bfa_cee_notify()
232 					cee->cbfn.get_attr_cbarg,  in bfa_cee_notify()
236 		if (cee->get_stats_pending) {  in bfa_cee_notify()
237 			cee->get_stats_status = BFA_STATUS_FAILED;  in bfa_cee_notify()
238 			cee->get_stats_pending  = false;  in bfa_cee_notify()
239 			if (cee->cbfn.get_stats_cbfn) {  in bfa_cee_notify()
240 				cee->cbfn.get_stats_cbfn(  in bfa_cee_notify()
241 					cee->cbfn.get_stats_cbarg,  in bfa_cee_notify()
245 		if (cee->reset_stats_pending) {  in bfa_cee_notify()
246 			cee->reset_stats_status = BFA_STATUS_FAILED;  in bfa_cee_notify()
247 			cee->reset_stats_pending  = false;  in bfa_cee_notify()
248 			if (cee->cbfn.reset_stats_cbfn) {  in bfa_cee_notify()
249 				cee->cbfn.reset_stats_cbfn(  in bfa_cee_notify()
250 					cee->cbfn.reset_stats_cbarg,  in bfa_cee_notify()
262  * bfa_nw_cee_attach - CEE module-attach API
275 	cee->dev = dev;  in bfa_nw_cee_attach()
276 	cee->ioc = ioc;  in bfa_nw_cee_attach()
278 	bfa_nw_ioc_mbox_regisr(cee->ioc, BFI_MC_CEE, bfa_cee_isr, cee);  in bfa_nw_cee_attach()
279 	bfa_ioc_notify_init(&cee->ioc_notify, bfa_cee_notify, cee);  in bfa_nw_cee_attach()
280 	bfa_nw_ioc_notify_register(cee->ioc, &cee->ioc_notify);  in bfa_nw_cee_attach()