[ceph.git] / ceph / src / spdk / dpdk / drivers / net / octeontx / base / octeontx_bgx.c

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2017 Cavium, Inc
 */

#include <string.h>

#include "octeontx_bgx.h"

int
octeontx_bgx_port_open(int port, octeontx_mbox_bgx_port_conf_t *conf)
{
	struct octeontx_mbox_hdr hdr;
	octeontx_mbox_bgx_port_conf_t bgx_conf;
	int len = sizeof(octeontx_mbox_bgx_port_conf_t);
	int res;

	memset(&bgx_conf, 0, sizeof(octeontx_mbox_bgx_port_conf_t));
	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_OPEN;
	hdr.vfid = port;

	res = octeontx_mbox_send(&hdr, NULL, 0, &bgx_conf, len);
	if (res < 0)
		return -EACCES;

	conf->enable = bgx_conf.enable;
	conf->promisc = bgx_conf.promisc;
	conf->bpen = bgx_conf.bpen;
	conf->node = bgx_conf.node;
	conf->base_chan = bgx_conf.base_chan;
	conf->num_chans = bgx_conf.num_chans;
	conf->mtu = bgx_conf.mtu;
	conf->bgx = bgx_conf.bgx;
	conf->lmac = bgx_conf.lmac;
	conf->mode = bgx_conf.mode;
	conf->pkind = bgx_conf.pkind;
	memcpy(conf->macaddr, bgx_conf.macaddr, 6);

	return res;
}

int
octeontx_bgx_port_close(int port)
{
	struct octeontx_mbox_hdr hdr;
	int res;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_CLOSE;
	hdr.vfid = port;

	res = octeontx_mbox_send(&hdr, NULL, 0, NULL, 0);
	if (res < 0)
		return -EACCES;

	return res;
}

int
octeontx_bgx_port_start(int port)
{
	struct octeontx_mbox_hdr hdr;
	int res;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_START;
	hdr.vfid = port;

	res = octeontx_mbox_send(&hdr, NULL, 0, NULL, 0);
	if (res < 0)
		return -EACCES;

	return res;
}

int
octeontx_bgx_port_stop(int port)
{
	struct octeontx_mbox_hdr hdr;
	int res;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_STOP;
	hdr.vfid = port;

	res = octeontx_mbox_send(&hdr, NULL, 0, NULL, 0);
	if (res < 0)
		return -EACCES;

	return res;
}

int
octeontx_bgx_port_get_config(int port, octeontx_mbox_bgx_port_conf_t *conf)
{
	struct octeontx_mbox_hdr hdr;
	octeontx_mbox_bgx_port_conf_t bgx_conf;
	int len = sizeof(octeontx_mbox_bgx_port_conf_t);
	int res;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_GET_CONFIG;
	hdr.vfid = port;

	memset(&bgx_conf, 0, sizeof(octeontx_mbox_bgx_port_conf_t));
	res = octeontx_mbox_send(&hdr, NULL, 0, &bgx_conf, len);
	if (res < 0)
		return -EACCES;

	conf->enable = bgx_conf.enable;
	conf->promisc = bgx_conf.promisc;
	conf->bpen = bgx_conf.bpen;
	conf->node = bgx_conf.node;
	conf->base_chan = bgx_conf.base_chan;
	conf->num_chans = bgx_conf.num_chans;
	conf->mtu = bgx_conf.mtu;
	conf->bgx = bgx_conf.bgx;
	conf->lmac = bgx_conf.lmac;
	conf->mode = bgx_conf.mode;
	conf->pkind = bgx_conf.pkind;
	memcpy(conf->macaddr, bgx_conf.macaddr, 6);

	return res;
}

int
octeontx_bgx_port_status(int port, octeontx_mbox_bgx_port_status_t *stat)
{
	struct octeontx_mbox_hdr hdr;
	octeontx_mbox_bgx_port_status_t bgx_stat;
	int len = sizeof(octeontx_mbox_bgx_port_status_t);
	int res;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_GET_STATUS;
	hdr.vfid = port;

	res = octeontx_mbox_send(&hdr, NULL, 0, &bgx_stat, len);
	if (res < 0)
		return -EACCES;

	stat->link_up = bgx_stat.link_up;

	return res;
}

int
octeontx_bgx_port_stats(int port, octeontx_mbox_bgx_port_stats_t *stats)
{
	struct octeontx_mbox_hdr hdr;
	octeontx_mbox_bgx_port_stats_t bgx_stats;
	int len = sizeof(octeontx_mbox_bgx_port_stats_t);
	int res;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_GET_STATS;
	hdr.vfid = port;

	res = octeontx_mbox_send(&hdr, NULL, 0, &bgx_stats, len);
	if (res < 0)
		return -EACCES;

	stats->rx_packets = bgx_stats.rx_packets;
	stats->rx_bytes = bgx_stats.rx_bytes;
	stats->rx_dropped = bgx_stats.rx_dropped;
	stats->rx_errors = bgx_stats.rx_errors;
	stats->tx_packets = bgx_stats.tx_packets;
	stats->tx_bytes = bgx_stats.tx_bytes;
	stats->tx_dropped = bgx_stats.tx_dropped;
	stats->tx_errors = bgx_stats.tx_errors;
	return res;
}

int
octeontx_bgx_port_stats_clr(int port)
{
	struct octeontx_mbox_hdr hdr;
	int res;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_CLR_STATS;
	hdr.vfid = port;

	res = octeontx_mbox_send(&hdr, NULL, 0, NULL, 0);
	if (res < 0)
		return -EACCES;

	return res;
}

int
octeontx_bgx_port_link_status(int port)
{
	struct octeontx_mbox_hdr hdr;
	uint8_t link;
	int len = sizeof(uint8_t);
	int res;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_GET_LINK_STATUS;
	hdr.vfid = port;

	res = octeontx_mbox_send(&hdr, NULL, 0, &link, len);
	if (res < 0)
		return -EACCES;

	return link;
}

int
octeontx_bgx_port_set_link_state(int port, bool enable)
{
	struct octeontx_mbox_hdr hdr;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_SET_LINK_STATE;
	hdr.vfid = port;

	return octeontx_mbox_send(&hdr, &enable, sizeof(bool), NULL, 0);
}

int
octeontx_bgx_port_promisc_set(int port, int en)
{
	struct octeontx_mbox_hdr hdr;
	uint8_t	prom;
	int res;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_SET_PROMISC;
	hdr.vfid = port;
	prom = en ? 1 : 0;

	res = octeontx_mbox_send(&hdr, &prom, sizeof(prom), NULL, 0);
	if (res < 0)
		return -EACCES;

	return res;
}

int
octeontx_bgx_port_mtu_set(int port, int mtu)
{
	struct octeontx_mbox_hdr hdr;
	int res;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_SET_MTU;
	hdr.vfid = port;

	res = octeontx_mbox_send(&hdr, &mtu, sizeof(mtu), NULL, 0);
	if (res < 0)
		return -EACCES;

	return res;
}

int
octeontx_bgx_port_mac_set(int port, uint8_t *mac_addr)
{
	struct octeontx_mbox_hdr hdr;
	int len = 6;
	int res = 0;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_SET_MACADDR;
	hdr.vfid = port;

	res = octeontx_mbox_send(&hdr, mac_addr, len, NULL, 0);
	if (res < 0)
		return -EACCES;

	return res;
}

int
octeontx_bgx_port_mac_add(int port, uint8_t *mac_addr, int index)
{
	struct octeontx_mbox_bgx_port_mac_filter filter;
	struct octeontx_mbox_hdr hdr;
	int len = 6;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_ADD_MACADDR;
	hdr.vfid = port;

	memcpy(filter.mac_addr, mac_addr, len);
	filter.index = index;
	len = sizeof(struct octeontx_mbox_bgx_port_mac_filter);

	return octeontx_mbox_send(&hdr, &filter, len, NULL, 0);
}

int
octeontx_bgx_port_mac_del(int port, uint32_t index)
{
	struct octeontx_mbox_hdr hdr;
	int len = sizeof(uint32_t);
	int res = 0;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_DEL_MACADDR;
	hdr.vfid = port;

	res = octeontx_mbox_send(&hdr, &index, len, NULL, 0);
	if (res < 0)
		return -EACCES;

	return res;
}

int
octeontx_bgx_port_mac_entries_get(int port)
{
	struct octeontx_mbox_hdr hdr;
	int resp = 6;
	int res = 0;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_GET_MACADDR_ENTRIES;
	hdr.vfid = port;

	res = octeontx_mbox_send(&hdr, NULL, 0, &resp, sizeof(int));
	if (res < 0)
		return -EACCES;

	return resp;
}

int octeontx_bgx_port_get_fifo_cfg(int port,
				   octeontx_mbox_bgx_port_fifo_cfg_t *cfg)
{
	int len = sizeof(octeontx_mbox_bgx_port_fifo_cfg_t);
	octeontx_mbox_bgx_port_fifo_cfg_t conf;
	struct octeontx_mbox_hdr hdr;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_GET_FIFO_CFG;
	hdr.vfid = port;

	if (octeontx_mbox_send(&hdr, NULL, 0, &conf, len) < 0)
		return -EACCES;

	cfg->rx_fifosz = conf.rx_fifosz;

	return 0;
}

int octeontx_bgx_port_flow_ctrl_cfg(int port,
				    octeontx_mbox_bgx_port_fc_cfg_t *cfg)
{
	int len = sizeof(octeontx_mbox_bgx_port_fc_cfg_t);
	octeontx_mbox_bgx_port_fc_cfg_t conf;
	struct octeontx_mbox_hdr hdr;

	hdr.coproc = OCTEONTX_BGX_COPROC;
	hdr.msg = MBOX_BGX_PORT_FLOW_CTRL_CFG;
	hdr.vfid = port;

	if (cfg->fc_cfg == BGX_PORT_FC_CFG_SET)
		memcpy(&conf, cfg, len);
	else
		memset(&conf, 0, len);

	if (octeontx_mbox_send(&hdr, &conf, len, &conf, len) < 0)
		return -EACCES;

	if (cfg->fc_cfg == BGX_PORT_FC_CFG_SET)
		goto done;

	cfg->rx_pause = conf.rx_pause;
	cfg->tx_pause = conf.tx_pause;
	cfg->low_water = conf.low_water;
	cfg->high_water = conf.high_water;

done:
	return 0;
}
Commit	Line	Data
11fdf7f2 TL	1	/* SPDX-License-Identifier: BSD-3-Clause
	2	* Copyright(c) 2017 Cavium, Inc
	3	*/
	4
	5	#include <string.h>
	6
	7	#include "octeontx_bgx.h"
	8
	9	int
	10	octeontx_bgx_port_open(int port, octeontx_mbox_bgx_port_conf_t *conf)
	11	{
	12	struct octeontx_mbox_hdr hdr;
	13	octeontx_mbox_bgx_port_conf_t bgx_conf;
	14	int len = sizeof(octeontx_mbox_bgx_port_conf_t);
	15	int res;
	16
	17	memset(&bgx_conf, 0, sizeof(octeontx_mbox_bgx_port_conf_t));
	18	hdr.coproc = OCTEONTX_BGX_COPROC;
	19	hdr.msg = MBOX_BGX_PORT_OPEN;
	20	hdr.vfid = port;
	21
	22	res = octeontx_mbox_send(&hdr, NULL, 0, &bgx_conf, len);
	23	if (res < 0)
	24	return -EACCES;
	25
	26	conf->enable = bgx_conf.enable;
	27	conf->promisc = bgx_conf.promisc;
	28	conf->bpen = bgx_conf.bpen;
	29	conf->node = bgx_conf.node;
	30	conf->base_chan = bgx_conf.base_chan;
	31	conf->num_chans = bgx_conf.num_chans;
	32	conf->mtu = bgx_conf.mtu;
	33	conf->bgx = bgx_conf.bgx;
	34	conf->lmac = bgx_conf.lmac;
	35	conf->mode = bgx_conf.mode;
	36	conf->pkind = bgx_conf.pkind;
	37	memcpy(conf->macaddr, bgx_conf.macaddr, 6);
	38
	39	return res;
	40	}
	41
	42	int
	43	octeontx_bgx_port_close(int port)
	44	{
	45	struct octeontx_mbox_hdr hdr;
	46	int res;
	47
	48	hdr.coproc = OCTEONTX_BGX_COPROC;
	49	hdr.msg = MBOX_BGX_PORT_CLOSE;
	50	hdr.vfid = port;
	51
	52	res = octeontx_mbox_send(&hdr, NULL, 0, NULL, 0);
	53	if (res < 0)
	54	return -EACCES;
	55
	56	return res;
	57	}
	58
	59	int
	60	octeontx_bgx_port_start(int port)
	61	{
	62	struct octeontx_mbox_hdr hdr;
	63	int res;
	64
65	hdr.coproc = OCTEONTX_BGX_COPROC;
66	hdr.msg = MBOX_BGX_PORT_START;
67	hdr.vfid = port;
68
69	res = octeontx_mbox_send(&hdr, NULL, 0, NULL, 0);
70	if (res < 0)
71	return -EACCES;
72
73	return res;
74	}
75
76	int
77	octeontx_bgx_port_stop(int port)
78	{
79	struct octeontx_mbox_hdr hdr;
80	int res;
81
82	hdr.coproc = OCTEONTX_BGX_COPROC;
83	hdr.msg = MBOX_BGX_PORT_STOP;
84	hdr.vfid = port;
85
86	res = octeontx_mbox_send(&hdr, NULL, 0, NULL, 0);
87	if (res < 0)
88	return -EACCES;
89
90	return res;
91	}
92
93	int
94	octeontx_bgx_port_get_config(int port, octeontx_mbox_bgx_port_conf_t *conf)
95	{
96	struct octeontx_mbox_hdr hdr;
97	octeontx_mbox_bgx_port_conf_t bgx_conf;
98	int len = sizeof(octeontx_mbox_bgx_port_conf_t);
99	int res;
100
101	hdr.coproc = OCTEONTX_BGX_COPROC;
102	hdr.msg = MBOX_BGX_PORT_GET_CONFIG;
103	hdr.vfid = port;
104
105	memset(&bgx_conf, 0, sizeof(octeontx_mbox_bgx_port_conf_t));
106	res = octeontx_mbox_send(&hdr, NULL, 0, &bgx_conf, len);
107	if (res < 0)
108	return -EACCES;
109
110	conf->enable = bgx_conf.enable;
111	conf->promisc = bgx_conf.promisc;
112	conf->bpen = bgx_conf.bpen;
113	conf->node = bgx_conf.node;
114	conf->base_chan = bgx_conf.base_chan;
115	conf->num_chans = bgx_conf.num_chans;
116	conf->mtu = bgx_conf.mtu;
117	conf->bgx = bgx_conf.bgx;
118	conf->lmac = bgx_conf.lmac;
119	conf->mode = bgx_conf.mode;
120	conf->pkind = bgx_conf.pkind;
121	memcpy(conf->macaddr, bgx_conf.macaddr, 6);
122
123	return res;
124	}
125
126	int
127	octeontx_bgx_port_status(int port, octeontx_mbox_bgx_port_status_t *stat)
128	{
129	struct octeontx_mbox_hdr hdr;
130	octeontx_mbox_bgx_port_status_t bgx_stat;
131	int len = sizeof(octeontx_mbox_bgx_port_status_t);
132	int res;
133
134	hdr.coproc = OCTEONTX_BGX_COPROC;
135	hdr.msg = MBOX_BGX_PORT_GET_STATUS;
136	hdr.vfid = port;
137
138	res = octeontx_mbox_send(&hdr, NULL, 0, &bgx_stat, len);
139	if (res < 0)
140	return -EACCES;
141
142	stat->link_up = bgx_stat.link_up;
143
144	return res;
145	}
146
147	int
148	octeontx_bgx_port_stats(int port, octeontx_mbox_bgx_port_stats_t *stats)
149	{
150	struct octeontx_mbox_hdr hdr;
151	octeontx_mbox_bgx_port_stats_t bgx_stats;
152	int len = sizeof(octeontx_mbox_bgx_port_stats_t);
153	int res;
154
155	hdr.coproc = OCTEONTX_BGX_COPROC;
156	hdr.msg = MBOX_BGX_PORT_GET_STATS;
157	hdr.vfid = port;
158
159	res = octeontx_mbox_send(&hdr, NULL, 0, &bgx_stats, len);
160	if (res < 0)
161	return -EACCES;
162
163	stats->rx_packets = bgx_stats.rx_packets;
164	stats->rx_bytes = bgx_stats.rx_bytes;
165	stats->rx_dropped = bgx_stats.rx_dropped;
166	stats->rx_errors = bgx_stats.rx_errors;
167	stats->tx_packets = bgx_stats.tx_packets;
168	stats->tx_bytes = bgx_stats.tx_bytes;
169	stats->tx_dropped = bgx_stats.tx_dropped;
170	stats->tx_errors = bgx_stats.tx_errors;
171	return res;
172	}
173
174	int
175	octeontx_bgx_port_stats_clr(int port)
176	{
177	struct octeontx_mbox_hdr hdr;
178	int res;
179
180	hdr.coproc = OCTEONTX_BGX_COPROC;
181	hdr.msg = MBOX_BGX_PORT_CLR_STATS;
182	hdr.vfid = port;
183
184	res = octeontx_mbox_send(&hdr, NULL, 0, NULL, 0);
185	if (res < 0)
186	return -EACCES;
187
188	return res;
189	}
190
191	int
192	octeontx_bgx_port_link_status(int port)
193	{
194	struct octeontx_mbox_hdr hdr;
195	uint8_t link;
196	int len = sizeof(uint8_t);
197	int res;
198
199	hdr.coproc = OCTEONTX_BGX_COPROC;
200	hdr.msg = MBOX_BGX_PORT_GET_LINK_STATUS;
201	hdr.vfid = port;
202
203	res = octeontx_mbox_send(&hdr, NULL, 0, &link, len);
204	if (res < 0)
205	return -EACCES;
206
207	return link;
208	}
209
f67539c2 TL	210	int
	211	octeontx_bgx_port_set_link_state(int port, bool enable)
	212	{
	213	struct octeontx_mbox_hdr hdr;
	214
	215	hdr.coproc = OCTEONTX_BGX_COPROC;
	216	hdr.msg = MBOX_BGX_PORT_SET_LINK_STATE;
	217	hdr.vfid = port;
	218
	219	return octeontx_mbox_send(&hdr, &enable, sizeof(bool), NULL, 0);
	220	}
	221
11fdf7f2 TL	222	int
	223	octeontx_bgx_port_promisc_set(int port, int en)
	224	{
	225	struct octeontx_mbox_hdr hdr;
	226	uint8_t prom;
	227	int res;
	228
	229	hdr.coproc = OCTEONTX_BGX_COPROC;
	230	hdr.msg = MBOX_BGX_PORT_SET_PROMISC;
	231	hdr.vfid = port;
	232	prom = en ? 1 : 0;
	233
	234	res = octeontx_mbox_send(&hdr, &prom, sizeof(prom), NULL, 0);
	235	if (res < 0)
	236	return -EACCES;
	237
	238	return res;
	239	}
	240
f67539c2 TL	241	int
	242	octeontx_bgx_port_mtu_set(int port, int mtu)
	243	{
	244	struct octeontx_mbox_hdr hdr;
	245	int res;
	246
	247	hdr.coproc = OCTEONTX_BGX_COPROC;
	248	hdr.msg = MBOX_BGX_PORT_SET_MTU;
	249	hdr.vfid = port;
	250
	251	res = octeontx_mbox_send(&hdr, &mtu, sizeof(mtu), NULL, 0);
	252	if (res < 0)
	253	return -EACCES;
	254
	255	return res;
	256	}
	257
11fdf7f2 TL	258	int
	259	octeontx_bgx_port_mac_set(int port, uint8_t *mac_addr)
	260	{
	261	struct octeontx_mbox_hdr hdr;
	262	int len = 6;
	263	int res = 0;
	264
	265	hdr.coproc = OCTEONTX_BGX_COPROC;
	266	hdr.msg = MBOX_BGX_PORT_SET_MACADDR;
	267	hdr.vfid = port;
	268
	269	res = octeontx_mbox_send(&hdr, mac_addr, len, NULL, 0);
	270	if (res < 0)
	271	return -EACCES;
	272
	273	return res;
	274	}
f67539c2 TL	275
	276	int
	277	octeontx_bgx_port_mac_add(int port, uint8_t *mac_addr, int index)
	278	{
	279	struct octeontx_mbox_bgx_port_mac_filter filter;
	280	struct octeontx_mbox_hdr hdr;
	281	int len = 6;
	282
	283	hdr.coproc = OCTEONTX_BGX_COPROC;
	284	hdr.msg = MBOX_BGX_PORT_ADD_MACADDR;
	285	hdr.vfid = port;
	286
	287	memcpy(filter.mac_addr, mac_addr, len);
	288	filter.index = index;
	289	len = sizeof(struct octeontx_mbox_bgx_port_mac_filter);
	290
	291	return octeontx_mbox_send(&hdr, &filter, len, NULL, 0);
	292	}
	293
	294	int
	295	octeontx_bgx_port_mac_del(int port, uint32_t index)
	296	{
	297	struct octeontx_mbox_hdr hdr;
	298	int len = sizeof(uint32_t);
	299	int res = 0;
	300
	301	hdr.coproc = OCTEONTX_BGX_COPROC;
	302	hdr.msg = MBOX_BGX_PORT_DEL_MACADDR;
	303	hdr.vfid = port;
	304
	305	res = octeontx_mbox_send(&hdr, &index, len, NULL, 0);
	306	if (res < 0)
	307	return -EACCES;
	308
	309	return res;
	310	}
	311
	312	int
	313	octeontx_bgx_port_mac_entries_get(int port)
	314	{
	315	struct octeontx_mbox_hdr hdr;
	316	int resp = 6;
	317	int res = 0;
	318
	319	hdr.coproc = OCTEONTX_BGX_COPROC;
	320	hdr.msg = MBOX_BGX_PORT_GET_MACADDR_ENTRIES;
	321	hdr.vfid = port;
	322
	323	res = octeontx_mbox_send(&hdr, NULL, 0, &resp, sizeof(int));
	324	if (res < 0)
	325	return -EACCES;
	326
	327	return resp;
	328	}
	329
	330	int octeontx_bgx_port_get_fifo_cfg(int port,
	331	octeontx_mbox_bgx_port_fifo_cfg_t *cfg)
	332	{
	333	int len = sizeof(octeontx_mbox_bgx_port_fifo_cfg_t);
	334	octeontx_mbox_bgx_port_fifo_cfg_t conf;
	335	struct octeontx_mbox_hdr hdr;
	336
	337	hdr.coproc = OCTEONTX_BGX_COPROC;
	338	hdr.msg = MBOX_BGX_PORT_GET_FIFO_CFG;
339	hdr.vfid = port;
340
341	if (octeontx_mbox_send(&hdr, NULL, 0, &conf, len) < 0)
342	return -EACCES;
343
344	cfg->rx_fifosz = conf.rx_fifosz;
345
346	return 0;
347	}
348
349	int octeontx_bgx_port_flow_ctrl_cfg(int port,
350	octeontx_mbox_bgx_port_fc_cfg_t *cfg)
351	{
352	int len = sizeof(octeontx_mbox_bgx_port_fc_cfg_t);
353	octeontx_mbox_bgx_port_fc_cfg_t conf;
354	struct octeontx_mbox_hdr hdr;
355
356	hdr.coproc = OCTEONTX_BGX_COPROC;
357	hdr.msg = MBOX_BGX_PORT_FLOW_CTRL_CFG;
358	hdr.vfid = port;
359
360	if (cfg->fc_cfg == BGX_PORT_FC_CFG_SET)
361	memcpy(&conf, cfg, len);
362	else
363	memset(&conf, 0, len);
364
365	if (octeontx_mbox_send(&hdr, &conf, len, &conf, len) < 0)
366	return -EACCES;
367
368	if (cfg->fc_cfg == BGX_PORT_FC_CFG_SET)
369	goto done;
370
371	cfg->rx_pause = conf.rx_pause;
372	cfg->tx_pause = conf.tx_pause;
373	cfg->low_water = conf.low_water;
374	cfg->high_water = conf.high_water;
375
376	done:
377	return 0;
378	}