1 // SPDX-License-Identifier: GPL-2.0+
15 #define SPX5_QFWD_MP_OFFSET 9 /* Mirror port offset in the QFWD register */
17 /* Convert from bool ingress/egress to mirror direction */
23 /* Get ports belonging to this mirror */
36 /* Add port to mirror (only front ports) */
50 /* Delete port from mirror (only front ports) */
64 /* Check if mirror contains port */
70 /* Check if mirror is empty */
76 /* Get direction of mirror */
84 /* Set direction of mirror */
92 /* Set the monitor port for this mirror */
101 /* Get the monitor port of this mirror */
110 /* Check if port is the monitor port of this mirror */
117 /* Get a suitable mirror for this port */
121 	struct sparx5 *sparx5 = sport->sparx5;  in sparx5_mirror_get()
126 		if (sparx5_mirror_has_monitor(sparx5, i, sport->portno))  in sparx5_mirror_get()
127 			return -EINVAL;  in sparx5_mirror_get()
129 	/* Check if existing mirror can be reused  in sparx5_mirror_get()
134 		    sparx5_mirror_has_monitor(sparx5, i, mport->portno)) {  in sparx5_mirror_get()
140 	/* Return free mirror */  in sparx5_mirror_get()
148 	return -ENOENT;  in sparx5_mirror_get()
153 	u32 mirror_idx, dir = sparx5_mirror_to_dir(entry->ingress);  in sparx5_mirror_add()
159 	sport = entry->port;  in sparx5_mirror_add()
161 	mport = entry->mirror.port;  in sparx5_mirror_add()
162 	sparx5 = sport->sparx5;  in sparx5_mirror_add()
164 	if (sport->portno == mport->portno)  in sparx5_mirror_add()
165 		return -EINVAL;  in sparx5_mirror_add()
171 	if (sparx5_mirror_contains(sparx5, mirror_idx, sport->portno))  in sparx5_mirror_add()
172 		return -EEXIST;  in sparx5_mirror_add()
174 	/* Add port to mirror */  in sparx5_mirror_add()
175 	sparx5_mirror_port_add(sparx5, mirror_idx, sport->portno);  in sparx5_mirror_add()
177 	/* Set direction of mirror */  in sparx5_mirror_add()
180 	/* Set monitor port for mirror */  in sparx5_mirror_add()
181 	sparx5_mirror_monitor_set(sparx5, mirror_idx, mport->portno);  in sparx5_mirror_add()
183 	entry->mirror.idx = mirror_idx;  in sparx5_mirror_add()
190 	struct sparx5_port *port = entry->port;  in sparx5_mirror_del()
191 	struct sparx5 *sparx5 = port->sparx5;  in sparx5_mirror_del()
192 	u32 mirror_idx = entry->mirror.idx;  in sparx5_mirror_del()
194 	sparx5_mirror_port_del(sparx5, mirror_idx, port->portno);  in sparx5_mirror_del()
202 				  sparx5->data->consts->n_ports);  in sparx5_mirror_del()
208 	struct sparx5_port *port = entry->port;  in sparx5_mirror_stats()
212 	old_stats = &entry->port->mirror_stats;  in sparx5_mirror_stats()
213 	sparx5_get_stats64(port->ndev, &new_stats);  in sparx5_mirror_stats()
215 	if (entry->ingress) {  in sparx5_mirror_stats()
217 				  new_stats.rx_bytes - old_stats->bytes,  in sparx5_mirror_stats()
218 				  new_stats.rx_packets - old_stats->pkts,  in sparx5_mirror_stats()
219 				  new_stats.rx_dropped - old_stats->drops,  in sparx5_mirror_stats()
220 				  old_stats->lastused,  in sparx5_mirror_stats()
223 		old_stats->bytes = new_stats.rx_bytes;  in sparx5_mirror_stats()
224 		old_stats->pkts = new_stats.rx_packets;  in sparx5_mirror_stats()
225 		old_stats->drops = new_stats.rx_dropped;  in sparx5_mirror_stats()
226 		old_stats->lastused = jiffies;  in sparx5_mirror_stats()
229 				  new_stats.tx_bytes - old_stats->bytes,  in sparx5_mirror_stats()
230 				  new_stats.tx_packets - old_stats->pkts,  in sparx5_mirror_stats()
231 				  new_stats.tx_dropped - old_stats->drops,  in sparx5_mirror_stats()
232 				  old_stats->lastused,  in sparx5_mirror_stats()
235 		old_stats->bytes = new_stats.tx_bytes;  in sparx5_mirror_stats()
236 		old_stats->pkts = new_stats.tx_packets;  in sparx5_mirror_stats()
237 		old_stats->drops = new_stats.tx_dropped;  in sparx5_mirror_stats()
238 		old_stats->lastused = jiffies;  in sparx5_mirror_stats()