mellanox/mlxsw/spectrum_qdisc.c

45 	/* unoffload - to be used for a qdisc that stops being offloaded without
97 	 * known what qdisc their parent handle refers to. It could be a
108 	struct mutex lock; /* Protects qdisc state. */
118 mlxsw_sp_qdisc_walk(struct mlxsw_sp_qdisc *qdisc,
127 		tmp = pre(qdisc, data);
132 	if (qdisc->ops) {
133 		for (i = 0; i < qdisc->num_classes; i++) {
134 			tmp = &qdisc->qdiscs[i];
135 			if (qdisc->ops) {
147 mlxsw_sp_qdisc_walk_cb_find(struct mlxsw_sp_qdisc *qdisc, void *data)
151 	if (qdisc->ops && TC_H_MAJ(qdisc->handle) == TC_H_MAJ(parent)) {
152 		if (qdisc->ops->find_class)
153 			return qdisc->ops->find_class(qdisc, parent);
162 	struct mlxsw_sp_qdisc_state *qdisc_state = mlxsw_sp_port->qdisc;
173 mlxsw_sp_qdisc_walk_cb_find_by_handle(struct mlxsw_sp_qdisc *qdisc, void *data)
177 	if (qdisc->ops && qdisc->handle == handle)
178 		return qdisc;
185 	struct mlxsw_sp_qdisc_state *qdisc_state = mlxsw_sp_port->qdisc;
233 	struct mlxsw_sp_qdisc *root_qdisc = &mlxsw_sp_port->qdisc->root_qdisc;
349 	mlxsw_sp_qdisc = &mlxsw_sp_port->qdisc->root_qdisc;
358 	struct mlxsw_sp_qdisc *root_qdisc = &mlxsw_sp_port->qdisc->root_qdisc;
457 		/* In case this location contained a different qdisc of the
458 		 * same type we can override the old qdisc configuration.
459 		 * Otherwise, we need to remove the old qdisc before setting the
891 	mutex_lock(&mlxsw_sp_port->qdisc->lock);
893 	mutex_unlock(&mlxsw_sp_port->qdisc->lock);
921 	if (mlxsw_sp_qdisc == &mlxsw_sp_port->qdisc->root_qdisc)
1121 	mutex_lock(&mlxsw_sp_port->qdisc->lock);
1123 	mutex_unlock(&mlxsw_sp_port->qdisc->lock);
1166 	struct mlxsw_sp_qdisc_state *qdisc_state = mlxsw_sp_port->qdisc;
1181 	struct mlxsw_sp_qdisc_state *qdisc_state = mlxsw_sp_port->qdisc;
1190 	struct mlxsw_sp_qdisc_state *qdisc_state = mlxsw_sp_port->qdisc;
1244 	mutex_lock(&mlxsw_sp_port->qdisc->lock);
1246 	mutex_unlock(&mlxsw_sp_port->qdisc->lock);
1602  *  # tc qdisc add dev swp1 root handle 1: prio
1603  *  # tc qdisc add dev swp1 parent 1:3 handle 13: red limit 1000000 avpkt 10000
1605  *  # tc qdisc link dev swp1 handle 13: parent 1:2
1637 	/* See if the grafted qdisc is already offloaded on any tclass. If so,
1692 	mutex_lock(&mlxsw_sp_port->qdisc->lock);
1694 	mutex_unlock(&mlxsw_sp_port->qdisc->lock);
1737 	mutex_lock(&mlxsw_sp_port->qdisc->lock);
1739 	mutex_unlock(&mlxsw_sp_port->qdisc->lock);
2179 	struct mlxsw_sp_qdisc *qdisc;
2201 	qdisc = mlxsw_sp_qdisc_find_by_handle(mlxsw_sp_port, f->sch->handle);
2202 	if (!qdisc) {
2214 	tclass_num = mlxsw_sp_qdisc_get_tclass_num(mlxsw_sp_port, qdisc);
2329 	mlxsw_sp_port->qdisc = qdisc_state;
2335 	mutex_destroy(&mlxsw_sp_port->qdisc->lock);
2336 	kfree(mlxsw_sp_port->qdisc);