ethernet/mscc/ocelot.c

1800 	struct ocelot_pgid *pgid;
1802 	pgid = kzalloc(sizeof(*pgid), GFP_KERNEL);
1803 	if (!pgid)
1806 	pgid->ports = ports;
1807 	pgid->index = index;
1808 	refcount_set(&pgid->refcount, 1);
1809 	list_add_tail(&pgid->list, &ocelot->pgids);
1811 	return pgid;
1814 static void ocelot_pgid_free(struct ocelot *ocelot, struct ocelot_pgid *pgid)
1816 	if (!refcount_dec_and_test(&pgid->refcount))
1819 	list_del(&pgid->list);
1820 	kfree(pgid);
1826 	struct ocelot_pgid *pgid;
1838 	list_for_each_entry(pgid, &ocelot->pgids, list) {
1842 		if (pgid->index && pgid->ports == mc->ports) {
1843 			refcount_inc(&pgid->refcount);
1844 			return pgid;
1852 		list_for_each_entry(pgid, &ocelot->pgids, list) {
1853 			if (pgid->index == index) {
1887 	struct ocelot_pgid *pgid;
1909 		ocelot_pgid_free(ocelot, mc->pgid);
1916 	pgid = ocelot_mdb_get_pgid(ocelot, mc);
1917 	if (IS_ERR(pgid)) {
1922 		return PTR_ERR(pgid);
1924 	mc->pgid = pgid;
1930 		ocelot_write_rix(ocelot, pgid->ports, ANA_PGID_PGID,
1931 				 pgid->index);
1933 	return ocelot_mact_learn(ocelot, pgid->index, addr, vid,
1944 	struct ocelot_pgid *pgid;
1957 	ocelot_pgid_free(ocelot, mc->pgid);
1966 	pgid = ocelot_mdb_get_pgid(ocelot, mc);
1967 	if (IS_ERR(pgid))
1968 		return PTR_ERR(pgid);
1969 	mc->pgid = pgid;
1975 		ocelot_write_rix(ocelot, pgid->ports, ANA_PGID_PGID,
1976 				 pgid->index);
1978 	return ocelot_mact_learn(ocelot, pgid->index, addr, vid,
2149 	struct ocelot_pgid *pgid;
2159 	ocelot_pgid_free(ocelot, mc->pgid);
2166 	pgid = ocelot_mdb_get_pgid(ocelot, mc);
2167 	if (IS_ERR(pgid)) {
2172 		return PTR_ERR(pgid);
2174 	mc->pgid = pgid;
2180 		ocelot_write_rix(ocelot, pgid->ports, ANA_PGID_PGID,
2181 				 pgid->index);
2183 	return ocelot_mact_learn(ocelot, pgid->index, addr, vid,