net: sparx5: Remove unused GLAG handling in PGID

Removes PGID handling for GLAG since it is not used
yet. According to feedback on previous patch.
https://lore.kernel.org/netdev/20220322081823.wqbx7vud4q7qtjuq@wse-c0155/T/#t

Signed-off-by: Casper Andersson <casper.casan@gmail.com>
Reviewed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: cappe987

drivers/net/ethernet/microchip/sparx5/sparx5_main.h

@@ -69,9 +69,6 @@ enum sparx5_vlan_port_type {
 #define PGID_TABLE_SIZE	       3290
 
 #define PGID_MCAST_START 65
-#define PGID_GLAG_START 833
-#define PGID_GLAG_END 1088
-
 #define IFH_LEN                9 /* 36 bytes */
 #define NULL_VID               0
 #define SPX5_MACT_PULL_DELAY   (2 * HZ)
@@ -374,7 +371,6 @@ enum sparx5_pgid_type {
 	SPX5_PGID_FREE,
 	SPX5_PGID_RESERVED,
 	SPX5_PGID_MULTICAST,
-	SPX5_PGID_GLAG
 };
 
 void sparx5_pgid_init(struct sparx5 *spx5);

drivers/net/ethernet/microchip/sparx5/sparx5_pgid.c

@@ -15,28 +15,11 @@ void sparx5_pgid_init(struct sparx5 *spx5)
 		spx5->pgid_map[i] = SPX5_PGID_RESERVED;
 }
 
-int sparx5_pgid_alloc_glag(struct sparx5 *spx5, u16 *idx)
-{
-	int i;
-
-	for (i = PGID_GLAG_START; i <= PGID_GLAG_END; i++)
-		if (spx5->pgid_map[i] == SPX5_PGID_FREE) {
-			spx5->pgid_map[i] = SPX5_PGID_GLAG;
-			*idx = i;
-			return 0;
-		}
-
-	return -EBUSY;
-}
-
 int sparx5_pgid_alloc_mcast(struct sparx5 *spx5, u16 *idx)
 {
 	int i;
 
 	for (i = PGID_MCAST_START; i < PGID_TABLE_SIZE; i++) {
-		if (i == PGID_GLAG_START)
-			i = PGID_GLAG_END + 1;
-
 		if (spx5->pgid_map[i] == SPX5_PGID_FREE) {
 			spx5->pgid_map[i] = SPX5_PGID_MULTICAST;
 			*idx = i;