tg3: Mark expected switch fall-throughs

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Acked-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 3be87efdc93d6347da8417ddcd101ed90cc12d8c..0a796d5ec8931d1f532fe38fa5810a756cbc149b 100644 (file)
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -721,6 +721,7 @@ static int tg3_ape_lock(struct tg3 *tp, int locknum)
        case TG3_APE_LOCK_GPIO:
                if (tg3_asic_rev(tp) == ASIC_REV_5761)
                        return 0;
+               /* else: fall through */
        case TG3_APE_LOCK_GRC:
        case TG3_APE_LOCK_MEM:
                if (!tp->pci_fn)
@@ -781,6 +782,7 @@ static void tg3_ape_unlock(struct tg3 *tp, int locknum)
        case TG3_APE_LOCK_GPIO:
                if (tg3_asic_rev(tp) == ASIC_REV_5761)
                        return;
+               /* else: fall through */
        case TG3_APE_LOCK_GRC:
        case TG3_APE_LOCK_MEM:
                if (!tp->pci_fn)
@@ -10706,28 +10708,40 @@ static int tg3_reset_hw(struct tg3 *tp, bool reset_phy)
        switch (limit) {
        case 16:
                tw32(MAC_RCV_RULE_15,  0); tw32(MAC_RCV_VALUE_15,  0);
+               /* fall through */
        case 15:
                tw32(MAC_RCV_RULE_14,  0); tw32(MAC_RCV_VALUE_14,  0);
+               /* fall through */
        case 14:
                tw32(MAC_RCV_RULE_13,  0); tw32(MAC_RCV_VALUE_13,  0);
+               /* fall through */
        case 13:
                tw32(MAC_RCV_RULE_12,  0); tw32(MAC_RCV_VALUE_12,  0);
+               /* fall through */
        case 12:
                tw32(MAC_RCV_RULE_11,  0); tw32(MAC_RCV_VALUE_11,  0);
+               /* fall through */
        case 11:
                tw32(MAC_RCV_RULE_10,  0); tw32(MAC_RCV_VALUE_10,  0);
+               /* fall through */
        case 10:
                tw32(MAC_RCV_RULE_9,  0); tw32(MAC_RCV_VALUE_9,  0);
+               /* fall through */
        case 9:
                tw32(MAC_RCV_RULE_8,  0); tw32(MAC_RCV_VALUE_8,  0);
+               /* fall through */
        case 8:
                tw32(MAC_RCV_RULE_7,  0); tw32(MAC_RCV_VALUE_7,  0);
+               /* fall through */
        case 7:
                tw32(MAC_RCV_RULE_6,  0); tw32(MAC_RCV_VALUE_6,  0);
+               /* fall through */
        case 6:
                tw32(MAC_RCV_RULE_5,  0); tw32(MAC_RCV_VALUE_5,  0);
+               /* fall through */
        case 5:
                tw32(MAC_RCV_RULE_4,  0); tw32(MAC_RCV_VALUE_4,  0);
+               /* fall through */
        case 4:
                /* tw32(MAC_RCV_RULE_3,  0); tw32(MAC_RCV_VALUE_3,  0); */
        case 3: