tg3: Expand multicast drop counter miscounting fix to 5762

commit 4d95847381228639844c7197deb8b2211274ef22 - "tg3: Workaround
rx_discards stat bug", added a workaround for miscounted statistics for
multicast packets. This fix needs to be applied to the 5762.

Signed-off-by: Nithin Nayak Sujir <nsujir@broadcom.com>
Signed-off-by: Michael Chan <mchan@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 e8847cc..7cba139 100644 (file)
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -9969,6 +9969,7 @@ static int tg3_reset_hw(struct tg3 *tp, bool reset_phy)
        if (tg3_asic_rev(tp) == ASIC_REV_5719)
                val |= BUFMGR_MODE_NO_TX_UNDERRUN;
        if (tg3_asic_rev(tp) == ASIC_REV_5717 ||
+           tg3_asic_rev(tp) == ASIC_REV_5762 ||
            tg3_chip_rev_id(tp) == CHIPREV_ID_5719_A0 ||
            tg3_chip_rev_id(tp) == CHIPREV_ID_5720_A0)
                val |= BUFMGR_MODE_MBLOW_ATTN_ENAB;
@@ -10754,6 +10755,7 @@ static void tg3_periodic_fetch_stats(struct tg3 *tp)
 
        TG3_STAT_ADD32(&sp->rxbds_empty, RCVLPC_NO_RCV_BD_CNT);
        if (tg3_asic_rev(tp) != ASIC_REV_5717 &&
+           tg3_asic_rev(tp) != ASIC_REV_5762 &&
            tg3_chip_rev_id(tp) != CHIPREV_ID_5719_A0 &&
            tg3_chip_rev_id(tp) != CHIPREV_ID_5720_A0) {
                TG3_STAT_ADD32(&sp->rx_discards, RCVLPC_IN_DISCARDS_CNT);
@@ -16545,6 +16547,7 @@ static int tg3_get_invariants(struct tg3 *tp, const struct pci_device_id *ent)
 
        /* Set these bits to enable statistics workaround. */
        if (tg3_asic_rev(tp) == ASIC_REV_5717 ||
+           tg3_asic_rev(tp) == ASIC_REV_5762 ||
            tg3_chip_rev_id(tp) == CHIPREV_ID_5719_A0 ||
            tg3_chip_rev_id(tp) == CHIPREV_ID_5720_A0) {
                tp->coalesce_mode |= HOSTCC_MODE_ATTN;