diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 4c4d164a4b44..606703cf9618 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -6967,19 +6967,16 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR, NIC_SRAM_RX_BUFFER_DESC); - /* Don't even try to program the JUMBO/MINI buffer descriptor - * configs on 5705. - */ - if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { - tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS, - RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT); - } else { - tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS, - RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT); - + /* Disable the mini ring */ + if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) tw32(RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS, BDINFO_FLAGS_DISABLED); + /* Program the jumbo buffer descriptor ring control + * blocks on those devices that have them. + */ + if ((tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) && + !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) { /* Setup replenish threshold. */ tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8); @@ -6997,7 +6994,11 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) BDINFO_FLAGS_DISABLED); } - } + val = RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT; + } else + val = RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT; + + tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS, val); /* There is only one send ring on 5705/5750, no need to explicitly * disable the others.