[TG3]: Limit 5784 / 5764 to MAC LED mode

Most 5784 / 5764 LED modes do not work as expected because of a hardware
bug.  This patch forces the LED mode to be in MAC LED mode.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index b5c4799003e0..bb3b73435170 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -10610,6 +10610,9 @@ static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
                     tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL)
                         tp->led_ctrl = LED_CTRL_MODE_PHY_2;
 
+                if (tp->pci_chip_rev_id == CHIPREV_ID_5784_A0)
+                        tp->led_ctrl = LED_CTRL_MODE_MAC;
+
                 if (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP) {
                         tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
                         if ((tp->pdev->subsystem_vendor ==