mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-20 22:23:27 +00:00
18 lines
712 B
Diff
18 lines
712 B
Diff
|
When the Ethernet controller is powered down and someone wants to
|
||
|
|
access the mdio bus like the witch driver (b53) the system crashed if
|
||
|
|
PCI_D3hot was set before. This patch deactivates this power sawing mode
|
||
|
|
when a switch driver is in use.
|
||
|
|
|
||
|
|
--- a/drivers/net/ethernet/broadcom/tg3.c
|
||
|
|
+++ b/drivers/net/ethernet/broadcom/tg3.c
|
||
|
|
@@ -4263,7 +4263,8 @@ static int tg3_power_down_prepare(struct
|
||
|
|
static void tg3_power_down(struct tg3 *tp)
|
||
|
|
{
|
||
|
|
pci_wake_from_d3(tp->pdev, tg3_flag(tp, WOL_ENABLE));
|
||
|
|
- pci_set_power_state(tp->pdev, PCI_D3hot);
|
||
|
|
+ if (!tg3_flag(tp, ROBOSWITCH))
|
||
|
|
+ pci_set_power_state(tp->pdev, PCI_D3hot);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 *duplex)
|