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[TG3]: Fix tg3_set_power_state()

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Fix tg3_set_power_state to drive GPIOs properly based on the
TG3_FLAG_EEPROM_WRITE_PROTECT flag. Some delays are also added after D0
and D3 power state changes.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michael Chan 2005-04-21 17:09:08 -07:00 committed by David S. Miller
parent 314fba348e
commit 8c6bda1a89
1 changed files with 8 additions and 2 deletions
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10
drivers/net/tg3.c
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@ -1005,8 +1005,13 @@ static int tg3_set_power_state(struct tg3 *tp, int state)
pci_write_config_word(tp->pdev,
pm + PCI_PM_CTRL,
power_control);
tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
udelay(100);
udelay(100); /* Delay after power state change */
/* Switch out of Vaux if it is not a LOM */
if (!(tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT)) {
tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
udelay(100);
}
return 0;
@ -1151,6 +1156,7 @@ static int tg3_set_power_state(struct tg3 *tp, int state)
/* Finally, set the new power state. */
pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control);
udelay(100); /* Delay after power state change */
tg3_write_sig_post_reset(tp, RESET_KIND_SHUTDOWN);