diff options
| author | Michael Chan <mchan@broadcom.com> | 2005-04-21 17:09:08 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2005-04-21 17:09:08 -0700 |
| commit | 8c6bda1a89c148f3a28edc09a76dac9bff57d8ee (patch) | |
| tree | 883fa60cf8087f720e8c810ba29ba034a1de0f48 /drivers/net | |
| parent | 314fba348e1f64a30b53d3cff5d96872424e8498 (diff) | |
[TG3]: Fix tg3_set_power_state()
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>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/tg3.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 742340aebf7..f0b5dc7766b 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -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); |