ath5k: reset key cache after resume

Otherwise it may be impossible to connected to an open network after a
resume.

This is a modified version of an original patch by
Alex Eskin <alexeskin@yahoo.com>:

	https://bugzilla.redhat.com/show_bug.cgi?id=425950#c8

Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
John W. Linville 2008-01-21 15:36:05 -05:00 committed by David S. Miller
parent c65638a72c
commit 247ae44920

View File

@ -604,7 +604,8 @@ ath5k_pci_resume(struct pci_dev *pdev)
{
struct ieee80211_hw *hw = pci_get_drvdata(pdev);
struct ath5k_softc *sc = hw->priv;
int err;
struct ath5k_hw *ah = sc->ah;
int i, err;
err = pci_set_power_state(pdev, PCI_D0);
if (err)
@ -624,10 +625,20 @@ ath5k_pci_resume(struct pci_dev *pdev)
ath5k_init(sc);
if (test_bit(ATH_STAT_LEDSOFT, sc->status)) {
ath5k_hw_set_gpio_output(sc->ah, sc->led_pin);
ath5k_hw_set_gpio(sc->ah, sc->led_pin, 0);
ath5k_hw_set_gpio_output(ah, sc->led_pin);
ath5k_hw_set_gpio(ah, sc->led_pin, 0);
}
/*
* Reset the key cache since some parts do not
* reset the contents on initial power up or resume.
*
* FIXME: This may need to be revisited when mac80211 becomes
* aware of suspend/resume.
*/
for (i = 0; i < AR5K_KEYTABLE_SIZE; i++)
ath5k_hw_reset_key(ah, i);
return 0;
}
#endif /* CONFIG_PM */