2.6.32-longterm review patch. If anyone has any objections, please let us know.
------------------ From: Felix Fietkau <[email protected]> commit f62d816fc4324afbb7cf90110c70b6a14139b225 upstream. When the chip is still asleep when ath9k_start is called, ath9k_hw_configpcipowersave can trigger a data bus error. Signed-off-by: Felix Fietkau <[email protected]> Signed-off-by: John W. Linville <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- drivers/net/wireless/ath/ath9k/main.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -1918,6 +1918,8 @@ static int ath9k_start(struct ieee80211_ DPRINTF(sc, ATH_DBG_CONFIG, "Starting driver with " "initial channel: %d MHz\n", curchan->center_freq); + ath9k_ps_wakeup(sc); + mutex_lock(&sc->mutex); if (ath9k_wiphy_started(sc)) { @@ -2025,6 +2027,8 @@ static int ath9k_start(struct ieee80211_ mutex_unlock: mutex_unlock(&sc->mutex); + ath9k_ps_restore(sc); + return r; } _______________________________________________ stable mailing list [email protected] http://linux.kernel.org/mailman/listinfo/stable
