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]>
Cc: [email protected]
---
drivers/net/wireless/ath/ath9k/main.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 3c5de73..6a41302 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1048,6 +1048,8 @@ static int ath9k_start(struct ieee80211_hw *hw)
"Starting driver with initial channel: %d MHz\n",
curchan->center_freq);
+ ath9k_ps_wakeup(sc);
+
mutex_lock(&sc->mutex);
/* setup initial channel */
@@ -1143,6 +1145,8 @@ static int ath9k_start(struct ieee80211_hw *hw)
mutex_unlock:
mutex_unlock(&sc->mutex);
+ ath9k_ps_restore(sc);
+
return r;
}
--
1.7.3.2