AR9003 seems to have issues sometimes with fast channel change
in 5GHz and this case is handled specifically for AR9280 by doing
a full reset. Let's do a full reset for 5GHz channles of AR9380
& for all channels of AR9280 pci chips.
Signed-off-by: Rajkumar Manoharan <rmanohar@xxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/hw.c | 8 +++++---
1 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 47d10a4..ae5adf2 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1499,14 +1499,16 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
}
ah->noise = ath9k_hw_getchan_noise(ah, chan);
+ if ((AR_SREV_9280(ah) && common->bus_ops->ath_bus_type == ATH_PCI) ||
+ (AR_SREV_9300_20_OR_LATER(ah) && IS_CHAN_5GHZ(chan)))
+ bChannelChange = false;
+
if (bChannelChange &&
(ah->chip_fullsleep != true) &&
(ah->curchan != NULL) &&
(chan->channel != ah->curchan->channel) &&
((chan->channelFlags & CHANNEL_ALL) ==
- (ah->curchan->channelFlags & CHANNEL_ALL)) &&
- (!AR_SREV_9280(ah) || AR_DEVID_7010(ah))) {
-
+ (ah->curchan->channelFlags & CHANNEL_ALL))) {
if (ath9k_hw_channel_change(ah, chan)) {
ath9k_hw_loadnf(ah, ah->curchan);
ath9k_hw_start_nfcal(ah, true);
--
1.7.6.1
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