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-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_phy.c23
1 files changed, 20 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index 0b999f94cd95..ea2f60c08f8b 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -86,14 +86,31 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan)
channelSel = (freq * 4) / 120;
chan_frac = (((freq * 4) % 120) * 0x20000) / 120;
channelSel = (channelSel << 17) | chan_frac;
+ } else if (AR_SREV_9340(ah)) {
+ if (ah->is_clk_25mhz) {
+ u32 chan_frac;
+
+ channelSel = (freq * 2) / 75;
+ chan_frac = (((freq * 2) % 75) * 0x20000) / 75;
+ channelSel = (channelSel << 17) | chan_frac;
+ } else
+ channelSel = CHANSEL_2G(freq) >> 1;
} else
channelSel = CHANSEL_2G(freq);
/* Set to 2G mode */
bMode = 1;
} else {
- channelSel = CHANSEL_5G(freq);
- /* Doubler is ON, so, divide channelSel by 2. */
- channelSel >>= 1;
+ if (AR_SREV_9340(ah) && ah->is_clk_25mhz) {
+ u32 chan_frac;
+
+ channelSel = (freq * 2) / 75;
+ chan_frac = ((freq % 75) * 0x20000) / 75;
+ channelSel = (channelSel << 17) | chan_frac;
+ } else {
+ channelSel = CHANSEL_5G(freq);
+ /* Doubler is ON, so, divide channelSel by 2. */
+ channelSel >>= 1;
+ }
/* Set to 5G mode */
bMode = 0;
}