2012-07-13 23:27:06

by Felix Fietkau

[permalink] [raw]
Subject: [PATCH] ath9k_hw: fix 5 GHz frequency selection on AR934x/AR955x with 25 MHz refclock

The old code was an accidental copy&paste of the 2.4 GHz version,
which doesn't work.

Signed-off-by: Felix Fietkau <[email protected]>
---
drivers/net/wireless/ath/ath9k/ar9003_phy.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index d2346db..e476f9f 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -117,8 +117,8 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan)
ah->is_clk_25mhz) {
u32 chan_frac;

- channelSel = (freq * 2) / 75;
- chan_frac = (((freq * 2) % 75) * 0x20000) / 75;
+ channelSel = freq / 75;
+ chan_frac = ((freq % 75) * 0x20000) / 75;
channelSel = (channelSel << 17) | chan_frac;
} else {
channelSel = CHANSEL_5G(freq);
--
1.7.7.5 (Apple Git-26)