diff options
| author | Tomislav Požega <pozega.tomislav@gmail.com> | 2019-03-14 15:07:50 +0100 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2019-04-29 17:56:03 +0300 |
| commit | d3c2be9022d687cc97c0798c4593382f1a22c068 (patch) | |
| tree | 3fd931d2bde257d3517209f16ba16e16f9810c60 /drivers | |
| parent | b50fd29c526806d6550f4ee773d30e2fe2144a09 (diff) | |
ath9k: drop redundant code in ar9003_hw_set_channel
AR9330, AR9485, AR9531, AR9550, AR9561 and AR9565 all use same
channel set register configuration which allows for small code
size reduction.
Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_phy.c | 24 |
1 files changed, 3 insertions, 21 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c index 98c5f524a360..daf30f9946b4 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c @@ -157,7 +157,9 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan) freq = centers.synth_center; if (freq < 4800) { /* 2 GHz, fractional mode */ - if (AR_SREV_9330(ah)) { + if (AR_SREV_9330(ah) || AR_SREV_9485(ah) || + AR_SREV_9531(ah) || AR_SREV_9550(ah) || + AR_SREV_9561(ah) || AR_SREV_9565(ah)) { if (ah->is_clk_25mhz) div = 75; else @@ -166,16 +168,6 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan) channelSel = (freq * 4) / div; chan_frac = (((freq * 4) % div) * 0x20000) / div; channelSel = (channelSel << 17) | chan_frac; - } else if (AR_SREV_9485(ah) || AR_SREV_9565(ah)) { - /* - * freq_ref = 40 / (refdiva >> amoderefsel); - * where refdiva=1 and amoderefsel=0 - * ndiv = ((chan_mhz * 4) / 3) / freq_ref; - * chansel = int(ndiv), chanfrac = (ndiv - chansel) * 0x20000 - */ - 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) { channelSel = (freq * 2) / 75; @@ -184,16 +176,6 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan) } else { channelSel = CHANSEL_2G(freq) >> 1; } - } else if (AR_SREV_9550(ah) || AR_SREV_9531(ah) || - AR_SREV_9561(ah)) { - if (ah->is_clk_25mhz) - div = 75; - else - div = 120; - - channelSel = (freq * 4) / div; - chan_frac = (((freq * 4) % div) * 0x20000) / div; - channelSel = (channelSel << 17) | chan_frac; } else { channelSel = CHANSEL_2G(freq); } |