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path: root/drivers/net/wireless/ath/ath9k/ar9002_hw.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9002_hw.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9002_hw.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9002_hw.c b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
index 303c63da5ea3..94392daebaa0 100644
--- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
@@ -580,3 +580,53 @@ void ar9002_hw_attach_ops(struct ath_hw *ah)
else
ath9k_hw_attach_ani_ops_old(ah);
}
+
+void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan)
+{
+ u32 modesIndex;
+ int i;
+
+ switch (chan->chanmode) {
+ case CHANNEL_A:
+ case CHANNEL_A_HT20:
+ modesIndex = 1;
+ break;
+ case CHANNEL_A_HT40PLUS:
+ case CHANNEL_A_HT40MINUS:
+ modesIndex = 2;
+ break;
+ case CHANNEL_G:
+ case CHANNEL_G_HT20:
+ case CHANNEL_B:
+ modesIndex = 4;
+ break;
+ case CHANNEL_G_HT40PLUS:
+ case CHANNEL_G_HT40MINUS:
+ modesIndex = 3;
+ break;
+
+ default:
+ return;
+ }
+
+ ENABLE_REGWRITE_BUFFER(ah);
+
+ for (i = 0; i < ah->iniModes_9271_ANI_reg.ia_rows; i++) {
+ u32 reg = INI_RA(&ah->iniModes_9271_ANI_reg, i, 0);
+ u32 val = INI_RA(&ah->iniModes_9271_ANI_reg, i, modesIndex);
+ u32 val_orig;
+
+ if (reg == AR_PHY_CCK_DETECT) {
+ val_orig = REG_READ(ah, reg);
+ val &= AR_PHY_CCK_DETECT_WEAK_SIG_THR_CCK;
+ val_orig &= ~AR_PHY_CCK_DETECT_WEAK_SIG_THR_CCK;
+
+ REG_WRITE(ah, reg, val|val_orig);
+ } else
+ REG_WRITE(ah, reg, val);
+ }
+
+ REGWRITE_BUFFER_FLUSH(ah);
+ DISABLE_REGWRITE_BUFFER(ah);
+
+}