ath9k_hw: add a private op for configuring radar pulse detection

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 32 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath9k/ar5008_phy.c b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
index c83a22cfbe1e..3686811cc8df 100644
--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
@@ -1579,6 +1579,37 @@ static void ar5008_hw_set_nf_limits(struct ath_hw *ah)
         ah->nf_5g.nominal = AR_PHY_CCA_NOM_VAL_5416_5GHZ;
 }
 
+static void ar5008_hw_set_radar_params(struct ath_hw *ah,
+                                       struct ath_hw_radar_conf *conf)
+{
+        u32 radar_0 = 0, radar_1 = 0;
+
+        if (!conf) {
+                REG_CLR_BIT(ah, AR_PHY_RADAR_0, AR_PHY_RADAR_0_ENA);
+                return;
+        }
+
+        radar_0 |= AR_PHY_RADAR_0_ENA | AR_PHY_RADAR_0_FFT_ENA;
+        radar_0 |= SM(conf->fir_power, AR_PHY_RADAR_0_FIRPWR);
+        radar_0 |= SM(conf->radar_rssi, AR_PHY_RADAR_0_RRSSI);
+        radar_0 |= SM(conf->pulse_height, AR_PHY_RADAR_0_HEIGHT);
+        radar_0 |= SM(conf->pulse_rssi, AR_PHY_RADAR_0_PRSSI);
+        radar_0 |= SM(conf->pulse_inband, AR_PHY_RADAR_0_INBAND);
+
+        radar_1 |= AR_PHY_RADAR_1_MAX_RRSSI;
+        radar_1 |= AR_PHY_RADAR_1_BLOCK_CHECK;
+        radar_1 |= SM(conf->pulse_maxlen, AR_PHY_RADAR_1_MAXLEN);
+        radar_1 |= SM(conf->pulse_inband_step, AR_PHY_RADAR_1_RELSTEP_THRESH);
+        radar_1 |= SM(conf->radar_inband, AR_PHY_RADAR_1_RELPWR_THRESH);
+
+        REG_WRITE(ah, AR_PHY_RADAR_0, radar_0);
+        REG_WRITE(ah, AR_PHY_RADAR_1, radar_1);
+        if (conf->ext_channel)
+                REG_SET_BIT(ah, AR_PHY_RADAR_EXT, AR_PHY_RADAR_EXT_ENA);
+        else
+                REG_CLR_BIT(ah, AR_PHY_RADAR_EXT, AR_PHY_RADAR_EXT_ENA);
+}
+
 void ar5008_hw_attach_phy_ops(struct ath_hw *ah)
 {
         struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
@@ -1609,6 +1640,7 @@ void ar5008_hw_attach_phy_ops(struct ath_hw *ah)
         priv_ops->restore_chainmask = ar5008_restore_chainmask;
         priv_ops->set_diversity = ar5008_set_diversity;
         priv_ops->do_getnf = ar5008_hw_do_getnf;
+        priv_ops->set_radar_params = ar5008_hw_set_radar_params;
 
         if (modparam_force_new_ani) {
                 priv_ops->ani_control = ar5008_hw_ani_control_new;