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/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index 44c5454b2ad..f676b21ac43 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -1113,6 +1113,37 @@ static void ar9003_hw_ani_cache_ini_regs(struct ath_hw *ah)
         aniState->mrcCCKOff = !ATH9K_ANI_ENABLE_MRC_CCK;
 }
 
+static void ar9003_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 ar9003_hw_attach_phy_ops(struct ath_hw *ah)
 {
         struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
@@ -1141,6 +1172,7 @@ void ar9003_hw_attach_phy_ops(struct ath_hw *ah)
         priv_ops->ani_control = ar9003_hw_ani_control;
         priv_ops->do_getnf = ar9003_hw_do_getnf;
         priv_ops->ani_cache_ini_regs = ar9003_hw_ani_cache_ini_regs;
+        priv_ops->set_radar_params = ar9003_hw_set_radar_params;
 
         ar9003_hw_set_nf_limits(ah);
         memcpy(ah->nf_regs, ar9300_cca_regs, sizeof(ah->nf_regs));