From 992a36a641651934a12ba1f0f1bf5fcc89e649f9 Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Tue, 14 Oct 2014 22:21:00 +0200 Subject: [PATCH] ath9k: do not overwrite AR_PHY_RADAR_1 MSB Do not overwrite AR_PHY_RADAR_1 most significant byte default value Signed-off-by: Lorenzo Bianconi Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/ar5008_phy.c | 5 ++++- drivers/net/wireless/ath/ath9k/ar9003_phy.c | 5 ++++- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/ar5008_phy.c b/drivers/net/wireless/ath/ath9k/ar5008_phy.c index b72d0be..ba3d788 100644 --- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c @@ -1190,7 +1190,7 @@ static void ar5008_hw_set_nf_limits(struct ath_hw *ah) static void ar5008_hw_set_radar_params(struct ath_hw *ah, struct ath_hw_radar_conf *conf) { - u32 radar_0 = 0, radar_1 = 0; + u32 radar_0 = 0, radar_1; if (!conf) { REG_CLR_BIT(ah, AR_PHY_RADAR_0, AR_PHY_RADAR_0_ENA); @@ -1204,6 +1204,9 @@ static void ar5008_hw_set_radar_params(struct ath_hw *ah, radar_0 |= SM(conf->pulse_rssi, AR_PHY_RADAR_0_PRSSI); radar_0 |= SM(conf->pulse_inband, AR_PHY_RADAR_0_INBAND); + radar_1 = REG_READ(ah, AR_PHY_RADAR_1); + radar_1 &= ~(AR_PHY_RADAR_1_MAXLEN | AR_PHY_RADAR_1_RELSTEP_THRESH | + AR_PHY_RADAR_1_RELPWR_THRESH); 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); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c index 697c4ae..30b2f95 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c @@ -1348,7 +1348,7 @@ static void ar9003_hw_set_radar_params(struct ath_hw *ah, struct ath_hw_radar_conf *conf) { unsigned int regWrites = 0; - u32 radar_0 = 0, radar_1 = 0; + u32 radar_0 = 0, radar_1; if (!conf) { REG_CLR_BIT(ah, AR_PHY_RADAR_0, AR_PHY_RADAR_0_ENA); @@ -1362,6 +1362,9 @@ static void ar9003_hw_set_radar_params(struct ath_hw *ah, radar_0 |= SM(conf->pulse_rssi, AR_PHY_RADAR_0_PRSSI); radar_0 |= SM(conf->pulse_inband, AR_PHY_RADAR_0_INBAND); + radar_1 = REG_READ(ah, AR_PHY_RADAR_1); + radar_1 &= ~(AR_PHY_RADAR_1_MAXLEN | AR_PHY_RADAR_1_RELSTEP_THRESH | + AR_PHY_RADAR_1_RELPWR_THRESH); 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); -- 2.7.4