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path: root/drivers/net/wireless/ath/ath5k/reset.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath5k/reset.c')
-rw-r--r--drivers/net/wireless/ath/ath5k/reset.c64
1 files changed, 12 insertions, 52 deletions
diff --git a/drivers/net/wireless/ath/ath5k/reset.c b/drivers/net/wireless/ath/ath5k/reset.c
index 307f80e83f94..498aa28ea9e6 100644
--- a/drivers/net/wireless/ath/ath5k/reset.c
+++ b/drivers/net/wireless/ath/ath5k/reset.c
@@ -201,8 +201,6 @@ static int ath5k_hw_nic_reset(struct ath5k_hw *ah, u32 val)
int ret;
u32 mask = val ? val : ~0U;
- ATH5K_TRACE(ah->ah_sc);
-
/* Read-and-clear RX Descriptor Pointer*/
ath5k_hw_reg_read(ah, AR5K_RXDP);
@@ -246,7 +244,6 @@ static int ath5k_hw_set_power(struct ath5k_hw *ah, enum ath5k_power_mode mode,
unsigned int i;
u32 staid, data;
- ATH5K_TRACE(ah->ah_sc);
staid = ath5k_hw_reg_read(ah, AR5K_STA_ID1);
switch (mode) {
@@ -393,8 +390,6 @@ int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial)
mode = 0;
clock = 0;
- ATH5K_TRACE(ah->ah_sc);
-
/* Wakeup the device */
ret = ath5k_hw_set_power(ah, AR5K_PM_AWAKE, true, 0);
if (ret) {
@@ -734,7 +729,7 @@ static void ath5k_hw_tweak_initval_settings(struct ath5k_hw *ah,
}
static void ath5k_hw_commit_eeprom_settings(struct ath5k_hw *ah,
- struct ieee80211_channel *channel, u8 *ant, u8 ee_mode)
+ struct ieee80211_channel *channel, u8 ee_mode)
{
struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
s16 cck_ofdm_pwr_delta;
@@ -768,17 +763,9 @@ static void ath5k_hw_commit_eeprom_settings(struct ath5k_hw *ah,
ee->ee_cck_ofdm_gain_delta;
}
- /* Set antenna idle switch table */
- AR5K_REG_WRITE_BITS(ah, AR5K_PHY_ANT_CTL,
- AR5K_PHY_ANT_CTL_SWTABLE_IDLE,
- (ah->ah_ant_ctl[ee_mode][0] |
- AR5K_PHY_ANT_CTL_TXRX_EN));
-
- /* Set antenna switch tables */
- ath5k_hw_reg_write(ah, ah->ah_ant_ctl[ee_mode][ant[0]],
- AR5K_PHY_ANT_SWITCH_TABLE_0);
- ath5k_hw_reg_write(ah, ah->ah_ant_ctl[ee_mode][ant[1]],
- AR5K_PHY_ANT_SWITCH_TABLE_1);
+ /* XXX: necessary here? is called from ath5k_hw_set_antenna_mode()
+ * too */
+ ath5k_hw_set_antenna_switch(ah, ee_mode);
/* Noise floor threshold */
ath5k_hw_reg_write(ah,
@@ -855,7 +842,6 @@ static void ath5k_hw_commit_eeprom_settings(struct ath5k_hw *ah,
AR5K_PHY_NF_THRESH62,
ee->ee_thr_62[ee_mode]);
-
/* False detect backoff for channels
* that have spur noise. Write the new
* cyclic power RSSI threshold. */
@@ -891,14 +877,11 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
struct ieee80211_channel *channel, bool change_channel)
{
struct ath_common *common = ath5k_hw_common(ah);
- u32 s_seq[10], s_ant, s_led[3], staid1_flags, tsf_up, tsf_lo;
+ u32 s_seq[10], s_led[3], staid1_flags, tsf_up, tsf_lo;
u32 phy_tst1;
- u8 mode, freq, ee_mode, ant[2];
+ u8 mode, freq, ee_mode;
int i, ret;
- ATH5K_TRACE(ah->ah_sc);
-
- s_ant = 0;
ee_mode = 0;
staid1_flags = 0;
tsf_up = 0;
@@ -995,9 +978,6 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
}
}
- /* Save default antenna */
- s_ant = ath5k_hw_reg_read(ah, AR5K_DEFAULT_ANTENNA);
-
if (ah->ah_version == AR5K_AR5212) {
/* Restore normal 32/40MHz clock operation
* to avoid register access delay on certain
@@ -1094,22 +1074,17 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
/* Write OFDM timings on 5212*/
if (ah->ah_version == AR5K_AR5212 &&
channel->hw_value & CHANNEL_OFDM) {
- struct ath5k_eeprom_info *ee =
- &ah->ah_capabilities.cap_eeprom;
ret = ath5k_hw_write_ofdm_timings(ah, channel);
if (ret)
return ret;
- /* Note: According to docs we can have a newer
- * EEPROM on old hardware, so we need to verify
- * that our hardware is new enough to have spur
- * mitigation registers (delta phase etc) */
- if (ah->ah_mac_srev >= AR5K_SREV_AR5424 ||
- (ah->ah_mac_srev >= AR5K_SREV_AR5424 &&
- ee->ee_version >= AR5K_EEPROM_VERSION_5_3))
+ /* Spur info is available only from EEPROM versions
+ * bigger than 5.3 but but the EEPOM routines will use
+ * static values for older versions */
+ if (ah->ah_mac_srev >= AR5K_SREV_AR5424)
ath5k_hw_set_spur_mitigation_filter(ah,
- channel);
+ channel);
}
/*Enable/disable 802.11b mode on 5111
@@ -1123,21 +1098,8 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
AR5K_TXCFG_B_MODE);
}
- /*
- * In case a fixed antenna was set as default
- * use the same switch table twice.
- */
- if (ah->ah_ant_mode == AR5K_ANTMODE_FIXED_A)
- ant[0] = ant[1] = AR5K_ANT_SWTABLE_A;
- else if (ah->ah_ant_mode == AR5K_ANTMODE_FIXED_B)
- ant[0] = ant[1] = AR5K_ANT_SWTABLE_B;
- else {
- ant[0] = AR5K_ANT_SWTABLE_A;
- ant[1] = AR5K_ANT_SWTABLE_B;
- }
-
/* Commit values from EEPROM */
- ath5k_hw_commit_eeprom_settings(ah, channel, ant, ee_mode);
+ ath5k_hw_commit_eeprom_settings(ah, channel, ee_mode);
} else {
/*
@@ -1175,8 +1137,6 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
ath5k_hw_reg_write(ah, tsf_lo, AR5K_TSF_L32);
}
}
-
- ath5k_hw_reg_write(ah, s_ant, AR5K_DEFAULT_ANTENNA);
}
/* Ledstate */