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openwrt/package/mac80211/patches/531-ath9k_cal_cleanup.patch

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--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -535,8 +535,6 @@ struct ath_hw_private_ops {
bool (*macversion_supported)(u32 macversion);
void (*setup_calibration)(struct ath_hw *ah,
struct ath9k_cal_list *currCal);
- bool (*iscal_supported)(struct ath_hw *ah,
- enum ath9k_cal_types calType);
/* PHY ops */
int (*rf_set_freq)(struct ath_hw *ah,
@@ -689,7 +687,7 @@ struct ath_hw {
u32 atim_window;
/* Calibration */
- enum ath9k_cal_types supp_cals;
+ u32 supp_cals;
struct ath9k_cal_list iq_caldata;
struct ath9k_cal_list adcgain_caldata;
struct ath9k_cal_list adcdc_caldata;
--- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
@@ -20,6 +20,13 @@
#define AR9285_CLCAL_REDO_THRESH 1
+enum ar9002_cal_types {
+ ADC_GAIN_CAL = BIT(0),
+ ADC_DC_CAL = BIT(1),
+ IQ_MISMATCH_CAL = BIT(2),
+};
+
+
static void ar9002_hw_setup_calibration(struct ath_hw *ah,
struct ath9k_cal_list *currCal)
{
@@ -45,8 +52,6 @@ static void ar9002_hw_setup_calibration(
ath_print(common, ATH_DBG_CALIBRATE,
"starting ADC DC Calibration\n");
break;
- case TEMP_COMP_CAL:
- break; /* Not supported */
}
REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0),
@@ -91,25 +96,6 @@ static bool ar9002_hw_per_calibration(st
return iscaldone;
}
-/* Assumes you are talking about the currently configured channel */
-static bool ar9002_hw_iscal_supported(struct ath_hw *ah,
- enum ath9k_cal_types calType)
-{
- struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
-
- switch (calType & ah->supp_cals) {
- case IQ_MISMATCH_CAL: /* Both 2 GHz and 5 GHz support OFDM */
- return true;
- case ADC_GAIN_CAL:
- case ADC_DC_CAL:
- if (!(conf->channel->band == IEEE80211_BAND_2GHZ &&
- conf_is_ht20(conf)))
- return true;
- break;
- }
- return false;
-}
-
static void ar9002_hw_iqcal_collect(struct ath_hw *ah)
{
int i;
@@ -872,24 +858,28 @@ static bool ar9002_hw_init_cal(struct at
/* Enable IQ, ADC Gain and ADC DC offset CALs */
if (AR_SREV_9100(ah) || AR_SREV_9160_10_OR_LATER(ah)) {
- if (ar9002_hw_iscal_supported(ah, ADC_GAIN_CAL)) {
+ ah->supp_cals = IQ_MISMATCH_CAL;
+
+ if (AR_SREV_9160_10_OR_LATER(ah) &&
+ !(IS_CHAN_2GHZ(chan) && IS_CHAN_HT20(chan))) {
+ ah->supp_cals |= ADC_GAIN_CAL | ADC_DC_CAL;
+
+
INIT_CAL(&ah->adcgain_caldata);
INSERT_CAL(ah, &ah->adcgain_caldata);
ath_print(common, ATH_DBG_CALIBRATE,
"enabling ADC Gain Calibration.\n");
- }
- if (ar9002_hw_iscal_supported(ah, ADC_DC_CAL)) {
+
INIT_CAL(&ah->adcdc_caldata);
INSERT_CAL(ah, &ah->adcdc_caldata);
ath_print(common, ATH_DBG_CALIBRATE,
"enabling ADC DC Calibration.\n");
}
- if (ar9002_hw_iscal_supported(ah, IQ_MISMATCH_CAL)) {
- INIT_CAL(&ah->iq_caldata);
- INSERT_CAL(ah, &ah->iq_caldata);
- ath_print(common, ATH_DBG_CALIBRATE,
- "enabling IQ Calibration.\n");
- }
+
+ INIT_CAL(&ah->iq_caldata);
+ INSERT_CAL(ah, &ah->iq_caldata);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "enabling IQ Calibration.\n");
ah->cal_list_curr = ah->cal_list;
@@ -980,7 +970,6 @@ void ar9002_hw_attach_calib_ops(struct a
priv_ops->init_cal_settings = ar9002_hw_init_cal_settings;
priv_ops->init_cal = ar9002_hw_init_cal;
priv_ops->setup_calibration = ar9002_hw_setup_calibration;
- priv_ops->iscal_supported = ar9002_hw_iscal_supported;
ops->calibrate = ar9002_hw_calibrate;
}
--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
@@ -18,6 +18,11 @@
#include "hw-ops.h"
#include "ar9003_phy.h"
+enum ar9003_cal_types {
+ IQ_MISMATCH_CAL = BIT(0),
+ TEMP_COMP_CAL = BIT(1),
+};
+
static void ar9003_hw_setup_calibration(struct ath_hw *ah,
struct ath9k_cal_list *currCal)
{
@@ -50,10 +55,6 @@ static void ar9003_hw_setup_calibration(
ath_print(common, ATH_DBG_CALIBRATE,
"starting Temperature Compensation Calibration\n");
break;
- case ADC_GAIN_CAL:
- case ADC_DC_CAL:
- /* Not yet */
- break;
}
}
@@ -313,27 +314,6 @@ static const struct ath9k_percal_data iq
static void ar9003_hw_init_cal_settings(struct ath_hw *ah)
{
ah->iq_caldata.calData = &iq_cal_single_sample;
- ah->supp_cals = IQ_MISMATCH_CAL;
-}
-
-static bool ar9003_hw_iscal_supported(struct ath_hw *ah,
- enum ath9k_cal_types calType)
-{
- switch (calType & ah->supp_cals) {
- case IQ_MISMATCH_CAL:
- /*
- * XXX: Run IQ Mismatch for non-CCK only
- * Note that CHANNEL_B is never set though.
- */
- return true;
- case ADC_GAIN_CAL:
- case ADC_DC_CAL:
- return false;
- case TEMP_COMP_CAL:
- return true;
- }
-
- return false;
}
/*
@@ -772,15 +752,16 @@ static bool ar9003_hw_init_cal(struct at
/* Initialize list pointers */
ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
+ ah->supp_cals = IQ_MISMATCH_CAL;
- if (ar9003_hw_iscal_supported(ah, IQ_MISMATCH_CAL)) {
+ if (ah->supp_cals & IQ_MISMATCH_CAL) {
INIT_CAL(&ah->iq_caldata);
INSERT_CAL(ah, &ah->iq_caldata);
ath_print(common, ATH_DBG_CALIBRATE,
"enabling IQ Calibration.\n");
}
- if (ar9003_hw_iscal_supported(ah, TEMP_COMP_CAL)) {
+ if (ah->supp_cals & TEMP_COMP_CAL) {
INIT_CAL(&ah->tempCompCalData);
INSERT_CAL(ah, &ah->tempCompCalData);
ath_print(common, ATH_DBG_CALIBRATE,
@@ -807,7 +788,6 @@ void ar9003_hw_attach_calib_ops(struct a
priv_ops->init_cal_settings = ar9003_hw_init_cal_settings;
priv_ops->init_cal = ar9003_hw_init_cal;
priv_ops->setup_calibration = ar9003_hw_setup_calibration;
- priv_ops->iscal_supported = ar9003_hw_iscal_supported;
ops->calibrate = ar9003_hw_calibrate;
}
--- a/drivers/net/wireless/ath/ath9k/calib.h
+++ b/drivers/net/wireless/ath/ath9k/calib.h
@@ -58,13 +58,6 @@ struct ar5416IniArray {
} \
} while (0)
-enum ath9k_cal_types {
- ADC_GAIN_CAL = 0x2,
- ADC_DC_CAL = 0x4,
- IQ_MISMATCH_CAL = 0x8,
- TEMP_COMP_CAL = 0x10,
-};
-
enum ath9k_cal_state {
CAL_INACTIVE,
CAL_WAITING,
@@ -79,7 +72,7 @@ enum ath9k_cal_state {
#define PER_MAX_LOG_COUNT 10
struct ath9k_percal_data {
- enum ath9k_cal_types calType;
+ u32 calType;
u32 calNumSamples;
u32 calCountMax;
void (*calCollect) (struct ath_hw *);
--- a/drivers/net/wireless/ath/ath9k/hw-ops.h
+++ b/drivers/net/wireless/ath/ath9k/hw-ops.h
@@ -276,12 +276,6 @@ static inline void ath9k_hw_setup_calibr
ath9k_hw_private_ops(ah)->setup_calibration(ah, currCal);
}
-static inline bool ath9k_hw_iscal_supported(struct ath_hw *ah,
- enum ath9k_cal_types calType)
-{
- return ath9k_hw_private_ops(ah)->iscal_supported(ah, calType);
-}
-
static inline void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning)
{
ath9k_hw_private_ops(ah)->ani_reset(ah, is_scanning);
--- a/drivers/net/wireless/ath/ath9k/calib.c
+++ b/drivers/net/wireless/ath/ath9k/calib.c
@@ -186,7 +186,7 @@ bool ath9k_hw_reset_calvalid(struct ath_
return true;
}
- if (!ath9k_hw_iscal_supported(ah, currCal->calData->calType))
+ if (!(ah->supp_cals & currCal->calData->calType))
return true;
ath_print(common, ATH_DBG_CALIBRATE,
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