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path: root/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9003_eeprom.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_eeprom.c214
1 files changed, 120 insertions, 94 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index dfb0441f406c..2588848f4a82 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -131,8 +131,9 @@ static const struct ar9300_eeprom ar9300_default = {
.thresh62 = 28,
.papdRateMaskHt20 = LE32(0x0cf0e0e0),
.papdRateMaskHt40 = LE32(0x6cf0e0e0),
+ .xlna_bias_strength = 0,
.futureModal = {
- 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext1 = {
@@ -331,8 +332,9 @@ static const struct ar9300_eeprom ar9300_default = {
.thresh62 = 28,
.papdRateMaskHt20 = LE32(0x0c80c080),
.papdRateMaskHt40 = LE32(0x0080c080),
+ .xlna_bias_strength = 0,
.futureModal = {
- 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext2 = {
@@ -704,8 +706,9 @@ static const struct ar9300_eeprom ar9300_x113 = {
.thresh62 = 28,
.papdRateMaskHt20 = LE32(0x0c80c080),
.papdRateMaskHt40 = LE32(0x0080c080),
+ .xlna_bias_strength = 0,
.futureModal = {
- 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext1 = {
@@ -904,8 +907,9 @@ static const struct ar9300_eeprom ar9300_x113 = {
.thresh62 = 28,
.papdRateMaskHt20 = LE32(0x0cf0e0e0),
.papdRateMaskHt40 = LE32(0x6cf0e0e0),
+ .xlna_bias_strength = 0,
.futureModal = {
- 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext2 = {
@@ -1278,8 +1282,9 @@ static const struct ar9300_eeprom ar9300_h112 = {
.thresh62 = 28,
.papdRateMaskHt20 = LE32(0x0c80c080),
.papdRateMaskHt40 = LE32(0x0080c080),
+ .xlna_bias_strength = 0,
.futureModal = {
- 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext1 = {
@@ -1478,8 +1483,9 @@ static const struct ar9300_eeprom ar9300_h112 = {
.thresh62 = 28,
.papdRateMaskHt20 = LE32(0x0cf0e0e0),
.papdRateMaskHt40 = LE32(0x6cf0e0e0),
+ .xlna_bias_strength = 0,
.futureModal = {
- 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext2 = {
@@ -1852,8 +1858,9 @@ static const struct ar9300_eeprom ar9300_x112 = {
.thresh62 = 28,
.papdRateMaskHt20 = LE32(0x0c80c080),
.papdRateMaskHt40 = LE32(0x0080c080),
+ .xlna_bias_strength = 0,
.futureModal = {
- 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext1 = {
@@ -2052,8 +2059,9 @@ static const struct ar9300_eeprom ar9300_x112 = {
.thresh62 = 28,
.papdRateMaskHt20 = LE32(0x0cf0e0e0),
.papdRateMaskHt40 = LE32(0x6cf0e0e0),
+ .xlna_bias_strength = 0,
.futureModal = {
- 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext2 = {
@@ -2425,8 +2433,9 @@ static const struct ar9300_eeprom ar9300_h116 = {
.thresh62 = 28,
.papdRateMaskHt20 = LE32(0x0c80C080),
.papdRateMaskHt40 = LE32(0x0080C080),
+ .xlna_bias_strength = 0,
.futureModal = {
- 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext1 = {
@@ -2625,8 +2634,9 @@ static const struct ar9300_eeprom ar9300_h116 = {
.thresh62 = 28,
.papdRateMaskHt20 = LE32(0x0cf0e0e0),
.papdRateMaskHt40 = LE32(0x6cf0e0e0),
+ .xlna_bias_strength = 0,
.futureModal = {
- 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0,
},
},
.base_ext2 = {
@@ -2971,14 +2981,6 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah,
return (pBase->txrxMask >> 4) & 0xf;
case EEP_RX_MASK:
return pBase->txrxMask & 0xf;
- case EEP_DRIVE_STRENGTH:
-#define AR9300_EEP_BASE_DRIV_STRENGTH 0x1
- return pBase->miscConfiguration & AR9300_EEP_BASE_DRIV_STRENGTH;
- case EEP_INTERNAL_REGULATOR:
- /* Bit 4 is internal regulator flag */
- return (pBase->featureEnable & 0x10) >> 4;
- case EEP_SWREG:
- return le32_to_cpu(pBase->swreg);
case EEP_PAPRD:
return !!(pBase->featureEnable & BIT(5));
case EEP_CHAIN_MASK_REDUCE:
@@ -2989,8 +2991,6 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah,
return eep->modalHeader5G.antennaGain;
case EEP_ANTENNA_GAIN_2G:
return eep->modalHeader2G.antennaGain;
- case EEP_QUICK_DROP:
- return pBase->miscConfiguration & BIT(1);
default:
return 0;
}
@@ -3178,7 +3178,7 @@ static int ar9300_compress_decision(struct ath_hw *ah,
mdata_size, length);
return -1;
}
- memcpy(mptr, (u8 *) (word + COMP_HDR_LEN), length);
+ memcpy(mptr, word + COMP_HDR_LEN, length);
ath_dbg(common, EEPROM,
"restored eeprom %d: uncompressed, length %d\n",
it, length);
@@ -3199,7 +3199,7 @@ static int ar9300_compress_decision(struct ath_hw *ah,
"restore eeprom %d: block, reference %d, length %d\n",
it, reference, length);
ar9300_uncompress_block(ah, mptr, mdata_size,
- (u8 *) (word + COMP_HDR_LEN), length);
+ (word + COMP_HDR_LEN), length);
break;
default:
ath_dbg(common, EEPROM, "unknown compression code %d\n", code);
@@ -3260,10 +3260,20 @@ static int ar9300_eeprom_restore_internal(struct ath_hw *ah,
int it;
u16 checksum, mchecksum;
struct ath_common *common = ath9k_hw_common(ah);
+ struct ar9300_eeprom *eep;
eeprom_read_op read;
- if (ath9k_hw_use_flash(ah))
- return ar9300_eeprom_restore_flash(ah, mptr, mdata_size);
+ if (ath9k_hw_use_flash(ah)) {
+ u8 txrx;
+
+ ar9300_eeprom_restore_flash(ah, mptr, mdata_size);
+
+ /* check if eeprom contains valid data */
+ eep = (struct ar9300_eeprom *) mptr;
+ txrx = eep->baseEepHeader.txrxMask;
+ if (txrx != 0 && txrx != 0xff)
+ return 0;
+ }
word = kzalloc(2048, GFP_KERNEL);
if (!word)
@@ -3412,11 +3422,11 @@ static u32 ath9k_hw_ar9003_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr,
if (!dump_base_hdr) {
len += snprintf(buf + len, size - len,
"%20s :\n", "2GHz modal Header");
- len += ar9003_dump_modal_eeprom(buf, len, size,
+ len = ar9003_dump_modal_eeprom(buf, len, size,
&eep->modalHeader2G);
len += snprintf(buf + len, size - len,
"%20s :\n", "5GHz modal Header");
- len += ar9003_dump_modal_eeprom(buf, len, size,
+ len = ar9003_dump_modal_eeprom(buf, len, size,
&eep->modalHeader5G);
goto out;
}
@@ -3493,23 +3503,24 @@ static int ath9k_hw_ar9300_get_eeprom_rev(struct ath_hw *ah)
return 0;
}
-static s32 ar9003_hw_xpa_bias_level_get(struct ath_hw *ah, bool is2ghz)
+static struct ar9300_modal_eep_header *ar9003_modal_header(struct ath_hw *ah,
+ bool is2ghz)
{
struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
if (is2ghz)
- return eep->modalHeader2G.xpaBiasLvl;
+ return &eep->modalHeader2G;
else
- return eep->modalHeader5G.xpaBiasLvl;
+ return &eep->modalHeader5G;
}
static void ar9003_hw_xpa_bias_level_apply(struct ath_hw *ah, bool is2ghz)
{
- int bias = ar9003_hw_xpa_bias_level_get(ah, is2ghz);
+ int bias = ar9003_modal_header(ah, is2ghz)->xpaBiasLvl;
if (AR_SREV_9485(ah) || AR_SREV_9330(ah) || AR_SREV_9340(ah))
REG_RMW_FIELD(ah, AR_CH0_TOP2, AR_CH0_TOP2_XPABIASLVL, bias);
- else if (AR_SREV_9462(ah))
+ else if (AR_SREV_9462(ah) || AR_SREV_9550(ah))
REG_RMW_FIELD(ah, AR_CH0_TOP, AR_CH0_TOP_XPABIASLVL, bias);
else {
REG_RMW_FIELD(ah, AR_CH0_TOP, AR_CH0_TOP_XPABIASLVL, bias);
@@ -3521,57 +3532,26 @@ static void ar9003_hw_xpa_bias_level_apply(struct ath_hw *ah, bool is2ghz)
}
}
-static u16 ar9003_switch_com_spdt_get(struct ath_hw *ah, bool is_2ghz)
+static u16 ar9003_switch_com_spdt_get(struct ath_hw *ah, bool is2ghz)
{
- struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
- __le16 val;
-
- if (is_2ghz)
- val = eep->modalHeader2G.switchcomspdt;
- else
- val = eep->modalHeader5G.switchcomspdt;
- return le16_to_cpu(val);
+ return le16_to_cpu(ar9003_modal_header(ah, is2ghz)->switchcomspdt);
}
static u32 ar9003_hw_ant_ctrl_common_get(struct ath_hw *ah, bool is2ghz)
{
- struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
- __le32 val;
-
- if (is2ghz)
- val = eep->modalHeader2G.antCtrlCommon;
- else
- val = eep->modalHeader5G.antCtrlCommon;
- return le32_to_cpu(val);
+ return le32_to_cpu(ar9003_modal_header(ah, is2ghz)->antCtrlCommon);
}
static u32 ar9003_hw_ant_ctrl_common_2_get(struct ath_hw *ah, bool is2ghz)
{
- struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
- __le32 val;
-
- if (is2ghz)
- val = eep->modalHeader2G.antCtrlCommon2;
- else
- val = eep->modalHeader5G.antCtrlCommon2;
- return le32_to_cpu(val);
+ return le32_to_cpu(ar9003_modal_header(ah, is2ghz)->antCtrlCommon2);
}
-static u16 ar9003_hw_ant_ctrl_chain_get(struct ath_hw *ah,
- int chain,
+static u16 ar9003_hw_ant_ctrl_chain_get(struct ath_hw *ah, int chain,
bool is2ghz)
{
- struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
- __le16 val = 0;
-
- if (chain >= 0 && chain < AR9300_MAX_CHAINS) {
- if (is2ghz)
- val = eep->modalHeader2G.antCtrlChain[chain];
- else
- val = eep->modalHeader5G.antCtrlChain[chain];
- }
-
+ __le16 val = ar9003_modal_header(ah, is2ghz)->antCtrlChain[chain];
return le16_to_cpu(val);
}
@@ -3591,6 +3571,9 @@ static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz)
if (AR_SREV_9462(ah)) {
REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM,
AR_SWITCH_TABLE_COM_AR9462_ALL, value);
+ } else if (AR_SREV_9550(ah)) {
+ REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM,
+ AR_SWITCH_TABLE_COM_AR9550_ALL, value);
} else
REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM,
AR_SWITCH_TABLE_COM_ALL, value);
@@ -3613,6 +3596,7 @@ static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz)
value = ar9003_switch_com_spdt_get(ah, is2ghz);
REG_RMW_FIELD(ah, AR_PHY_GLB_CONTROL,
AR_SWITCH_TABLE_COM_SPDT_ALL, value);
+ REG_SET_BIT(ah, AR_PHY_GLB_CONTROL, AR_BTCOEX_CTRL_SPDT_ENABLE);
}
value = ar9003_hw_ant_ctrl_common_2_get(ah, is2ghz);
@@ -3677,11 +3661,12 @@ static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz)
static void ar9003_hw_drive_strength_apply(struct ath_hw *ah)
{
+ struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
+ struct ar9300_base_eep_hdr *pBase = &eep->baseEepHeader;
int drive_strength;
unsigned long reg;
- drive_strength = ath9k_hw_ar9300_get_eeprom(ah, EEP_DRIVE_STRENGTH);
-
+ drive_strength = pBase->miscConfiguration & BIT(0);
if (!drive_strength)
return;
@@ -3811,11 +3796,11 @@ static bool is_pmu_set(struct ath_hw *ah, u32 pmu_reg, int pmu_set)
void ar9003_hw_internal_regulator_apply(struct ath_hw *ah)
{
- int internal_regulator =
- ath9k_hw_ar9300_get_eeprom(ah, EEP_INTERNAL_REGULATOR);
+ struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
+ struct ar9300_base_eep_hdr *pBase = &eep->baseEepHeader;
u32 reg_val;
- if (internal_regulator) {
+ if (pBase->featureEnable & BIT(4)) {
if (AR_SREV_9330(ah) || AR_SREV_9485(ah)) {
int reg_pmu_set;
@@ -3859,11 +3844,11 @@ void ar9003_hw_internal_regulator_apply(struct ath_hw *ah)
if (!is_pmu_set(ah, AR_PHY_PMU2, reg_pmu_set))
return;
} else if (AR_SREV_9462(ah)) {
- reg_val = ath9k_hw_ar9300_get_eeprom(ah, EEP_SWREG);
+ reg_val = le32_to_cpu(pBase->swreg);
REG_WRITE(ah, AR_PHY_PMU1, reg_val);
} else {
/* Internal regulator is ON. Write swreg register. */
- reg_val = ath9k_hw_ar9300_get_eeprom(ah, EEP_SWREG);
+ reg_val = le32_to_cpu(pBase->swreg);
REG_WRITE(ah, AR_RTC_REG_CONTROL1,
REG_READ(ah, AR_RTC_REG_CONTROL1) &
(~AR_RTC_REG_CONTROL1_SWREG_PROGRAM));
@@ -3905,6 +3890,9 @@ static void ar9003_hw_apply_tuning_caps(struct ath_hw *ah)
struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
u8 tuning_caps_param = eep->baseEepHeader.params_for_tuning_caps[0];
+ if (AR_SREV_9485(ah) || AR_SREV_9330(ah) || AR_SREV_9340(ah))
+ return;
+
if (eep->baseEepHeader.featureEnable & 0x40) {
tuning_caps_param &= 0x7f;
REG_RMW_FIELD(ah, AR_CH0_XTAL, AR_CH0_XTAL_CAPINDAC,
@@ -3917,10 +3905,11 @@ static void ar9003_hw_apply_tuning_caps(struct ath_hw *ah)
static void ar9003_hw_quick_drop_apply(struct ath_hw *ah, u16 freq)
{
struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
- int quick_drop = ath9k_hw_ar9300_get_eeprom(ah, EEP_QUICK_DROP);
+ struct ar9300_base_eep_hdr *pBase = &eep->baseEepHeader;
+ int quick_drop;
s32 t[3], f[3] = {5180, 5500, 5785};
- if (!quick_drop)
+ if (!(pBase->miscConfiguration & BIT(1)))
return;
if (freq < 4000)
@@ -3934,13 +3923,11 @@ static void ar9003_hw_quick_drop_apply(struct ath_hw *ah, u16 freq)
REG_RMW_FIELD(ah, AR_PHY_AGC, AR_PHY_AGC_QUICK_DROP, quick_drop);
}
-static void ar9003_hw_txend_to_xpa_off_apply(struct ath_hw *ah, u16 freq)
+static void ar9003_hw_txend_to_xpa_off_apply(struct ath_hw *ah, bool is2ghz)
{
- struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
u32 value;
- value = (freq < 4000) ? eep->modalHeader2G.txEndToXpaOff :
- eep->modalHeader5G.txEndToXpaOff;
+ value = ar9003_modal_header(ah, is2ghz)->txEndToXpaOff;
REG_RMW_FIELD(ah, AR_PHY_XPA_TIMING_CTL,
AR_PHY_XPA_TIMING_CTL_TX_END_XPAB_OFF, value);
@@ -3948,19 +3935,63 @@ static void ar9003_hw_txend_to_xpa_off_apply(struct ath_hw *ah, u16 freq)
AR_PHY_XPA_TIMING_CTL_TX_END_XPAA_OFF, value);
}
+static void ar9003_hw_xpa_timing_control_apply(struct ath_hw *ah, bool is2ghz)
+{
+ struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
+ u8 xpa_ctl;
+
+ if (!(eep->baseEepHeader.featureEnable & 0x80))
+ return;
+
+ if (!AR_SREV_9300(ah) && !AR_SREV_9340(ah) && !AR_SREV_9580(ah))
+ return;
+
+ xpa_ctl = ar9003_modal_header(ah, is2ghz)->txFrameToXpaOn;
+ if (is2ghz)
+ REG_RMW_FIELD(ah, AR_PHY_XPA_TIMING_CTL,
+ AR_PHY_XPA_TIMING_CTL_FRAME_XPAB_ON, xpa_ctl);
+ else
+ REG_RMW_FIELD(ah, AR_PHY_XPA_TIMING_CTL,
+ AR_PHY_XPA_TIMING_CTL_FRAME_XPAA_ON, xpa_ctl);
+}
+
+static void ar9003_hw_xlna_bias_strength_apply(struct ath_hw *ah, bool is2ghz)
+{
+ struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
+ u8 bias;
+
+ if (!(eep->baseEepHeader.featureEnable & 0x40))
+ return;
+
+ if (!AR_SREV_9300(ah))
+ return;
+
+ bias = ar9003_modal_header(ah, is2ghz)->xlna_bias_strength;
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_RXTX4, AR_PHY_65NM_RXTX4_XLNA_BIAS,
+ bias & 0x3);
+ bias >>= 2;
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH1_RXTX4, AR_PHY_65NM_RXTX4_XLNA_BIAS,
+ bias & 0x3);
+ bias >>= 2;
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH2_RXTX4, AR_PHY_65NM_RXTX4_XLNA_BIAS,
+ bias & 0x3);
+}
+
static void ath9k_hw_ar9300_set_board_values(struct ath_hw *ah,
struct ath9k_channel *chan)
{
- ar9003_hw_xpa_bias_level_apply(ah, IS_CHAN_2GHZ(chan));
- ar9003_hw_ant_ctrl_apply(ah, IS_CHAN_2GHZ(chan));
+ bool is2ghz = IS_CHAN_2GHZ(chan);
+ ar9003_hw_xpa_timing_control_apply(ah, is2ghz);
+ ar9003_hw_xpa_bias_level_apply(ah, is2ghz);
+ ar9003_hw_ant_ctrl_apply(ah, is2ghz);
ar9003_hw_drive_strength_apply(ah);
+ ar9003_hw_xlna_bias_strength_apply(ah, is2ghz);
ar9003_hw_atten_apply(ah, chan);
ar9003_hw_quick_drop_apply(ah, chan->channel);
- if (!AR_SREV_9330(ah) && !AR_SREV_9340(ah))
+ if (!AR_SREV_9330(ah) && !AR_SREV_9340(ah) && !AR_SREV_9550(ah))
ar9003_hw_internal_regulator_apply(ah);
- if (AR_SREV_9485(ah) || AR_SREV_9330(ah) || AR_SREV_9340(ah))
- ar9003_hw_apply_tuning_caps(ah);
- ar9003_hw_txend_to_xpa_off_apply(ah, chan->channel);
+ ar9003_hw_apply_tuning_caps(ah);
+ ar9003_hw_txend_to_xpa_off_apply(ah, is2ghz);
}
static void ath9k_hw_ar9300_set_addac(struct ath_hw *ah,
@@ -5096,14 +5127,9 @@ s32 ar9003_hw_get_rx_gain_idx(struct ath_hw *ah)
return (eep->baseEepHeader.txrxgain) & 0xf; /* bits 3:0 */
}
-u8 *ar9003_get_spur_chan_ptr(struct ath_hw *ah, bool is_2ghz)
+u8 *ar9003_get_spur_chan_ptr(struct ath_hw *ah, bool is2ghz)
{
- struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
-
- if (is_2ghz)
- return eep->modalHeader2G.spurChans;
- else
- return eep->modalHeader5G.spurChans;
+ return ar9003_modal_header(ah, is2ghz)->spurChans;
}
unsigned int ar9003_get_paprd_scale_factor(struct ath_hw *ah,
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-01 15:47:15 +0000