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path: root/drivers/net/wireless/ath9k/phy.c
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Diffstat (limited to 'drivers/net/wireless/ath9k/phy.c')
-rw-r--r--drivers/net/wireless/ath9k/phy.c242
1 files changed, 117 insertions, 125 deletions
diff --git a/drivers/net/wireless/ath9k/phy.c b/drivers/net/wireless/ath9k/phy.c
index 766982a8196..8bcba906929 100644
--- a/drivers/net/wireless/ath9k/phy.c
+++ b/drivers/net/wireless/ath9k/phy.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2008 Atheros Communications Inc.
+ * Copyright (c) 2008-2009 Atheros Communications Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -14,22 +14,17 @@
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
-#include "core.h"
-#include "hw.h"
-#include "reg.h"
-#include "phy.h"
+#include "ath9k.h"
void
-ath9k_hw_write_regs(struct ath_hal *ah, u32 modesIndex, u32 freqIndex,
+ath9k_hw_write_regs(struct ath_hw *ah, u32 modesIndex, u32 freqIndex,
int regWrites)
{
- struct ath_hal_5416 *ahp = AH5416(ah);
-
- REG_WRITE_ARRAY(&ahp->ah_iniBB_RfGain, freqIndex, regWrites);
+ REG_WRITE_ARRAY(&ah->iniBB_RfGain, freqIndex, regWrites);
}
bool
-ath9k_hw_set_channel(struct ath_hal *ah, struct ath9k_channel *chan)
+ath9k_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan)
{
u32 channelSel = 0;
u32 bModeSynth = 0;
@@ -95,15 +90,14 @@ ath9k_hw_set_channel(struct ath_hal *ah, struct ath9k_channel *chan)
REG_WRITE(ah, AR_PHY(0x37), reg32);
- ah->ah_curchan = chan;
-
- AH5416(ah)->ah_curchanRadIndex = -1;
+ ah->curchan = chan;
+ ah->curchan_rad_index = -1;
return true;
}
bool
-ath9k_hw_ar9280_set_channel(struct ath_hal *ah,
+ath9k_hw_ar9280_set_channel(struct ath_hw *ah,
struct ath9k_channel *chan)
{
u16 bMode, fracMode, aModeRefSel = 0;
@@ -138,20 +132,27 @@ ath9k_hw_ar9280_set_channel(struct ath_hal *ah,
bMode = 0;
fracMode = 0;
- if ((freq % 20) == 0) {
- aModeRefSel = 3;
- } else if ((freq % 10) == 0) {
- aModeRefSel = 2;
- } else {
+ switch(ah->eep_ops->get_eeprom(ah, EEP_FRAC_N_5G)) {
+ case 0:
+ if ((freq % 20) == 0) {
+ aModeRefSel = 3;
+ } else if ((freq % 10) == 0) {
+ aModeRefSel = 2;
+ }
+ if (aModeRefSel)
+ break;
+ case 1:
+ default:
aModeRefSel = 0;
-
fracMode = 1;
refDivA = 1;
channelSel = (freq * 0x8000) / 15;
REG_RMW_FIELD(ah, AR_AN_SYNTH9,
AR_AN_SYNTH9_REFDIVA, refDivA);
+
}
+
if (!fracMode) {
ndiv = (freq * (refDivA >> aModeRefSel)) / 60;
channelSel = ndiv & 0x1ff;
@@ -166,9 +167,8 @@ ath9k_hw_ar9280_set_channel(struct ath_hal *ah,
REG_WRITE(ah, AR_PHY_SYNTH_CONTROL, reg32);
- ah->ah_curchan = chan;
-
- AH5416(ah)->ah_curchanRadIndex = -1;
+ ah->curchan = chan;
+ ah->curchan_rad_index = -1;
return true;
}
@@ -201,11 +201,9 @@ ath9k_phy_modify_rx_buffer(u32 *rfBuf, u32 reg32,
}
bool
-ath9k_hw_set_rf_regs(struct ath_hal *ah, struct ath9k_channel *chan,
+ath9k_hw_set_rf_regs(struct ath_hw *ah, struct ath9k_channel *chan,
u16 modesIndex)
{
- struct ath_hal_5416 *ahp = AH5416(ah);
-
u32 eepMinorRev;
u32 ob5GHz = 0, db5GHz = 0;
u32 ob2GHz = 0, db2GHz = 0;
@@ -214,161 +212,156 @@ ath9k_hw_set_rf_regs(struct ath_hal *ah, struct ath9k_channel *chan,
if (AR_SREV_9280_10_OR_LATER(ah))
return true;
- eepMinorRev = ath9k_hw_get_eeprom(ah, EEP_MINOR_REV);
+ eepMinorRev = ah->eep_ops->get_eeprom(ah, EEP_MINOR_REV);
- RF_BANK_SETUP(ahp->ah_analogBank0Data, &ahp->ah_iniBank0, 1);
+ RF_BANK_SETUP(ah->analogBank0Data, &ah->iniBank0, 1);
- RF_BANK_SETUP(ahp->ah_analogBank1Data, &ahp->ah_iniBank1, 1);
+ RF_BANK_SETUP(ah->analogBank1Data, &ah->iniBank1, 1);
- RF_BANK_SETUP(ahp->ah_analogBank2Data, &ahp->ah_iniBank2, 1);
+ RF_BANK_SETUP(ah->analogBank2Data, &ah->iniBank2, 1);
- RF_BANK_SETUP(ahp->ah_analogBank3Data, &ahp->ah_iniBank3,
+ RF_BANK_SETUP(ah->analogBank3Data, &ah->iniBank3,
modesIndex);
{
int i;
- for (i = 0; i < ahp->ah_iniBank6TPC.ia_rows; i++) {
- ahp->ah_analogBank6Data[i] =
- INI_RA(&ahp->ah_iniBank6TPC, i, modesIndex);
+ for (i = 0; i < ah->iniBank6TPC.ia_rows; i++) {
+ ah->analogBank6Data[i] =
+ INI_RA(&ah->iniBank6TPC, i, modesIndex);
}
}
if (eepMinorRev >= 2) {
if (IS_CHAN_2GHZ(chan)) {
- ob2GHz = ath9k_hw_get_eeprom(ah, EEP_OB_2);
- db2GHz = ath9k_hw_get_eeprom(ah, EEP_DB_2);
- ath9k_phy_modify_rx_buffer(ahp->ah_analogBank6Data,
+ ob2GHz = ah->eep_ops->get_eeprom(ah, EEP_OB_2);
+ db2GHz = ah->eep_ops->get_eeprom(ah, EEP_DB_2);
+ ath9k_phy_modify_rx_buffer(ah->analogBank6Data,
ob2GHz, 3, 197, 0);
- ath9k_phy_modify_rx_buffer(ahp->ah_analogBank6Data,
+ ath9k_phy_modify_rx_buffer(ah->analogBank6Data,
db2GHz, 3, 194, 0);
} else {
- ob5GHz = ath9k_hw_get_eeprom(ah, EEP_OB_5);
- db5GHz = ath9k_hw_get_eeprom(ah, EEP_DB_5);
- ath9k_phy_modify_rx_buffer(ahp->ah_analogBank6Data,
+ ob5GHz = ah->eep_ops->get_eeprom(ah, EEP_OB_5);
+ db5GHz = ah->eep_ops->get_eeprom(ah, EEP_DB_5);
+ ath9k_phy_modify_rx_buffer(ah->analogBank6Data,
ob5GHz, 3, 203, 0);
- ath9k_phy_modify_rx_buffer(ahp->ah_analogBank6Data,
+ ath9k_phy_modify_rx_buffer(ah->analogBank6Data,
db5GHz, 3, 200, 0);
}
}
- RF_BANK_SETUP(ahp->ah_analogBank7Data, &ahp->ah_iniBank7, 1);
+ RF_BANK_SETUP(ah->analogBank7Data, &ah->iniBank7, 1);
- REG_WRITE_RF_ARRAY(&ahp->ah_iniBank0, ahp->ah_analogBank0Data,
+ REG_WRITE_RF_ARRAY(&ah->iniBank0, ah->analogBank0Data,
regWrites);
- REG_WRITE_RF_ARRAY(&ahp->ah_iniBank1, ahp->ah_analogBank1Data,
+ REG_WRITE_RF_ARRAY(&ah->iniBank1, ah->analogBank1Data,
regWrites);
- REG_WRITE_RF_ARRAY(&ahp->ah_iniBank2, ahp->ah_analogBank2Data,
+ REG_WRITE_RF_ARRAY(&ah->iniBank2, ah->analogBank2Data,
regWrites);
- REG_WRITE_RF_ARRAY(&ahp->ah_iniBank3, ahp->ah_analogBank3Data,
+ REG_WRITE_RF_ARRAY(&ah->iniBank3, ah->analogBank3Data,
regWrites);
- REG_WRITE_RF_ARRAY(&ahp->ah_iniBank6TPC, ahp->ah_analogBank6Data,
+ REG_WRITE_RF_ARRAY(&ah->iniBank6TPC, ah->analogBank6Data,
regWrites);
- REG_WRITE_RF_ARRAY(&ahp->ah_iniBank7, ahp->ah_analogBank7Data,
+ REG_WRITE_RF_ARRAY(&ah->iniBank7, ah->analogBank7Data,
regWrites);
return true;
}
void
-ath9k_hw_rfdetach(struct ath_hal *ah)
+ath9k_hw_rfdetach(struct ath_hw *ah)
{
- struct ath_hal_5416 *ahp = AH5416(ah);
-
- if (ahp->ah_analogBank0Data != NULL) {
- kfree(ahp->ah_analogBank0Data);
- ahp->ah_analogBank0Data = NULL;
+ if (ah->analogBank0Data != NULL) {
+ kfree(ah->analogBank0Data);
+ ah->analogBank0Data = NULL;
}
- if (ahp->ah_analogBank1Data != NULL) {
- kfree(ahp->ah_analogBank1Data);
- ahp->ah_analogBank1Data = NULL;
+ if (ah->analogBank1Data != NULL) {
+ kfree(ah->analogBank1Data);
+ ah->analogBank1Data = NULL;
}
- if (ahp->ah_analogBank2Data != NULL) {
- kfree(ahp->ah_analogBank2Data);
- ahp->ah_analogBank2Data = NULL;
+ if (ah->analogBank2Data != NULL) {
+ kfree(ah->analogBank2Data);
+ ah->analogBank2Data = NULL;
}
- if (ahp->ah_analogBank3Data != NULL) {
- kfree(ahp->ah_analogBank3Data);
- ahp->ah_analogBank3Data = NULL;
+ if (ah->analogBank3Data != NULL) {
+ kfree(ah->analogBank3Data);
+ ah->analogBank3Data = NULL;
}
- if (ahp->ah_analogBank6Data != NULL) {
- kfree(ahp->ah_analogBank6Data);
- ahp->ah_analogBank6Data = NULL;
+ if (ah->analogBank6Data != NULL) {
+ kfree(ah->analogBank6Data);
+ ah->analogBank6Data = NULL;
}
- if (ahp->ah_analogBank6TPCData != NULL) {
- kfree(ahp->ah_analogBank6TPCData);
- ahp->ah_analogBank6TPCData = NULL;
+ if (ah->analogBank6TPCData != NULL) {
+ kfree(ah->analogBank6TPCData);
+ ah->analogBank6TPCData = NULL;
}
- if (ahp->ah_analogBank7Data != NULL) {
- kfree(ahp->ah_analogBank7Data);
- ahp->ah_analogBank7Data = NULL;
+ if (ah->analogBank7Data != NULL) {
+ kfree(ah->analogBank7Data);
+ ah->analogBank7Data = NULL;
}
- if (ahp->ah_addac5416_21 != NULL) {
- kfree(ahp->ah_addac5416_21);
- ahp->ah_addac5416_21 = NULL;
+ if (ah->addac5416_21 != NULL) {
+ kfree(ah->addac5416_21);
+ ah->addac5416_21 = NULL;
}
- if (ahp->ah_bank6Temp != NULL) {
- kfree(ahp->ah_bank6Temp);
- ahp->ah_bank6Temp = NULL;
+ if (ah->bank6Temp != NULL) {
+ kfree(ah->bank6Temp);
+ ah->bank6Temp = NULL;
}
}
-bool ath9k_hw_init_rf(struct ath_hal *ah, int *status)
+bool ath9k_hw_init_rf(struct ath_hw *ah, int *status)
{
- struct ath_hal_5416 *ahp = AH5416(ah);
-
if (!AR_SREV_9280_10_OR_LATER(ah)) {
-
- ahp->ah_analogBank0Data =
+ ah->analogBank0Data =
kzalloc((sizeof(u32) *
- ahp->ah_iniBank0.ia_rows), GFP_KERNEL);
- ahp->ah_analogBank1Data =
+ ah->iniBank0.ia_rows), GFP_KERNEL);
+ ah->analogBank1Data =
kzalloc((sizeof(u32) *
- ahp->ah_iniBank1.ia_rows), GFP_KERNEL);
- ahp->ah_analogBank2Data =
+ ah->iniBank1.ia_rows), GFP_KERNEL);
+ ah->analogBank2Data =
kzalloc((sizeof(u32) *
- ahp->ah_iniBank2.ia_rows), GFP_KERNEL);
- ahp->ah_analogBank3Data =
+ ah->iniBank2.ia_rows), GFP_KERNEL);
+ ah->analogBank3Data =
kzalloc((sizeof(u32) *
- ahp->ah_iniBank3.ia_rows), GFP_KERNEL);
- ahp->ah_analogBank6Data =
+ ah->iniBank3.ia_rows), GFP_KERNEL);
+ ah->analogBank6Data =
kzalloc((sizeof(u32) *
- ahp->ah_iniBank6.ia_rows), GFP_KERNEL);
- ahp->ah_analogBank6TPCData =
+ ah->iniBank6.ia_rows), GFP_KERNEL);
+ ah->analogBank6TPCData =
kzalloc((sizeof(u32) *
- ahp->ah_iniBank6TPC.ia_rows), GFP_KERNEL);
- ahp->ah_analogBank7Data =
+ ah->iniBank6TPC.ia_rows), GFP_KERNEL);
+ ah->analogBank7Data =
kzalloc((sizeof(u32) *
- ahp->ah_iniBank7.ia_rows), GFP_KERNEL);
-
- if (ahp->ah_analogBank0Data == NULL
- || ahp->ah_analogBank1Data == NULL
- || ahp->ah_analogBank2Data == NULL
- || ahp->ah_analogBank3Data == NULL
- || ahp->ah_analogBank6Data == NULL
- || ahp->ah_analogBank6TPCData == NULL
- || ahp->ah_analogBank7Data == NULL) {
+ ah->iniBank7.ia_rows), GFP_KERNEL);
+
+ if (ah->analogBank0Data == NULL
+ || ah->analogBank1Data == NULL
+ || ah->analogBank2Data == NULL
+ || ah->analogBank3Data == NULL
+ || ah->analogBank6Data == NULL
+ || ah->analogBank6TPCData == NULL
+ || ah->analogBank7Data == NULL) {
DPRINTF(ah->ah_sc, ATH_DBG_FATAL,
"Cannot allocate RF banks\n");
*status = -ENOMEM;
return false;
}
- ahp->ah_addac5416_21 =
+ ah->addac5416_21 =
kzalloc((sizeof(u32) *
- ahp->ah_iniAddac.ia_rows *
- ahp->ah_iniAddac.ia_columns), GFP_KERNEL);
- if (ahp->ah_addac5416_21 == NULL) {
+ ah->iniAddac.ia_rows *
+ ah->iniAddac.ia_columns), GFP_KERNEL);
+ if (ah->addac5416_21 == NULL) {
DPRINTF(ah->ah_sc, ATH_DBG_FATAL,
- "Cannot allocate ah_addac5416_21\n");
+ "Cannot allocate addac5416_21\n");
*status = -ENOMEM;
return false;
}
- ahp->ah_bank6Temp =
+ ah->bank6Temp =
kzalloc((sizeof(u32) *
- ahp->ah_iniBank6.ia_rows), GFP_KERNEL);
- if (ahp->ah_bank6Temp == NULL) {
+ ah->iniBank6.ia_rows), GFP_KERNEL);
+ if (ah->bank6Temp == NULL) {
DPRINTF(ah->ah_sc, ATH_DBG_FATAL,
- "Cannot allocate ah_bank6Temp\n");
+ "Cannot allocate bank6Temp\n");
*status = -ENOMEM;
return false;
}
@@ -378,24 +371,23 @@ bool ath9k_hw_init_rf(struct ath_hal *ah, int *status)
}
void
-ath9k_hw_decrease_chain_power(struct ath_hal *ah, struct ath9k_channel *chan)
+ath9k_hw_decrease_chain_power(struct ath_hw *ah, struct ath9k_channel *chan)
{
int i, regWrites = 0;
- struct ath_hal_5416 *ahp = AH5416(ah);
u32 bank6SelMask;
- u32 *bank6Temp = ahp->ah_bank6Temp;
+ u32 *bank6Temp = ah->bank6Temp;
- switch (ahp->ah_diversityControl) {
+ switch (ah->diversity_control) {
case ATH9K_ANT_FIXED_A:
bank6SelMask =
- (ahp->
- ah_antennaSwitchSwap & ANTSWAP_AB) ? REDUCE_CHAIN_0 :
+ (ah->
+ antenna_switch_swap & ANTSWAP_AB) ? REDUCE_CHAIN_0 :
REDUCE_CHAIN_1;
break;
case ATH9K_ANT_FIXED_B:
bank6SelMask =
- (ahp->
- ah_antennaSwitchSwap & ANTSWAP_AB) ? REDUCE_CHAIN_1 :
+ (ah->
+ antenna_switch_swap & ANTSWAP_AB) ? REDUCE_CHAIN_1 :
REDUCE_CHAIN_0;
break;
case ATH9K_ANT_VARIABLE:
@@ -406,8 +398,8 @@ ath9k_hw_decrease_chain_power(struct ath_hal *ah, struct ath9k_channel *chan)
break;
}
- for (i = 0; i < ahp->ah_iniBank6.ia_rows; i++)
- bank6Temp[i] = ahp->ah_analogBank6Data[i];
+ for (i = 0; i < ah->iniBank6.ia_rows; i++)
+ bank6Temp[i] = ah->analogBank6Data[i];
REG_WRITE(ah, AR_PHY_BASE + 0xD8, bank6SelMask);
@@ -421,7 +413,7 @@ ath9k_hw_decrease_chain_power(struct ath_hal *ah, struct ath9k_channel *chan)
ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 246, 0);
ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 247, 0);
- REG_WRITE_RF_ARRAY(&ahp->ah_iniBank6, bank6Temp, regWrites);
+ REG_WRITE_RF_ARRAY(&ah->iniBank6, bank6Temp, regWrites);
REG_WRITE(ah, AR_PHY_BASE + 0xD8, 0x00000053);
#ifdef ALTER_SWITCH