Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem

Conflicts:
	drivers/net/wireless/iwlwifi/iwl-1000.c
	drivers/net/wireless/iwlwifi/iwl-6000.c
	drivers/net/wireless/iwlwifi/iwl-core.h

1 files changed, 110 insertions, 26 deletions

diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index a16b3dae5b34..466d2bf02eab 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -73,7 +73,7 @@ static const struct ar9300_eeprom ar9300_default = {
 		.regDmn = { LE16(0), LE16(0x1f) },
 		.txrxMask =  0x77, /* 4 bits tx and 4 bits rx */
 		.opCapFlags = {
-			.opFlags = AR9300_OPFLAGS_11G | AR9300_OPFLAGS_11A,
+			.opFlags = AR5416_OPFLAGS_11G | AR5416_OPFLAGS_11A,
 			.eepMisc = 0,
 		},
 		.rfSilent = 0,
@@ -650,7 +650,7 @@ static const struct ar9300_eeprom ar9300_x113 = {
 		.regDmn = { LE16(0), LE16(0x1f) },
 		.txrxMask =  0x77, /* 4 bits tx and 4 bits rx */
 		.opCapFlags = {
-			.opFlags = AR9300_OPFLAGS_11G | AR9300_OPFLAGS_11A,
+			.opFlags = AR5416_OPFLAGS_11G | AR5416_OPFLAGS_11A,
 			.eepMisc = 0,
 		},
 		.rfSilent = 0,
@@ -1228,7 +1228,7 @@ static const struct ar9300_eeprom ar9300_h112 = {
 		.regDmn = { LE16(0), LE16(0x1f) },
 		.txrxMask =  0x77, /* 4 bits tx and 4 bits rx */
 		.opCapFlags = {
-			.opFlags = AR9300_OPFLAGS_11G | AR9300_OPFLAGS_11A,
+			.opFlags = AR5416_OPFLAGS_11G | AR5416_OPFLAGS_11A,
 			.eepMisc = 0,
 		},
 		.rfSilent = 0,
@@ -1806,7 +1806,7 @@ static const struct ar9300_eeprom ar9300_x112 = {
 		.regDmn = { LE16(0), LE16(0x1f) },
 		.txrxMask =  0x77, /* 4 bits tx and 4 bits rx */
 		.opCapFlags = {
-			.opFlags = AR9300_OPFLAGS_11G | AR9300_OPFLAGS_11A,
+			.opFlags = AR5416_OPFLAGS_11G | AR5416_OPFLAGS_11A,
 			.eepMisc = 0,
 		},
 		.rfSilent = 0,
@@ -2383,7 +2383,7 @@ static const struct ar9300_eeprom ar9300_h116 = {
 		.regDmn = { LE16(0), LE16(0x1f) },
 		.txrxMask =  0x33, /* 4 bits tx and 4 bits rx */
 		.opCapFlags = {
-			.opFlags = AR9300_OPFLAGS_11G | AR9300_OPFLAGS_11A,
+			.opFlags = AR5416_OPFLAGS_11G | AR5416_OPFLAGS_11A,
 			.eepMisc = 0,
 		},
 		.rfSilent = 0,
@@ -2975,7 +2975,7 @@ static const struct ar9300_eeprom *ar9003_eeprom_struct_find_by_id(int id)
 
 static u16 ath9k_hw_fbin2freq(u8 fbin, bool is2GHz)
 {
-	if (fbin == AR9300_BCHAN_UNUSED)
+	if (fbin == AR5416_BCHAN_UNUSED)
 		return fbin;
 
 	return (u16) ((is2GHz) ? (2300 + fbin) : (4800 + 5 * fbin));
@@ -3428,18 +3428,6 @@ static int ath9k_hw_ar9300_get_eeprom_rev(struct ath_hw *ah)
 	return 0;
 }
 
-static u8 ath9k_hw_ar9300_get_num_ant_config(struct ath_hw *ah,
-					     enum ath9k_hal_freq_band freq_band)
-{
-	return 1;
-}
-
-static u32 ath9k_hw_ar9300_get_eeprom_antenna_cfg(struct ath_hw *ah,
-						  struct ath9k_channel *chan)
-{
-	return -EINVAL;
-}
-
 static s32 ar9003_hw_xpa_bias_level_get(struct ath_hw *ah, bool is2ghz)
 {
 	struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
@@ -4486,7 +4474,7 @@ static u16 ar9003_hw_get_indirect_edge_power(struct ar9300_eeprom *eep,
 			return CTL_EDGE_TPOWER(ctl_5g[idx].ctlEdges[edge - 1]);
 	}
 
-	return AR9300_MAX_RATE_POWER;
+	return MAX_RATE_POWER;
 }
 
 /*
@@ -4495,7 +4483,7 @@ static u16 ar9003_hw_get_indirect_edge_power(struct ar9300_eeprom *eep,
 static u16 ar9003_hw_get_max_edge_power(struct ar9300_eeprom *eep,
 					u16 freq, int idx, bool is2GHz)
 {
-	u16 twiceMaxEdgePower = AR9300_MAX_RATE_POWER;
+	u16 twiceMaxEdgePower = MAX_RATE_POWER;
 	u8 *ctl_freqbin = is2GHz ?
 		&eep->ctl_freqbin_2G[idx][0] :
 		&eep->ctl_freqbin_5G[idx][0];
@@ -4505,7 +4493,7 @@ static u16 ar9003_hw_get_max_edge_power(struct ar9300_eeprom *eep,
 
 	/* Get the edge power */
 	for (edge = 0;
-	     (edge < num_edges) && (ctl_freqbin[edge] != AR9300_BCHAN_UNUSED);
+	     (edge < num_edges) && (ctl_freqbin[edge] != AR5416_BCHAN_UNUSED);
 	     edge++) {
 		/*
 		 * If there's an exact channel match or an inband flag set
@@ -4543,9 +4531,9 @@ static void ar9003_hw_set_power_per_rate_table(struct ath_hw *ah,
 	struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
 	struct ath_common *common = ath9k_hw_common(ah);
 	struct ar9300_eeprom *pEepData = &ah->eeprom.ar9300_eep;
-	u16 twiceMaxEdgePower = AR9300_MAX_RATE_POWER;
+	u16 twiceMaxEdgePower = MAX_RATE_POWER;
 	static const u16 tpScaleReductionTable[5] = {
-		0, 3, 6, 9, AR9300_MAX_RATE_POWER
+		0, 3, 6, 9, MAX_RATE_POWER
 	};
 	int i;
 	int16_t  twiceLargestAntenna;
@@ -4756,6 +4744,16 @@ static void ar9003_hw_set_power_per_rate_table(struct ath_hw *ah,
 	} /* end ctl mode checking */
 }
 
+static inline u8 mcsidx_to_tgtpwridx(unsigned int mcs_idx, u8 base_pwridx)
+{
+	u8 mod_idx = mcs_idx % 8;
+
+	if (mod_idx <= 3)
+		return mod_idx ? (base_pwridx + 1) : base_pwridx;
+	else
+		return base_pwridx + 4 * (mcs_idx / 8) + mod_idx - 2;
+}
+
 static void ath9k_hw_ar9300_set_txpower(struct ath_hw *ah,
 					struct ath9k_channel *chan, u16 cfgCtl,
 					u8 twiceAntennaReduction,
@@ -4764,16 +4762,70 @@ static void ath9k_hw_ar9300_set_txpower(struct ath_hw *ah,
 {
 	struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
 	struct ath_common *common = ath9k_hw_common(ah);
+	struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
+	struct ar9300_modal_eep_header *modal_hdr;
 	u8 targetPowerValT2[ar9300RateSize];
-	unsigned int i = 0;
+	u8 target_power_val_t2_eep[ar9300RateSize];
+	unsigned int i = 0, paprd_scale_factor = 0;
+	u8 pwr_idx, min_pwridx = 0;
 
 	ar9003_hw_set_target_power_eeprom(ah, chan->channel, targetPowerValT2);
+
+	if (ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) {
+		if (IS_CHAN_2GHZ(chan))
+			modal_hdr = &eep->modalHeader2G;
+		else
+			modal_hdr = &eep->modalHeader5G;
+
+		ah->paprd_ratemask =
+			le32_to_cpu(modal_hdr->papdRateMaskHt20) &
+			AR9300_PAPRD_RATE_MASK;
+
+		ah->paprd_ratemask_ht40 =
+			le32_to_cpu(modal_hdr->papdRateMaskHt40) &
+			AR9300_PAPRD_RATE_MASK;
+
+		paprd_scale_factor = ar9003_get_paprd_scale_factor(ah, chan);
+		min_pwridx = IS_CHAN_HT40(chan) ? ALL_TARGET_HT40_0_8_16 :
+						  ALL_TARGET_HT20_0_8_16;
+
+		if (!ah->paprd_table_write_done) {
+			memcpy(target_power_val_t2_eep, targetPowerValT2,
+			       sizeof(targetPowerValT2));
+			for (i = 0; i < 24; i++) {
+				pwr_idx = mcsidx_to_tgtpwridx(i, min_pwridx);
+				if (ah->paprd_ratemask & (1 << i)) {
+					if (targetPowerValT2[pwr_idx] &&
+					    targetPowerValT2[pwr_idx] ==
+					    target_power_val_t2_eep[pwr_idx])
+						targetPowerValT2[pwr_idx] -=
+							paprd_scale_factor;
+				}
+			}
+		}
+		memcpy(target_power_val_t2_eep, targetPowerValT2,
+		       sizeof(targetPowerValT2));
+	}
+
 	ar9003_hw_set_power_per_rate_table(ah, chan,
 					   targetPowerValT2, cfgCtl,
 					   twiceAntennaReduction,
 					   twiceMaxRegulatoryPower,
 					   powerLimit);
 
+	if (ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) {
+		for (i = 0; i < ar9300RateSize; i++) {
+			if ((ah->paprd_ratemask & (1 << i)) &&
+			    (abs(targetPowerValT2[i] -
+				target_power_val_t2_eep[i]) >
+			    paprd_scale_factor)) {
+				ah->paprd_ratemask &= ~(1 << i);
+				ath_dbg(common, ATH_DBG_EEPROM,
+					"paprd disabled for mcs %d\n", i);
+			}
+		}
+	}
+
 	regulatory->max_power_level = 0;
 	for (i = 0; i < ar9300RateSize; i++) {
 		if (targetPowerValT2[i] > regulatory->max_power_level)
@@ -4811,6 +4863,19 @@ static void ath9k_hw_ar9300_set_txpower(struct ath_hw *ah,
 	/* Write target power array to registers */
 	ar9003_hw_tx_power_regwrite(ah, targetPowerValT2);
 	ar9003_hw_calibration_apply(ah, chan->channel);
+
+	if (IS_CHAN_2GHZ(chan)) {
+		if (IS_CHAN_HT40(chan))
+			i = ALL_TARGET_HT40_0_8_16;
+		else
+			i = ALL_TARGET_HT20_0_8_16;
+	} else {
+		if (IS_CHAN_HT40(chan))
+			i = ALL_TARGET_HT40_7;
+		else
+			i = ALL_TARGET_HT20_7;
+	}
+	ah->paprd_target_power = targetPowerValT2[i];
 }
 
 static u16 ath9k_hw_ar9300_get_spur_channel(struct ath_hw *ah,
@@ -4843,14 +4908,33 @@ u8 *ar9003_get_spur_chan_ptr(struct ath_hw *ah, bool is_2ghz)
 		return eep->modalHeader5G.spurChans;
 }
 
+unsigned int ar9003_get_paprd_scale_factor(struct ath_hw *ah,
+					   struct ath9k_channel *chan)
+{
+	struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
+
+	if (IS_CHAN_2GHZ(chan))
+		return MS(le32_to_cpu(eep->modalHeader2G.papdRateMaskHt20),
+			  AR9300_PAPRD_SCALE_1);
+	else {
+		if (chan->channel >= 5700)
+		return MS(le32_to_cpu(eep->modalHeader5G.papdRateMaskHt20),
+			  AR9300_PAPRD_SCALE_1);
+		else if (chan->channel >= 5400)
+			return MS(le32_to_cpu(eep->modalHeader5G.papdRateMaskHt40),
+				   AR9300_PAPRD_SCALE_2);
+		else
+			return MS(le32_to_cpu(eep->modalHeader5G.papdRateMaskHt40),
+				  AR9300_PAPRD_SCALE_1);
+	}
+}
+
 const struct eeprom_ops eep_ar9300_ops = {
 	.check_eeprom = ath9k_hw_ar9300_check_eeprom,
 	.get_eeprom = ath9k_hw_ar9300_get_eeprom,
 	.fill_eeprom = ath9k_hw_ar9300_fill_eeprom,
 	.get_eeprom_ver = ath9k_hw_ar9300_get_eeprom_ver,
 	.get_eeprom_rev = ath9k_hw_ar9300_get_eeprom_rev,
-	.get_num_ant_config = ath9k_hw_ar9300_get_num_ant_config,
-	.get_eeprom_antenna_cfg = ath9k_hw_ar9300_get_eeprom_antenna_cfg,
 	.set_board_values = ath9k_hw_ar9300_set_board_values,
 	.set_addac = ath9k_hw_ar9300_set_addac,
 	.set_txpower = ath9k_hw_ar9300_set_txpower,