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Diffstat (limited to 'package/mac80211/patches/532-ath9k_paprd_training_power.patch')
-rw-r--r--package/mac80211/patches/532-ath9k_paprd_training_power.patch233
1 files changed, 0 insertions, 233 deletions
diff --git a/package/mac80211/patches/532-ath9k_paprd_training_power.patch b/package/mac80211/patches/532-ath9k_paprd_training_power.patch
deleted file mode 100644
index 2f8200772..000000000
--- a/package/mac80211/patches/532-ath9k_paprd_training_power.patch
+++ /dev/null
@@ -1,233 +0,0 @@
---- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
-@@ -30,9 +30,69 @@ void ar9003_paprd_enable(struct ath_hw *
- }
- EXPORT_SYMBOL(ar9003_paprd_enable);
-
--static void ar9003_paprd_setup_single_table(struct ath_hw *ah)
-+static int ar9003_get_training_power_2g(struct ath_hw *ah)
- {
- struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
-+ struct ar9300_modal_eep_header *hdr = &eep->modalHeader2G;
-+ unsigned int power, scale, delta;
-+
-+ scale = MS(le32_to_cpu(hdr->papdRateMaskHt20), AR9300_PAPRD_SCALE_1);
-+ power = REG_READ_FIELD(ah, AR_PHY_POWERTX_RATE5,
-+ AR_PHY_POWERTX_RATE5_POWERTXHT20_0);
-+
-+ delta = abs((int) ah->paprd_target_power - (int) power);
-+ if (delta > scale)
-+ return -1;
-+
-+ if (delta < 4)
-+ power -= 4 - delta;
-+
-+ return power;
-+}
-+
-+static int get_streams(int mask)
-+{
-+ return !!(mask & BIT(0)) + !!(mask & BIT(1)) + !!(mask & BIT(2));
-+}
-+
-+static int ar9003_get_training_power_5g(struct ath_hw *ah)
-+{
-+ struct ath_common *common = ath9k_hw_common(ah);
-+ struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
-+ struct ar9300_modal_eep_header *hdr = &eep->modalHeader5G;
-+ struct ath9k_channel *chan = ah->curchan;
-+ unsigned int power, scale, delta;
-+
-+ if (chan->channel >= 5700)
-+ scale = MS(le32_to_cpu(hdr->papdRateMaskHt20),
-+ AR9300_PAPRD_SCALE_1);
-+ else if (chan->channel >= 5400)
-+ scale = MS(le32_to_cpu(hdr->papdRateMaskHt40),
-+ AR9300_PAPRD_SCALE_2);
-+ else
-+ scale = MS(le32_to_cpu(hdr->papdRateMaskHt40),
-+ AR9300_PAPRD_SCALE_1);
-+
-+ if (IS_CHAN_HT40(chan))
-+ power = REG_READ_FIELD(ah, AR_PHY_POWERTX_RATE8,
-+ AR_PHY_POWERTX_RATE8_POWERTXHT40_5);
-+ else
-+ power = REG_READ_FIELD(ah, AR_PHY_POWERTX_RATE6,
-+ AR_PHY_POWERTX_RATE6_POWERTXHT20_5);
-+
-+ power += scale;
-+ delta = abs((int) ah->paprd_target_power - (int) power);
-+ if (delta > scale)
-+ return -1;
-+
-+ power += 2 * get_streams(common->tx_chainmask);
-+ return power;
-+}
-+
-+static int ar9003_paprd_setup_single_table(struct ath_hw *ah)
-+{
-+ struct ath_common *common = ath9k_hw_common(ah);
-+ struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
- struct ar9300_modal_eep_header *hdr;
- static const u32 ctrl0[3] = {
- AR_PHY_PAPRD_CTRL0_B0,
-@@ -45,6 +105,7 @@ static void ar9003_paprd_setup_single_ta
- AR_PHY_PAPRD_CTRL1_B2
- };
- u32 am_mask, ht40_mask;
-+ int training_power;
- int i;
-
- if (ah->curchan && IS_CHAN_5GHZ(ah->curchan))
-@@ -55,11 +116,25 @@ static void ar9003_paprd_setup_single_ta
- am_mask = le32_to_cpu(hdr->papdRateMaskHt20) & AR9300_PAPRD_RATE_MASK;
- ht40_mask = le32_to_cpu(hdr->papdRateMaskHt40) & AR9300_PAPRD_RATE_MASK;
-
-+ if (IS_CHAN_2GHZ(ah->curchan))
-+ training_power = ar9003_get_training_power_2g(ah);
-+ else
-+ training_power = ar9003_get_training_power_5g(ah);
-+
-+ if (training_power < 0) {
-+ ath_dbg(common, ATH_DBG_CALIBRATE,
-+ "PAPRD target power delta out of range");
-+ return -ERANGE;
-+ }
-+ ah->paprd_training_power = training_power;
-+ ath_dbg(common, ATH_DBG_CALIBRATE,
-+ "Training power: %d, Target power: %d\n",
-+ ah->paprd_training_power, ah->paprd_target_power);
-+
- REG_RMW_FIELD(ah, AR_PHY_PAPRD_AM2AM, AR_PHY_PAPRD_AM2AM_MASK, am_mask);
- REG_RMW_FIELD(ah, AR_PHY_PAPRD_AM2PM, AR_PHY_PAPRD_AM2PM_MASK, am_mask);
- REG_RMW_FIELD(ah, AR_PHY_PAPRD_HT40, AR_PHY_PAPRD_HT40_MASK, ht40_mask);
-
--
- for (i = 0; i < ah->caps.max_txchains; i++) {
- REG_RMW_FIELD(ah, ctrl0[i],
- AR_PHY_PAPRD_CTRL0_USE_SINGLE_TABLE_MASK, 1);
-@@ -141,6 +216,7 @@ static void ar9003_paprd_setup_single_ta
- AR_PHY_PAPRD_PRE_POST_SCALING, 185706);
- REG_RMW_FIELD(ah, AR_PHY_PAPRD_PRE_POST_SCALE_7_B0,
- AR_PHY_PAPRD_PRE_POST_SCALING, 175487);
-+ return 0;
- }
-
- static void ar9003_paprd_get_gain_table(struct ath_hw *ah)
-@@ -595,15 +671,10 @@ void ar9003_paprd_populate_single_table(
- {
- u32 *paprd_table_val = caldata->pa_table[chain];
- u32 small_signal_gain = caldata->small_signal_gain[chain];
-- u32 training_power;
-+ u32 training_power = ah->paprd_training_power;
- u32 reg = 0;
- int i;
-
-- training_power =
-- REG_READ_FIELD(ah, AR_PHY_POWERTX_RATE5,
-- AR_PHY_POWERTX_RATE5_POWERTXHT20_0);
-- training_power -= 4;
--
- if (chain == 0)
- reg = AR_PHY_PAPRD_MEM_TAB_B0;
- else if (chain == 1)
-@@ -643,14 +714,8 @@ EXPORT_SYMBOL(ar9003_paprd_populate_sing
-
- int ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain)
- {
--
- unsigned int i, desired_gain, gain_index;
-- unsigned int train_power;
--
-- train_power = REG_READ_FIELD(ah, AR_PHY_POWERTX_RATE5,
-- AR_PHY_POWERTX_RATE5_POWERTXHT20_0);
--
-- train_power = train_power - 4;
-+ unsigned int train_power = ah->paprd_training_power;
-
- desired_gain = ar9003_get_desired_gain(ah, chain, train_power);
-
-@@ -716,7 +781,12 @@ EXPORT_SYMBOL(ar9003_paprd_create_curve)
-
- int ar9003_paprd_init_table(struct ath_hw *ah)
- {
-- ar9003_paprd_setup_single_table(ah);
-+ int ret;
-+
-+ ret = ar9003_paprd_setup_single_table(ah);
-+ if (ret < 0)
-+ return ret;
-+
- ar9003_paprd_get_gain_table(ah);
- return 0;
- }
---- a/drivers/net/wireless/ath/ath9k/hw.h
-+++ b/drivers/net/wireless/ath/ath9k/hw.h
-@@ -835,6 +835,8 @@ struct ath_hw {
- u32 bb_watchdog_last_status;
- u32 bb_watchdog_timeout_ms; /* in ms, 0 to disable */
-
-+ unsigned int paprd_target_power;
-+ unsigned int paprd_training_power;
- u32 paprd_gain_table_entries[PAPRD_GAIN_TABLE_ENTRIES];
- u8 paprd_gain_table_index[PAPRD_GAIN_TABLE_ENTRIES];
- /*
---- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
-@@ -1090,6 +1090,14 @@
- #define AR_PHY_POWERTX_RATE5_POWERTXHT20_0 0x3F
- #define AR_PHY_POWERTX_RATE5_POWERTXHT20_0_S 0
-
-+#define AR_PHY_POWERTX_RATE6 (AR_SM_BASE + 0x1d4)
-+#define AR_PHY_POWERTX_RATE6_POWERTXHT20_5 0x3F00
-+#define AR_PHY_POWERTX_RATE6_POWERTXHT20_5_S 8
-+
-+#define AR_PHY_POWERTX_RATE8 (AR_SM_BASE + 0x1dc)
-+#define AR_PHY_POWERTX_RATE8_POWERTXHT40_5 0x3F00
-+#define AR_PHY_POWERTX_RATE8_POWERTXHT40_5_S 8
-+
- void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx);
-
- #endif /* AR9003_PHY_H */
---- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
-@@ -4798,6 +4798,19 @@ static void ath9k_hw_ar9300_set_txpower(
- /* 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,
---- a/drivers/net/wireless/ath/ath9k/main.c
-+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -373,6 +373,9 @@ void ath_paprd_calibrate(struct work_str
- if (!caldata)
- return;
-
-+ if (ar9003_paprd_init_table(ah) < 0)
-+ return;
-+
- skb = alloc_skb(len, GFP_KERNEL);
- if (!skb)
- return;
-@@ -388,7 +391,6 @@ void ath_paprd_calibrate(struct work_str
- memcpy(hdr->addr3, hw->wiphy->perm_addr, ETH_ALEN);
-
- ath9k_ps_wakeup(sc);
-- ar9003_paprd_init_table(ah);
- for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
- if (!(common->tx_chainmask & BIT(chain)))
- continue;
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 04:05:53 +0000