diff options
Diffstat (limited to 'package/mac80211/patches/311-rt2x00-Channel-HT40-fixes-rt2800pci.patch')
| -rw-r--r-- | package/mac80211/patches/311-rt2x00-Channel-HT40-fixes-rt2800pci.patch | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/package/mac80211/patches/311-rt2x00-Channel-HT40-fixes-rt2800pci.patch b/package/mac80211/patches/311-rt2x00-Channel-HT40-fixes-rt2800pci.patch new file mode 100644 index 0000000000..635cdeef1c --- /dev/null +++ b/package/mac80211/patches/311-rt2x00-Channel-HT40-fixes-rt2800pci.patch @@ -0,0 +1,193 @@ +From 1c042f183a52db009c2c0940ecff04ae954318e2 Mon Sep 17 00:00:00 2001 +From: Ivo van Doorn <IvDoorn@gmail.com> +Date: Sun, 8 Feb 2009 00:08:37 +0100 +Subject: [PATCH] rt2x00: Channel HT40+/- fixes (rt2800pci) + +Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> +--- + drivers/net/wireless/rt2x00/rt2800pci.c | 69 +++++++++++++++---------------- + drivers/net/wireless/rt2x00/rt2800pci.h | 3 +- + 2 files changed, 36 insertions(+), 36 deletions(-) + +diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c +index 95eb053..ddea65b 100644 +--- a/drivers/net/wireless/rt2x00/rt2800pci.c ++++ b/drivers/net/wireless/rt2x00/rt2800pci.c +@@ -603,7 +603,7 @@ static void rt2800pci_config_ant(struct rt2x00_dev *rt2x00dev, + rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 0); + break; + case 2: +- rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 16); ++ rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 2); + break; + case 3: + /* Do nothing */ +@@ -653,6 +653,7 @@ static void rt2800pci_config_lna_gain(struct rt2x00_dev *rt2x00dev, + } + + static void rt2800pci_config_channel(struct rt2x00_dev *rt2x00dev, ++ struct ieee80211_conf *conf, + struct rf_channel *rf, + struct channel_info *info) + { +@@ -660,34 +661,20 @@ static void rt2800pci_config_channel(struct rt2x00_dev *rt2x00dev, + unsigned int tx_pin; + u16 eeprom; + +- tx_pin = 0; +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN, 1); +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A0_EN, 1); +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G0_EN, 1); +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A1_EN, 1); +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G1_EN, 1); +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFTR_EN, 1); +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_TRSW_EN, 1); +- + rt2x00_set_field32(&rf->rf4, RF4_FREQ_OFFSET, rt2x00dev->freq_offset); + + /* + * Determine antenna settings from EEPROM + */ + rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom); ++ + if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) == 1) { + rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_TX1, 1); +- /* Turn off unused PA or LNA when only 1T or 1R */ +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A1_EN, 0); +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN, 0); + } + + if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) == 1) { + rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX1, 1); + rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1); +- /* Turn off unused PA or LNA when only 1T or 1R */ +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A1_EN, 0); +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G1_EN, 0); + } else if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) == 2) + rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1); + +@@ -715,19 +702,14 @@ static void rt2800pci_config_channel(struct rt2x00_dev *rt2x00dev, + + rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A, + TXPOWER_A_TO_DEV(info->tx_power2)); +- +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A0_EN, 1); + } else { + rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_G, + TXPOWER_G_TO_DEV(info->tx_power1)); + rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_G, + TXPOWER_G_TO_DEV(info->tx_power2)); +- +- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, 1); + } + +- rt2x00_set_field32(&rf->rf4, RF4_BW40, +- test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)); ++ rt2x00_set_field32(&rf->rf4, RF4_HT40, conf_is_ht40(conf)); + + rt2800pci_rf_write(rt2x00dev, 1, rf->rf1); + rt2800pci_rf_write(rt2x00dev, 2, rf->rf2); +@@ -764,11 +746,6 @@ static void rt2800pci_config_channel(struct rt2x00_dev *rt2x00dev, + rt2800pci_bbp_write(rt2x00dev, 82, 0x84); + rt2800pci_bbp_write(rt2x00dev, 75, 0x50); + } +- +- rt2x00pci_register_read(rt2x00dev, TX_BAND_CFG, ®); +- rt2x00_set_field32(&rf->rf3, TX_BAND_CFG_A, 0); +- rt2x00_set_field32(&rf->rf3, TX_BAND_CFG_BG, 1); +- rt2x00pci_register_write(rt2x00dev, TX_BAND_CFG, reg); + } else { + rt2800pci_bbp_write(rt2x00dev, 82, 0xf2); + +@@ -776,13 +753,35 @@ static void rt2800pci_config_channel(struct rt2x00_dev *rt2x00dev, + rt2800pci_bbp_write(rt2x00dev, 75, 0x46); + else + rt2800pci_bbp_write(rt2x00dev, 75, 0x50); ++ } + +- rt2x00pci_register_read(rt2x00dev, TX_BAND_CFG, ®); +- rt2x00_set_field32(&rf->rf3, TX_BAND_CFG_A, 1); +- rt2x00_set_field32(&rf->rf3, TX_BAND_CFG_BG, 0); +- rt2x00pci_register_write(rt2x00dev, TX_BAND_CFG, reg); ++ rt2x00pci_register_read(rt2x00dev, TX_BAND_CFG, ®); ++ rt2x00_set_field32(®, TX_BAND_CFG_HT40_PLUS, conf_is_ht40_plus(conf)); ++ rt2x00_set_field32(®, TX_BAND_CFG_A, rf->channel > 14); ++ rt2x00_set_field32(®, TX_BAND_CFG_BG, rf->channel <= 14); ++ rt2x00pci_register_write(rt2x00dev, TX_BAND_CFG, reg); ++ ++ tx_pin = 0; ++ ++ /* Turn on unused PA or LNA when not using 1T or 1R */ ++ if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) != 1) { ++ rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A1_EN, 1); ++ rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN, 1); ++ } ++ ++ /* Turn on unused PA or LNA when not using 1T or 1R */ ++ if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) != 1) { ++ rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A1_EN, 1); ++ rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G1_EN, 1); + } + ++ rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A0_EN, 1); ++ rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G0_EN, 1); ++ rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFTR_EN, 1); ++ rt2x00_set_field32(&tx_pin, TX_PIN_CFG_TRSW_EN, 1); ++ rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, rf->channel <= 14); ++ rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A0_EN, rf->channel > 14); ++ + rt2x00pci_register_write(rt2x00dev, TX_PIN_CFG, tx_pin); + + msleep(1); +@@ -917,8 +916,8 @@ static void rt2800pci_config(struct rt2x00_dev *rt2x00dev, + rt2800pci_config_lna_gain(rt2x00dev, libconf); + + if (flags & IEEE80211_CONF_CHANGE_CHANNEL) +- rt2800pci_config_channel(rt2x00dev, &libconf->rf, +- &libconf->channel); ++ rt2800pci_config_channel(rt2x00dev, libconf->conf, ++ &libconf->rf, &libconf->channel); + if (flags & IEEE80211_CONF_CHANGE_POWER) + rt2800pci_config_txpower(rt2x00dev, libconf->conf->power_level); + if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS) +@@ -2724,14 +2723,14 @@ static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = { + + static const struct data_queue_desc rt2800pci_queue_rx = { + .entry_num = RX_ENTRIES, +- .data_size = DATA_FRAME_SIZE, ++ .data_size = AGGREGATION_SIZE, + .desc_size = RXD_DESC_SIZE, + .priv_size = sizeof(struct queue_entry_priv_pci), + }; + + static const struct data_queue_desc rt2800pci_queue_tx = { + .entry_num = TX_ENTRIES, +- .data_size = DATA_FRAME_SIZE, ++ .data_size = AGGREGATION_SIZE, + .desc_size = TXD_DESC_SIZE, + .priv_size = sizeof(struct queue_entry_priv_pci), + }; +diff --git a/drivers/net/wireless/rt2x00/rt2800pci.h b/drivers/net/wireless/rt2x00/rt2800pci.h +index 39f045c..0682a6a 100644 +--- a/drivers/net/wireless/rt2x00/rt2800pci.h ++++ b/drivers/net/wireless/rt2x00/rt2800pci.h +@@ -791,6 +791,7 @@ + * TX_BAND_CFG: 0x1 use upper 20MHz, 0x0 use lower 20MHz + */ + #define TX_BAND_CFG 0x132c ++#define TX_BAND_CFG_HT40_PLUS FIELD32(0x00000001) + #define TX_BAND_CFG_A FIELD32(0x00000002) + #define TX_BAND_CFG_BG FIELD32(0x00000004) + +@@ -1496,7 +1497,7 @@ struct mac_iveiv_entry { + #define RF4_TXPOWER_A_7DBM_BOOST FIELD32(0x00000040) + #define RF4_TXPOWER_A FIELD32(0x00000780) + #define RF4_FREQ_OFFSET FIELD32(0x001f8000) +-#define RF4_BW40 FIELD32(0x00200000) ++#define RF4_HT40 FIELD32(0x00200000) + + /* + * EEPROM content. +-- +1.6.0 + |