hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

rt2x00: Add rt2800 EEPROM definition 

Add and modify NIC Configuration and LED definition of EEPROM

Signed-off-by: RA-Jay Hung <jay_hung@ralinktech.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
RA-Jay Hung 2010-12-13 12:31:27 +01:00 committed by John W. Linville
parent 7a7793ef07
commit 38c8a566fc
2 changed files with 115 additions and 82 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

86
drivers/net/wireless/rt2x00/rt2800.h
View File

@ -1841,32 +1841,51 @@ struct mac_iveiv_entry {
#define EEPROM_MAC_ADDR_BYTE5 FIELD16(0xff00)
/*
* EEPROM ANTENNA config
* EEPROM NIC Configuration 0
* RXPATH: 1: 1R, 2: 2R, 3: 3R
* TXPATH: 1: 1T, 2: 2T
* TXPATH: 1: 1T, 2: 2T, 3: 3T
* RF_TYPE: RFIC type
*/
#define EEPROM_ANTENNA 0x001a
#define EEPROM_ANTENNA_RXPATH FIELD16(0x000f)
#define EEPROM_ANTENNA_TXPATH FIELD16(0x00f0)
#define EEPROM_ANTENNA_RF_TYPE FIELD16(0x0f00)
#define EEPROM_NIC_CONF0 0x001a
#define EEPROM_NIC_CONF0_RXPATH FIELD16(0x000f)
#define EEPROM_NIC_CONF0_TXPATH FIELD16(0x00f0)
#define EEPROM_NIC_CONF0_RF_TYPE FIELD16(0x0f00)
/*
* EEPROM NIC config
* CARDBUS_ACCEL: 0 - enable, 1 - disable
* EEPROM NIC Configuration 1
* HW_RADIO: 0: disable, 1: enable
* EXTERNAL_TX_ALC: 0: disable, 1: enable
* EXTERNAL_LNA_2G: 0: disable, 1: enable
* EXTERNAL_LNA_5G: 0: disable, 1: enable
* CARDBUS_ACCEL: 0: enable, 1: disable
* BW40M_SB_2G: 0: disable, 1: enable
* BW40M_SB_5G: 0: disable, 1: enable
* WPS_PBC: 0: disable, 1: enable
* BW40M_2G: 0: enable, 1: disable
* BW40M_5G: 0: enable, 1: disable
* BROADBAND_EXT_LNA: 0: disable, 1: enable
* ANT_DIVERSITY: 00: Disable, 01: Diversity,
* 10: Main antenna, 11: Aux antenna
* INTERNAL_TX_ALC: 0: disable, 1: enable
* BT_COEXIST: 0: disable, 1: enable
* DAC_TEST: 0: disable, 1: enable
*/
#define EEPROM_NIC 0x001b
#define EEPROM_NIC_HW_RADIO FIELD16(0x0001)
#define EEPROM_NIC_DYNAMIC_TX_AGC FIELD16(0x0002)
#define EEPROM_NIC_EXTERNAL_LNA_BG FIELD16(0x0004)
#define EEPROM_NIC_EXTERNAL_LNA_A FIELD16(0x0008)
#define EEPROM_NIC_CARDBUS_ACCEL FIELD16(0x0010)
#define EEPROM_NIC_BW40M_SB_BG FIELD16(0x0020)
#define EEPROM_NIC_BW40M_SB_A FIELD16(0x0040)
#define EEPROM_NIC_WPS_PBC FIELD16(0x0080)
#define EEPROM_NIC_BW40M_BG FIELD16(0x0100)
#define EEPROM_NIC_BW40M_A FIELD16(0x0200)
#define EEPROM_NIC_ANT_DIVERSITY FIELD16(0x0800)
#define EEPROM_NIC_DAC_TEST FIELD16(0x8000)
#define EEPROM_NIC_CONF1 0x001b
#define EEPROM_NIC_CONF1_HW_RADIO FIELD16(0x0001)
#define EEPROM_NIC_CONF1_EXTERNAL_TX_ALC FIELD16(0x0002)
#define EEPROM_NIC_CONF1_EXTERNAL_LNA_2G FIELD16(0x0004)
#define EEPROM_NIC_CONF1_EXTERNAL_LNA_5G FIELD16(0x0008)
#define EEPROM_NIC_CONF1_CARDBUS_ACCEL FIELD16(0x0010)
#define EEPROM_NIC_CONF1_BW40M_SB_2G FIELD16(0x0020)
#define EEPROM_NIC_CONF1_BW40M_SB_5G FIELD16(0x0040)
#define EEPROM_NIC_CONF1_WPS_PBC FIELD16(0x0080)
#define EEPROM_NIC_CONF1_BW40M_2G FIELD16(0x0100)
#define EEPROM_NIC_CONF1_BW40M_5G FIELD16(0x0200)
#define EEPROM_NIC_CONF1_BROADBAND_EXT_LNA FIELD16(0x400)
#define EEPROM_NIC_CONF1_ANT_DIVERSITY FIELD16(0x1800)
#define EEPROM_NIC_CONF1_INTERNAL_TX_ALC FIELD16(0x2000)
#define EEPROM_NIC_CONF1_BT_COEXIST FIELD16(0x4000)
#define EEPROM_NIC_CONF1_DAC_TEST FIELD16(0x8000)
/*
* EEPROM frequency
@ -1888,9 +1907,9 @@ struct mac_iveiv_entry {
* POLARITY_GPIO_4: Polarity GPIO4 setting.
* LED_MODE: Led mode.
*/
#define EEPROM_LED1 0x001e
#define EEPROM_LED2 0x001f
#define EEPROM_LED3 0x0020
#define EEPROM_LED_AG_CONF 0x001e
#define EEPROM_LED_ACT_CONF 0x001f
#define EEPROM_LED_POLARITY 0x0020
#define EEPROM_LED_POLARITY_RDY_BG FIELD16(0x0001)
#define EEPROM_LED_POLARITY_RDY_A FIELD16(0x0002)
#define EEPROM_LED_POLARITY_ACT FIELD16(0x0004)
@ -1901,6 +1920,17 @@ struct mac_iveiv_entry {
#define EEPROM_LED_POLARITY_GPIO_4 FIELD16(0x0080)
#define EEPROM_LED_LED_MODE FIELD16(0x1f00)
/*
* EEPROM NIC Configuration 2
* RX_STREAM: 0: Reserved, 1: 1 Stream, 2: 2 Stream
* TX_STREAM: 0: Reserved, 1: 1 Stream, 2: 2 Stream
* CRYSTAL: 00: Reserved, 01: One crystal, 10: Two crystal, 11: Reserved
*/
#define EEPROM_NIC_CONF2 0x0021
#define EEPROM_NIC_CONF2_RX_STREAM FIELD16(0x000f)
#define EEPROM_NIC_CONF2_TX_STREAM FIELD16(0x00f0)
#define EEPROM_NIC_CONF2_CRYSTAL FIELD16(0x0600)
/*
* EEPROM LNA
*/
@ -1951,7 +1981,7 @@ struct mac_iveiv_entry {
/*
* EEPROM TXpower delta: 20MHZ AND 40 MHZ use different power.
* This is delta in 40MHZ.
* This is delta in 40MHZ.
* VALUE: Tx Power dalta value (MAX=4)
* TYPE: 1: Plus the delta value, 0: minus the delta value
* TXPOWER: Enable:
@ -2007,9 +2037,9 @@ struct mac_iveiv_entry {
#define MCU_CURRENT 0x36
#define MCU_LED 0x50
#define MCU_LED_STRENGTH 0x51
#define MCU_LED_1 0x52
#define MCU_LED_2 0x53
#define MCU_LED_3 0x54
#define MCU_LED_AG_CONF 0x52
#define MCU_LED_ACT_CONF 0x53
#define MCU_LED_LED_POLARITY 0x54
#define MCU_RADAR 0x60
#define MCU_BOOT_SIGNAL 0x72
#define MCU_BBP_SIGNAL 0x80

111
drivers/net/wireless/rt2x00/rt2800lib.c
View File

@ -1930,8 +1930,8 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) ||
rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) ||
rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) {
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
if (rt2x00_get_field16(eeprom, EEPROM_NIC_DAC_TEST))
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom);
if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST))
rt2800_register_write(rt2x00dev, TX_SW_CFG2,
0x0000002c);
else
@ -2376,10 +2376,10 @@ static int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev)
rt2x00_rt(rt2x00dev, RT3390)) {
rt2800_bbp_read(rt2x00dev, 138, &value);
rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom);
if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) == 1)
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1)
value |= 0x20;
if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) == 1)
if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1)
value &= ~0x02;
rt2800_bbp_write(rt2x00dev, 138, value);
@ -2591,8 +2591,8 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev)
rt2x00_set_field32(&reg, LDO_CFG0_BGSEL, 1);
if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) ||
rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E)) {
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
if (rt2x00_get_field16(eeprom, EEPROM_NIC_DAC_TEST))
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom);
if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST))
rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 3);
else
rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 0);
@ -2665,10 +2665,10 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev)
if (rt2x00_rt(rt2x00dev, RT3090)) {
rt2800_bbp_read(rt2x00dev, 138, &bbp);
rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom);
if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) == 1)
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1)
rt2x00_set_field8(&bbp, BBP138_RX_ADC1, 0);
if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) == 1)
if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1)
rt2x00_set_field8(&bbp, BBP138_TX_DAC1, 1);
rt2800_bbp_write(rt2x00dev, 138, bbp);
@ -2767,16 +2767,16 @@ int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev)
/*
* Initialize LED control
*/
rt2x00_eeprom_read(rt2x00dev, EEPROM_LED1, &word);
rt2800_mcu_request(rt2x00dev, MCU_LED_1, 0xff,
rt2x00_eeprom_read(rt2x00dev, EEPROM_LED_AG_CONF, &word);
rt2800_mcu_request(rt2x00dev, MCU_LED_AG_CONF, 0xff,
word & 0xff, (word >> 8) & 0xff);
rt2x00_eeprom_read(rt2x00dev, EEPROM_LED2, &word);
rt2800_mcu_request(rt2x00dev, MCU_LED_2, 0xff,
rt2x00_eeprom_read(rt2x00dev, EEPROM_LED_ACT_CONF, &word);
rt2800_mcu_request(rt2x00dev, MCU_LED_ACT_CONF, 0xff,
word & 0xff, (word >> 8) & 0xff);
rt2x00_eeprom_read(rt2x00dev, EEPROM_LED3, &word);
rt2800_mcu_request(rt2x00dev, MCU_LED_3, 0xff,
rt2x00_eeprom_read(rt2x00dev, EEPROM_LED_POLARITY, &word);
rt2800_mcu_request(rt2x00dev, MCU_LED_LED_POLARITY, 0xff,
word & 0xff, (word >> 8) & 0xff);
return 0;
@ -2870,38 +2870,41 @@ int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev)
EEPROM(rt2x00dev, "MAC: %pM\n", mac);
}
rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &word);
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &word);
if (word == 0xffff) {
rt2x00_set_field16(&word, EEPROM_ANTENNA_RXPATH, 2);
rt2x00_set_field16(&word, EEPROM_ANTENNA_TXPATH, 1);
rt2x00_set_field16(&word, EEPROM_ANTENNA_RF_TYPE, RF2820);
rt2x00_eeprom_write(rt2x00dev, EEPROM_ANTENNA, word);
rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RXPATH, 2);
rt2x00_set_field16(&word, EEPROM_NIC_CONF0_TXPATH, 1);
rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RF_TYPE, RF2820);
rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word);
EEPROM(rt2x00dev, "Antenna: 0x%04x\n", word);
} else if (rt2x00_rt(rt2x00dev, RT2860) ||
rt2x00_rt(rt2x00dev, RT2872)) {
/*
* There is a max of 2 RX streams for RT28x0 series
*/
if (rt2x00_get_field16(word, EEPROM_ANTENNA_RXPATH) > 2)
rt2x00_set_field16(&word, EEPROM_ANTENNA_RXPATH, 2);
rt2x00_eeprom_write(rt2x00dev, EEPROM_ANTENNA, word);
if (rt2x00_get_field16(word, EEPROM_NIC_CONF0_RXPATH) > 2)
rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RXPATH, 2);
rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word);
}
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &word);
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &word);
if (word == 0xffff) {
rt2x00_set_field16(&word, EEPROM_NIC_HW_RADIO, 0);
rt2x00_set_field16(&word, EEPROM_NIC_DYNAMIC_TX_AGC, 0);
rt2x00_set_field16(&word, EEPROM_NIC_EXTERNAL_LNA_BG, 0);
rt2x00_set_field16(&word, EEPROM_NIC_EXTERNAL_LNA_A, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CARDBUS_ACCEL, 0);
rt2x00_set_field16(&word, EEPROM_NIC_BW40M_SB_BG, 0);
rt2x00_set_field16(&word, EEPROM_NIC_BW40M_SB_A, 0);
rt2x00_set_field16(&word, EEPROM_NIC_WPS_PBC, 0);
rt2x00_set_field16(&word, EEPROM_NIC_BW40M_BG, 0);
rt2x00_set_field16(&word, EEPROM_NIC_BW40M_A, 0);
rt2x00_set_field16(&word, EEPROM_NIC_ANT_DIVERSITY, 0);
rt2x00_set_field16(&word, EEPROM_NIC_DAC_TEST, 0);
rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC, word);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_HW_RADIO, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_TX_ALC, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_CARDBUS_ACCEL, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_SB_2G, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_SB_5G, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_WPS_PBC, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_2G, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_5G, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BROADBAND_EXT_LNA, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_ANT_DIVERSITY, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_INTERNAL_TX_ALC, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BT_COEXIST, 0);
rt2x00_set_field16(&word, EEPROM_NIC_CONF1_DAC_TEST, 0);
rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC_CONF1, word);
EEPROM(rt2x00dev, "NIC: 0x%04x\n", word);
}
@ -2916,9 +2919,9 @@ int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev)
LED_MODE_TXRX_ACTIVITY);
rt2x00_set_field16(&word, EEPROM_FREQ_LED_POLARITY, 0);
rt2x00_eeprom_write(rt2x00dev, EEPROM_FREQ, word);
rt2x00_eeprom_write(rt2x00dev, EEPROM_LED1, 0x5555);
rt2x00_eeprom_write(rt2x00dev, EEPROM_LED2, 0x2221);
rt2x00_eeprom_write(rt2x00dev, EEPROM_LED3, 0xa9f8);
rt2x00_eeprom_write(rt2x00dev, EEPROM_LED_AG_CONF, 0x5555);
rt2x00_eeprom_write(rt2x00dev, EEPROM_LED_ACT_CONF, 0x2221);
rt2x00_eeprom_write(rt2x00dev, EEPROM_LED_POLARITY, 0xa9f8);
EEPROM(rt2x00dev, "Led Mode: 0x%04x\n", word);
}
@ -2982,12 +2985,12 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev)
/*
* Read EEPROM word for configuration.
*/
rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom);
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
/*
* Identify RF chipset.
*/
value = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RF_TYPE);
value = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RF_TYPE);
rt2800_register_read(rt2x00dev, MAC_CSR0, &reg);
rt2x00_set_chip(rt2x00dev, rt2x00_get_field32(reg, MAC_CSR0_CHIPSET),
@ -3023,9 +3026,9 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev)
* Identify default antenna configuration.
*/
rt2x00dev->default_ant.tx =
rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH);
rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH);
rt2x00dev->default_ant.rx =
rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH);
rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH);
/*
* Read frequency offset and RF programming sequence.
@ -3036,17 +3039,17 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev)
/*
* Read external LNA informations.
*/
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom);
if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_A))
if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G))
__set_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags);
if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_BG))
if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G))
__set_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags);
/*
* Detect if this device has an hardware controlled radio.
*/
if (rt2x00_get_field16(eeprom, EEPROM_NIC_HW_RADIO))
if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_HW_RADIO))
__set_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags);
/*
@ -3258,7 +3261,7 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
rt2x00dev->hw->max_report_rates = 7;
rt2x00dev->hw->max_rate_tries = 1;
rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom);
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
/*
* Initialize hw_mode information.
@ -3302,11 +3305,11 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
IEEE80211_HT_CAP_SGI_20 |
IEEE80211_HT_CAP_SGI_40;
if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) >= 2)
if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) >= 2)
spec->ht.cap |= IEEE80211_HT_CAP_TX_STBC;
spec->ht.cap |=
rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) <<
rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) <<
IEEE80211_HT_CAP_RX_STBC_SHIFT;
spec->ht.ampdu_factor = 3;
@ -3314,10 +3317,10 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
spec->ht.mcs.tx_params =
IEEE80211_HT_MCS_TX_DEFINED |
IEEE80211_HT_MCS_TX_RX_DIFF |
((rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) - 1) <<
((rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) - 1) <<
IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT);
switch (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH)) {
switch (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH)) {
case 3:
spec->ht.mcs.rx_mask[2] = 0xff;
case 2: