From e53f1806ad975dce4888ec16398735e4c6ad6cde Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Sat, 7 Feb 2009 17:18:03 +0100 Subject: [PATCH] rt2x00: Fix MCS rx_mask (rt2800pci) Signed-off-by: Ivo van Doorn --- drivers/net/wireless/rt2x00/rt2800pci.c | 22 ++++++++++++++++++++-- 1 files changed, 20 insertions(+), 2 deletions(-) --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -2193,6 +2193,13 @@ static int rt2800pci_validate_eeprom(str rt2x00_set_field16(&word, EEPROM_ANTENNA_RF_TYPE, RF2820); rt2x00_eeprom_write(rt2x00dev, EEPROM_ANTENNA, word); EEPROM(rt2x00dev, "Antenna: 0x%04x\n", word); + } else if (rt2x00_rev(&rt2x00dev->chip) < RT2883_VERSION) { + /* + * There is a max of 2 RX streams for RT2860 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); } rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &word); @@ -2416,6 +2423,7 @@ static int rt2800pci_probe_hw_mode(struc char *tx_power1; char *tx_power2; unsigned int i; + u16 eeprom; /* * Initialize all hw fields. @@ -2432,6 +2440,8 @@ static int rt2800pci_probe_hw_mode(struc rt2x00_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0)); + rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom); + /* * Initialize hw_mode information. */ @@ -2463,11 +2473,19 @@ static int rt2800pci_probe_hw_mode(struc IEEE80211_HT_CAP_PSMP_SUPPORT; spec->ht.ampdu_factor = 3; spec->ht.ampdu_density = 4; - spec->ht.mcs.rx_mask[0] = 0xff; - spec->ht.mcs.rx_mask[1] = 0xff; spec->ht.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; + switch (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH)) { + case 3: + spec->ht.mcs.rx_mask[2] = 0xff; + case 2: + spec->ht.mcs.rx_mask[1] = 0xff; + case 1: + spec->ht.mcs.rx_mask[0] = 0xff; + break; + } + /* * Create channel information array */