66 lines
2.0 KiB
Diff
66 lines
2.0 KiB
Diff
From d91bfd139f98e60222e7556b696b8caa66f658bb Mon Sep 17 00:00:00 2001
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From: Ivo van Doorn <IvDoorn@gmail.com>
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Date: Sat, 7 Feb 2009 17:18:34 +0100
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Subject: [PATCH] rt2x00: Fix MCS rx_mask (rt2800usb)
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Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
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---
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drivers/net/wireless/rt2x00/rt2800usb.c | 22 ++++++++++++++++++++--
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1 files changed, 20 insertions(+), 2 deletions(-)
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--- a/drivers/net/wireless/rt2x00/rt2800usb.c
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+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
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@@ -2215,6 +2215,13 @@ static int rt2800usb_validate_eeprom(str
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rt2x00_set_field16(&word, EEPROM_ANTENNA_RF_TYPE, RF2820);
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rt2x00_eeprom_write(rt2x00dev, EEPROM_ANTENNA, word);
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EEPROM(rt2x00dev, "Antenna: 0x%04x\n", word);
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+ } else if (rt2x00_rev(&rt2x00dev->chip) < RT2883_VERSION) {
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+ /*
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+ * There is a max of 2 RX streams for RT2860 series
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+ */
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+ if (rt2x00_get_field16(word, EEPROM_ANTENNA_RXPATH) > 2)
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+ rt2x00_set_field16(&word, EEPROM_ANTENNA_RXPATH, 2);
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+ rt2x00_eeprom_write(rt2x00dev, EEPROM_ANTENNA, word);
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}
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rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &word);
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@@ -2465,6 +2472,7 @@ static int rt2800usb_probe_hw_mode(struc
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char *tx_power1;
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char *tx_power2;
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unsigned int i;
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+ u16 eeprom;
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/*
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* Initialize all hw fields.
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@@ -2481,6 +2489,8 @@ static int rt2800usb_probe_hw_mode(struc
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rt2x00_eeprom_addr(rt2x00dev,
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EEPROM_MAC_ADDR_0));
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+ rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom);
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+
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/*
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* Initialize HT information.
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*/
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@@ -2495,11 +2505,19 @@ static int rt2800usb_probe_hw_mode(struc
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IEEE80211_HT_CAP_PSMP_SUPPORT;
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spec->ht.ampdu_factor = 3;
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spec->ht.ampdu_density = 4;
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- spec->ht.mcs.rx_mask[0] = 0xff;
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- spec->ht.mcs.rx_mask[1] = 0xff;
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spec->ht.mcs.tx_params =
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IEEE80211_HT_MCS_TX_DEFINED;
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+ switch (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH)) {
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+ case 3:
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+ spec->ht.mcs.rx_mask[2] = 0xff;
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+ case 2:
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+ spec->ht.mcs.rx_mask[1] = 0xff;
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+ case 1:
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+ spec->ht.mcs.rx_mask[0] = 0xff;
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+ break;
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+ }
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+
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/*
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* Initialize hw_mode information.
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*/
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