From: Ivo van Doorn Date: Tue, 29 Jun 2010 19:48:37 +0000 (+0200) Subject: rt2x00: Fix IEEE80211_HT_CAP_RX_STBC assignment X-Git-Tag: firefly_0821_release~9833^2~1306^2~107^2~113 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=aa674631efabfb21f573137da9b84ff905ba66d8;p=firefly-linux-kernel-4.4.55.git rt2x00: Fix IEEE80211_HT_CAP_RX_STBC assignment IEEE80211_HT_CAP_RX_STBC is a 2 bit flag, and should thus never be set as normal flag. Instead we must read the number of RX paths from the EEPROM and set the IEEE80211_HT_CAP_RX_STBC with the correct value (using the same logic as the number of TX streams). Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 5125315abf50..2d0a2168e310 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -2572,12 +2572,15 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) IEEE80211_HT_CAP_SUP_WIDTH_20_40 | IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 | - IEEE80211_HT_CAP_SGI_40 | - IEEE80211_HT_CAP_RX_STBC; + IEEE80211_HT_CAP_SGI_40; if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) >= 2) spec->ht.cap |= IEEE80211_HT_CAP_TX_STBC; + spec->ht.cap |= + rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) << + IEEE80211_HT_CAP_RX_STBC_SHIFT; + spec->ht.ampdu_factor = 3; spec->ht.ampdu_density = 4; spec->ht.mcs.tx_params =