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mac80211: Add HT rates into RX status reporting

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This patch adds option for HT-enabled drivers to report HT rates
(HT20/HT40, short GI, MCS index) to mac80211. These rates are
currently not in the rate table, so the rate_idx is used to indicate
MCS index.

Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Jouni Malinen 2008-12-12 14:38:33 +02:00 • committed by John W. Linville
parent 9d8eed12db
commit 0fb8ca45eb
3 changed files with 61 additions and 13 deletions
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11
include/net/mac80211.h
View file

@ -436,6 +436,9 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info)
* is valid. This is useful in monitor mode and necessary for beacon frames
* to enable IBSS merging.
* @RX_FLAG_SHORTPRE: Short preamble was used for this frame
* @RX_FLAG_HT: HT MCS was used and rate_idx is MCS index
* @RX_FLAG_40MHZ: HT40 (40 MHz) was used
* @RX_FLAG_SHORT_GI: Short guard interval was used
*/
enum mac80211_rx_flags {
RX_FLAG_MMIC_ERROR = 1<<0,
@ -446,7 +449,10 @@ enum mac80211_rx_flags {
RX_FLAG_FAILED_FCS_CRC = 1<<5,
RX_FLAG_FAILED_PLCP_CRC = 1<<6,
RX_FLAG_TSFT = 1<<7,
RX_FLAG_SHORTPRE = 1<<8
RX_FLAG_SHORTPRE = 1<<8,
RX_FLAG_HT = 1<<9,
RX_FLAG_40MHZ = 1<<10,
RX_FLAG_SHORT_GI = 1<<11,
};
/**
@ -466,7 +472,8 @@ enum mac80211_rx_flags {
* @noise: noise when receiving this frame, in dBm.
* @qual: overall signal quality indication, in percent (0-100).
* @antenna: antenna used
* @rate_idx: index of data rate into band's supported rates
* @rate_idx: index of data rate into band's supported rates or MCS index if
* HT rates are use (RX_FLAG_HT)
* @flag: %RX_FLAG_*
*/
struct ieee80211_rx_status {