diff options
| author | Oleksij Rempel <linux@rempel-privat.de> | 2014-02-04 10:27:40 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2014-02-12 15:35:57 -0500 |
| commit | 1274603646a82c62776680db85446f767beb9694 (patch) | |
| tree | 64f86b28704c4bdeaca643976d596d93d1fd005a /drivers/net/wireless/ath/ath9k/common.c | |
| parent | 32efb0cc5b614d1ca6c1804107270154c318709a (diff) | |
ath9k: move ath9k_process_rate to common.c
we can reuse this function in ath9k_htc
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/common.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/common.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/common.c b/drivers/net/wireless/ath/ath9k/common.c index 7028c52fe32..120fd46edf0 100644 --- a/drivers/net/wireless/ath/ath9k/common.c +++ b/drivers/net/wireless/ath/ath9k/common.c @@ -27,6 +27,48 @@ MODULE_AUTHOR("Atheros Communications"); MODULE_DESCRIPTION("Shared library for Atheros wireless 802.11n LAN cards."); MODULE_LICENSE("Dual BSD/GPL"); +int ath9k_cmn_process_rate(struct ath_common *common, + struct ieee80211_hw *hw, + struct ath_rx_status *rx_stats, + struct ieee80211_rx_status *rxs) +{ + struct ieee80211_supported_band *sband; + enum ieee80211_band band; + unsigned int i = 0; + struct ath_hw *ah = common->ah; + + band = ah->curchan->chan->band; + sband = hw->wiphy->bands[band]; + + if (IS_CHAN_QUARTER_RATE(ah->curchan)) + rxs->flag |= RX_FLAG_5MHZ; + else if (IS_CHAN_HALF_RATE(ah->curchan)) + rxs->flag |= RX_FLAG_10MHZ; + + if (rx_stats->rs_rate & 0x80) { + /* HT rate */ + rxs->flag |= RX_FLAG_HT; + rxs->flag |= rx_stats->flag; + rxs->rate_idx = rx_stats->rs_rate & 0x7f; + return 0; + } + + for (i = 0; i < sband->n_bitrates; i++) { + if (sband->bitrates[i].hw_value == rx_stats->rs_rate) { + rxs->rate_idx = i; + return 0; + } + if (sband->bitrates[i].hw_value_short == rx_stats->rs_rate) { + rxs->flag |= RX_FLAG_SHORTPRE; + rxs->rate_idx = i; + return 0; + } + } + + return -EINVAL; +} +EXPORT_SYMBOL(ath9k_cmn_process_rate); + void ath9k_cmn_process_rssi(struct ath_common *common, struct ieee80211_hw *hw, struct ath_rx_status *rx_stats, |