return 0;
}
EXPORT_SYMBOL(ath9k_cmn_init_channels_rates);
+
+void ath9k_cmn_setup_ht_cap(struct ath_hw *ah,
+ struct ieee80211_sta_ht_cap *ht_info)
+{
+ struct ath_common *common = ath9k_hw_common(ah);
+ u8 tx_streams, rx_streams;
+ int i, max_streams;
+
+ ht_info->ht_supported = true;
+ ht_info->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
+ IEEE80211_HT_CAP_SM_PS |
+ IEEE80211_HT_CAP_SGI_40 |
+ IEEE80211_HT_CAP_DSSSCCK40;
+
+ if (ah->caps.hw_caps & ATH9K_HW_CAP_LDPC)
+ ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING;
+
+ if (ah->caps.hw_caps & ATH9K_HW_CAP_SGI_20)
+ ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
+
+ ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
+ ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_8;
+
+ if (AR_SREV_9330(ah) || AR_SREV_9485(ah) || AR_SREV_9565(ah))
+ max_streams = 1;
+ else if (AR_SREV_9462(ah))
+ max_streams = 2;
+ else if (AR_SREV_9300_20_OR_LATER(ah))
+ max_streams = 3;
+ else
+ max_streams = 2;
+
+ if (AR_SREV_9280_20_OR_LATER(ah)) {
+ if (max_streams >= 2)
+ ht_info->cap |= IEEE80211_HT_CAP_TX_STBC;
+ ht_info->cap |= (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
+ }
+
+ /* set up supported mcs set */
+ memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
+ tx_streams = ath9k_cmn_count_streams(ah->txchainmask, max_streams);
+ rx_streams = ath9k_cmn_count_streams(ah->rxchainmask, max_streams);
+
+ ath_dbg(common, CONFIG, "TX streams %d, RX streams: %d\n",
+ tx_streams, rx_streams);
+
+ if (tx_streams != rx_streams) {
+ ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF;
+ ht_info->mcs.tx_params |= ((tx_streams - 1) <<
+ IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT);
+ }
+
+ for (i = 0; i < rx_streams; i++)
+ ht_info->mcs.rx_mask[i] = 0xff;
+
+ ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED;
+}
+EXPORT_SYMBOL(ath9k_cmn_setup_ht_cap);
/* Initialization */
/**************************/
-static void setup_ht_cap(struct ath_softc *sc,
- struct ieee80211_sta_ht_cap *ht_info)
-{
- struct ath_hw *ah = sc->sc_ah;
- struct ath_common *common = ath9k_hw_common(ah);
- u8 tx_streams, rx_streams;
- int i, max_streams;
-
- ht_info->ht_supported = true;
- ht_info->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
- IEEE80211_HT_CAP_SM_PS |
- IEEE80211_HT_CAP_SGI_40 |
- IEEE80211_HT_CAP_DSSSCCK40;
-
- if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_LDPC)
- ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING;
-
- if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_SGI_20)
- ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
-
- ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
- ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_8;
-
- if (AR_SREV_9330(ah) || AR_SREV_9485(ah) || AR_SREV_9565(ah))
- max_streams = 1;
- else if (AR_SREV_9462(ah))
- max_streams = 2;
- else if (AR_SREV_9300_20_OR_LATER(ah))
- max_streams = 3;
- else
- max_streams = 2;
-
- if (AR_SREV_9280_20_OR_LATER(ah)) {
- if (max_streams >= 2)
- ht_info->cap |= IEEE80211_HT_CAP_TX_STBC;
- ht_info->cap |= (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
- }
-
- /* set up supported mcs set */
- memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
- tx_streams = ath9k_cmn_count_streams(ah->txchainmask, max_streams);
- rx_streams = ath9k_cmn_count_streams(ah->rxchainmask, max_streams);
-
- ath_dbg(common, CONFIG, "TX streams %d, RX streams: %d\n",
- tx_streams, rx_streams);
-
- if (tx_streams != rx_streams) {
- ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF;
- ht_info->mcs.tx_params |= ((tx_streams - 1) <<
- IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT);
- }
-
- for (i = 0; i < rx_streams; i++)
- ht_info->mcs.rx_mask[i] = 0xff;
-
- ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED;
-}
-
static void ath9k_reg_notifier(struct wiphy *wiphy,
struct regulatory_request *request)
{
return;
if (ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ)
- setup_ht_cap(sc, &common->sbands[IEEE80211_BAND_2GHZ].ht_cap);
+ ath9k_cmn_setup_ht_cap(ah, &common->sbands[IEEE80211_BAND_2GHZ].ht_cap);
if (ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ)
- setup_ht_cap(sc, &common->sbands[IEEE80211_BAND_5GHZ].ht_cap);
+ ath9k_cmn_setup_ht_cap(ah, &common->sbands[IEEE80211_BAND_5GHZ].ht_cap);
}
static const struct ieee80211_iface_limit if_limits[] = {