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ath9k: move setup_ht_cap to common-init

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and rename it to ath9k_cmn_setup_ht_cap

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Oleksij Rempel 2014-02-25 14:48:52 +01:00 committed by John W. Linville
parent 31f023a1cb
commit b60d105242
3 changed files with 62 additions and 60 deletions
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58
drivers/net/wireless/ath/ath9k/common-init.c
View File

@ -168,3 +168,61 @@ int ath9k_cmn_init_channels_rates(struct ath_common *common)
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);

2
drivers/net/wireless/ath/ath9k/common-init.h
View File

@ -15,3 +15,5 @@
*/
int ath9k_cmn_init_channels_rates(struct ath_common *common);
void ath9k_cmn_setup_ht_cap(struct ath_hw *ah,
struct ieee80211_sta_ht_cap *ht_info);

62
drivers/net/wireless/ath/ath9k/init.c
View File

@ -153,64 +153,6 @@ static unsigned int ath9k_reg_rmw(void *hw_priv, u32 reg_offset, u32 set, u32 cl
/* 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)
{
@ -709,9 +651,9 @@ void ath9k_reload_chainmask_settings(struct ath_softc *sc)
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[] = {