static void ath9k_reg_notifier(struct wiphy *wiphy,
struct regulatory_request *request)
{
struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
struct ath_softc *sc = hw->priv;
struct ath_hw *ah = sc->sc_ah;
struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
ath_reg_notifier_apply(wiphy, request, reg);
/* synchronize DFS detector if regulatory domain changed */
if (sc->dfs_detector != NULL)
sc->dfs_detector->set_dfs_domain(sc->dfs_detector,
request->dfs_region);
/* Set tx power */
if (!ah->curchan)
return;
sc->cur_chan->txpower = 2 * ah->curchan->chan->max_power;
ath9k_ps_wakeup(sc);
ath9k_hw_set_txpowerlimit(ah, sc->cur_chan->txpower, false);
ath9k_cmn_update_txpow(ah, sc->cur_chan->cur_txpower,
sc->cur_chan->txpower,
&sc->cur_chan->cur_txpower);
ath9k_ps_restore(sc);
}
static void ath9k_reg_notifier(struct wiphy *wiphy,
struct regulatory_request *request)
{
struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
struct ath9k_htc_priv *priv = hw->priv;
ath_reg_notifier_apply(wiphy, request,
ath9k_hw_regulatory(priv->ah));
}
static int ath9k_reg_notifier(struct wiphy *wiphy,
struct regulatory_request *request)
{
struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
struct ath_softc *sc = hw->priv;
struct ath_regulatory *reg = ath9k_hw_regulatory(sc->sc_ah);
return ath_reg_notifier_apply(wiphy, request, reg);
}
void ath9k_cmn_update_txpow(struct ath_hw *ah, u16 cur_txpow,
u16 new_txpow, u16 *txpower)
{
if (cur_txpow != new_txpow) {
ath9k_hw_set_txpowerlimit(ah, new_txpow, 0);
/* read back in case value is clamped */
*txpower = ath9k_hw_regulatory(ah)->power_limit;
}
}
void ath_update_txpow(struct ath9k_htc_priv *priv)
{
struct ath_hw *ah = priv->ah;
if (priv->curtxpow != priv->txpowlimit) {
ath9k_hw_set_txpowerlimit(ah, priv->txpowlimit, false);
/* read back in case value is clamped */
priv->curtxpow = ath9k_hw_regulatory(ah)->power_limit;
}
}
void ath9k_cmn_update_txpow(struct ath_hw *ah, u16 cur_txpow,
u16 new_txpow, u16 *txpower)
{
struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
if (reg->power_limit != new_txpow) {
ath9k_hw_set_txpowerlimit(ah, new_txpow, false);
/* read back in case value is clamped */
*txpower = reg->max_power_level;
}
}
static int ath9k_reg_notifier(struct wiphy *wiphy,
struct regulatory_request *request)
{
struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
struct ath_softc *sc = hw->priv;
struct ath_hw *ah = sc->sc_ah;
struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
int ret;
ret = ath_reg_notifier_apply(wiphy, request, reg);
/* Set tx power */
if (ah->curchan) {
sc->config.txpowlimit = 2 * ah->curchan->chan->max_power;
ath9k_ps_wakeup(sc);
ath9k_hw_set_txpowerlimit(ah, sc->config.txpowlimit, false);
sc->curtxpow = ath9k_hw_regulatory(ah)->power_limit;
ath9k_ps_restore(sc);
}
return ret;
}
static void ath9k_init_band_txpower(struct ath_softc *sc, int band)
{
struct net80211_channel *chan;
struct ath_hw *ah = sc->sc_ah;
struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
int i;
for (i = 0; i < sc->hwinfo->nr_channels; i++) {
chan = &sc->hwinfo->channels[i];
if(chan->band != band)
continue;
ah->curchan = &ah->channels[chan->hw_value];
ath9k_hw_set_txpowerlimit(ah, MAX_RATE_POWER, 1);
chan->maxpower = reg->max_power_level / 2;
}
}
static void ath9k_init_band_txpower(struct ath_softc *sc, int band)
{
struct ieee80211_supported_band *sband;
struct ieee80211_channel *chan;
struct ath_hw *ah = sc->sc_ah;
struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
int i;
sband = &sc->sbands[band];
for (i = 0; i < sband->n_channels; i++) {
chan = &sband->channels[i];
ah->curchan = &ah->channels[chan->hw_value];
ath9k_cmn_update_ichannel(ah->curchan, chan, NL80211_CHAN_HT20);
ath9k_hw_set_txpowerlimit(ah, MAX_RATE_POWER, true);
chan->max_power = reg->max_power_level / 2;
}
}
void ath9k_hw_update_regulatory_maxpower(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
switch (ar5416_get_ntxchains(ah->txchainmask)) {
case 1:
break;
case 2:
regulatory->max_power_level += POWER_CORRECTION_FOR_TWO_CHAIN;
break;
case 3:
regulatory->max_power_level += POWER_CORRECTION_FOR_THREE_CHAIN;
break;
default:
ath_dbg(common, EEPROM, "Invalid chainmask configuration\n");
break;
}
}
void ath9k_hw_update_regulatory_maxpower(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
switch (ar5416_get_ntxchains(ah->txchainmask)) {
case 1:
break;
case 2:
regulatory->max_power_level += INCREASE_MAXPOW_BY_TWO_CHAIN;
break;
case 3:
regulatory->max_power_level += INCREASE_MAXPOW_BY_THREE_CHAIN;
break;
default:
ath_print(common, ATH_DBG_EEPROM,
"Invalid chainmask configuration\n");
break;
}
}
static int ar9003_hw_process_ini(struct ath_hw *ah,
struct ath9k_channel *chan)
{
struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
unsigned int regWrites = 0, i;
struct ieee80211_channel *channel = chan->chan;
u32 modesIndex, freqIndex;
switch (chan->chanmode) {
case CHANNEL_A:
case CHANNEL_A_HT20:
modesIndex = 1;
freqIndex = 1;
break;
case CHANNEL_A_HT40PLUS:
case CHANNEL_A_HT40MINUS:
modesIndex = 2;
freqIndex = 1;
break;
case CHANNEL_G:
case CHANNEL_G_HT20:
case CHANNEL_B:
modesIndex = 4;
freqIndex = 2;
break;
case CHANNEL_G_HT40PLUS:
case CHANNEL_G_HT40MINUS:
modesIndex = 3;
freqIndex = 2;
break;
default:
return -EINVAL;
}
for (i = 0; i < ATH_INI_NUM_SPLIT; i++) {
ar9003_hw_prog_ini(ah, &ah->iniSOC[i], modesIndex);
ar9003_hw_prog_ini(ah, &ah->iniMac[i], modesIndex);
ar9003_hw_prog_ini(ah, &ah->iniBB[i], modesIndex);
ar9003_hw_prog_ini(ah, &ah->iniRadio[i], modesIndex);
}
REG_WRITE_ARRAY(&ah->iniModesRxGain, 1, regWrites);
REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites);
/*
* For 5GHz channels requiring Fast Clock, apply
* different modal values.
*/
if (IS_CHAN_A_FAST_CLOCK(ah, chan))
REG_WRITE_ARRAY(&ah->iniModesAdditional,
modesIndex, regWrites);
ar9003_hw_override_ini(ah);
ar9003_hw_set_channel_regs(ah, chan);
ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
/* Set TX power */
ah->eep_ops->set_txpower(ah, chan,
ath9k_regd_get_ctl(regulatory, chan),
channel->max_antenna_gain * 2,
channel->max_power * 2,
min((u32) MAX_RATE_POWER,
(u32) regulatory->power_limit));
return 0;
}