int brcms_c_stf_txchain_set(struct brcms_c_info *wlc, s32 int_val, bool force)
{
u8 txchain = (u8) int_val;
u8 txstreams;
uint i;
if (wlc->stf->txchain == txchain)
return 0;
if ((txchain & ~wlc->stf->hw_txchain)
|| !(txchain & wlc->stf->hw_txchain))
return -EINVAL;
/*
* if nrate override is configured to be non-SISO STF mode, reject
* reducing txchain to 1
*/
txstreams = (u8) hweight8(txchain);
if (txstreams > MAX_STREAMS_SUPPORTED)
return -EINVAL;
wlc->stf->txchain = txchain;
wlc->stf->txstreams = txstreams;
brcms_c_stf_stbc_tx_set(wlc, wlc->band->band_stf_stbc_tx);
brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_2G_INDEX]);
brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_5G_INDEX]);
wlc->stf->txant =
(wlc->stf->txstreams == 1) ? ANT_TX_FORCE_0 : ANT_TX_DEF;
_brcms_c_stf_phy_txant_upd(wlc);
wlc_phy_stf_chain_set(wlc->band->pi, wlc->stf->txchain,
wlc->stf->rxchain);
for (i = 1; i <= MAX_STREAMS_SUPPORTED; i++)
brcms_c_stf_txcore_set(wlc, (u8) i, txcore_default[i]);
return 0;
}
/*
* set the driver's current country and regulatory information
* using a country code as the source. Look up built in country
* information found with the country code.
*/
static void
brcms_c_set_country_common(struct brcms_cm_info *wlc_cm,
const char *country_abbrev,
const char *ccode, uint regrev,
const struct country_info *country)
{
const struct locale_info *locale;
struct brcms_c_info *wlc = wlc_cm->wlc;
char prev_country_abbrev[BRCM_CNTRY_BUF_SZ];
/* save current country state */
wlc_cm->country = country;
memset(&prev_country_abbrev, 0, BRCM_CNTRY_BUF_SZ);
strncpy(prev_country_abbrev, wlc_cm->country_abbrev,
BRCM_CNTRY_BUF_SZ - 1);
strncpy(wlc_cm->country_abbrev, country_abbrev, BRCM_CNTRY_BUF_SZ - 1);
strncpy(wlc_cm->ccode, ccode, BRCM_CNTRY_BUF_SZ - 1);
wlc_cm->regrev = regrev;
if ((wlc->pub->_n_enab & SUPPORT_11N) !=
wlc->protection->nmode_user)
brcms_c_set_nmode(wlc);
brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_2G_INDEX]);
brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_5G_INDEX]);
/* set or restore gmode as required by regulatory */
locale = brcms_c_get_locale_2g(country->locale_2G);
if (locale && (locale->flags & BRCMS_NO_OFDM))
brcms_c_set_gmode(wlc, GMODE_LEGACY_B, false);
else
brcms_c_set_gmode(wlc, wlc->protection->gmode_user, false);
brcms_c_channels_init(wlc_cm, country);
return;
}
int brcms_c_stf_attach(struct brcms_c_info *wlc)
{
wlc->bandstate[BAND_2G_INDEX]->band_stf_ss_mode = PHY_TXC1_MODE_SISO;
wlc->bandstate[BAND_5G_INDEX]->band_stf_ss_mode = PHY_TXC1_MODE_CDD;
if (BRCMS_ISNPHY(wlc->band) &&
(wlc_phy_txpower_hw_ctrl_get(wlc->band->pi) != PHY_TPC_HW_ON))
wlc->bandstate[BAND_2G_INDEX]->band_stf_ss_mode =
PHY_TXC1_MODE_CDD;
brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_2G_INDEX]);
brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_5G_INDEX]);
brcms_c_stf_stbc_rx_ht_update(wlc, HT_CAP_RX_STBC_NO);
wlc->bandstate[BAND_2G_INDEX]->band_stf_stbc_tx = OFF;
wlc->bandstate[BAND_5G_INDEX]->band_stf_stbc_tx = OFF;
if (BRCMS_STBC_CAP_PHY(wlc)) {
wlc->stf->ss_algosel_auto = true;
/* Init the default value */
wlc->stf->ss_algo_channel = (u16) -1;
}
return 0;
}
