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staging: brcm80211: removed unused softmac mimo disable code

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No element in array locale_bn[] has the 'no mimo' flag bit set.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Roland Vossen 2011-10-02 10:14:40 -07:00 • committed by Greg Kroah-Hartman
parent 93a03c62ed
commit 4be9393fb8
3 changed files with 9 additions and 22 deletions
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15
drivers/staging/brcm80211/brcmsmac/channel.c
View file

@ -987,7 +987,6 @@ brcms_c_set_country_common(struct brcms_cm_info *wlc_cm,
const char *ccode, uint regrev,
const struct country_info *country)
{
const struct locale_mimo_info *li_mimo;
const struct locale_info *locale;
struct brcms_c_info *wlc = wlc_cm->wlc;
char prev_country_abbrev[BRCM_CNTRY_BUF_SZ];
@ -1003,17 +1002,9 @@ brcms_c_set_country_common(struct brcms_cm_info *wlc_cm,
strncpy(wlc_cm->ccode, ccode, BRCM_CNTRY_BUF_SZ - 1);
wlc_cm->regrev = regrev;
/* disable/restore nmode based on country regulations */
li_mimo = brcms_c_get_mimo_2g(country->locale_mimo_2G);
if (li_mimo && (li_mimo->flags & BRCMS_NO_MIMO)) {
brcms_c_set_nmode(wlc, OFF);
wlc->stf->no_cddstbc = true;
} else {
wlc->stf->no_cddstbc = false;
if ((wlc->pub->_n_enab & SUPPORT_11N) !=
wlc->protection->nmode_user)
brcms_c_set_nmode(wlc, wlc->protection->nmode_user);
}
if ((wlc->pub->_n_enab & SUPPORT_11N) !=
wlc->protection->nmode_user)
brcms_c_set_nmode(wlc, wlc->protection->nmode_user);
brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_2G_INDEX]);
brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_5G_INDEX]);

2
drivers/staging/brcm80211/brcmsmac/main.h
View file

@ -194,7 +194,6 @@ struct brcms_protection {
* ss_algosel_auto: if true, use wlc->stf->ss_algo_channel;
* else use wlc->band->stf->ss_mode_band.
* ss_algo_channel: ss based on per-channel algo: 0: SISO, 1: CDD 2: STBC.
* no_cddstbc: stf override, 1: no CDD (or STBC) allowed.
* rxchain_restore_delay: delay time to restore default rxchain.
* ldpc: AUTO/ON/OFF ldpc cap supported.
* txcore[MAX_STREAMS_SUPPORTED + 1]: bitmap of selected core for each Nsts.
@ -213,7 +212,6 @@ struct brcms_stf {
u8 ss_opmode;
bool ss_algosel_auto;
u16 ss_algo_channel;
u8 no_cddstbc;
u8 rxchain_restore_delay;
s8 ldpc;
u8 txcore[MAX_STREAMS_SUPPORTED + 1];

14
drivers/staging/brcm80211/brcmsmac/stf.c
View file

@ -319,17 +319,15 @@ int brcms_c_stf_ss_update(struct brcms_c_info *wlc, struct brcms_band *band)
if (BRCMS_STBC_CAP_PHY(wlc) &&
wlc->stf->ss_algosel_auto
&& (wlc->stf->ss_algo_channel != (u16) -1)) {
upd_stf_ss = (wlc->stf->no_cddstbc || (wlc->stf->txstreams == 1)
|| isset(&wlc->stf->ss_algo_channel,
PHY_TXC1_MODE_SISO)) ? PHY_TXC1_MODE_SISO
: PHY_TXC1_MODE_CDD;
upd_stf_ss = (wlc->stf->txstreams == 1 ||
isset(&wlc->stf->ss_algo_channel,
PHY_TXC1_MODE_SISO)) ?
PHY_TXC1_MODE_SISO : PHY_TXC1_MODE_CDD;
} else {
if (wlc->band != band)
return ret_code;
upd_stf_ss = (wlc->stf->no_cddstbc
|| (wlc->stf->txstreams ==
1)) ? PHY_TXC1_MODE_SISO : band->
band_stf_ss_mode;
upd_stf_ss = (wlc->stf->txstreams == 1) ?
PHY_TXC1_MODE_SISO : band->band_stf_ss_mode;
}
if (prev_stf_ss != upd_stf_ss) {
wlc->stf->ss_opmode = upd_stf_ss;