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[net80211] add the STBC ioctl support.

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This adds configurable STBC TX and RX support.
This commit is contained in:
Adrian Chadd 2016-04-26 01:29:26 +00:00
parent 5706199db6
commit ec3763bbeb
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=298605
1 changed files with 32 additions and 0 deletions
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32
sys/net80211/ieee80211_ioctl.c
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@ -1128,6 +1128,13 @@ ieee80211_ioctl_get80211(struct ieee80211vap *vap, u_long cmd,
ireq->i_val =
(vap->iv_flags_ht & IEEE80211_FHT_RIFS) != 0;
break;
case IEEE80211_IOC_STBC:
ireq->i_val = 0;
if (vap->iv_flags_ht & IEEE80211_FHT_STBC_TX)
ireq->i_val |= 1;
if (vap->iv_flags_ht & IEEE80211_FHT_STBC_RX)
ireq->i_val |= 2;
break;
default:
error = ieee80211_ioctl_getdefault(vap, ireq);
break;
@ -3265,6 +3272,31 @@ ieee80211_ioctl_set80211(struct ieee80211vap *vap, u_long cmd, struct ieee80211r
if (isvapht(vap))
error = ERESTART;
break;
case IEEE80211_IOC_STBC:
/* Check if we can do STBC TX/RX before changing the setting */
if ((ireq->i_val & 1) &&
((vap->iv_htcaps & IEEE80211_HTCAP_TXSTBC) == 0))
return EOPNOTSUPP;
if ((ireq->i_val & 2) &&
((vap->iv_htcaps & IEEE80211_HTCAP_RXSTBC) == 0))
return EOPNOTSUPP;
/* TX */
if (ireq->i_val & 1)
vap->iv_flags_ht |= IEEE80211_FHT_STBC_TX;
else
vap->iv_flags_ht &= ~IEEE80211_FHT_STBC_TX;
/* RX */
if (ireq->i_val & 2)
vap->iv_flags_ht |= IEEE80211_FHT_STBC_RX;
else
vap->iv_flags_ht &= ~IEEE80211_FHT_STBC_RX;
/* NB: reset only if we're operating on an 11n channel */
if (isvapht(vap))
error = ERESTART;
break;
default:
error = ieee80211_ioctl_setdefault(vap, ireq);
break;