From fa46d9db82fe270cb97954f46c19d05a7af2b554 Mon Sep 17 00:00:00 2001 From: Adrian Chadd Date: Sat, 3 Oct 2015 22:38:08 +0000 Subject: [PATCH] net80211: reduce code duplication in the ieee80211_ioctl_setwmeparam() + fix comments. Submitted by: Differential Revision: https://reviews.freebsd.org/D3701 --- sys/net80211/ieee80211_ioctl.c | 52 +++++++++++----------------------- 1 file changed, 17 insertions(+), 35 deletions(-) diff --git a/sys/net80211/ieee80211_ioctl.c b/sys/net80211/ieee80211_ioctl.c index 1c7ddb9e15e4..6388dac3b15e 100644 --- a/sys/net80211/ieee80211_ioctl.c +++ b/sys/net80211/ieee80211_ioctl.c @@ -957,7 +957,7 @@ ieee80211_ioctl_get80211(struct ieee80211vap *vap, u_long cmd, case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */ case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */ case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */ - case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */ + case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only) */ error = ieee80211_ioctl_getwmeparam(vap, ireq); break; case IEEE80211_IOC_DTIM_PERIOD: @@ -1757,13 +1757,14 @@ ieee80211_ioctl_setwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq) struct ieee80211com *ic = vap->iv_ic; struct ieee80211_wme_state *wme = &ic->ic_wme; struct wmeParams *wmep, *chanp; - int isbss, ac; + int isbss, ac, aggrmode; if ((ic->ic_caps & IEEE80211_C_WME) == 0) return EOPNOTSUPP; isbss = (ireq->i_len & IEEE80211_WMEPARAM_BSS); ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL); + aggrmode = (wme->wme_flags & WME_F_AGGRMODE); if (ac >= WME_NUM_AC) ac = WME_AC_BE; if (isbss) { @@ -1775,47 +1776,28 @@ ieee80211_ioctl_setwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq) } switch (ireq->i_type) { case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */ - if (isbss) { - wmep->wmep_logcwmin = ireq->i_val; - if ((wme->wme_flags & WME_F_AGGRMODE) == 0) - chanp->wmep_logcwmin = ireq->i_val; - } else { - wmep->wmep_logcwmin = chanp->wmep_logcwmin = - ireq->i_val; - } + wmep->wmep_logcwmin = ireq->i_val; + if (!isbss || !aggrmode) + chanp->wmep_logcwmin = ireq->i_val; break; case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */ - if (isbss) { - wmep->wmep_logcwmax = ireq->i_val; - if ((wme->wme_flags & WME_F_AGGRMODE) == 0) - chanp->wmep_logcwmax = ireq->i_val; - } else { - wmep->wmep_logcwmax = chanp->wmep_logcwmax = - ireq->i_val; - } + wmep->wmep_logcwmax = ireq->i_val; + if (!isbss || !aggrmode) + chanp->wmep_logcwmax = ireq->i_val; break; case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */ - if (isbss) { - wmep->wmep_aifsn = ireq->i_val; - if ((wme->wme_flags & WME_F_AGGRMODE) == 0) - chanp->wmep_aifsn = ireq->i_val; - } else { - wmep->wmep_aifsn = chanp->wmep_aifsn = ireq->i_val; - } + wmep->wmep_aifsn = ireq->i_val; + if (!isbss || !aggrmode) + chanp->wmep_aifsn = ireq->i_val; break; case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */ - if (isbss) { - wmep->wmep_txopLimit = ireq->i_val; - if ((wme->wme_flags & WME_F_AGGRMODE) == 0) - chanp->wmep_txopLimit = ireq->i_val; - } else { - wmep->wmep_txopLimit = chanp->wmep_txopLimit = - ireq->i_val; - } + wmep->wmep_txopLimit = ireq->i_val; + if (!isbss || !aggrmode) + chanp->wmep_txopLimit = ireq->i_val; break; case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */ wmep->wmep_acm = ireq->i_val; - if ((wme->wme_flags & WME_F_AGGRMODE) == 0) + if (!aggrmode) chanp->wmep_acm = ireq->i_val; break; case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/ @@ -2945,7 +2927,7 @@ ieee80211_ioctl_set80211(struct ieee80211vap *vap, u_long cmd, struct ieee80211r case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */ case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */ case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */ - case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */ + case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only) */ error = ieee80211_ioctl_setwmeparam(vap, ireq); break; case IEEE80211_IOC_DTIM_PERIOD: