Wright Feng <wright.feng@xxxxxxxxxxx> writes: > Hostap has a parameter "ap_isolate" which is used to prevent low-level > bridging of frames between associated stations in the BSS. > Regarding driver side, we add cfg80211 ops method change_bss to support > setting AP isolation if firmware has ap_isolate feature. > > Signed-off-by: Wright Feng <wright.feng@xxxxxxxxxxx> > Signed-off-by: Chi-hsien Lin <chi-hsien.lin@xxxxxxxxxxx> > --- > .../broadcom/brcm80211/brcmfmac/cfg80211.c | 23 +++++++++++++++++++ > .../broadcom/brcm80211/brcmfmac/feature.c | 1 + > .../broadcom/brcm80211/brcmfmac/feature.h | 3 ++- > 3 files changed, 26 insertions(+), 1 deletion(-) > > diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c > index 5d99771c3f64..7ef93cd66b2c 100644 > --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c > +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c > @@ -5425,6 +5425,26 @@ static int brcmf_cfg80211_del_pmk(struct wiphy *wiphy, struct net_device *dev, > return brcmf_set_pmk(ifp, NULL, 0); > } > > +static int > +brcmf_cfg80211_change_bss(struct wiphy *wiphy, struct net_device *dev, > + struct bss_parameters *params) > +{ > + struct brcmf_if *ifp; > + int ret = 0; > + u32 ap_isolate; > + > + brcmf_dbg(TRACE, "Enter\n"); > + ifp = netdev_priv(dev); > + if (params->ap_isolate >= 0) { > + ap_isolate = (u32)params->ap_isolate; Is the cast to u32 really necessary? Please avoid casts as much as possible. -- https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches