HWSIM: Required RRM capabilities are not supported

[Johannes Berg]

On Sat, 2017-12-30 at 17:31 +0200, Jouni Malinen wrote:
> On Thu, Dec 28, 2017 at 01:33:26PM +0000, Avichal Agarwal wrote:
> > I ran python scripts to test RRM on HWsimulator  gave error :
> > 
> > INFO Skip test case: Required RRM capabilities are not supported
> > 
> > Driver status also shwos RRM not supported:
> 
> That's not an error, but a notification that the kernel does not support
> certain capabilities..
> 
> mac80211_hwsim does not support RRM. I've been using the following patch
> to enable some additional testing coverage:
> 
> diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
> index 10b075a..1d32047 100644
> --- a/drivers/net/wireless/mac80211_hwsim.c
> +++ b/drivers/net/wireless/mac80211_hwsim.c
> @@ -2590,7 +2590,9 @@ static int mac80211_hwsim_new_radio(struct genl_info *info,
>  			       NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE |
>  			       NL80211_FEATURE_STATIC_SMPS |
>  			       NL80211_FEATURE_DYNAMIC_SMPS |
> -			       NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR;
> +			       NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR |
> +			       NL80211_FEATURE_QUIET |
> +			       NL80211_FEATURE_DS_PARAM_SET_IE_IN_PROBES;
>  	wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_VHT_IBSS);

We could implement those properly in hwsim I guess?

johannes