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wifi: cfg80211: add cfg80211_get_iftype_ext_capa()

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Add a helper function cfg80211_get_iftype_ext_capa() to
look up interface type-specific (extended) capabilities.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
2022-07-12 18:32:49 +02:00
parent 74e1309ace
commit 7464f66515
2 changed files with 22 additions and 0 deletions
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14
net/wireless/util.c
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@@ -2490,3 +2490,17 @@ int cfg80211_remove_virtual_intf(struct cfg80211_registered_device *rdev,
return rdev_del_virtual_intf(rdev, wdev);
}
const struct wiphy_iftype_ext_capab *
cfg80211_get_iftype_ext_capa(struct wiphy *wiphy, enum nl80211_iftype type)
{
int i;
for (i = 0; i < wiphy->num_iftype_ext_capab; i++) {
if (wiphy->iftype_ext_capab[i].iftype == type)
return &wiphy->iftype_ext_capab[i];
}
return NULL;
}
EXPORT_SYMBOL(cfg80211_get_iftype_ext_capa);