mac80211: support P2P Device abstraction

After cfg80211 got a P2P Device abstraction, add
support to mac80211. Whether it really is supported
or not will depend on whether or not the driver has
support for it, but mac80211 needs to change to be
able to support drivers that need a P2P Device.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index c26e231c733a..e706f9e5b051 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -207,6 +207,10 @@ void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
                 sdata->vif.bss_conf.bssid = NULL;
         else if (ieee80211_vif_is_mesh(&sdata->vif)) {
                 sdata->vif.bss_conf.bssid = zero;
+        } else if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) {
+                sdata->vif.bss_conf.bssid = sdata->vif.addr;
+                WARN_ONCE(changed & ~(BSS_CHANGED_IDLE),
+                          "P2P Device BSS changed %#x", changed);
         } else {
                 WARN_ON(1);
                 return;
@@ -514,6 +518,11 @@ ieee80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = {
                         BIT(IEEE80211_STYPE_AUTH >> 4) |
                         BIT(IEEE80211_STYPE_DEAUTH >> 4),
         },
+        [NL80211_IFTYPE_P2P_DEVICE] = {
+                .tx = 0xffff,
+                .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
+                        BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
+        },
 };
 
 static const struct ieee80211_ht_cap mac80211_ht_capa_mod_mask = {