cfg80211: add 802.11ad (60gHz band) support

Add enumerations for both cfg80211 and nl80211.
This expands wiphy.bands etc. arrays.

Extend channel <-> frequency translation to cover 60g band
and modify the rate check logic since there are no legacy
mandatory rates (only MCS is used.)

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 8 insertions, 2 deletions

diff --git a/net/wireless/core.c b/net/wireless/core.c
index ca2b95f24846..e13365f1fa63 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -468,8 +468,14 @@ int wiphy_register(struct wiphy *wiphy)
                         continue;
 
                 sband->band = band;
-
-                if (WARN_ON(!sband->n_channels || !sband->n_bitrates))
+                if (WARN_ON(!sband->n_channels))
+                        return -EINVAL;
+                /*
+                 * on 60gHz band, there are no legacy rates, so
+                 * n_bitrates is 0
+                 */
+                if (WARN_ON(band != IEEE80211_BAND_60GHZ &&
+                            !sband->n_bitrates))
                         return -EINVAL;
 
                 /*