- struct wireless_dev *wdev = dev->ieee80211_ptr;
- struct ieee80211_supported_band *sband;
- bool is_ht = false, is_a = false, is_b = false, is_g = false;
-
- if (!wdev)
- return -EOPNOTSUPP;
-
- sband = wdev->wiphy->bands[NL80211_BAND_5GHZ];
- if (sband) {
- is_a = true;
- is_ht |= sband->ht_cap.ht_supported;
- }
-
- sband = wdev->wiphy->bands[NL80211_BAND_2GHZ];
- if (sband) {
- int i;
- /* Check for mandatory rates */
- for (i = 0; i < sband->n_bitrates; i++) {
- if (sband->bitrates[i].bitrate == 10)
- is_b = true;
- if (sband->bitrates[i].bitrate == 60)
- is_g = true;
- }
- is_ht |= sband->ht_cap.ht_supported;
- }
-