package/mac80211/patches/421-nl80211-export-ht.patch

   1 Subject: nl80211: export HT capabilities
   2
   3 This exports the local HT capabilities in nl80211.
   4
   5 Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
   6 ---
   7  include/linux/nl80211.h |   12 ++++++++++++
   8  net/wireless/nl80211.c  |   13 +++++++++++++
   9  2 files changed, 25 insertions(+)
  10
  11 --- everything.orig/include/linux/nl80211.h     2008-10-09 01:31:09.000000000 +0200
  12 +++ everything/include/linux/nl80211.h  2008-10-09 02:11:44.000000000 +0200
  13 @@ -452,17 +452,29 @@ enum nl80211_mpath_info {
  14   *     an array of nested frequency attributes
  15   * @NL80211_BAND_ATTR_RATES: supported bitrates in this band,
  16   *     an array of nested bitrate attributes
  17 + * @NL80211_BAND_ATTR_HT_MCS_SET: 16-byte attribute containing the MCS set as
  18 + *     defined in 802.11n
  19 + * @NL80211_BAND_ATTR_HT_CAPA: HT capabilities, as in the HT information IE
  20 + * @NL80211_BAND_ATTR_HT_AMPDU_FACTOR: A-MPDU factor, as in 11n
  21 + * @NL80211_BAND_ATTR_HT_AMPDU_DENSITY: A-MPDU density, as in 11n
  22   */
  23  enum nl80211_band_attr {
  24         __NL80211_BAND_ATTR_INVALID,
  25         NL80211_BAND_ATTR_FREQS,
  26         NL80211_BAND_ATTR_RATES,
  27
  28 +       NL80211_BAND_ATTR_HT_MCS_SET,
  29 +       NL80211_BAND_ATTR_HT_CAPA,
  30 +       NL80211_BAND_ATTR_HT_AMPDU_FACTOR,
  31 +       NL80211_BAND_ATTR_HT_AMPDU_DENSITY,
  32 +
  33         /* keep last */
  34         __NL80211_BAND_ATTR_AFTER_LAST,
  35         NL80211_BAND_ATTR_MAX = __NL80211_BAND_ATTR_AFTER_LAST - 1
  36  };
  37
  38 +#define NL80211_BAND_ATTR_HT_CAPA NL80211_BAND_ATTR_HT_CAPA
  39 +
  40  /**
  41   * enum nl80211_frequency_attr - frequency attributes
  42   * @NL80211_FREQUENCY_ATTR_FREQ: Frequency in MHz
  43 --- everything.orig/net/wireless/nl80211.c      2008-10-09 01:32:05.000000000 +0200
  44 +++ everything/net/wireless/nl80211.c   2008-10-09 02:12:21.000000000 +0200
  45 @@ -157,6 +157,19 @@ static int nl80211_send_wiphy(struct sk_
  46                 if (!nl_band)
  47                         goto nla_put_failure;
  48
  49 +               /* add HT info */
  50 +               if (dev->wiphy.bands[band]->ht_cap.ht_supported) {
  51 +                       NLA_PUT(msg, NL80211_BAND_ATTR_HT_MCS_SET,
  52 +                               sizeof(dev->wiphy.bands[band]->ht_cap.mcs),
  53 +                               &dev->wiphy.bands[band]->ht_cap.mcs);
  54 +                       NLA_PUT_U16(msg, NL80211_BAND_ATTR_HT_CAPA,
  55 +                               dev->wiphy.bands[band]->ht_cap.cap);
  56 +                       NLA_PUT_U8(msg, NL80211_BAND_ATTR_HT_AMPDU_FACTOR,
  57 +                               dev->wiphy.bands[band]->ht_cap.ampdu_factor);
  58 +                       NLA_PUT_U8(msg, NL80211_BAND_ATTR_HT_AMPDU_DENSITY,
  59 +                               dev->wiphy.bands[band]->ht_cap.ampdu_density);
  60 +               }
  61 +
  62                 /* add frequencies */
  63                 nl_freqs = nla_nest_start(msg, NL80211_BAND_ATTR_FREQS);
  64                 if (!nl_freqs)