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mac80211: Modify sta_get_rates to give basic rates

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Signed-off-by: Ashok Nagarajan <ashok@cozybit.com>
Signed-off-by: Thomas Pedersen <thomas@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ashok Nagarajan 2012-04-02 21:21:21 -07:00 • committed by John W. Linville
parent 657c3e0c41
commit 9ebb61a23d
5 changed files with 23 additions and 11 deletions
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16
net/mac80211/util.c
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@ -1109,7 +1109,7 @@ void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
struct ieee802_11_elems *elems,
enum ieee80211_band band)
enum ieee80211_band band, u32 *basic_rates)
{
struct ieee80211_supported_band *sband;
struct ieee80211_rate *bitrates;
@ -1130,15 +1130,25 @@ u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
elems->ext_supp_rates_len; i++) {
u8 rate = 0;
int own_rate;
bool is_basic;
if (i < elems->supp_rates_len)
rate = elems->supp_rates[i];
else if (elems->ext_supp_rates)
rate = elems->ext_supp_rates
[i - elems->supp_rates_len];
own_rate = 5 * (rate & 0x7f);
for (j = 0; j < num_rates; j++)
if (bitrates[j].bitrate == own_rate)
is_basic = !!(rate & 0x80);
if (is_basic && (rate & 0x7f) == BSS_MEMBERSHIP_SELECTOR_HT_PHY)
continue;
for (j = 0; j < num_rates; j++) {
if (bitrates[j].bitrate == own_rate) {
supp_rates |= BIT(j);
if (basic_rates && is_basic)
*basic_rates |= BIT(j);
}
}
}
return supp_rates;
}