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cfg80211/mac80211: get mandatory rates based on scan width

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Mandatory rates for 5 and 10 MHz are different from the rates used for
20 MHz in 2.4 GHz mode, as they use OFDM only.

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
This commit is contained in:
Simon Wunderlich
2013-07-08 16:55:54 +02:00
committed by Johannes Berg
parent 2103dec147
commit 74608aca4d
4 changed files with 32 additions and 10 deletions
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14
net/wireless/util.c
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@@ -33,7 +33,8 @@ ieee80211_get_response_rate(struct ieee80211_supported_band *sband,
}
EXPORT_SYMBOL(ieee80211_get_response_rate);
u32 ieee80211_mandatory_rates(struct ieee80211_supported_band *sband)
u32 ieee80211_mandatory_rates(struct ieee80211_supported_band *sband,
enum nl80211_bss_scan_width scan_width)
{
struct ieee80211_rate *bitrates;
u32 mandatory_rates = 0;
@@ -43,10 +44,15 @@ u32 ieee80211_mandatory_rates(struct ieee80211_supported_band *sband)
if (WARN_ON(!sband))
return 1;
if (sband->band == IEEE80211_BAND_2GHZ)
mandatory_flag = IEEE80211_RATE_MANDATORY_B;
else
if (sband->band == IEEE80211_BAND_2GHZ) {
if (scan_width == NL80211_BSS_CHAN_WIDTH_5 ||
scan_width == NL80211_BSS_CHAN_WIDTH_10)
mandatory_flag = IEEE80211_RATE_MANDATORY_G;
else
mandatory_flag = IEEE80211_RATE_MANDATORY_B;
} else {
mandatory_flag = IEEE80211_RATE_MANDATORY_A;
}
bitrates = sband->bitrates;
for (i = 0; i < sband->n_bitrates; i++)