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cfg80211: add bitrate for 20MHz MCS 9 

Some drivers (ath10k) report MCS 9 @ 20MHz, which
technically isn't defined. To get more meaningful value
than 0 out of this however, just extrapolate a bitrate
from ratio of MCS 7 and 9 in channels where it is allowed.

Signed-off-by: Thomas Pedersen <twp@qca.qualcomm.com>
[add a comment about it in the code]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Pedersen, Thomas 2016-10-31 11:28:40 -07:00 committed by Johannes Berg
parent 6c18a6b4e7
commit 8fdd136f22
1 changed files with 2 additions and 1 deletions
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3
net/wireless/util.c
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@ -1158,7 +1158,8 @@ static u32 cfg80211_calculate_bitrate_vht(struct rate_info *rate)
58500000,
65000000,
78000000,
0,
/* not in the spec, but some devices use this: */
86500000,
},
{ 13500000,
27000000,