[PATCH 2/2] ath10k: fix mu-mimo rx status reporting
kvalo at qca.qualcomm.com
Wed Sep 9 02:33:23 PDT 2015
Michal Kazior <michal.kazior at tieto.com> writes:
> MU-MIMO Rx involves different interpretation of
> the VHT-SIG-A compared to SU-MIMO.
> The incorrect interpretation led ath10k to report
> VHT MCS values greater than 9 which subsequently
> prompted mac80211 to drop such frames. This
> effectively broke Rx with MU-MIMO in many cases
> and manifested with a kernel warning in the log
> which looked like this:
> [ 14.552520] WARNING: CPU: 2 PID: 0 at net/mac80211/rx.c:3578 ieee80211_rx+0x26c/0x940 [mac80211]()
> [ 14.552522] Rate marked as a VHT rate but data is invalid: MCS: 10, NSS: 2
> ... call trace follows ...
> Signed-off-by: Michal Kazior <michal.kazior at tieto.com>
Thanks, patch 2 applied.
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