[PATCH] ath: DFS - limit number of potential PRI sequences

Kalle Valo kvalo at qca.qualcomm.com
Tue Jun 30 05:34:34 PDT 2015

Zefir Kurtisi <zefir.kurtisi at neratec.com> writes:

> In the PRI detector, after the current radar pulse
> has been checked agains existing PRI sequences, it
> is considered as part of a new potential sequence.
> Previously, the condition to accept a new sequence
> was to have at least the same number of pulses as
> the longest matching sequence. This was wrong,
> since it led to duplicates of PRI sequences.
> This patch changes the acceptance criteria for new
> potential sequences from 'at least' to 'more than'
> the longest existing.
> Detection performance remains unaffected, while
> the number of PRI sequences accounted at runtime
> (and with it CPU load) is reduced by up to 50%.
> Signed-off-by: Zefir Kurtisi <zefir.kurtisi at neratec.com>

Thanks, applied to ath.git.

Kalle Valo

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