[v2] ath10k: Fix spectral scan for QCA99X0 family of chipsets
kvalo at qca.qualcomm.com
Wed Apr 19 07:06:05 PDT 2017
Mohammed Shafi Shajakhan <mohammed at qti.qualcomm.com> wrote:
> From: Mohammed Shafi Shajakhan <mohammed at qti.qualcomm.com>
> spectral_bin length (number of bins per fft sample) is usually
> a value where (2^n = value), n is an integer. All of the QCA99X0
> family of chipsets seems to report a spectral_bin length of
> 2^n + 'm' bytes, where m = 4, 12 based on the chipset. This 'm'
> bytes seems to carry some radar related info which is currently
> discarded only for 'bin_len = 68' bytes. Extend this discarding of
> irrelevant 'bin_len' for QCA9984, QCA9888, IPQ4019 as well by
> introducing a hardware parameter 'spectral_bin_discard'. Also
> for QCA988X based family of chipsets which doesn't seem to have this
> issue and also for some of the hardware which I have not tested
> like QCA6174/QCA9377 the existing behaviour is retained as it is.
> Signed-off-by: Mohammed Shafi Shajakhan <mohammed at qti.qualcomm.com>
Patch applied to ath-next branch of ath.git, thanks.
a4aab099cc9e ath10k: fix spectral scan for QCA99X0 family of chipsets
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