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ath9k: don't trigger spectral scan when not enabled

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Doing so enables the FFT generation without prior
configuration, leading to an IRQ storm caused by
invalid (or at least unwanted) PHY errors.

Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Zefir Kurtisi 2017-02-27 15:49:36 +01:00 • committed by Kalle Valo
parent 523f6701db
commit 45c3d550b0
1 changed files with 3 additions and 0 deletions
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3
drivers/net/wireless/ath/ath9k/common-spectral.c
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@ -742,6 +742,9 @@ void ath9k_cmn_spectral_scan_trigger(struct ath_common *common,
return;
}
if (!spec_priv->spec_config.enabled)
return;
ath_ps_ops(common)->wakeup(common);
rxfilter = ath9k_hw_getrxfilter(ah);
ath9k_hw_setrxfilter(ah, rxfilter |