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Commit bdd196a3 authored by Rajkumar Manoharan's avatar Rajkumar Manoharan Committed by John W. Linville
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ath9k: preserve caldata history buffer across scanning 



caldata's channel info is never filled with operating channel
info which is causing the operating channel's noise floor
history buffer is reset to default nf during channel change.

Signed-off-by: default avatarRajkumar Manoharan <rmanoharan@atheros.com>
Acked-by: default avatarFelix Fietkau <nbd@openwrt.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent bfc31df3

drivers/net/wireless/ath/ath9k/calib.c

+2 −3
Original line number Diff line number Diff line
@@ -382,9 +382,8 @@ void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah, 
	s16 default_nf;

	int i, j;



	if (!ah->caldata)

		return;



	ah->caldata->channel = chan->channel;

	ah->caldata->channelFlags = chan->channelFlags & ~CHANNEL_CW_INT;

	h = ah->caldata->nfCalHist;

	default_nf = ath9k_hw_get_default_nf(ah, chan);

	for (i = 0; i < NUM_NF_READINGS; i++) {