ath9k: Move cycle conters under cc_lock
This patch protects cycle counters access by cc_lock and also prints current sample index. Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -1323,16 +1323,17 @@ void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
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ath9k_ps_wakeup(sc);
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spin_lock_bh(&sc->debug.samp_lock);
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spin_lock_irqsave(&common->cc_lock, flags);
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ath_hw_cycle_counters_update(common);
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spin_unlock_irqrestore(&common->cc_lock, flags);
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spin_lock_bh(&sc->debug.samp_lock);
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ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles;
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ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy;
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ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame;
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ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame;
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spin_unlock_irqrestore(&common->cc_lock, flags);
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ATH_SAMP_DBG(noise) = ah->noise;
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REG_WRITE_D(ah, AR_MACMISC,
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@ -1390,6 +1391,8 @@ static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
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spin_lock_bh(&sc->debug.samp_lock);
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memcpy(bb_mac_samp, sc->debug.bb_mac_samp,
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sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
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len += snprintf(buf + len, size - len,
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"Current Sample Index: %d\n", sc->debug.sampidx);
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spin_unlock_bh(&sc->debug.samp_lock);
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len += snprintf(buf + len, size - len,
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