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ath9k: Add debug messages to track PAPRD failures

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Add few debug messages for some of the possible scenarios
where we can detect PAPRD failures. this will help us to be
sure that we had really enabled PAPRD

Cc: susinder@qca.qualcomm.com
Cc: senthilb@qca.qualcomm.com
Signed-off-by: Mohammed Shafi Shajakhan <mshajakhan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Mohammed Shafi Shajakhan 2011-06-15 18:25:31 +05:30 committed by John W. Linville
parent aec7ffdf4f
commit d4bb17c4be
1 changed files with 11 additions and 4 deletions
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15
drivers/net/wireless/ath/ath9k/main.c
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@ -360,7 +360,7 @@ static bool ath_paprd_send_frame(struct ath_softc *sc, struct sk_buff *skb, int
txctl.paprd = BIT(chain);
if (ath_tx_start(hw, skb, &txctl) != 0) {
ath_dbg(common, ATH_DBG_XMIT, "PAPRD TX failed\n");
ath_dbg(common, ATH_DBG_CALIBRATE, "PAPRD TX failed\n");
dev_kfree_skb_any(skb);
return false;
}
@ -369,7 +369,7 @@ static bool ath_paprd_send_frame(struct ath_softc *sc, struct sk_buff *skb, int
msecs_to_jiffies(ATH_PAPRD_TIMEOUT));
if (!time_left)
ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_CALIBRATE,
ath_dbg(common, ATH_DBG_CALIBRATE,
"Timeout waiting for paprd training on TX chain %d\n",
chain);
@ -431,11 +431,18 @@ void ath_paprd_calibrate(struct work_struct *work)
if (!ath_paprd_send_frame(sc, skb, chain))
goto fail_paprd;
if (!ar9003_paprd_is_done(ah))
if (!ar9003_paprd_is_done(ah)) {
ath_dbg(common, ATH_DBG_CALIBRATE,
"PAPRD not yet done on chain %d\n", chain);
break;
}
if (ar9003_paprd_create_curve(ah, caldata, chain) != 0)
if (ar9003_paprd_create_curve(ah, caldata, chain)) {
ath_dbg(common, ATH_DBG_CALIBRATE,
"PAPRD create curve failed on chain %d\n",
chain);
break;
}
chain_ok = 1;
}