Return-path: Received: from mail.atheros.com ([12.19.149.2]:20429 "EHLO mail.atheros.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753840Ab1FOMzj (ORCPT ); Wed, 15 Jun 2011 08:55:39 -0400 Received: from mail.atheros.com ([10.234.20.105]) by sidewinder.atheros.com for ; Wed, 15 Jun 2011 05:55:04 -0700 From: Mohammed Shafi Shajakhan To: CC: , , Mohammed Shafi Shajakhan , , Subject: [PATCH] ath9k: Add debug messages to track PAPRD failures Date: Wed, 15 Jun 2011 18:25:31 +0530 Message-ID: <1308142531-21062-1-git-send-email-mshajakhan@atheros.com> (sfid-20110615_145542_732990_CF15EE6F) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Mohammed Shafi Shajakhan 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 --- drivers/net/wireless/ath/ath9k/main.c | 15 +++++++++++---- 1 files changed, 11 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 7f94533..e0e0e86 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -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; } -- 1.7.0.4