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authorSujith Manoharan <c_manoha@qca.qualcomm.com>2012-12-10 07:22:33 +0530
committerJohn W. Linville <linville@tuxdriver.com>2012-12-10 15:49:47 -0500
commit914d0f4def3817c295d3e8cbb7ea53bef8b0efcb (patch)
tree3018ed0c7e248b020135c5bf564b73031e406113
parentath9k_hw: Fix PAPRD training (diff)
downloadlinux-dev-914d0f4def3817c295d3e8cbb7ea53bef8b0efcb.tar.xz
linux-dev-914d0f4def3817c295d3e8cbb7ea53bef8b0efcb.zip
ath9k: Add a few debug messages for PAPRD
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_paprd.c3
-rw-r--r--drivers/net/wireless/ath/ath9k/link.c10
2 files changed, 11 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
index df9158f53feb..4945fdf61bac 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
@@ -169,6 +169,9 @@ static int ar9003_paprd_setup_single_table(struct ath_hw *ah)
REG_RMW_FIELD(ah, AR_PHY_PAPRD_HT40, AR_PHY_PAPRD_HT40_MASK,
ah->paprd_ratemask_ht40);
+ ath_dbg(common, CALIBRATE, "PAPRD HT20 mask: 0x%x, HT40 mask: 0x%x\n",
+ ah->paprd_ratemask, ah->paprd_ratemask_ht40);
+
for (i = 0; i < ah->caps.max_txchains; i++) {
REG_RMW_FIELD(ah, ctrl0[i],
AR_PHY_PAPRD_CTRL0_USE_SINGLE_TABLE_MASK, 1);
diff --git a/drivers/net/wireless/ath/ath9k/link.c b/drivers/net/wireless/ath/ath9k/link.c
index fc6b075ad635..3c996ffe63c3 100644
--- a/drivers/net/wireless/ath/ath9k/link.c
+++ b/drivers/net/wireless/ath/ath9k/link.c
@@ -179,11 +179,14 @@ void ath_rx_poll(unsigned long data)
static void ath_paprd_activate(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_hw_cal_data *caldata = ah->caldata;
int chain;
- if (!caldata || !caldata->paprd_done)
+ if (!caldata || !caldata->paprd_done) {
+ ath_dbg(common, CALIBRATE, "Failed to activate PAPRD\n");
return;
+ }
ath9k_ps_wakeup(sc);
ar9003_paprd_enable(ah, false);
@@ -194,6 +197,7 @@ static void ath_paprd_activate(struct ath_softc *sc)
ar9003_paprd_populate_single_table(ah, caldata, chain);
}
+ ath_dbg(common, CALIBRATE, "Activating PAPRD\n");
ar9003_paprd_enable(ah, true);
ath9k_ps_restore(sc);
}
@@ -253,8 +257,10 @@ void ath_paprd_calibrate(struct work_struct *work)
int len = 1800;
int ret;
- if (!caldata || !caldata->paprd_packet_sent || caldata->paprd_done)
+ if (!caldata || !caldata->paprd_packet_sent || caldata->paprd_done) {
+ ath_dbg(common, CALIBRATE, "Skipping PAPRD calibration\n");
return;
+ }
ath9k_ps_wakeup(sc);