From: Sujith <Sujith.Manoharan@atheros.com>
To: <linville@tuxdriver.com>
Cc: <linux-wireless@vger.kernel.org>
Subject: [PATCH 01/12] ath9k: Set default noise floor value for AR9287
Date: Thu, 17 Sep 2009 09:24:24 +0530 [thread overview]
Message-ID: <19121.45808.620985.302306@gargle.gargle.HOWL> (raw)
From: Vivek Natarajan <vnatarajan@atheros.com>
The default noise floor was never initialized for
AR9287.This patch helps in reporting the correct
RSSI for this version of chipset.
Signed-off-by: Vivek Natarajan <vnatarajan@atheros.com>
---
drivers/net/wireless/ath/ath9k/calib.c | 2 ++
drivers/net/wireless/ath/ath9k/calib.h | 1 +
2 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c
index 3234995..439f2c7 100644
--- a/drivers/net/wireless/ath/ath9k/calib.c
+++ b/drivers/net/wireless/ath/ath9k/calib.c
@@ -697,6 +697,8 @@ void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah)
noise_floor = AR_PHY_CCA_MAX_AR9280_GOOD_VALUE;
else if (AR_SREV_9285(ah))
noise_floor = AR_PHY_CCA_MAX_AR9285_GOOD_VALUE;
+ else if (AR_SREV_9287(ah))
+ noise_floor = AR_PHY_CCA_MAX_AR9287_GOOD_VALUE;
else
noise_floor = AR_PHY_CCA_MAX_AR5416_GOOD_VALUE;
diff --git a/drivers/net/wireless/ath/ath9k/calib.h b/drivers/net/wireless/ath/ath9k/calib.h
index 019bcbb..9028ab1 100644
--- a/drivers/net/wireless/ath/ath9k/calib.h
+++ b/drivers/net/wireless/ath/ath9k/calib.h
@@ -28,6 +28,7 @@ extern const struct ath9k_percal_data adc_init_dc_cal;
#define AR_PHY_CCA_MAX_AR5416_GOOD_VALUE -85
#define AR_PHY_CCA_MAX_AR9280_GOOD_VALUE -112
#define AR_PHY_CCA_MAX_AR9285_GOOD_VALUE -118
+#define AR_PHY_CCA_MAX_AR9287_GOOD_VALUE -118
#define AR_PHY_CCA_MAX_HIGH_VALUE -62
#define AR_PHY_CCA_MIN_BAD_VALUE -140
#define AR_PHY_CCA_FILTERWINDOW_LENGTH_INIT 3
--
1.6.4.3
reply other threads:[~2009-09-17 3:54 UTC|newest]
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