From: Mohammed Shafi Shajakhan <mohammed@xxxxxxxxxxxxxxxx>
higher the chainmask, lesser the power_delta to be added
to the paprd_training_power
Signed-off-by: Mohammed Shafi Shajakhan <mohammed@xxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/ar9003_paprd.c | 18 +++++++++++++++++-
1 files changed, 17 insertions(+), 1 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
index fc9c08f..8f6d11d 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
@@ -83,7 +83,23 @@ static int ar9003_get_training_power_5g(struct ath_hw *ah)
if (delta > scale)
return -1;
- power += 2 * get_streams(common->tx_chainmask);
+ switch (get_streams(common->tx_chainmask)) {
+ case 1:
+ delta = 6;
+ break;
+ case 2:
+ delta = 4;
+ break;
+ case 3:
+ delta = 2;
+ break;
+ default:
+ delta = 0;
+ ath_dbg(common, ATH_DBG_CALIBRATE,
+ "Invalid tx-chainmask: %u\n", common->tx_chainmask);
+ }
+
+ power += delta;
return power;
}
--
1.7.0.4
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