* [PATCH 5/12] ath5k: Do ADC test during reset
@ 2008-07-20 3:38 Nick Kossifidis
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From: Nick Kossifidis @ 2008-07-20 3:38 UTC (permalink / raw)
To: ath5k-devel, linux-wireless; +Cc: linville, jirislaby, mcgrof
* Do an ADC test during reset to match recent regdumps
Changes-licensed-under: ISC
Signed-off-by: Nick Kossifidis <mickflemm@gmail.com>
---
diff --git a/drivers/net/wireless/ath5k/hw.c b/drivers/net/wireless/ath5k/hw.c
index 82b4ff8..cab1a8a 100644
--- a/drivers/net/wireless/ath5k/hw.c
+++ b/drivers/net/wireless/ath5k/hw.c
@@ -1079,6 +1079,19 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode,
}
/*
+ * Perform ADC test (?)
+ */
+ data = ath5k_hw_reg_read(ah, AR5K_PHY_TST1);
+ ath5k_hw_reg_write(ah, AR5K_PHY_TST1_TXHOLD, AR5K_PHY_TST1);
+ for (i = 0; i <= 20; i++) {
+ if (!(ath5k_hw_reg_read(ah, AR5K_PHY_ADC_TEST) & 0x10))
+ break;
+ udelay(200);
+ }
+ ath5k_hw_reg_write(ah, data, AR5K_PHY_TST1);
+ data = 0;
+
+ /*
* Enable calibration and wait until completion
*/
AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGCCTL,
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2008-07-20 3:38 [PATCH 5/12] ath5k: Do ADC test during reset Nick Kossifidis
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