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ath5k: Do ADC test during reset

PATCH In review Nick Kossifidis 1 participant 1 message Jul 20, 2008 Networking drivers (wireless)

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Nick Kossifidis

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PATCH 5/12 ath5k: Do ADC test during reset

* Do an ADC test during reset to match recent regdumps

Changes-licensed-under: ISC

Signed-off-by Nick Kossifidis <[email protected]>

---

drivers/net/wireless/ath5k/hw.c +13 -0
index 82b4ff8..cab1a8a 100644
@@ -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,