From e2a0ccebc4ffabc1c7234cfd324299b5a936e0f2 Mon Sep 17 00:00:00 2001
From: Nick Kossifidis <mick@madwifi.org>
Date: Sun, 20 Jul 2008 06:38:16 +0300
Subject: [PATCH] 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 <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
drivers/net/wireless/ath5k/hw.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/net/wireless/ath5k/hw.c b/drivers/net/wireless/ath5k/hw.c
index dc51b844c62..3937e46e473 100644
--- a/drivers/net/wireless/ath5k/hw.c
+++ b/drivers/net/wireless/ath5k/hw.c
@@ -1078,6 +1078,19 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode,
mdelay(1);
}
+ /*
+ * 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
*/
--
2.41.3