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mac80211: rt2800: fix mt7620 vco calibration registers

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Use register values from init LNA function instead of the ones from
restore LNA function. Apply register values based on rx path
configuration.

Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
[daniel@makrotopia.org: moved changes into a separate patch]
This commit is contained in:
Tomislav Požega 2017-04-16 14:14:42 +02:00 committed by Daniel Golle
parent 00b32b8326
commit d2f864f7bf
1 changed files with 50 additions and 0 deletions
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50
package/kernel/mac80211/patches/021-03-rt2800-fix-mt7620-vco-calibration-registers.patch Normal file
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@ -0,0 +1,50 @@
From 02c452f317b4a4d06c433c294e66896a389731c1 Mon Sep 17 00:00:00 2001
From: Daniel Golle <daniel@makrotopia.org>
Date: Tue, 18 Apr 2017 11:09:53 +0200
Subject: [PATCH] rt2800: fix mt7620 vco calibration registers
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
To: Stanislaw Gruszka <sgruszka@redhat.com>
Cc: Helmut Schaa <helmut.schaa@googlemail.com>,
linux-wireless@vger.kernel.org,
Kalle Valo <kvalo@codeaurora.org>,
Tom Psyborg <pozega.tomislav@gmail.com>
Use register values from init LNA function instead of the ones from
restore LNA function. Apply register values based on rx path
configuration.
Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
---
drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
index 870bf315f98b..86cffee6876a 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
@@ -4932,7 +4932,7 @@ void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev)
rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin);
if (rt2x00_rt(rt2x00dev, RT6352)) {
- if (rt2x00dev->default_ant.tx_chain_num == 1) {
+ if (rt2x00dev->default_ant.rx_chain_num == 1) {
rt2800_bbp_write(rt2x00dev, 91, 0x07);
rt2800_bbp_write(rt2x00dev, 95, 0x1A);
rt2800_bbp_write(rt2x00dev, 195, 128);
@@ -4953,8 +4953,8 @@ void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev)
}
if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) {
- rt2800_bbp_write(rt2x00dev, 75, 0x60);
- rt2800_bbp_write(rt2x00dev, 76, 0x44);
+ rt2800_bbp_write(rt2x00dev, 75, 0x68);
+ rt2800_bbp_write(rt2x00dev, 76, 0x4C);
rt2800_bbp_write(rt2x00dev, 79, 0x1C);
rt2800_bbp_write(rt2x00dev, 80, 0x0C);
rt2800_bbp_write(rt2x00dev, 82, 0xB6);
--
2.12.2