From 7aca14885edeab536a8cbe1e7cfeadd4c3310b9b Mon Sep 17 00:00:00 2001
From: Stanislaw Gruszka <sgruszka@redhat.com>
Date: Wed, 13 Feb 2019 11:09:15 +0100
Subject: [PATCH] rt2800: enable TX_PIN_CFG_RFRX_EN only for MT7620
Git-commit: 7aca14885edeab536a8cbe1e7cfeadd4c3310b9b
Patch-mainline: v5.1
References: bsc#1120902
The TX_PIN_CFG_RFRX_EN bit was not set on other devices than MT7620,
restore old behavaviour since setting this bit maight not be
correct for older devices.
Fixes: 41977e86c984 ("rt2x00: add support for MT7620")
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Oliver Neukum <oneukum@suse.com>
---
drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
@@ -3705,10 +3705,12 @@ static void rt2800_config_channel(struct
if (rt2x00_rt(rt2x00dev, RT3572))
rt2800_rfcsr_write(rt2x00dev, 8, 0);
- if (rt2x00_rt(rt2x00dev, RT6352))
+ if (rt2x00_rt(rt2x00dev, RT6352)) {
tx_pin = rt2800_register_read(rt2x00dev, TX_PIN_CFG);
- else
+ rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFRX_EN, 1);
+ } else {
tx_pin = 0;
+ }
switch (rt2x00dev->default_ant.tx_chain_num) {
case 3:
@@ -3757,7 +3759,6 @@ static void rt2800_config_channel(struct
rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFTR_EN, 1);
rt2x00_set_field32(&tx_pin, TX_PIN_CFG_TRSW_EN, 1);
- rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFRX_EN, 1); /* mt7620 */
rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin);