From 6cf2086fd099bcc81b872175b60a7ba2228e407c Mon Sep 17 00:00:00 2001
From: Tzu-En Huang <tehuang@realtek.com>
Date: Tue, 16 Jun 2020 17:16:21 +0800
Subject: [PATCH] rtw88: 8821c: add dig related settings
Git-commit: 6cf2086fd099bcc81b872175b60a7ba2228e407c
Patch-mainline: v5.9-rc1
References: jsc#SLE-13430, bsc#1176741
To improve user experience in field, we need DIG to adjust RX initial
gain depends on field situation.
Define the register addresses for 8821c.
Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Tzu-En Huang <tehuang@realtek.com>
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200616091625.26489-4-yhchuang@realtek.com
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/net/wireless/realtek/rtw88/rtw8821c.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.c b/drivers/net/wireless/realtek/rtw88/rtw8821c.c
index d5ce4ce568dd..dfce8f6cb5fc 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8821c.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.c
@@ -579,6 +579,10 @@ static const struct rtw_rfe_def rtw8821c_rfe_defs[] = {
[0] = RTW_DEF_RFE(8821c, 0, 0),
};
+static struct rtw_hw_reg rtw8821c_dig[] = {
+ [0] = { .addr = 0xc50, .mask = 0x7f },
+};
+
static const struct rtw_ltecoex_addr rtw8821c_ltecoex_addr = {
.ctrl = LTECOEX_ACCESS_CTRL,
.wdata = LTECOEX_WRITE_DATA,
@@ -660,6 +664,7 @@ struct rtw_chip_info rtw8821c_hw_spec = {
.csi_buf_pg_num = 0,
.band = RTW_BAND_2G | RTW_BAND_5G,
.page_size = 128,
+ .dig_min = 0x1c,
.ht_supported = true,
.vht_supported = true,
.lps_deep_mode_supported = BIT(LPS_DEEP_MODE_LCLK),
@@ -670,6 +675,7 @@ struct rtw_chip_info rtw8821c_hw_spec = {
.rqpn_table = rqpn_table_8821c,
.prioq_addrs = &prioq_addrs_8821c,
.intf_table = &phy_para_table_8821c,
+ .dig = rtw8821c_dig,
.rf_base_addr = {0x2800, 0x2c00},
.rf_sipi_addr = {0xc90, 0xe90},
.ltecoex_addr = &rtw8821c_ltecoex_addr,
--
2.16.4