From: Ping-Ke Shih <pkshih@realtek.com>
To: <linux-wireless@vger.kernel.org>
Subject: [PATCH rtw-next 7/9] wifi: rtw89: 8922d: add ops related to BT coexistence mechanism
Date: Mon, 30 Mar 2026 14:58:45 +0800 [thread overview]
Message-ID: <20260330065847.48946-8-pkshih@realtek.com> (raw)
In-Reply-To: <20260330065847.48946-1-pkshih@realtek.com>
The ops is used by shared BT coexistence mechanism to set WiFi TX power,
get BT RSSI, and TX/RX parameters.
The RTL8922D uses TX/RX parameter v9, so define it and fill NULL for
other chips.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
---
drivers/net/wireless/realtek/rtw89/core.h | 21 +++
drivers/net/wireless/realtek/rtw89/rtw8851b.c | 4 +
drivers/net/wireless/realtek/rtw89/rtw8852a.c | 4 +
drivers/net/wireless/realtek/rtw89/rtw8852b.c | 4 +
.../net/wireless/realtek/rtw89/rtw8852bt.c | 4 +
drivers/net/wireless/realtek/rtw89/rtw8852c.c | 4 +
drivers/net/wireless/realtek/rtw89/rtw8922a.c | 4 +
drivers/net/wireless/realtek/rtw89/rtw8922d.c | 123 ++++++++++++++++++
8 files changed, 168 insertions(+)
diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h
index 696a1d92d62b..5c5bd7d02a62 100644
--- a/drivers/net/wireless/realtek/rtw89/core.h
+++ b/drivers/net/wireless/realtek/rtw89/core.h
@@ -873,6 +873,14 @@ enum rtw89_phy_idx {
RTW89_PHY_NUM,
};
+enum rtw89_fbtc_bt_index {
+ BTC_BT_1ST = 0x0,
+ BTC_BT_2ND = 0x1,
+ BTC_BT_EXT = 0x2,
+ BTC_ALL_BT = 0x2,
+ BTC_ALL_BT_EZL = 0x3 /* BT0+BT1+Ext-ZB(or Thread, or LTE) */
+};
+
#define __RTW89_MLD_MAX_LINK_NUM 2
#define RTW89_MLD_NON_STA_LINK_NUM 1
@@ -2197,6 +2205,15 @@ struct rtw89_btc_bt_info {
u32 rsvd: 17;
};
+struct rtw89_btc_rf_trx_para_v9 {
+ u32 wl_tx_power[RTW89_PHY_NUM]; /* absolute Tx power (dBm), 1's complement -5->0x85 */
+ u32 wl_rx_gain[RTW89_PHY_NUM]; /* rx gain table index (TBD.) */
+ u32 bt_tx_power[BTC_ALL_BT]; /* decrease Tx power (dB) */
+ u32 bt_rx_gain[BTC_ALL_BT]; /* LNA constrain level */
+ u32 zb_tx_power[BTC_ALL_BT]; /* 15.4 devrease Tx power (dB) */
+ u32 zb_rx_gain[BTC_ALL_BT]; /* 15.4 constrain level */
+};
+
struct rtw89_btc_cx {
struct rtw89_btc_wl_info wl;
struct rtw89_btc_bt_info bt;
@@ -4609,6 +4626,10 @@ struct rtw89_chip_info {
const struct rtw89_btc_rf_trx_para *rf_para_ulink;
u8 rf_para_dlink_num;
const struct rtw89_btc_rf_trx_para *rf_para_dlink;
+ const struct rtw89_btc_rf_trx_para_v9 *rf_para_ulink_v9;
+ const struct rtw89_btc_rf_trx_para_v9 *rf_para_dlink_v9;
+ u8 rf_para_ulink_num_v9;
+ u8 rf_para_dlink_num_v9;
u8 ps_mode_supported;
u8 low_power_hci_modes;
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8851b.c b/drivers/net/wireless/realtek/rtw89/rtw8851b.c
index a3a5b6fbe46c..f9eda3f16d32 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8851b.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8851b.c
@@ -2681,6 +2681,10 @@ const struct rtw89_chip_info rtw8851b_chip_info = {
.rf_para_ulink = rtw89_btc_8851b_rf_ul,
.rf_para_dlink_num = ARRAY_SIZE(rtw89_btc_8851b_rf_dl),
.rf_para_dlink = rtw89_btc_8851b_rf_dl,
+ .rf_para_ulink_v9 = NULL,
+ .rf_para_dlink_v9 = NULL,
+ .rf_para_ulink_num_v9 = 0,
+ .rf_para_dlink_num_v9 = 0,
.ps_mode_supported = BIT(RTW89_PS_MODE_RFOFF) |
BIT(RTW89_PS_MODE_CLK_GATED),
.low_power_hci_modes = 0,
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852a.c b/drivers/net/wireless/realtek/rtw89/rtw8852a.c
index 898c534a5762..c894c31156e4 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852a.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852a.c
@@ -2418,6 +2418,10 @@ const struct rtw89_chip_info rtw8852a_chip_info = {
.rf_para_ulink = rtw89_btc_8852a_rf_ul,
.rf_para_dlink_num = ARRAY_SIZE(rtw89_btc_8852a_rf_dl),
.rf_para_dlink = rtw89_btc_8852a_rf_dl,
+ .rf_para_ulink_v9 = NULL,
+ .rf_para_dlink_v9 = NULL,
+ .rf_para_ulink_num_v9 = 0,
+ .rf_para_dlink_num_v9 = 0,
.ps_mode_supported = BIT(RTW89_PS_MODE_RFOFF) |
BIT(RTW89_PS_MODE_CLK_GATED) |
BIT(RTW89_PS_MODE_PWR_GATED),
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852b.c b/drivers/net/wireless/realtek/rtw89/rtw8852b.c
index 19a9f07e8714..f2e839122194 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852b.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852b.c
@@ -1014,6 +1014,10 @@ const struct rtw89_chip_info rtw8852b_chip_info = {
.rf_para_ulink = rtw89_btc_8852b_rf_ul,
.rf_para_dlink_num = ARRAY_SIZE(rtw89_btc_8852b_rf_dl),
.rf_para_dlink = rtw89_btc_8852b_rf_dl,
+ .rf_para_ulink_v9 = NULL,
+ .rf_para_dlink_v9 = NULL,
+ .rf_para_ulink_num_v9 = 0,
+ .rf_para_dlink_num_v9 = 0,
.ps_mode_supported = BIT(RTW89_PS_MODE_RFOFF) |
BIT(RTW89_PS_MODE_CLK_GATED) |
BIT(RTW89_PS_MODE_PWR_GATED),
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852bt.c b/drivers/net/wireless/realtek/rtw89/rtw8852bt.c
index c86b995a7cb1..b1eb6fb1ece8 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852bt.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852bt.c
@@ -853,6 +853,10 @@ const struct rtw89_chip_info rtw8852bt_chip_info = {
.rf_para_ulink = rtw89_btc_8852bt_rf_ul,
.rf_para_dlink_num = ARRAY_SIZE(rtw89_btc_8852bt_rf_dl),
.rf_para_dlink = rtw89_btc_8852bt_rf_dl,
+ .rf_para_ulink_v9 = NULL,
+ .rf_para_dlink_v9 = NULL,
+ .rf_para_ulink_num_v9 = 0,
+ .rf_para_dlink_num_v9 = 0,
.ps_mode_supported = BIT(RTW89_PS_MODE_RFOFF) |
BIT(RTW89_PS_MODE_CLK_GATED) |
BIT(RTW89_PS_MODE_PWR_GATED),
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852c.c b/drivers/net/wireless/realtek/rtw89/rtw8852c.c
index 7ea0a8905282..0f2902af1c72 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852c.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852c.c
@@ -3211,6 +3211,10 @@ const struct rtw89_chip_info rtw8852c_chip_info = {
.rf_para_ulink = rtw89_btc_8852c_rf_ul,
.rf_para_dlink_num = ARRAY_SIZE(rtw89_btc_8852c_rf_dl),
.rf_para_dlink = rtw89_btc_8852c_rf_dl,
+ .rf_para_ulink_v9 = NULL,
+ .rf_para_dlink_v9 = NULL,
+ .rf_para_ulink_num_v9 = 0,
+ .rf_para_dlink_num_v9 = 0,
.ps_mode_supported = BIT(RTW89_PS_MODE_RFOFF) |
BIT(RTW89_PS_MODE_CLK_GATED) |
BIT(RTW89_PS_MODE_PWR_GATED),
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8922a.c b/drivers/net/wireless/realtek/rtw89/rtw8922a.c
index a489aaf90f23..e8731d2f1703 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8922a.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8922a.c
@@ -3015,6 +3015,10 @@ const struct rtw89_chip_info rtw8922a_chip_info = {
.rf_para_ulink = rtw89_btc_8922a_rf_ul,
.rf_para_dlink_num = ARRAY_SIZE(rtw89_btc_8922a_rf_dl),
.rf_para_dlink = rtw89_btc_8922a_rf_dl,
+ .rf_para_ulink_v9 = NULL,
+ .rf_para_dlink_v9 = NULL,
+ .rf_para_ulink_num_v9 = 0,
+ .rf_para_dlink_num_v9 = 0,
.ps_mode_supported = BIT(RTW89_PS_MODE_RFOFF) |
BIT(RTW89_PS_MODE_CLK_GATED) |
BIT(RTW89_PS_MODE_PWR_GATED),
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8922d.c b/drivers/net/wireless/realtek/rtw89/rtw8922d.c
index 49b84d49ccac..a9a7ffb5fb58 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8922d.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8922d.c
@@ -2619,6 +2619,129 @@ static u32 rtw8922d_chan_to_rf18_val(struct rtw89_dev *rtwdev,
return val;
}
+static void rtw8922d_btc_set_rfe(struct rtw89_dev *rtwdev)
+{
+}
+
+static void rtw8922d_btc_init_cfg(struct rtw89_dev *rtwdev)
+{
+ /* offload to firmware */
+}
+
+static void
+rtw8922d_btc_set_wl_txpwr_ctrl(struct rtw89_dev *rtwdev, u32 txpwr_val)
+{
+ u16 ctrl_all_time = u32_get_bits(txpwr_val, GENMASK(15, 0));
+ u16 ctrl_gnt_bt = u32_get_bits(txpwr_val, GENMASK(31, 16));
+
+ switch (ctrl_all_time) {
+ case 0xffff:
+ rtw89_mac_txpwr_write32_mask(rtwdev, RTW89_PHY_0, R_BE_PWR_RATE_CTRL,
+ B_BE_FORCE_PWR_BY_RATE_EN, 0x0);
+ rtw89_mac_txpwr_write32_mask(rtwdev, RTW89_PHY_0, R_BE_PWR_RATE_CTRL,
+ B_BE_FORCE_PWR_BY_RATE_VAL, 0x0);
+ break;
+ default:
+ rtw89_mac_txpwr_write32_mask(rtwdev, RTW89_PHY_0, R_BE_PWR_RATE_CTRL,
+ B_BE_FORCE_PWR_BY_RATE_VAL, ctrl_all_time);
+ rtw89_mac_txpwr_write32_mask(rtwdev, RTW89_PHY_0, R_BE_PWR_RATE_CTRL,
+ B_BE_FORCE_PWR_BY_RATE_EN, 0x1);
+ break;
+ }
+
+ switch (ctrl_gnt_bt) {
+ case 0xffff:
+ rtw89_mac_txpwr_write32_mask(rtwdev, RTW89_PHY_0, R_BE_PWR_REG_CTRL,
+ B_BE_PWR_BT_EN, 0x0);
+ rtw89_mac_txpwr_write32_mask(rtwdev, RTW89_PHY_0, R_BE_PWR_COEX_CTRL,
+ B_BE_PWR_BT_VAL, 0x0);
+ break;
+ default:
+ rtw89_mac_txpwr_write32_mask(rtwdev, RTW89_PHY_0, R_BE_PWR_COEX_CTRL,
+ B_BE_PWR_BT_VAL, ctrl_gnt_bt);
+ rtw89_mac_txpwr_write32_mask(rtwdev, RTW89_PHY_0, R_BE_PWR_REG_CTRL,
+ B_BE_PWR_BT_EN, 0x1);
+ break;
+ }
+}
+
+static
+s8 rtw8922d_btc_get_bt_rssi(struct rtw89_dev *rtwdev, s8 val)
+{
+ return clamp_t(s8, val, -100, 0) + 100;
+}
+
+static const struct rtw89_btc_rf_trx_para_v9 rtw89_btc_8922d_rf_ul_v9[] = {
+ /*
+ * 0 -> original
+ * 1 -> for BT-connected ACI issue && BTG co-rx
+ * 2 ~ 4 ->reserved for shared-antenna
+ * 5 ~ 8 ->for non-shared-antenna free-run
+ */
+ {{15, 15}, {0, 0}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {2, 2}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {0, 0}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {0, 0}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {0, 0}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {1, 1}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{ 6, 6}, {1, 1}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{13, 13}, {1, 1}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{13, 13}, {1, 1}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+};
+
+static const struct rtw89_btc_rf_trx_para_v9 rtw89_btc_8922d_rf_dl_v9[] = {
+ /*
+ * 0 -> original
+ * 1 -> for BT-connected ACI issue && BTG co-rx
+ * 2 ~ 4 ->reserved for shared-antenna
+ * 5 ~ 8 ->for non-shared-antenna free-run
+ */
+ {{15, 15}, {0, 0}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {2, 2}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {0, 0}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {0, 0}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {0, 0}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {1, 1}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {1, 1}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {1, 1}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+ {{15, 15}, {1, 1}, {0, 0}, {7, 7}, {0, 0}, {0, 0}},
+};
+
+static const u8 rtw89_btc_8922d_wl_rssi_thres[BTC_WL_RSSI_THMAX] = {60, 50, 40, 30};
+static const u8 rtw89_btc_8922d_bt_rssi_thres[BTC_BT_RSSI_THMAX] = {50, 40, 30, 20};
+
+static const struct rtw89_btc_fbtc_mreg rtw89_btc_8922d_mon_reg[] = {
+ RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xe300),
+ RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xe330),
+ RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xe334),
+ RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xe338),
+ RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xe344),
+ RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xe348),
+ RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xe34c),
+ RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xe350),
+ RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xe354),
+ RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xe35c),
+ RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xe370),
+ RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xe380),
+};
+
+static
+void rtw8922d_btc_update_bt_cnt(struct rtw89_dev *rtwdev)
+{
+ /* Feature move to firmware */
+}
+
+static
+void rtw8922d_btc_wl_s1_standby(struct rtw89_dev *rtwdev, bool state)
+{
+ /* Feature move to firmware */
+}
+
+static void rtw8922d_btc_set_wl_rx_gain(struct rtw89_dev *rtwdev, u32 level)
+{
+ /* Feature move to firmware */
+}
+
MODULE_FIRMWARE(RTW8922D_MODULE_FIRMWARE);
MODULE_FIRMWARE(RTW8922DS_MODULE_FIRMWARE);
MODULE_AUTHOR("Realtek Corporation");
--
2.25.1
next prev parent reply other threads:[~2026-03-30 6:59 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-30 6:58 [PATCH rtw-next 0/9] wifi: rtw89: 8922d: add RTL8922DE part 2/2 Ping-Ke Shih
2026-03-30 6:58 ` [PATCH rtw-next 1/9] wifi: rtw89: 8922d: BB hardware pre-/post-init, TX/RX path and power settings Ping-Ke Shih
2026-03-30 6:58 ` [PATCH rtw-next 2/9] wifi: rtw89: 8922d: add set channel with pre-/post- helpers Ping-Ke Shih
2026-03-30 6:58 ` [PATCH rtw-next 3/9] wifi: rtw89: 8922d: add RF calibration ops Ping-Ke Shih
2026-03-30 6:58 ` [PATCH rtw-next 4/9] wifi: rtw89: 8922d: add set TX power callback Ping-Ke Shih
2026-03-30 6:58 ` [PATCH rtw-next 5/9] wifi: rtw89: 8922d: configure TX/RX path assisting in BT coexistence Ping-Ke Shih
2026-03-30 6:58 ` [PATCH rtw-next 6/9] wifi: rtw89: 8922d: add RF ops of init hardware and get thermal Ping-Ke Shih
2026-03-30 6:58 ` Ping-Ke Shih [this message]
2026-03-30 6:58 ` [PATCH rtw-next 8/9] wifi: rtw89: 8922d: add chip_info and chip_ops struct Ping-Ke Shih
2026-03-30 6:58 ` [PATCH rtw-next 9/9] wifi: rtw89: 8922d: add PCI ID of RTL8922DE and RTL8922DE-VS Ping-Ke Shih
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