"hfc" means "hci fc" which is "Host Control Interface Flow Control".
These are some parameters needed for RTL8852CU.

Signed-off-by: Bitterblue Smith <rtl8821cerfe2@gmail.com>
---
v2:
 - No change, messed up sending v1.
---
 drivers/net/wireless/realtek/rtw89/rtw8852c.c | 46 ++++++++++++++++++-
 1 file changed, 45 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852c.c b/drivers/net/wireless/realtek/rtw89/rtw8852c.c
index 5e58bab5d39f..4a1405ba3567 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852c.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852c.c
@@ -51,6 +51,48 @@ static const struct rtw89_hfc_param_ini rtw8852c_hfc_param_ini_pcie[] = {
 	[RTW89_QTA_INVALID] = {NULL},
 };
 
+static const struct rtw89_hfc_ch_cfg rtw8852c_hfc_chcfg_usb[] = {
+	{18, 344, grp_0}, /* ACH 0 */
+	{0, 0, grp_0}, /* ACH 1 */
+	{18, 344, grp_0}, /* ACH 2 */
+	{0, 0, grp_0}, /* ACH 3 */
+	{18, 344, grp_0}, /* ACH 4 */
+	{0, 0, grp_0}, /* ACH 5 */
+	{18, 344, grp_0}, /* ACH 6 */
+	{0, 0, grp_0}, /* ACH 7 */
+	{18, 344, grp_0}, /* B0MGQ */
+	{0, 0, grp_0}, /* B0HIQ */
+	{18, 344, grp_0}, /* B1MGQ */
+	{0, 0, grp_0}, /* B1HIQ */
+	{0, 0, 0} /* FWCMDQ */
+};
+
+static const struct rtw89_hfc_pub_cfg rtw8852c_hfc_pubcfg_usb = {
+	344, /* Group 0 */
+	0, /* Group 1 */
+	344, /* Public Max */
+	0 /* WP threshold */
+};
+
+static const struct rtw89_hfc_prec_cfg rtw8852c_hfc_preccfg_usb = {
+	9, /* CH 0-11 pre-cost */
+	32, /* H2C pre-cost */
+	48, /* WP CH 0-7 pre-cost */
+	48, /* WP CH 8-11 pre-cost */
+	1, /* CH 0-11 full condition */
+	1, /* H2C full condition */
+	1, /* WP CH 0-7 full condition */
+	1, /* WP CH 8-11 full condition */
+};
+
+static const struct rtw89_hfc_param_ini rtw8852c_hfc_param_ini_usb[] = {
+	[RTW89_QTA_SCC] = {rtw8852c_hfc_chcfg_usb, &rtw8852c_hfc_pubcfg_usb,
+			   &rtw8852c_hfc_preccfg_usb, RTW89_HCIFC_STF},
+	[RTW89_QTA_DLFW] = {NULL, NULL,
+			    &rtw8852c_hfc_preccfg_usb, RTW89_HCIFC_STF},
+	[RTW89_QTA_INVALID] = {NULL},
+};
+
 static const struct rtw89_dle_mem rtw8852c_dle_mem_pcie[] = {
 	[RTW89_QTA_SCC] = {RTW89_QTA_SCC, &rtw89_mac_size.wde_size19,
 			   &rtw89_mac_size.ple_size19, &rtw89_mac_size.wde_qt18,
@@ -3048,7 +3090,9 @@ const struct rtw89_chip_info rtw8852c_chip_info = {
 	.max_amsdu_limit	= 8000,
 	.dis_2g_40m_ul_ofdma	= false,
 	.rsvd_ple_ofst		= 0x6f800,
-	.hfc_param_ini		= {rtw8852c_hfc_param_ini_pcie, NULL, NULL},
+	.hfc_param_ini		= {rtw8852c_hfc_param_ini_pcie,
+				   rtw8852c_hfc_param_ini_usb,
+				   NULL},
 	.dle_mem		= {rtw8852c_dle_mem_pcie,
 				   rtw8852c_dle_mem_usb2,
 				   rtw8852c_dle_mem_usb3,
-- 
2.50.0