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From: Bitterblue Smith <rtl8821cerfe2@gmail.com>
To: "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>
Cc: Ping-Ke Shih <pkshih@realtek.com>
Subject: [PATCH rtw-next v3 08/11] wifi: rtw89: Add rtw8852c_hfc_param_ini_usb
Date: Wed, 27 Aug 2025 19:55:58 +0300	[thread overview]
Message-ID: <078ca8f6-92d1-4f32-8a4b-9332f352dc48@gmail.com> (raw)
In-Reply-To: <fac0abab-2334-4ae2-9a80-f3fd7808e392@gmail.com>

"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>
Acked-by: Ping-Ke Shih <pkshih@realtek.com>
---
v2:
 - No change, messed up sending v1.

v3:
 - Add Acked-by.
---
 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 651ef96d143a..dc48c66a3b2b 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,
@@ -3051,7 +3093,9 @@ 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,
-- 
2.50.1


  parent reply	other threads:[~2025-08-27 16:56 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-27 16:48 [PATCH rtw-next v3 00/11] wifi: rtw89: Add support for RTL8852CU Bitterblue Smith
2025-08-27 16:48 ` [PATCH rtw-next v3 01/11] wifi: rtw89: Add rtw89_core_get_ch_dma_v2() Bitterblue Smith
2025-08-29  6:08   ` Ping-Ke Shih
2025-08-27 16:49 ` [PATCH rtw-next v3 02/11] wifi: rtw89: usb: Move bulk out map to new struct rtw89_usb_info Bitterblue Smith
2025-08-29  6:13   ` Ping-Ke Shih
2025-08-27 16:50 ` [PATCH rtw-next v3 03/11] wifi: rtw89: usb: Prepare rtw89_usb_ops_mac_pre_init() for RTL8852CU Bitterblue Smith
2025-08-29  6:16   ` Ping-Ke Shih
2025-08-27 16:51 ` [PATCH rtw-next v3 04/11] wifi: rtw89: usb: Prepare rtw89_usb_ops_mac_post_init() " Bitterblue Smith
2025-08-29  6:17   ` Ping-Ke Shih
2025-08-27 16:52 ` [PATCH rtw-next v3 05/11] wifi: rtw89: Fix rtw89_mac_dmac_func_pre_en_ax() for USB/SDIO Bitterblue Smith
2025-08-27 16:52 ` [PATCH rtw-next v3 06/11] wifi: rtw89: 8852c: Fix rtw8852c_pwr_{on,off}_func() for USB Bitterblue Smith
2025-08-27 16:54 ` [PATCH rtw-next v3 07/11] wifi: rtw89: Add rtw8852c_dle_mem_usb{2,3} Bitterblue Smith
2025-08-27 16:55 ` Bitterblue Smith [this message]
2025-08-27 16:56 ` [PATCH rtw-next v3 09/11] wifi: rtw89: 8852c: Accept USB devices and load their MAC address Bitterblue Smith
2025-08-27 16:57 ` [PATCH rtw-next v3 10/11] wifi: rtw89: Add rtw8852cu.c Bitterblue Smith
2025-08-27 16:58 ` [PATCH rtw-next v3 11/11] wifi: rtw89: Enable the new rtw89_8852cu module Bitterblue Smith
2025-08-29  6:23 ` [PATCH rtw-next v3 00/11] wifi: rtw89: Add support for RTL8852CU Ping-Ke Shih
2025-08-29 21:46   ` Bitterblue Smith
2025-09-01  2:09     ` Ping-Ke Shih

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