From f56b4446d07ac42ef7e71789a9256fa2f8260876 Mon Sep 17 00:00:00 2001 From: Bitterblue Smith Date: Sat, 5 Jul 2025 22:38:35 +0300 Subject: [PATCH] wifi: rtw89: 8852b: Add rtw8852b_hfc_param_ini_usb "hfc" means "hci fc" which is "Host Control Interface Flow Control". These are some parameters needed for RTL8852BU. Signed-off-by: Bitterblue Smith Acked-by: Ping-Ke Shih Signed-off-by: Ping-Ke Shih Link: https://patch.msgid.link/40dd1597-27d8-4316-ac3b-4bf7ff9f3e2f@gmail.com --- drivers/net/wireless/realtek/rtw89/rtw8852b.c | 46 ++++++++++++++++++- 1 file changed, 45 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852b.c b/drivers/net/wireless/realtek/rtw89/rtw8852b.c index 50eed21371a5..33ab71d84ffc 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852b.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852b.c @@ -49,6 +49,48 @@ static const struct rtw89_hfc_param_ini rtw8852b_hfc_param_ini_pcie[] = { [RTW89_QTA_INVALID] = {NULL}, }; +static const struct rtw89_hfc_ch_cfg rtw8852b_hfc_chcfg_usb[] = { + {18, 152, grp_0}, /* ACH 0 */ + {18, 152, grp_0}, /* ACH 1 */ + {18, 152, grp_0}, /* ACH 2 */ + {18, 152, grp_0}, /* ACH 3 */ + {0, 0, grp_0}, /* ACH 4 */ + {0, 0, grp_0}, /* ACH 5 */ + {0, 0, grp_0}, /* ACH 6 */ + {0, 0, grp_0}, /* ACH 7 */ + {18, 152, grp_0}, /* B0MGQ */ + {18, 152, grp_0}, /* B0HIQ */ + {0, 0, grp_0}, /* B1MGQ */ + {0, 0, grp_0}, /* B1HIQ */ + {0, 0, 0} /* FWCMDQ */ +}; + +static const struct rtw89_hfc_pub_cfg rtw8852b_hfc_pubcfg_usb = { + 152, /* Group 0 */ + 0, /* Group 1 */ + 152, /* Public Max */ + 0 /* WP threshold */ +}; + +static const struct rtw89_hfc_prec_cfg rtw8852b_hfc_preccfg_usb = { + 9, /* CH 0-11 pre-cost */ + 32, /* H2C pre-cost */ + 64, /* WP CH 0-7 pre-cost */ + 24, /* 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 rtw8852b_hfc_param_ini_usb[] = { + [RTW89_QTA_SCC] = {rtw8852b_hfc_chcfg_usb, &rtw8852b_hfc_pubcfg_usb, + &rtw8852b_hfc_preccfg_usb, RTW89_HCIFC_STF}, + [RTW89_QTA_DLFW] = {NULL, NULL, + &rtw8852b_hfc_preccfg_usb, RTW89_HCIFC_STF}, + [RTW89_QTA_INVALID] = {NULL}, +}; + static const struct rtw89_dle_mem rtw8852b_dle_mem_pcie[] = { [RTW89_QTA_SCC] = {RTW89_QTA_SCC, &rtw89_mac_size.wde_size7, &rtw89_mac_size.ple_size6, &rtw89_mac_size.wde_qt7, @@ -846,7 +888,9 @@ const struct rtw89_chip_info rtw8852b_chip_info = { .max_amsdu_limit = 5000, .dis_2g_40m_ul_ofdma = true, .rsvd_ple_ofst = 0x2f800, - .hfc_param_ini = {rtw8852b_hfc_param_ini_pcie, NULL, NULL}, + .hfc_param_ini = {rtw8852b_hfc_param_ini_pcie, + rtw8852b_hfc_param_ini_usb, + NULL}, .dle_mem = {rtw8852b_dle_mem_pcie, rtw8852b_dle_mem_usb3, rtw8852b_dle_mem_usb3, -- 2.25.1