diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/fw.c')
-rw-r--r-- | drivers/net/wireless/realtek/rtw88/fw.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/fw.c b/drivers/net/wireless/realtek/rtw88/fw.c index 2a8ccc8a7f60..567bbedd8ee0 100644 --- a/drivers/net/wireless/realtek/rtw88/fw.c +++ b/drivers/net/wireless/realtek/rtw88/fw.c @@ -308,6 +308,57 @@ void rtw_fw_c2h_cmd_isr(struct rtw_dev *rtwdev) } EXPORT_SYMBOL(rtw_fw_c2h_cmd_isr); +static void rtw_fw_send_h2c_command_register(struct rtw_dev *rtwdev, + struct rtw_h2c_register *h2c) +{ + u32 box_reg, box_ex_reg; + u8 box_state, box; + int ret; + + rtw_dbg(rtwdev, RTW_DBG_FW, "send H2C content %08x %08x\n", h2c->w0, + h2c->w1); + + lockdep_assert_held(&rtwdev->mutex); + + box = rtwdev->h2c.last_box_num; + switch (box) { + case 0: + box_reg = REG_HMEBOX0; + box_ex_reg = REG_HMEBOX0_EX; + break; + case 1: + box_reg = REG_HMEBOX1; + box_ex_reg = REG_HMEBOX1_EX; + break; + case 2: + box_reg = REG_HMEBOX2; + box_ex_reg = REG_HMEBOX2_EX; + break; + case 3: + box_reg = REG_HMEBOX3; + box_ex_reg = REG_HMEBOX3_EX; + break; + default: + WARN(1, "invalid h2c mail box number\n"); + return; + } + + ret = read_poll_timeout_atomic(rtw_read8, box_state, + !((box_state >> box) & 0x1), 100, 3000, + false, rtwdev, REG_HMETFR); + + if (ret) { + rtw_err(rtwdev, "failed to send h2c command\n"); + return; + } + + rtw_write32(rtwdev, box_ex_reg, h2c->w1); + rtw_write32(rtwdev, box_reg, h2c->w0); + + if (++rtwdev->h2c.last_box_num >= 4) + rtwdev->h2c.last_box_num = 0; +} + static void rtw_fw_send_h2c_command(struct rtw_dev *rtwdev, u8 *h2c) { @@ -468,6 +519,23 @@ void rtw_fw_query_bt_info(struct rtw_dev *rtwdev) rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } +void rtw_fw_default_port(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif) +{ + struct rtw_h2c_register h2c = {}; + + if (rtwvif->net_type != RTW_NET_MGD_LINKED) + return; + + /* Leave LPS before default port H2C so FW timer is correct */ + rtw_leave_lps(rtwdev); + + h2c.w0 = u32_encode_bits(H2C_CMD_DEFAULT_PORT, RTW_H2C_W0_CMDID) | + u32_encode_bits(rtwvif->port, RTW_H2C_DEFAULT_PORT_W0_PORTID) | + u32_encode_bits(rtwvif->mac_id, RTW_H2C_DEFAULT_PORT_W0_MACID); + + rtw_fw_send_h2c_command_register(rtwdev, &h2c); +} + void rtw_fw_wl_ch_info(struct rtw_dev *rtwdev, u8 link, u8 ch, u8 bw) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; |