fw_key 639 drivers/net/wireless/realtek/rtw88/mac.c u32 fw_key; fw_key 642 drivers/net/wireless/realtek/rtw88/mac.c fw_key = rtw_read32(rtwdev, REG_FW_DBG7) & FW_KEY_MASK; fw_key 643 drivers/net/wireless/realtek/rtw88/mac.c if (fw_key == ILLEGAL_KEY_GROUP)