diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw89/fw.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/fw.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index 7c683ce74e59..5d4ad23cc3bd 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -806,6 +806,27 @@ out: return firmware; } +static int rtw89_fw_validate_ver_required(struct rtw89_dev *rtwdev) +{ + const struct rtw89_chip_variant *variant = rtwdev->variant; + const struct rtw89_fw_suit *fw_suit; + u32 suit_ver_code; + + if (!variant) + return 0; + + fw_suit = rtw89_fw_suit_get(rtwdev, RTW89_FW_NORMAL); + suit_ver_code = RTW89_FW_SUIT_VER_CODE(fw_suit); + + if (variant->fw_min_ver_code > suit_ver_code) { + rtw89_err(rtwdev, "minimum required firmware version is 0x%x\n", + variant->fw_min_ver_code); + return -ENOENT; + } + + return 0; +} + int rtw89_fw_recognize(struct rtw89_dev *rtwdev) { const struct rtw89_chip_info *chip = rtwdev->chip; @@ -822,6 +843,10 @@ int rtw89_fw_recognize(struct rtw89_dev *rtwdev) return ret; normal_done: + ret = rtw89_fw_validate_ver_required(rtwdev); + if (ret) + return ret; + /* It still works if wowlan firmware isn't existing. */ __rtw89_fw_recognize(rtwdev, RTW89_FW_WOWLAN, false); |