diff options
| author |   Anjaneyulu <pagadala.yesu.anjaneyulu@intel.com> | 2024-08-08 23:22:49 +0300 |
|---|---|---|
| committer |   Johannes Berg <johannes.berg@intel.com> | 2024-08-27 10:28:55 +0200 |
| commit | ff5aabe7c2a4a4b089a9ced0cb3d0e284963a7dd (patch) | |
| tree | 87bc873383dbbfdae643cf9df21c77635f400798 /drivers/net/wireless/intel/iwlwifi/fw/acpi.c | |
| parent | wifi: iwlwifi: mvm: drop wrong STA selection in TX (diff) | |
| download | wireguard-linux-ff5aabe7c2a4a4b089a9ced0cb3d0e284963a7dd.tar.xz wireguard-linux-ff5aabe7c2a4a4b089a9ced0cb3d0e284963a7dd.zip | |
wifi: iwlwifi: allow only CN mcc from WRDD
Block other mcc expect CN from WRDD ACPI.
Signed-off-by: Anjaneyulu <pagadala.yesu.anjaneyulu@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20240808232017.fe6ea7aa4b39.I86004687a2963fe26f990770aca103e2f5cb1628@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw/acpi.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/acpi.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c index 79774c8c7ff4..d20cd49773c9 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c @@ -357,6 +357,11 @@ int iwl_acpi_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc) } mcc_val = wifi_pkg->package.elements[1].integer.value; + if (mcc_val != BIOS_MCC_CHINA) { + ret = -EINVAL; + IWL_DEBUG_RADIO(fwrt, "ACPI WRDD is supported only for CN\n"); + goto out_free; + } mcc[0] = (mcc_val >> 8) & 0xff; mcc[1] = mcc_val & 0xff; |