diff options
| author | Somashekhar(Som) <somashekhar.puttagangaiah@intel.com> | 2024-07-29 20:20:17 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2024-08-27 10:15:15 +0200 |
| commit | b312e357207c53270bd9b99e0bfd5dd9bf183078 (patch) | |
| tree | 663b4e010ae4a6830aa1ede3d1e2b1c89b6e9c2f /drivers/net/wireless/intel/iwlwifi/fw/regulatory.c | |
| parent | db9979d5aae8496233a8551320a69a2f9b1b0ac3 (diff) | |
wifi: iwlwifi: Enable channel puncturing for US/CAN from bios
Add support for enabling channel puncturing for US/CAN based
on BIOS configuration through UEFI
Signed-off-by: Somashekhar(Som) <somashekhar.puttagangaiah@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20240729201718.828f3ecf5118.I5561ab8c7cd48ad4e5d6daf21b037bf88c619a4a@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw/regulatory.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/regulatory.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c index 560a91998cc4..4d9a1f83ef8c 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c @@ -634,3 +634,19 @@ int iwl_bios_get_dsm(struct iwl_fw_runtime *fwrt, enum iwl_dsm_funcs func, GET_BIOS_TABLE(dsm, fwrt, func, value); } IWL_EXPORT_SYMBOL(iwl_bios_get_dsm); + +bool iwl_puncturing_is_allowed_in_bios(u32 puncturing, u16 mcc) +{ + /* Some kind of regulatory mess means we need to currently disallow + * puncturing in the US and Canada unless enabled in BIOS. + */ + switch (mcc) { + case IWL_MCC_US: + return puncturing & IWL_UEFI_CNV_PUNCTURING_USA_EN_MSK; + case IWL_MCC_CANADA: + return puncturing & IWL_UEFI_CNV_PUNCTURING_CANADA_EN_MSK; + default: + return true; + } +} +IWL_EXPORT_SYMBOL(iwl_puncturing_is_allowed_in_bios); |