diff options
| author | Abhishek Naik <abhishek.naik@intel.com> | 2021-06-17 10:08:52 +0300 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2021-06-22 16:57:55 +0300 |
| commit | 54b4fda5a761f97b8918607dbb4cd3b9e711aab6 (patch) | |
| tree | 718b2523c08df6fd0d2777ec28e54f7ec8a4a53c /drivers/net/wireless/intel/iwlwifi/mvm/fw.c | |
| parent | 8e08e191fc932b4fc2de014c358f8946a4af57e1 (diff) | |
iwlwifi: mvm: Read acpi dsm to get unii4 enable/disable bitmap.
Read the UNII4 setting from the ACPI table and use it in the
LARI_CONFIG_CHANGE_CMD accordingly.
This setting allows OEMs to enable or disable UNII4, bypassing the FW
defaults.
Signed-off-by: Abhishek Naik <abhishek.naik@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210617100544.223090c509c4.If03cb5393607ae494041b6187bcec134d6a1e06d@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/fw.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/fw.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index 9f2a5dee59d8..38fd5886af2d 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -1141,7 +1141,7 @@ static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) { int ret; u32 value; - struct iwl_lari_config_change_cmd_v3 cmd = {}; + struct iwl_lari_config_change_cmd_v4 cmd = {}; cmd.config_bitmap = iwl_acpi_get_lari_config_bitmap(&mvm->fwrt); @@ -1151,12 +1151,22 @@ static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) cmd.oem_11ax_allow_bitmap = cpu_to_le32(value); /* apply more config masks here */ - if (cmd.config_bitmap || cmd.oem_11ax_allow_bitmap) { + ret = iwl_acpi_get_dsm_u32((&mvm->fwrt)->dev, 0, + DSM_FUNC_ENABLE_UNII4_CHAN, + &iwl_guid, &value); + if (!ret) + cmd.oem_unii4_allow_bitmap = cpu_to_le32(value); + + if (cmd.config_bitmap || + cmd.oem_11ax_allow_bitmap || + cmd.oem_unii4_allow_bitmap) { size_t cmd_size; u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, REGULATORY_AND_NVM_GROUP, LARI_CONFIG_CHANGE, 1); - if (cmd_ver == 3) + if (cmd_ver == 4) + cmd_size = sizeof(struct iwl_lari_config_change_cmd_v4); + else if (cmd_ver == 3) cmd_size = sizeof(struct iwl_lari_config_change_cmd_v3); else if (cmd_ver == 2) cmd_size = sizeof(struct iwl_lari_config_change_cmd_v2); @@ -1167,6 +1177,10 @@ static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) "sending LARI_CONFIG_CHANGE, config_bitmap=0x%x, oem_11ax_allow_bitmap=0x%x\n", le32_to_cpu(cmd.config_bitmap), le32_to_cpu(cmd.oem_11ax_allow_bitmap)); + IWL_DEBUG_RADIO(mvm, + "sending LARI_CONFIG_CHANGE, oem_unii4_allow_bitmap=0x%x, cmd_ver=%d\n", + le32_to_cpu(cmd.oem_unii4_allow_bitmap), + cmd_ver); ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP, LARI_CONFIG_CHANGE), |