summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/intel/iwlwifi/fw/uefi.c
diff options
context:
space:
mode:
authorAnjaneyulu <pagadala.yesu.anjaneyulu@intel.com>2024-12-31 13:59:10 +0200
committerJohannes Berg <johannes.berg@intel.com>2025-01-13 15:34:07 +0100
commit5f4656610edb27c84d9e3378aea9024bf8d723ab (patch)
tree4505c5d4d350451675e4eaf618ebf9fdd49cc3b7 /drivers/net/wireless/intel/iwlwifi/fw/uefi.c
parentd1f9e5e9ed1b98e82562632bb12edb52fc23ddf1 (diff)
wifi: iwlwifi: extend TAS_CONFIG cmd support for v5
Extend TAS_CONFIG to send exact data read from bios to firmware without filtering/altering bios data. This enables driver becoming purely a pipe for TAS features. Signed-off-by: Anjaneyulu <pagadala.yesu.anjaneyulu@intel.com> Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> Link: https://patch.msgid.link/20241231135726.f46d58e7cfd1.Ifd81e632fa3e7039b8d139ee0d1c24e09669dff5@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw/uefi.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/fw/uefi.c28
1 files changed, 15 insertions, 13 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c
index cc7659d59cf0..434eed4130b9 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c
@@ -570,7 +570,7 @@ int iwl_uefi_get_tas_table(struct iwl_fw_runtime *fwrt,
struct iwl_tas_data *tas_data)
{
struct uefi_cnv_var_wtas *uefi_tas;
- int ret = 0, enabled, i;
+ int ret, enabled;
uefi_tas = iwl_uefi_get_verified_variable(fwrt->trans, IWL_UEFI_WTAS_NAME,
"WTAS", sizeof(*uefi_tas), NULL);
@@ -585,15 +585,16 @@ int iwl_uefi_get_tas_table(struct iwl_fw_runtime *fwrt,
goto out;
}
- enabled = iwl_parse_tas_selection(fwrt, tas_data,
- uefi_tas->tas_selection,
- uefi_tas->revision);
+ IWL_DEBUG_RADIO(fwrt, "TAS selection as read from BIOS: 0x%x\n",
+ uefi_tas->tas_selection);
- if (!enabled) {
- IWL_DEBUG_RADIO(fwrt, "TAS not enabled\n");
- ret = 0;
- goto out;
- }
+ enabled = uefi_tas->tas_selection & IWL_WTAS_ENABLED_MSK;
+ tas_data->table_source = BIOS_SOURCE_UEFI;
+ tas_data->table_revision = uefi_tas->revision;
+ tas_data->tas_selection = uefi_tas->tas_selection;
+
+ IWL_DEBUG_RADIO(fwrt, "TAS %s enabled\n",
+ enabled ? "is" : "not");
IWL_DEBUG_RADIO(fwrt, "Reading TAS table revision %d\n",
uefi_tas->revision);
@@ -603,15 +604,16 @@ int iwl_uefi_get_tas_table(struct iwl_fw_runtime *fwrt,
ret = -EINVAL;
goto out;
}
- tas_data->block_list_size = cpu_to_le32(uefi_tas->black_list_size);
+
+ tas_data->block_list_size = uefi_tas->black_list_size;
IWL_DEBUG_RADIO(fwrt, "TAS array size %u\n", uefi_tas->black_list_size);
- for (i = 0; i < uefi_tas->black_list_size; i++) {
- tas_data->block_list_array[i] =
- cpu_to_le32(uefi_tas->black_list[i]);
+ for (u8 i = 0; i < uefi_tas->black_list_size; i++) {
+ tas_data->block_list_array[i] = uefi_tas->black_list[i];
IWL_DEBUG_RADIO(fwrt, "TAS block list country %d\n",
uefi_tas->black_list[i]);
}
+ ret = enabled;
out:
kfree(uefi_tas);
return ret;