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path: root/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c
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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw/regulatory.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/fw/regulatory.c101
1 files changed, 83 insertions, 18 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c
index ea435ee94312..74b90bd92c48 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/*
- * Copyright (C) 2023 Intel Corporation
+ * Copyright (C) 2023, 2025 Intel Corporation
*/
#include <linux/dmi.h>
#include "iwl-drv.h"
@@ -34,6 +34,7 @@ IWL_BIOS_TABLE_LOADER(wrds_table);
IWL_BIOS_TABLE_LOADER(ewrd_table);
IWL_BIOS_TABLE_LOADER(wgds_table);
IWL_BIOS_TABLE_LOADER(ppag_table);
+IWL_BIOS_TABLE_LOADER(phy_filters);
IWL_BIOS_TABLE_LOADER_DATA(tas_table, struct iwl_tas_data);
IWL_BIOS_TABLE_LOADER_DATA(pwr_limit, u64);
IWL_BIOS_TABLE_LOADER_DATA(mcc, char);
@@ -180,9 +181,9 @@ bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt)
*/
return IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) >= 38 ||
(IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 17 &&
- fwrt->trans->hw_rev != CSR_HW_REV_TYPE_3160) ||
+ fwrt->trans->info.hw_rev != CSR_HW_REV_TYPE_3160) ||
(IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 29 &&
- ((fwrt->trans->hw_rev & CSR_HW_REV_TYPE_MSK) ==
+ ((fwrt->trans->info.hw_rev & CSR_HW_REV_TYPE_MSK) ==
CSR_HW_REV_TYPE_7265D));
}
IWL_EXPORT_SYMBOL(iwl_sar_geo_support);
@@ -313,7 +314,7 @@ int iwl_fill_ppag_table(struct iwl_fw_runtime *fwrt,
bool send_ppag_always;
/* many firmware images for JF lie about this */
- if (CSR_HW_RFID_TYPE(fwrt->trans->hw_rf_id) ==
+ if (CSR_HW_RFID_TYPE(fwrt->trans->info.hw_rf_id) ==
CSR_HW_RFID_TYPE(CSR_HW_RF_ID_TYPE_JF))
return -EOPNOTSUPP;
@@ -338,31 +339,35 @@ int iwl_fill_ppag_table(struct iwl_fw_runtime *fwrt,
return -EINVAL;
}
- /* The 'flags' field is the same in v1 and in v2 so we can just
- * use v1 to access it.
- */
- cmd->v1.flags = cpu_to_le32(fwrt->ppag_flags);
-
IWL_DEBUG_RADIO(fwrt, "PPAG cmd ver is %d\n", cmd_ver);
if (cmd_ver == 1) {
num_sub_bands = IWL_NUM_SUB_BANDS_V1;
gain = cmd->v1.gain[0];
*cmd_size = sizeof(cmd->v1);
- if (fwrt->ppag_ver >= 1) {
+ cmd->v1.flags = cpu_to_le32(fwrt->ppag_flags);
+ if (fwrt->ppag_bios_rev >= 1) {
/* in this case FW supports revision 0 */
IWL_DEBUG_RADIO(fwrt,
"PPAG table rev is %d, send truncated table\n",
- fwrt->ppag_ver);
+ fwrt->ppag_bios_rev);
}
} else if (cmd_ver >= 2 && cmd_ver <= 6) {
num_sub_bands = IWL_NUM_SUB_BANDS_V2;
gain = cmd->v2.gain[0];
*cmd_size = sizeof(cmd->v2);
- if (fwrt->ppag_ver == 0) {
+ cmd->v2.flags = cpu_to_le32(fwrt->ppag_flags);
+ if (fwrt->ppag_bios_rev == 0) {
/* in this case FW supports revisions 1,2 or 3 */
IWL_DEBUG_RADIO(fwrt,
"PPAG table rev is 0, send padded table\n");
}
+ } else if (cmd_ver == 7) {
+ num_sub_bands = IWL_NUM_SUB_BANDS_V2;
+ gain = cmd->v3.gain[0];
+ *cmd_size = sizeof(cmd->v3);
+ cmd->v3.ppag_config_info.table_source = fwrt->ppag_bios_source;
+ cmd->v3.ppag_config_info.table_revision = fwrt->ppag_bios_rev;
+ cmd->v3.ppag_config_info.value = cpu_to_le32(fwrt->ppag_flags);
} else {
IWL_DEBUG_RADIO(fwrt, "Unsupported PPAG command version\n");
return -EINVAL;
@@ -371,9 +376,11 @@ int iwl_fill_ppag_table(struct iwl_fw_runtime *fwrt,
/* ppag mode */
IWL_DEBUG_RADIO(fwrt,
"PPAG MODE bits were read from bios: %d\n",
- le32_to_cpu(cmd->v1.flags));
+ fwrt->ppag_flags);
- if (cmd_ver == 5)
+ if (cmd_ver == 6)
+ cmd->v1.flags &= cpu_to_le32(IWL_PPAG_CMD_V6_MASK);
+ else if (cmd_ver == 5)
cmd->v1.flags &= cpu_to_le32(IWL_PPAG_CMD_V5_MASK);
else if (cmd_ver < 5)
cmd->v1.flags &= cpu_to_le32(IWL_PPAG_CMD_V4_MASK);
@@ -381,16 +388,20 @@ int iwl_fill_ppag_table(struct iwl_fw_runtime *fwrt,
if ((cmd_ver == 1 &&
!fw_has_capa(&fwrt->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_PPAG_CHINA_BIOS_SUPPORT)) ||
- (cmd_ver == 2 && fwrt->ppag_ver >= 2)) {
+ (cmd_ver == 2 && fwrt->ppag_bios_rev >= 2)) {
cmd->v1.flags &= cpu_to_le32(IWL_PPAG_ETSI_MASK);
IWL_DEBUG_RADIO(fwrt, "masking ppag China bit\n");
} else {
IWL_DEBUG_RADIO(fwrt, "isn't masking ppag China bit\n");
}
+ /* The 'flags' field is the same in v1 and v2 so we can just
+ * use v1 to access it.
+ */
IWL_DEBUG_RADIO(fwrt,
"PPAG MODE bits going to be sent: %d\n",
- le32_to_cpu(cmd->v1.flags));
+ (cmd_ver < 7) ? le32_to_cpu(cmd->v1.flags) :
+ le32_to_cpu(cmd->v3.ppag_config_info.value));
for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) {
for (j = 0; j < num_sub_bands; j++) {
@@ -456,13 +467,31 @@ iwl_parse_tas_selection(const u32 tas_selection_in, const u8 tbl_rev)
}
IWL_EXPORT_SYMBOL(iwl_parse_tas_selection);
-static __le32 iwl_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt)
+bool iwl_add_mcc_to_tas_block_list(u16 *list, u8 *size, u16 mcc)
+{
+ for (int i = 0; i < *size; i++) {
+ if (list[i] == mcc)
+ return true;
+ }
+
+ /* Verify that there is room for another country
+ * If *size == IWL_WTAS_BLACK_LIST_MAX, then the table is full.
+ */
+ if (*size >= IWL_WTAS_BLACK_LIST_MAX)
+ return false;
+
+ list[*size++] = mcc;
+ return true;
+}
+IWL_EXPORT_SYMBOL(iwl_add_mcc_to_tas_block_list);
+
+__le32 iwl_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt)
{
int ret;
u32 val;
__le32 config_bitmap = 0;
- switch (CSR_HW_RFID_TYPE(fwrt->trans->hw_rf_id)) {
+ switch (CSR_HW_RFID_TYPE(fwrt->trans->info.hw_rf_id)) {
case IWL_CFG_RF_TYPE_HR1:
case IWL_CFG_RF_TYPE_HR2:
case IWL_CFG_RF_TYPE_JF1:
@@ -503,6 +532,7 @@ static __le32 iwl_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt)
return config_bitmap;
}
+IWL_EXPORT_SYMBOL(iwl_get_lari_config_bitmap);
static size_t iwl_get_lari_config_cmd_size(u8 cmd_ver)
{
@@ -553,6 +583,10 @@ int iwl_fill_lari_config(struct iwl_fw_runtime *fwrt,
WIDE_ID(REGULATORY_AND_NVM_GROUP,
LARI_CONFIG_CHANGE), 1);
+ if (WARN_ONCE(cmd_ver > 12,
+ "Don't add newer versions to this function\n"))
+ return -EINVAL;
+
memset(cmd, 0, sizeof(*cmd));
*cmd_size = iwl_get_lari_config_cmd_size(cmd_ver);
@@ -674,3 +708,34 @@ bool iwl_puncturing_is_allowed_in_bios(u32 puncturing, u16 mcc)
}
}
IWL_EXPORT_SYMBOL(iwl_puncturing_is_allowed_in_bios);
+
+bool iwl_rfi_is_enabled_in_bios(struct iwl_fw_runtime *fwrt)
+{
+ /* default behaviour is disabled */
+ u32 value = 0;
+ int ret = iwl_bios_get_dsm(fwrt, DSM_FUNC_RFI_CONFIG, &value);
+
+ if (ret < 0) {
+ IWL_DEBUG_RADIO(fwrt, "Failed to get DSM RFI, ret=%d\n", ret);
+ return false;
+ }
+
+ value &= DSM_VALUE_RFI_DISABLE;
+ /* RFI BIOS CONFIG value can be 0 or 3 only.
+ * i.e 0 means DDR and DLVR enabled. 3 means DDR and DLVR disabled.
+ * 1 and 2 are invalid BIOS configurations, So, it's not possible to
+ * disable ddr/dlvr separately.
+ */
+ if (!value) {
+ IWL_DEBUG_RADIO(fwrt, "DSM RFI is evaluated to enable\n");
+ return true;
+ } else if (value == DSM_VALUE_RFI_DISABLE) {
+ IWL_DEBUG_RADIO(fwrt, "DSM RFI is evaluated to disable\n");
+ } else {
+ IWL_DEBUG_RADIO(fwrt,
+ "DSM RFI got invalid value, value=%d\n", value);
+ }
+
+ return false;
+}
+IWL_EXPORT_SYMBOL(iwl_rfi_is_enabled_in_bios);