wifi: iwlwifi: Add support for LARI_CONFIG_CHANGE_CMD v12

Add support for activate/deactivate unii4 in USA, Canada and WW by
reading DSM function 8 from UEFI or ACPI and sending it to the FW.
Signed-off-by: Anjaneyulu <pagadala.yesu.anjaneyulu@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20240703125541.674604cbb6d1.Ibb946ae8ce7a760940a3c9d101e7f4f1808c43e4@changeidSigned-off-by: Johannes Berg <johannes.berg@intel.com>

drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h

@@ -704,6 +704,8 @@ struct iwl_lari_config_change_cmd_v10 {
  *	Each bit represents a country or region, and a band to activate
  *	according to the BIOS definitions.
  *	For LARI cmd version 11 - bits 0:4 are supported.
+ *	For LARI cmd version 12 - bits 0:6 are supported and bits 7:31 are
+ *	reserved. No need to mask out the reserved bits.
  * @force_disable_channels_bitmap: Bitmap of disabled bands/channels.
  *	Each bit represents a set of channels in a specific band that should be
  *	disabled
@@ -731,9 +733,11 @@ struct iwl_lari_config_change_cmd {
 	__le32 oem_11be_allow_bitmap;
 } __packed;
 /* LARI_CHANGE_CONF_CMD_S_VER_11 */
+/* LARI_CHANGE_CONF_CMD_S_VER_12 */
 
 /* Activate UNII-1 (5.2GHz) for World Wide */
-#define ACTIVATE_5G2_IN_WW_MASK	BIT(4)
+#define ACTIVATE_5G2_IN_WW_MASK			BIT(4)
+#define CHAN_STATE_ACTIVE_BITMAP_CMD_V11	0x1F
 
 /**
  * struct iwl_pnvm_init_complete_ntfy - PNVM initialization complete

drivers/net/wireless/intel/iwlwifi/fw/regulatory.c

@@ -497,6 +497,7 @@ static size_t iwl_get_lari_config_cmd_size(u8 cmd_ver)
 	size_t cmd_size;
 
 	switch (cmd_ver) {
+	case 12:
 	case 11:
 		cmd_size = sizeof(struct iwl_lari_config_change_cmd);
 		break;
@@ -563,6 +564,9 @@ int iwl_fill_lari_config(struct iwl_fw_runtime *fwrt,
 	if (!ret) {
 		if (cmd_ver < 8)
 			value &= ~ACTIVATE_5G2_IN_WW_MASK;
+		if (cmd_ver < 12)
+			value &= CHAN_STATE_ACTIVE_BITMAP_CMD_V11;
+
 		cmd->chan_state_active_bitmap = cpu_to_le32(value);
 	}