wifi: iwlwifi: Unify TAS block list handling in regulatory.c

Created a common function iwl_add_mcc_to_tas_block_list() to handle the
operations previously performed by iwl_mld_add_to_tas_block_list() and
iwl_mvm_add_to_tas_block_list(). moved this new function to regulatory.c
to better reflect its purpose and improve code organization.

Signed-off-by: Anjaneyulu <[email protected]>
Reviewed-by: Emmanuel Grumbach <[email protected]>
Signed-off-by: Miri Korenblit <[email protected]>
Link: https://patch.msgid.link/20250205145347.157d26fb7f02.I87e20e967835bc895be390daf1c6637e20b52aae@changeid
Signed-off-by: Johannes Berg <[email protected]>

1 files changed, 18 insertions, 0 deletions

diff --git a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c
index 63320689e05d..11f54339acc6 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c
@@ -456,6 +456,24 @@ iwl_parse_tas_selection(const u32 tas_selection_in, const u8 tbl_rev)
 }
 IWL_EXPORT_SYMBOL(iwl_parse_tas_selection);
 
+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);
+
 static __le32 iwl_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt)
 {
 	int ret;