[nrf fromtree] bluetooth: tbs: fix Join opcode result for PTS conformance

ciascai · rlubos · commit c65f6cd49f79 · 2026-03-20T14:27:58.000+01:00
Update the Join handler to return BT_TBS_RESULT_CODE_OPERATION_NOT_POSSIBLE Signed-off-by: Alex Ciascai <ciascai.alexandru@gmail.com> (cherry picked from commit cb9f5f8)
diff --git a/subsys/bluetooth/audio/tbs.c b/subsys/bluetooth/audio/tbs.c
@@ -1529,7 +1529,7 @@ static uint8_t join_calls(struct tbs_inst *inst, const struct bt_tbs_call_cp_joi
 	uint8_t call_state;
 
 	if ((inst->optional_opcodes & BT_TBS_FEATURE_JOIN) == 0) {
-		return BT_TBS_RESULT_CODE_OPCODE_NOT_SUPPORTED;
+		return BT_TBS_RESULT_CODE_OPERATION_NOT_POSSIBLE;
 	}
 
 	/* Check length */

Original file line number	Diff line number	Diff line change
`@@ -1529,7 +1529,7 @@ static uint8_t join_calls(struct tbs_inst *inst, const struct bt_tbs_call_cp_joi`
`1529`	`1529`	`uint8_t call_state;`
`1530`	`1530`
`1531`	`1531`	`if ((inst->optional_opcodes & BT_TBS_FEATURE_JOIN) == 0) {`
`1532`		`- return BT_TBS_RESULT_CODE_OPCODE_NOT_SUPPORTED;`
	`1532`	`+ return BT_TBS_RESULT_CODE_OPERATION_NOT_POSSIBLE;`
`1533`	`1533`	`}`
`1534`	`1534`
`1535`	`1535`	`/* Check length */`