tests: bsim: Bluetooth: Enable some high reliability CAP tests

Enable some high reliability CAP tests by increasing ISO Tx buffer counts in the Controller to sufficiently generate number of complete when multiple SDUs are transmitted in single ISO interval with use of pre-transmissions. Signed-off-by: Vinayak Kariappa Chettimada <[email protected]>
zephyrproject-rtos · Nov 5, 2024 · 4950663 · 4950663
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Showing 8 changed files with 54 additions and 41 deletions.
diff --git a/tests/bsim/bluetooth/audio/overlay-bt_ll_sw_split.conf b/tests/bsim/bluetooth/audio/overlay-bt_ll_sw_split.conf
@@ -100,7 +100,7 @@ CONFIG_BT_CTLR_CONN_ISO_LOW_LATENCY_POLICY=y
 
 # ISO Transmissions
 CONFIG_BT_CTLR_ISOAL_SOURCES=4
-CONFIG_BT_CTLR_ISO_TX_BUFFERS=12
+CONFIG_BT_CTLR_ISO_TX_BUFFERS=18
 CONFIG_BT_CTLR_ISO_TX_BUFFER_SIZE=255
 
 # ISO Receptions

diff --git a/tests/bsim/bluetooth/audio/overlay-nrf5340_cpunet_iso-bt_ll_sw_split.conf b/tests/bsim/bluetooth/audio/overlay-nrf5340_cpunet_iso-bt_ll_sw_split.conf
@@ -0,0 +1 @@
+CONFIG_BT_CTLR_ISO_TX_BUFFERS=18
diff --git a/tests/bsim/bluetooth/audio/prj.conf b/tests/bsim/bluetooth/audio/prj.conf
@@ -42,7 +42,7 @@ CONFIG_BT_BAP_BROADCAST_SRC_SUBGROUP_COUNT=1
 CONFIG_BT_BAP_BROADCAST_SNK_SUBGROUP_COUNT=1
 CONFIG_BT_BAP_BROADCAST_SNK_STREAM_COUNT=2
 CONFIG_BT_ISO_PERIPHERAL=y
-CONFIG_BT_ISO_TX_BUF_COUNT=4
+CONFIG_BT_ISO_TX_BUF_COUNT=36
 CONFIG_BT_ISO_MAX_CHAN=4
 CONFIG_BT_ISO_TX_MTU=310
 CONFIG_BT_ISO_RX_MTU=310

diff --git a/tests/bsim/bluetooth/audio/src/cap_acceptor_test.c b/tests/bsim/bluetooth/audio/src/cap_acceptor_test.c
@@ -38,6 +38,15 @@
 #include "bap_common.h"
 
 #if defined(CONFIG_BT_CAP_ACCEPTOR)
+/* Zephyr Controller works best while Extended Advertising interval to be a multiple
+ * of the ISO Interval minus 10 ms (max. advertising random delay). This is
+ * required to place the AUX_ADV_IND PDUs in a non-overlapping interval with the
+ * Broadcast ISO radio events.
+ */
+#define BT_LE_ADV_CONN_CUSTOM \
+		BT_LE_ADV_PARAM(BT_LE_ADV_OPT_CONN, \
+				0x00e0, 0x00e0, NULL)
+
 extern enum bst_result_t bst_result;
 
 #define SINK_CONTEXT                                                                               \
@@ -638,7 +647,7 @@ void test_start_adv(void)
 	struct bt_le_ext_adv *ext_adv;
 
 	/* Create a connectable non-scannable advertising set */
-	err = bt_le_ext_adv_create(BT_LE_ADV_CONN_FAST_1, NULL, &ext_adv);
+	err = bt_le_ext_adv_create(BT_LE_ADV_CONN_CUSTOM, NULL, &ext_adv);
 	if (err != 0) {
 		FAIL("Failed to create advertising set (err %d)\n", err);
 

diff --git a/tests/bsim/bluetooth/audio/src/cap_initiator_broadcast_test.c b/tests/bsim/bluetooth/audio/src/cap_initiator_broadcast_test.c
@@ -40,15 +40,15 @@
  */
 #define BT_LE_EXT_ADV_CUSTOM \
 		BT_LE_ADV_PARAM(BT_LE_ADV_OPT_EXT_ADV, \
-				0x0080, 0x0080, NULL)
+				0x00e0, 0x00e0, NULL)
 
 #define BT_LE_PER_ADV_CUSTOM \
-		BT_LE_PER_ADV_PARAM(0x0048, \
-				    0x0048, \
+		BT_LE_PER_ADV_PARAM(0x0078, \
+				    0x0078, \
 				    BT_LE_PER_ADV_OPT_NONE)
 
 #define BROADCAST_STREMT_CNT    CONFIG_BT_BAP_BROADCAST_SRC_STREAM_COUNT
-#define BROADCAST_ENQUEUE_COUNT 2U
+#define BROADCAST_ENQUEUE_COUNT 18U
 #define TOTAL_BUF_NEEDED        (BROADCAST_ENQUEUE_COUNT * BROADCAST_STREMT_CNT)
 #define CAP_AC_MAX_STREAM       2
 #define LOCATION                (BT_AUDIO_LOCATION_FRONT_LEFT | BT_AUDIO_LOCATION_FRONT_RIGHT)

diff --git a/tests/bsim/bluetooth/audio/sysbuild.cmake b/tests/bsim/bluetooth/audio/sysbuild.cmake
@@ -18,6 +18,11 @@ if(SB_CONFIG_NET_CORE_IMAGE_HCI_IPC)
 	 CACHE INTERNAL ""
 	)
 
+	set(${NET_APP}_EXTRA_CONF_FILE
+	 ${APP_DIR}/overlay-nrf5340_cpunet_iso-bt_ll_sw_split.conf
+	 CACHE INTERNAL ""
+	)
+
 	native_simulator_set_child_images(${DEFAULT_IMAGE} ${NET_APP})
 endif()
 

diff --git a/tests/bsim/bluetooth/audio/test_scripts/cap_broadcast_ac_12.sh b/tests/bsim/bluetooth/audio/test_scripts/cap_broadcast_ac_12.sh
@@ -51,19 +51,19 @@ Execute_AC_12 48_5_1
 Execute_AC_12 48_6_1
 
 # High reliability
-# Execute_AC_12 8_1_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 8_2_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 16_1_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 16_2_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 24_1_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 24_2_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 32_1_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 32_2_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 441_1_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 441_2_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 48_1_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 48_2_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 48_3_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 48_4_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 48_5_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_12 48_6_2 # BT_ISO_FLAGS_ERROR
+Execute_AC_12 8_1_2
+Execute_AC_12 8_2_2
+Execute_AC_12 16_1_2
+Execute_AC_12 16_2_2
+Execute_AC_12 24_1_2
+Execute_AC_12 24_2_2
+Execute_AC_12 32_1_2
+Execute_AC_12 32_2_2
+# Execute_AC_12 441_1_2 # BT_ISO_FLAGS_LOST
+# Execute_AC_12 441_2_2 # BT_ISO_FLAGS_LOST
+Execute_AC_12 48_1_2
+Execute_AC_12 48_2_2
+Execute_AC_12 48_3_2
+Execute_AC_12 48_4_2
+Execute_AC_12 48_5_2
+Execute_AC_12 48_6_2
diff --git a/tests/bsim/bluetooth/audio/test_scripts/cap_broadcast_ac_14.sh b/tests/bsim/bluetooth/audio/test_scripts/cap_broadcast_ac_14.sh
@@ -41,9 +41,7 @@ Execute_AC_14 24_1_1
 Execute_AC_14 24_2_1
 Execute_AC_14 32_1_1
 Execute_AC_14 32_2_1
-# ASSERTION FAIL [err == ((isoal_status_t) 0x00) || err == ((isoal_status_t) 0x04)]
-# @ WEST_TOPDIR/zephyr/subsys/bluetooth/controller/hci/hci_driver.c:513
-# Execute_AC_14 441_1_1
+Execute_AC_14 441_1_1
 # ASSERTION FAIL [err == ((isoal_status_t) 0x00) || err == ((isoal_status_t) 0x04)]
 # @ WEST_TOPDIR/zephyr/subsys/bluetooth/controller/hci/hci_driver.c:513
 # Execute_AC_14 441_2_1
@@ -55,19 +53,19 @@ Execute_AC_14 48_5_1
 Execute_AC_14 48_6_1
 
 # High reliability
-# Execute_AC_14 8_1_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 8_2_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 16_1_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 16_2_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 24_1_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 24_2_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 32_1_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 32_2_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 441_1_2 # BT_ISO_FLAGS_ERROR
+Execute_AC_14 8_1_2
+Execute_AC_14 8_2_2
+Execute_AC_14 16_1_2
+Execute_AC_14 16_2_2
+Execute_AC_14 24_1_2
+Execute_AC_14 24_2_2
+Execute_AC_14 32_1_2
+Execute_AC_14 32_2_2
+# Execute_AC_14 441_1_2 # BT_ISO_FLAGS_LOST
 # Execute_AC_14 441_2_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 48_1_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 48_2_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 48_3_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 48_4_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 48_5_2 # BT_ISO_FLAGS_ERROR
-# Execute_AC_14 48_6_2 # BT_ISO_FLAGS_ERROR
+Execute_AC_14 48_1_2
+Execute_AC_14 48_2_2
+Execute_AC_14 48_3_2
+Execute_AC_14 48_4_2
+# Execute_AC_14 48_5_2  # BT_ISO_FLAGS_ERROR
+# Execute_AC_14 48_6_2  # BT_ISO_FLAGS_ERROR