bluetooth: shell: Add CS to BT shell with set default settings command

Use a new file and command for this where all CS commands
can live.

Added support for bt_cs_set_default_settings command.

Added test case where shell is built with CS to ensure code
is built in CI.

Signed-off-by: Sean Madigan <sean.madigan@nordicsemi.no>

subsys/bluetooth/shell/CMakeLists.txt

@@ -29,6 +29,10 @@ zephyr_library_sources_ifdef(
  CONFIG_BT_ISO
  iso.c
  )
+zephyr_library_sources_ifdef(
+ CONFIG_BT_CHANNEL_SOUNDING
+ cs.c
+ )
 zephyr_library_sources_ifdef(
  CONFIG_BT_IAS
  ias.c

subsys/bluetooth/shell/cs.c

@@ -0,0 +1,123 @@
+/** @file
+ * @brief Bluetooth Channel Sounding (CS) shell
+ *
+ */
+
+/*
+ * Copyright (c) 2024 Nordic Semiconductor ASA
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <stdlib.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <zephyr/kernel.h>
+#include <zephyr/shell/shell.h>
+#include <zephyr/sys/byteorder.h>
+#include <zephyr/sys/util.h>
+
+#include <zephyr/bluetooth/hci.h>
+#include <zephyr/bluetooth/bluetooth.h>
+#include <zephyr/bluetooth/conn.h>
+#include <zephyr/bluetooth/iso.h>
+#include <zephyr/bluetooth/cs.h>
+#include <errno.h>
+
+#include "bt.h"
+
+static int check_cs_sync_antenna_selection_input(uint16_t input)
+{
+ if (input != BT_CS_ANTENNA_SELECTION_OPT_ONE && input != BT_CS_ANTENNA_SELECTION_OPT_TWO &&
+ input != BT_CS_ANTENNA_SELECTION_OPT_THREE &&
+ input != BT_CS_ANTENNA_SELECTION_OPT_FOUR &&
+ input != BT_CS_ANTENNA_SELECTION_OPT_REPETITIVE &&
+ input != BT_CS_ANTENNA_SELECTION_OPT_NO_RECOMMENDATION) {
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int cmd_set_default_settings(const struct shell *sh, size_t argc, char *argv[])
+{
+ int err = 0;
+ struct bt_cs_set_default_settings_param params;
+ uint16_t antenna_input;
+ int16_t tx_power_input;
+
+ if (default_conn == NULL) {
+ shell_error(sh, "Conn handle error, at least one connection is required.");
+ return -ENOEXEC;
+ }
+
+ params.enable_initiator_role = shell_strtobool(argv[1], 10, &err);
+ if (err) {
+ shell_help(sh);
+ shell_error(sh, "Could not parse input 1, Enable initiator role");
+ return SHELL_CMD_HELP_PRINTED;
+ }
+
+ params.enable_reflector_role = shell_strtobool(argv[2], 10, &err);
+ if (err) {
+ shell_help(sh);
+ shell_error(sh, "Could not parse input 2, Enable reflector role");
+ return SHELL_CMD_HELP_PRINTED;
+ }
+
+ antenna_input = shell_strtoul(argv[3], 16, &err);
+ if (err) {
+ shell_help(sh);
+ shell_error(sh, "Could not parse input 3, CS_SYNC antenna selection");
+ return SHELL_CMD_HELP_PRINTED;
+ }
+
+ err = check_cs_sync_antenna_selection_input(antenna_input);
+ if (err) {
+ shell_help(sh);
+ shell_error(sh, "CS_SYNC antenna selection input invalid");
+ return SHELL_CMD_HELP_PRINTED;
+ }
+
+ tx_power_input = shell_strtol(argv[4], 10, &err);
+ if (err) {
+ shell_help(sh);
+ shell_error(sh, "Could not parse input 4, Max TX power");
+ return SHELL_CMD_HELP_PRINTED;
+ }
+
+ params.cs_sync_antenna_selection = antenna_input;
+ params.max_tx_power = tx_power_input;
+
+ err = bt_cs_set_default_settings(default_conn, &params);
+ if (err) {
+ shell_error(sh, "bt_cs_set_default_settings returned error %d", err);
+ return -ENOEXEC;
+ }
+
+ return 0;
+}
+
+SHELL_STATIC_SUBCMD_SET_CREATE(
+ cs_cmds,
+ SHELL_CMD_ARG(
+ set_default_settings, NULL,
+ "<Enable initiator role: true, false> <Enable reflector role: true, false> "
+ " <CS_SYNC antenna selection: 0x01 - 0x04, 0xFE, 0xFF> <Max TX power: -127 - 20>",
+ cmd_set_default_settings, 5, 0),
+ SHELL_SUBCMD_SET_END);
+
+static int cmd_cs(const struct shell *sh, size_t argc, char **argv)
+{
+ if (argc == 1) {
+ shell_help(sh);
+
+ return SHELL_CMD_HELP_PRINTED;
+ }
+
+ shell_error(sh, "%s unknown parameter: %s", argv[0], argv[1]);
+
+ return -EINVAL;
+}
+
+SHELL_CMD_ARG_REGISTER(cs, &cs_cmds, "Bluetooth CS shell commands", cmd_cs, 1, 1);

tests/bluetooth/shell/testcase.yaml

@@ -43,6 +43,13 @@ tests:
  platform_allow:
  - native_sim
  build_only: true
+ bluetooth.shell.channel_sounding:
+ extra_configs:
+ - CONFIG_BT_CHANNEL_SOUNDING=y
+ - CONFIG_BT_CTLR=n
+ platform_allow:
+ - native_sim
+ build_only: true
  bluetooth.shell.cdc_acm:
  extra_args:
  - OVERLAY_CONFIG=cdc_acm.conf