static void cmd_gpio_cfg_list_group()

in common/shell/shell_platform.c [263:325]

• 52 lines of code
• 10 McCabe index (conditional complexity)

static void cmd_gpio_cfg_list_group(const struct shell *shell, size_t argc, char **argv)
{
	if (argc != 2) {
		shell_warn(shell, "Help: platform gpio list_group <gpio_device>");
		return;
	}

	const struct device *dev;
	dev = device_get_binding(argv[1]);

	if (!dev) {
		shell_error(shell, "Device [%s] not found!", argv[1]);
		return;
	}

	int g_idx = gpio_get_group_idx_by_dev_name(dev->name);
	int max_group_pin = num_of_pin_in_one_group_lst[g_idx];

	uint32_t g_val = sys_read32(GPIO_GROUP_REG_ACCESS[g_idx]);
	uint32_t g_dir = sys_read32(GPIO_GROUP_REG_ACCESS[g_idx] + 0x4);

	int rc;
	for (int index = 0; index < max_group_pin; index++) {
		if (gpio_cfg[g_idx * 32 + index].is_init == DISABLE) {
			shell_print(shell, "[%-3d][%s %-3d] %-35s: -- | %-9s | NA",
				    g_idx * 32 + index, dev->name, index, "gpio_disable", "i/o");
			continue;
		}

#if PINMASK_RESERVE_CHECK
		/* avoid pin_mask from devicetree "gpio-reserved" */
		if (gpio_check_reserve(dev, index, CHECK_BY_GROUP_IDX)) {
			shell_print(shell, "[%-3d][%s %-3d] %-35s: -- | %-9s | NA",
				    g_idx * 32 + index, dev->name, index, "gpio_reserve", "i/o");
			continue;
		}
#endif
		char *pin_dir = "output";
		if (gpio_cfg[g_idx * 32 + index].direction == GPIO_INPUT)
			pin_dir = "input";

		char *pin_dir_reg = "I";
		if (g_dir & BIT(index))
			pin_dir_reg = "O";

		char *pin_prop =
			(gpio_cfg[g_idx * 32 + index].property == OPEN_DRAIN) ? "OD" : "PP";

		rc = gpio_pin_get(dev, index);
		if (rc >= 0) {
			shell_print(shell, "[%-3d][%s %-3d] %-35s: %2s | %-6s(%s) | %d(%d)",
				    g_idx * 32 + index, dev->name, index,
				    gpio_get_name(dev->name, index), pin_prop, pin_dir, pin_dir_reg,
				    rc, GET_BIT_VAL(g_val, index));
		} else {
			shell_error(shell, "[%-3d][%s %-3d] %-35s: %2s | %-6s | err[%d]",
				    g_idx * 32 + index, dev->name, index,
				    gpio_get_name(dev->name, index), pin_prop, pin_dir, rc);
		}
	}

	return;
}