Bluetooth: sample: Add ISO support to hci_uart (c17f28c3) · Commits · Wenxi XU / zephyr

samples/bluetooth/hci_uart/src/main.c

+26 −8

Original line number	Diff line number	Diff line
		@@ -43,6 +43,7 @@ static K_FIFO_DEFINE(uart_tx_queue);
		#define H4_ACL 0x02
		#define H4_SCO 0x03
		#define H4_EVT 0x04
		#define H4_ISO 0x05

		/* Receiver states. */
		#define ST_IDLE 0 /* Waiting for packet type. */
		@@ -70,22 +71,39 @@ static int h4_read(const struct device uart, uint8_t buf, size_t len)

		static bool valid_type(uint8_t type)
		{
		return (type == H4_CMD) \| (type == H4_ACL);
		return (type == H4_CMD) \| (type == H4_ACL) \| (type == H4_ISO);
		}

		/* Function assumes that type is validated and only CMD or ACL will be used. */
		/* Function expects that type is validated and only CMD, ISO or ACL will be used. */
		static uint32_t get_len(const uint8_t *hdr_buf, uint8_t type)
		{
		return (type == BT_BUF_CMD) ?
		((const struct bt_hci_cmd_hdr *)hdr_buf)->param_len :
		sys_le16_to_cpu(((const struct bt_hci_acl_hdr *)hdr_buf)->len);
		switch (type) {
		case BT_BUF_CMD:
		return ((const struct bt_hci_cmd_hdr *)hdr_buf)->param_len;
		case H4_ISO:
		return sys_le16_to_cpu(((const struct bt_hci_iso_data_hdr *)hdr_buf)->slen);
		case H4_ACL:
		return sys_le16_to_cpu(((const struct bt_hci_acl_hdr *)hdr_buf)->len);
		default:
		LOG_ERR("Invalid type: %u", type);
		return 0;
		}
		}

		/* Function assumes that type is validated and only CMD or ACL will be used. */
		/* Function expects that type is validated and only CMD, ISO or ACL will be used. */
		static int hdr_len(uint8_t type)
		{
		return (type == H4_CMD) ?
		sizeof(struct bt_hci_cmd_hdr) : sizeof(struct bt_hci_acl_hdr);
		switch (type) {
		case H4_CMD:
		return sizeof(struct bt_hci_cmd_hdr);
		case H4_ISO:
		return sizeof(struct bt_hci_iso_data_hdr);
		case H4_ACL:
		return sizeof(struct bt_hci_acl_hdr);
		default:
		LOG_ERR("Invalid type: %u", type);
		return 0;
		}
		}

		static void rx_isr(void)

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