monitor: Add support for decoding sync flow control commands

diff --git a/monitor/bt.h b/monitor/bt.h
index 0ae0fc4..fd4e75b 100644 (file)
--- a/monitor/bt.h
+++ b/monitor/bt.h
@@ -706,6 +706,17 @@ struct bt_hci_cmd_write_voice_setting {
        uint16_t setting;
 } __attribute__ ((packed));
 
+#define BT_HCI_CMD_READ_SYNC_FLOW_CONTROL      0x0c2e
+struct bt_hci_rsp_read_sync_flow_control {
+       uint8_t  status;
+       uint8_t  enable;
+} __attribute__ ((packed));
+
+#define BT_HCI_CMD_WRITE_SYNC_FLOW_CONTROL     0x0c2f
+struct bt_hci_cmd_write_sync_flow_control {
+       uint8_t  enable;
+} __attribute__ ((packed));
+
 #define BT_HCI_CMD_HOST_BUFFER_SIZE            0x0c33
 struct bt_hci_cmd_host_buffer_size {
        uint16_t acl_mtu;

diff --git a/monitor/packet.c b/monitor/packet.c
index 025d2ee..3e4623e 100644 (file)
--- a/monitor/packet.c
+++ b/monitor/packet.c
@@ -740,6 +740,25 @@ static void print_dev_class(const uint8_t *dev_class)
                                "  Unknown service class (0x%2.2x)", mask);
 }
 
+static void print_sync_flow_control(uint8_t enable)
+{
+       const char *str;
+
+       switch (enable) {
+       case 0x00:
+               str = "Disabled";
+               break;
+       case 0x01:
+               str = "Enabled";
+               break;
+       default:
+               str = "Reserved";
+               break;
+       }
+
+       print_field("Flow control: %s (0x%2.2x)", str, enable);
+}
+
 static void print_voice_setting(uint16_t setting)
 {
        print_field("Setting: 0x%4.4x", btohs(setting));
@@ -3620,6 +3639,21 @@ static void write_voice_setting_cmd(const void *data, uint8_t size)
        print_voice_setting(cmd->setting);
 }
 
+static void read_sync_flow_control_rsp(const void *data, uint8_t size)
+{
+       const struct bt_hci_rsp_read_sync_flow_control *rsp = data;
+
+       print_status(rsp->status);
+       print_sync_flow_control(rsp->enable);
+}
+
+static void write_sync_flow_control_cmd(const void *data, uint8_t size)
+{
+       const struct bt_hci_cmd_write_sync_flow_control *cmd = data;
+
+       print_sync_flow_control(cmd->enable);
+}
+
 static void host_buffer_size_cmd(const void *data, uint8_t size)
 {
        const struct bt_hci_cmd_host_buffer_size *cmd = data;
@@ -4955,8 +4989,12 @@ static const struct opcode_data opcode_table[] = {
        { 0x0c2b,  80, "Read Hold Mode Activity" },
        { 0x0c2c,  81, "Write Hold Mode Activity" },
        { 0x0c2d,  82, "Read Transmit Power Level" },
-       { 0x0c2e,  83, "Read Sync Flow Control Enable" },
-       { 0x0c2f,  84, "Write Sync Flow Control Enable" },
+       { 0x0c2e,  83, "Read Sync Flow Control Enable",
+                               null_cmd, 0, true,
+                               read_sync_flow_control_rsp, 2, true },
+       { 0x0c2f,  84, "Write Sync Flow Control Enable",
+                               write_sync_flow_control_cmd, 1, true,
+                               status_rsp, 1, true },
        { 0x0c31,  85, "Set Host Controller To Host Flow" },
        { 0x0c33,  86, "Host Buffer Size",
                                host_buffer_size_cmd, 7, true,