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Bluetooth: Add get/set device flags mgmt op

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Add the get device flags and set device flags mgmt ops and the device
flags changed event. Their behavior is described in detail in
mgmt-api.txt in bluez.

Sample btmon trace when a HID device is added (trimmed to 75 chars):

@ MGMT Command: Unknown (0x0050) plen 11        {0x0001} [hci0] 18:06:14.98
        90 c5 13 cd f3 cd 02 01 00 00 00                 ...........
@ MGMT Event: Unknown (0x002a) plen 15          {0x0004} [hci0] 18:06:14.98
        90 c5 13 cd f3 cd 02 01 00 00 00 01 00 00 00     ...............
@ MGMT Event: Unknown (0x002a) plen 15          {0x0003} [hci0] 18:06:14.98
        90 c5 13 cd f3 cd 02 01 00 00 00 01 00 00 00     ...............
@ MGMT Event: Unknown (0x002a) plen 15          {0x0002} [hci0] 18:06:14.98
        90 c5 13 cd f3 cd 02 01 00 00 00 01 00 00 00     ...............
@ MGMT Event: Command Compl.. (0x0001) plen 10  {0x0001} [hci0] 18:06:14.98
      Unknown (0x0050) plen 7
        Status: Success (0x00)
        90 c5 13 cd f3 cd 02                             .......
@ MGMT Command: Add Device (0x0033) plen 8      {0x0001} [hci0] 18:06:14.98
        LE Address: CD:F3:CD:13:C5:90 (Static)
        Action: Auto-connect remote device (0x02)
@ MGMT Event: Device Added (0x001a) plen 8      {0x0004} [hci0] 18:06:14.98
        LE Address: CD:F3:CD:13:C5:90 (Static)
        Action: Auto-connect remote device (0x02)
@ MGMT Event: Device Added (0x001a) plen 8      {0x0003} [hci0] 18:06:14.98
        LE Address: CD:F3:CD:13:C5:90 (Static)
        Action: Auto-connect remote device (0x02)
@ MGMT Event: Device Added (0x001a) plen 8      {0x0002} [hci0] 18:06:14.98
        LE Address: CD:F3:CD:13:C5:90 (Static)
        Action: Auto-connect remote device (0x02)
@ MGMT Event: Unknown (0x002a) plen 15          {0x0004} [hci0] 18:06:14.98
        90 c5 13 cd f3 cd 02 01 00 00 00 01 00 00 00     ...............
@ MGMT Event: Unknown (0x002a) plen 15          {0x0003} [hci0] 18:06:14.98
        90 c5 13 cd f3 cd 02 01 00 00 00 01 00 00 00     ...............
@ MGMT Event: Unknown (0x002a) plen 15          {0x0002} [hci0] 18:06:14.98
        90 c5 13 cd f3 cd 02 01 00 00 00 01 00 00 00     ...............
@ MGMT Event: Unknown (0x002a) plen 15          {0x0001} [hci0] 18:06:14.98
        90 c5 13 cd f3 cd 02 01 00 00 00 01 00 00 00     ...............

Signed-off-by: Abhishek Pandit-Subedi <abhishekpandit@chromium.org>
Reviewed-by: Alain Michaud <alainm@chromium.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Abhishek Pandit-Subedi
2020-06-17 16:39:11 +02:00
committed by Johan Hedberg
parent a1fc7535ec
commit 4c54bf2b09
2 changed files with 156 additions and 0 deletions
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28
include/net/bluetooth/mgmt.h
View File

@@ -720,6 +720,27 @@ struct mgmt_rp_set_exp_feature {
#define MGMT_OP_SET_DEF_RUNTIME_CONFIG 0x004e
#define MGMT_SET_DEF_RUNTIME_CONFIG_SIZE 0
#define MGMT_OP_GET_DEVICE_FLAGS 0x004F
#define MGMT_GET_DEVICE_FLAGS_SIZE 7
struct mgmt_cp_get_device_flags {
struct mgmt_addr_info addr;
} __packed;
struct mgmt_rp_get_device_flags {
struct mgmt_addr_info addr;
__le32 supported_flags;
__le32 current_flags;
} __packed;
#define MGMT_OP_SET_DEVICE_FLAGS 0x0050
#define MGMT_SET_DEVICE_FLAGS_SIZE 11
struct mgmt_cp_set_device_flags {
struct mgmt_addr_info addr;
__le32 current_flags;
} __packed;
struct mgmt_rp_set_device_flags {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_EV_CMD_COMPLETE 0x0001
struct mgmt_ev_cmd_complete {
__le16 opcode;
@@ -951,3 +972,10 @@ struct mgmt_ev_exp_feature_changed {
__u8 uuid[16];
__le32 flags;
} __packed;
#define MGMT_EV_DEVICE_FLAGS_CHANGED 0x002a
struct mgmt_ev_device_flags_changed {
struct mgmt_addr_info addr;
__le32 supported_flags;
__le32 current_flags;
} __packed;