diff options
| author | Marcel Holtmann <marcel@holtmann.org> | 2015-11-04 07:17:23 +0100 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2015-11-19 17:50:26 +0100 |
| commit | 5c3d3b4c4f3df584a90301b944580bf4c1974f12 (patch) | |
| tree | f324fe76c1aef4a32be1fe84c25ea538915533d3 /net | |
| parent | Bluetooth: Fix issue with HCI_QUIRK_FIXUP_INQUIRY_MODE and event mask (diff) | |
| download | linux-5c3d3b4c4f3df584a90301b944580bf4c1974f12.tar.xz linux-5c3d3b4c4f3df584a90301b944580bf4c1974f12.zip | |
Bluetooth: Make LE only events conditional on supported commands
For the LE only controllers, there are events that should not be enabled
if the corresponding command is not supported.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/bluetooth/hci_core.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 556c173ccbc6..97734cab2538 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -534,13 +534,27 @@ static void hci_setup_event_mask(struct hci_request *req) } else { /* Use a different default for LE-only devices */ memset(events, 0, sizeof(events)); - events[0] |= 0x10; /* Disconnection Complete */ - events[1] |= 0x08; /* Read Remote Version Information Complete */ events[1] |= 0x20; /* Command Complete */ events[1] |= 0x40; /* Command Status */ events[1] |= 0x80; /* Hardware Error */ - events[2] |= 0x04; /* Number of Completed Packets */ - events[3] |= 0x02; /* Data Buffer Overflow */ + + /* If the controller supports the Disconnect command, enable + * the corresponding event. In addition enable packet flow + * control related events. + */ + if (hdev->commands[0] & 0x20) { + events[0] |= 0x10; /* Disconnection Complete */ + events[2] |= 0x04; /* Number of Completed Packets */ + events[3] |= 0x02; /* Data Buffer Overflow */ + } + + /* If the controller supports the Read Remote Version + * Information command, enable the corresponding event. + */ + if (hdev->commands[2] & 0x80) + events[1] |= 0x08; /* Read Remote Version Information + * Complete + */ if (hdev->le_features[0] & HCI_LE_ENCRYPTION) { events[0] |= 0x80; /* Encryption Change */ |