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Bluetooth: Make LE only events conditional on supported commands

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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>
This commit is contained in:
Marcel Holtmann 2015-11-04 07:17:23 +01:00
parent 9fe759ceed
commit 5c3d3b4c4f
1 changed files with 18 additions and 4 deletions
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22
net/bluetooth/hci_core.c
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@ -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 */