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Bluetooth: Read stored link key information when powering on controller 

The information about max stored link keys and current stored link keys
should be read at controller initialization. So issue HCI Read Stored
Link Key command with BDADDR_ANY and read_all flag set to 0x01 to
retrieve this information.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2015-01-12 09:21:26 -08:00 committed by Johan Hedberg
parent c2f0f97927
commit 48ce62c4fa
1 changed files with 8 additions and 0 deletions
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8
net/bluetooth/hci_core.c
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@ -731,6 +731,14 @@ static void hci_init3_req(struct hci_request *req, unsigned long opt)
hci_setup_event_mask(req);
if (hdev->commands[6] & 0x20) {
struct hci_cp_read_stored_link_key cp;
bacpy(&cp.bdaddr, BDADDR_ANY);
cp.read_all = 0x01;
hci_req_add(req, HCI_OP_READ_STORED_LINK_KEY, sizeof(cp), &cp);
}
/* Some Broadcom based Bluetooth controllers do not support the
* Delete Stored Link Key command. They are clearly indicating its
* absence in the bit mask of supported commands.