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Bluetooth: Add support for hdev->set_bdaddr callback handling 

Some embedded controllers allow the programming of a public address
and this adds vendor support for supporting OEM confguration of such
addresses.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2014-07-02 00:53:47 +02:00
parent ffb5a827d5
commit 24c457e270
2 changed files with 13 additions and 0 deletions
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2
include/net/bluetooth/hci_core.h
View File

@ -171,6 +171,7 @@ struct hci_dev {
__u8 bus;
__u8 dev_type;
bdaddr_t bdaddr;
bdaddr_t public_addr;
bdaddr_t random_addr;
bdaddr_t static_addr;
__u8 adv_addr_type;
@ -344,6 +345,7 @@ struct hci_dev {
int (*setup)(struct hci_dev *hdev);
int (*send)(struct hci_dev *hdev, struct sk_buff *skb);
void (*notify)(struct hci_dev *hdev, unsigned int evt);
int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr);
};
#define HCI_PHY_HANDLE(handle) (handle & 0xff)

11
net/bluetooth/hci_core.c
View File

@ -2249,6 +2249,17 @@ static int hci_dev_do_open(struct hci_dev *hdev)
if (hdev->setup && test_bit(HCI_SETUP, &hdev->dev_flags))
ret = hdev->setup(hdev);
/* If public address change is configured, ensure that the
* address gets programmed. If the driver does not support
* changing the public address, fail the power on procedure.
*/
if (!ret && bacmp(&hdev->public_addr, BDADDR_ANY)) {
if (hdev->set_bdaddr)
ret = hdev->set_bdaddr(hdev, &hdev->public_addr);
else
ret = -EADDRNOTAVAIL;
}
if (!ret) {
if (!test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks) &&
!test_bit(HCI_USER_CHANNEL, &hdev->dev_flags))