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Bluetooth: Introduce driver specific post init callback

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Some drivers might have to restore certain settings after the init
procedure has been completed. This driver callback allows them to hook
into that stage. This callback is run just before the controller is
declared as powered up.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2015-10-20 23:25:42 +02:00 • committed by Johan Hedberg
parent aee61f7aa8
commit 98a63aaf24
2 changed files with 5 additions and 1 deletions
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1
include/net/bluetooth/hci_core.h
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@ -398,6 +398,7 @@ struct hci_dev {
int (*send)(struct hci_dev *hdev, struct sk_buff *skb);
void (*notify)(struct hci_dev *hdev, unsigned int evt);
void (*hw_error)(struct hci_dev *hdev, u8 code);
int (*post_init)(struct hci_dev *hdev);
int (*set_diag)(struct hci_dev *hdev, bool enable);
int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr);
};

5
net/bluetooth/hci_core.c
View file

@ -1503,8 +1503,11 @@ static int hci_dev_do_open(struct hci_dev *hdev)
if (!ret) {
if (!hci_dev_test_flag(hdev, HCI_UNCONFIGURED) &&
!hci_dev_test_flag(hdev, HCI_USER_CHANNEL))
!hci_dev_test_flag(hdev, HCI_USER_CHANNEL)) {
ret = __hci_init(hdev);
if (!ret && hdev->post_init)
ret = hdev->post_init(hdev);
}
}
/* If the HCI Reset command is clearing all diagnostic settings,