diff options
| -rw-r--r-- | include/net/bluetooth/hci_core.h | 3 | ||||
| -rw-r--r-- | net/bluetooth/hci_core.c | 21 | ||||
| -rw-r--r-- | net/bluetooth/hci_event.c | 4 |
3 files changed, 27 insertions, 1 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 0f5e59f1e3cb..1780f1681ecf 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -232,6 +232,7 @@ struct hci_dev { __u16 conn_info_min_age; __u16 conn_info_max_age; __u8 ssp_debug_mode; + __u8 hw_error_code; __u32 clock; __u16 devid_source; @@ -293,6 +294,7 @@ struct hci_dev { struct work_struct power_on; struct delayed_work power_off; + struct work_struct error_reset; __u16 discov_timeout; struct delayed_work discov_off; @@ -369,6 +371,7 @@ 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); + void (*hw_error)(struct hci_dev *hdev, u8 code); int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr); }; diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index d4c9152474a9..79693a9ef4eb 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -2151,6 +2151,26 @@ static void hci_power_off(struct work_struct *work) smp_unregister(hdev); } +static void hci_error_reset(struct work_struct *work) +{ + struct hci_dev *hdev = container_of(work, struct hci_dev, error_reset); + + BT_DBG("%s", hdev->name); + + if (hdev->hw_error) + hdev->hw_error(hdev, hdev->hw_error_code); + else + BT_ERR("%s hardware error 0x%2.2x", hdev->name, + hdev->hw_error_code); + + if (hci_dev_do_close(hdev)) + return; + + smp_unregister(hdev); + + hci_dev_do_open(hdev); +} + static void hci_discov_off(struct work_struct *work) { struct hci_dev *hdev; @@ -2943,6 +2963,7 @@ struct hci_dev *hci_alloc_dev(void) INIT_WORK(&hdev->cmd_work, hci_cmd_work); INIT_WORK(&hdev->tx_work, hci_tx_work); INIT_WORK(&hdev->power_on, hci_power_on); + INIT_WORK(&hdev->error_reset, hci_error_reset); INIT_DELAYED_WORK(&hdev->power_off, hci_power_off); INIT_DELAYED_WORK(&hdev->discov_off, hci_discov_off); diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 4175470ff48e..a72a5f50728d 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -3100,7 +3100,9 @@ static void hci_hardware_error_evt(struct hci_dev *hdev, struct sk_buff *skb) { struct hci_ev_hardware_error *ev = (void *) skb->data; - BT_ERR("%s hardware error 0x%2.2x", hdev->name, ev->code); + hdev->hw_error_code = ev->code; + + queue_work(hdev->req_workqueue, &hdev->error_reset); } static void hci_role_change_evt(struct hci_dev *hdev, struct sk_buff *skb) |