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Bluetooth: btintel: Add support for enabling tracing functionality

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For Intel controllers with firmware that allows tracing of baseband
functionality this allows enabling it via set_diag driver callback.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2015-10-09 14:42:08 +02:00
parent 9d08f50401
commit 6d2e50d240
4 changed files with 40 additions and 0 deletions
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32
drivers/bluetooth/btintel.c
View file

@ -91,6 +91,38 @@ int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
}
EXPORT_SYMBOL_GPL(btintel_set_bdaddr);
int btintel_set_diag(struct hci_dev *hdev, bool enable)
{
struct sk_buff *skb;
u8 param[3];
int err;
if (!test_bit(HCI_RUNNING, &hdev->flags))
return -ENETDOWN;
if (enable) {
param[0] = 0x03;
param[1] = 0x03;
param[2] = 0x03;
} else {
param[0] = 0x00;
param[1] = 0x00;
param[2] = 0x00;
}
skb = __hci_cmd_sync(hdev, 0xfc43, 3, param, HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
err = PTR_ERR(skb);
BT_ERR("%s: Changing Intel diagnostic mode failed (%d)",
hdev->name, err);
return err;
}
kfree_skb(skb);
return 0;
}
EXPORT_SYMBOL_GPL(btintel_set_diag);
void btintel_hw_error(struct hci_dev *hdev, u8 code)
{
struct sk_buff *skb;

6
drivers/bluetooth/btintel.h
View file

@ -73,6 +73,7 @@ struct intel_secure_send_result {
int btintel_check_bdaddr(struct hci_dev *hdev);
int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
int btintel_set_diag(struct hci_dev *hdev, bool enable);
void btintel_hw_error(struct hci_dev *hdev, u8 code);
void btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
@ -95,6 +96,11 @@ static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdadd
return -EOPNOTSUPP;
}
static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
{
return -EOPNOTSUPP;
}
static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)
{
}

1
drivers/bluetooth/btusb.c
View file

@ -2882,6 +2882,7 @@ static int btusb_probe(struct usb_interface *intf,
hdev->send = btusb_send_frame_intel;
hdev->setup = btusb_setup_intel_new;
hdev->hw_error = btintel_hw_error;
hdev->set_diag = btintel_set_diag;
hdev->set_bdaddr = btintel_set_bdaddr;
set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks);
}

1
drivers/bluetooth/hci_intel.c
View file

@ -557,6 +557,7 @@ static int intel_setup(struct hci_uart *hu)
bt_dev_dbg(hdev, "start intel_setup");
hu->hdev->set_diag = btintel_set_diag;
hu->hdev->set_bdaddr = btintel_set_bdaddr;
calltime = ktime_get();