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| author | Marcel Holtmann <marcel@holtmann.org> | 2015-10-21 02:45:19 +0200 |
|---|---|---|
| committer | Johan Hedberg <johan.hedberg@intel.com> | 2015-10-21 07:34:11 +0300 |
| commit | 213445b2b40e87e819c7d949ae7d97c30dcd0853 (patch) | |
| tree | 5f710837b45946e695aea766f5d3c5865967bc97 /drivers/bluetooth/btintel.c | |
| parent | e4c534bbacab81fc67c81ae8af263a70f35ffec9 (diff) | |
| download | linux-213445b2b40e87e819c7d949ae7d97c30dcd0853.tar.gz linux-213445b2b40e87e819c7d949ae7d97c30dcd0853.tar.bz2 linux-213445b2b40e87e819c7d949ae7d97c30dcd0853.zip | |
Bluetooth: btintel: Enable extra Intel vendor events
The Intel Bluetooth controllers can emit extra vendor specific events in
error conditions or for debugging purposes. To make the life easier for
engineers, enable them by default. When the vendor_diag options has been
enabled, then additional debug events are also enabled.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'drivers/bluetooth/btintel.c')
| -rw-r--r-- | drivers/bluetooth/btintel.c | 62 |
1 files changed, 61 insertions, 1 deletions
diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c index e4496faf8cf5..1f13e617bf56 100644 --- a/drivers/bluetooth/btintel.c +++ b/drivers/bluetooth/btintel.c @@ -111,13 +111,15 @@ int btintel_set_diag(struct hci_dev *hdev, bool enable) if (IS_ERR(skb)) { err = PTR_ERR(skb); if (err == -ENODATA) - return 0; + goto done; BT_ERR("%s: Changing Intel diagnostic mode failed (%d)", hdev->name, err); return err; } kfree_skb(skb); +done: + btintel_set_event_mask(hdev, enable); return 0; } EXPORT_SYMBOL_GPL(btintel_set_diag); @@ -283,6 +285,64 @@ int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name) } EXPORT_SYMBOL_GPL(btintel_load_ddc_config); +int btintel_set_event_mask(struct hci_dev *hdev, bool debug) +{ + u8 mask[8] = { 0x87, 0x0c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; + struct sk_buff *skb; + int err; + + if (debug) + mask[1] |= 0x62; + + skb = __hci_cmd_sync(hdev, 0xfc52, 8, mask, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + err = PTR_ERR(skb); + BT_ERR("%s: Setting Intel event mask failed (%d)", + hdev->name, err); + return err; + } + kfree_skb(skb); + + return 0; +} +EXPORT_SYMBOL_GPL(btintel_set_event_mask); + +int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug) +{ + struct sk_buff *skb; + u8 param[2]; + int err; + + param[0] = 0x01; + param[1] = 0x00; + + skb = __hci_cmd_sync(hdev, 0xfc11, 2, param, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + err = PTR_ERR(skb); + BT_ERR("%s: Entering Intel manufacturer mode failed (%d)", + hdev->name, err); + return PTR_ERR(skb); + } + kfree_skb(skb); + + err = btintel_set_event_mask(hdev, debug); + + param[0] = 0x00; + param[1] = 0x00; + + skb = __hci_cmd_sync(hdev, 0xfc11, 2, param, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + err = PTR_ERR(skb); + BT_ERR("%s: Leaving Intel manufacturer mode failed (%d)", + hdev->name, err); + return PTR_ERR(skb); + } + kfree_skb(skb); + + return err; +} +EXPORT_SYMBOL_GPL(btintel_set_event_mask_mfg); + /* ------- REGMAP IBT SUPPORT ------- */ #define IBT_REG_MODE_8BIT 0x00 |