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Bluetooth: Introduce HCI_QUIRK_FIXUP_INQUIRY_MODE option

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The HCI_QUIRK_FIXUP_INQUIRY_MODE option allows to force Inquiry Result
with RSSI setting on controllers that do not indicate support for it,
but where it is known to be fully functional.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2015-01-02 23:35:19 -08:00 committed by Johan Hedberg
parent 04422da990
commit 043ec9bf7b
2 changed files with 14 additions and 1 deletions
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12
include/net/bluetooth/hci.h
View file

@ -102,6 +102,18 @@ enum {
*/
HCI_QUIRK_FIXUP_BUFFER_SIZE,
/* When this quirk is set, then a controller that does not
* indicate support for Inquiry Result with RSSI is assumed to
* support it anyway. Some early Bluetooth 1.2 controllers had
* wrongly configured local features that will require forcing
* them to enable this mode. Getting RSSI information with the
* inquiry responses is preferred since it allows for a better
* user expierence.
*
* This quirk must be set before hci_register_dev is called.
*/
HCI_QUIRK_FIXUP_INQUIRY_MODE,
/* When this quirk is set, then the HCI Read Local Supported
* Commands command is not supported. In general Bluetooth 1.2
* and later controllers should support this command. However

3
net/bluetooth/hci_core.c
View file

@ -621,7 +621,8 @@ static void hci_init2_req(struct hci_request *req, unsigned long opt)
}
}
if (lmp_inq_rssi_capable(hdev)) {
if (lmp_inq_rssi_capable(hdev) ||
test_bit(HCI_QUIRK_FIXUP_INQUIRY_MODE, &hdev->quirks)) {
u8 mode;
/* If Extended Inquiry Result events are supported, then