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Aditya Garg
38 lines
1.3 KiB
Diff
38 lines
1.3 KiB
Diff
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
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index fe7935be7dc4..47e1ee6f275d 100644
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--- a/include/net/bluetooth/hci.h
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+++ b/include/net/bluetooth/hci.h
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@@ -274,6 +274,17 @@ enum {
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* during the hdev->setup vendor callback.
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*/
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HCI_QUIRK_BROKEN_ENHANCED_SETUP_SYNC_CONN,
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+
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+ /*
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+ * When this quirk is set, the upper 8 bits of the evt_type field of
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+ * the LE Extended Advertising Report events are discarded.
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+ * Some Broadcom controllers found in Apple machines put the channel
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+ * the report was received on into these reserved bits.
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+ *
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+ * This quirk can be set before hci_register_dev is called or
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+ * during the hdev->setup vendor callback.
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+ */
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+ HCI_QUIRK_FIXUP_LE_EXT_ADV_REPORT_EVT_TYPE,
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};
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/* HCI device flags */
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diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
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index af17dfb20e01..0b5d70aeea93 100644
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--- a/net/bluetooth/hci_event.c
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+++ b/net/bluetooth/hci_event.c
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@@ -6237,6 +6237,10 @@ static void hci_le_ext_adv_report_evt(struct hci_dev *hdev, void *data,
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break;
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evt_type = __le16_to_cpu(info->type);
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+ if (test_bit(HCI_QUIRK_FIXUP_LE_EXT_ADV_REPORT_EVT_TYPE,
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+ &hdev->quirks))
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+ evt_type &= 0xff;
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+
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legacy_evt_type = ext_evt_type_to_legacy(hdev, evt_type);
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if (legacy_evt_type != LE_ADV_INVALID) {
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process_adv_report(hdev, legacy_evt_type, &info->bdaddr,
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