linux/net/bluetooth/aosp.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2021 Intel Corporation
 */

#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>

#include "aosp.h"

/* Command complete parameters of LE_Get_Vendor_Capabilities_Command
 * The parameters grow over time. The base version that declares the
 * version_supported field is v0.95. Refer to
 * https://cs.android.com/android/platform/superproject/+/master:system/
 *         bt/gd/hci/controller.cc;l=452?q=le_get_vendor_capabilities_handler
 */
struct aosp_rp_le_get_vendor_capa { … } __packed;

#define VENDOR_CAPA_BASE_SIZE …
#define VENDOR_CAPA_0_98_SIZE …

void aosp_do_open(struct hci_dev *hdev)
{ … }

void aosp_do_close(struct hci_dev *hdev)
{ … }

/* BQR command */
#define BQR_OPCODE …

/* BQR report action */
#define REPORT_ACTION_ADD …
#define REPORT_ACTION_DELETE …
#define REPORT_ACTION_CLEAR …

/* BQR event masks */
#define QUALITY_MONITORING …
#define APPRAOCHING_LSTO …
#define A2DP_AUDIO_CHOPPY …
#define SCO_VOICE_CHOPPY …

#define DEFAULT_BQR_EVENT_MASK …

/* Reporting at milliseconds so as not to stress the controller too much.
 * Range: 0 ~ 65535 ms
 */
#define DEFALUT_REPORT_INTERVAL_MS …

struct aosp_bqr_cp { … } __packed;

static int enable_quality_report(struct hci_dev *hdev)
{ … }

static int disable_quality_report(struct hci_dev *hdev)
{ … }

bool aosp_has_quality_report(struct hci_dev *hdev)
{ … }

int aosp_set_quality_report(struct hci_dev *hdev, bool enable)
{ … }