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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/drivers/bluetooth/btbcm.h
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/* SPDX-License-Identifier: GPL-2.0-or-later */

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/*

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 *

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 *  Bluetooth support for Broadcom devices

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 *

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 *  Copyright (C) 2015  Intel Corporation

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 */

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#define BCM_UART_CLOCK_48MHZ	0x01

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#define BCM_UART_CLOCK_24MHZ	0x02

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struct bcm_update_uart_baud_rate {

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	__le16 zero;

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	__le32 baud_rate;

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} __packed;

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struct bcm_write_uart_clock_setting {

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	__u8 type;

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} __packed;

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struct bcm_set_sleep_mode {

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	__u8 sleep_mode;

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	__u8 idle_host;

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	__u8 idle_dev;

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	__u8 bt_wake_active;

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	__u8 host_wake_active;

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	__u8 allow_host_sleep;

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	__u8 combine_modes;

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	__u8 tristate_control;

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	__u8 usb_auto_sleep;

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	__u8 usb_resume_timeout;

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	__u8 break_to_host;

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	__u8 pulsed_host_wake;

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} __packed;

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struct bcm_set_pcm_int_params {

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	__u8 routing;

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	__u8 rate;

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	__u8 frame_sync;

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	__u8 sync_mode;

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	__u8 clock_mode;

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} __packed;

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struct bcm_set_pcm_format_params {

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	__u8 lsb_first;

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	__u8 fill_value;

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	__u8 fill_method;

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	__u8 fill_num;

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	__u8 right_justify;

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} __packed;

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#if IS_ENABLED(CONFIG_BT_BCM)

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int btbcm_check_bdaddr(struct hci_dev *hdev);

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int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);

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int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw);

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int btbcm_read_pcm_int_params(struct hci_dev *hdev,

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			      struct bcm_set_pcm_int_params *params);

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int btbcm_write_pcm_int_params(struct hci_dev *hdev,

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			       const struct bcm_set_pcm_int_params *params);

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int btbcm_setup_patchram(struct hci_dev *hdev);

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int btbcm_setup_apple(struct hci_dev *hdev);

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int btbcm_initialize(struct hci_dev *hdev, bool *fw_load_done, bool use_autobaud_mode);

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int btbcm_finalize(struct hci_dev *hdev, bool *fw_load_done, bool use_autobaud_mode);

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#else

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static inline int btbcm_check_bdaddr(struct hci_dev *hdev)

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{

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	return -EOPNOTSUPP;

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}

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static inline int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)

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{

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	return -EOPNOTSUPP;

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}

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static inline int btbcm_read_pcm_int_params(struct hci_dev *hdev,

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			      struct bcm_set_pcm_int_params *params)

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{

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	return -EOPNOTSUPP;

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}

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static inline int btbcm_write_pcm_int_params(struct hci_dev *hdev,

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			       const struct bcm_set_pcm_int_params *params)

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{

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	return -EOPNOTSUPP;

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}

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static inline int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw)

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{

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	return -EOPNOTSUPP;

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}

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static inline int btbcm_setup_patchram(struct hci_dev *hdev)

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{

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	return 0;

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}

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static inline int btbcm_setup_apple(struct hci_dev *hdev)

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{

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	return 0;

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}

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static inline int btbcm_initialize(struct hci_dev *hdev, bool *fw_load_done, bool use_autobaud_mode)

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{

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	return 0;

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}

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static inline int btbcm_finalize(struct hci_dev *hdev, bool *fw_load_done, bool use_autobaud_mode)

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{

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	return 0;

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}

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#endif

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