1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 *
4 * Bluetooth support for Broadcom devices
5 *
6 * Copyright (C) 2015 Intel Corporation
7 */
8
9 #define BCM_UART_CLOCK_48MHZ 0x01
10 #define BCM_UART_CLOCK_24MHZ 0x02
11
12 struct bcm_update_uart_baud_rate {
13 __le16 zero;
14 __le32 baud_rate;
15 } __packed;
16
17 struct bcm_write_uart_clock_setting {
18 __u8 type;
19 } __packed;
20
21 struct bcm_set_sleep_mode {
22 __u8 sleep_mode;
23 __u8 idle_host;
24 __u8 idle_dev;
25 __u8 bt_wake_active;
26 __u8 host_wake_active;
27 __u8 allow_host_sleep;
28 __u8 combine_modes;
29 __u8 tristate_control;
30 __u8 usb_auto_sleep;
31 __u8 usb_resume_timeout;
32 __u8 break_to_host;
33 __u8 pulsed_host_wake;
34 } __packed;
35
36 struct bcm_set_pcm_int_params {
37 __u8 routing;
38 __u8 rate;
39 __u8 frame_sync;
40 __u8 sync_mode;
41 __u8 clock_mode;
42 } __packed;
43
44 struct bcm_set_pcm_format_params {
45 __u8 lsb_first;
46 __u8 fill_value;
47 __u8 fill_method;
48 __u8 fill_num;
49 __u8 right_justify;
50 } __packed;
51
52 #if IS_ENABLED(CONFIG_BT_BCM)
53
54 int btbcm_check_bdaddr(struct hci_dev *hdev);
55 int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
56 int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw);
57 int btbcm_read_pcm_int_params(struct hci_dev *hdev,
58 struct bcm_set_pcm_int_params *params);
59 int btbcm_write_pcm_int_params(struct hci_dev *hdev,
60 const struct bcm_set_pcm_int_params *params);
61
62 int btbcm_setup_patchram(struct hci_dev *hdev);
63 int btbcm_setup_apple(struct hci_dev *hdev);
64
65 int btbcm_initialize(struct hci_dev *hdev, bool *fw_load_done, bool use_autobaud_mode);
66 int btbcm_finalize(struct hci_dev *hdev, bool *fw_load_done, bool use_autobaud_mode);
67
68 #else
69
btbcm_check_bdaddr(struct hci_dev * hdev)70 static inline int btbcm_check_bdaddr(struct hci_dev *hdev)
71 {
72 return -EOPNOTSUPP;
73 }
74
btbcm_set_bdaddr(struct hci_dev * hdev,const bdaddr_t * bdaddr)75 static inline int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
76 {
77 return -EOPNOTSUPP;
78 }
79
btbcm_read_pcm_int_params(struct hci_dev * hdev,struct bcm_set_pcm_int_params * params)80 static inline int btbcm_read_pcm_int_params(struct hci_dev *hdev,
81 struct bcm_set_pcm_int_params *params)
82 {
83 return -EOPNOTSUPP;
84 }
85
btbcm_write_pcm_int_params(struct hci_dev * hdev,const struct bcm_set_pcm_int_params * params)86 static inline int btbcm_write_pcm_int_params(struct hci_dev *hdev,
87 const struct bcm_set_pcm_int_params *params)
88 {
89 return -EOPNOTSUPP;
90 }
91
btbcm_patchram(struct hci_dev * hdev,const struct firmware * fw)92 static inline int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw)
93 {
94 return -EOPNOTSUPP;
95 }
96
btbcm_setup_patchram(struct hci_dev * hdev)97 static inline int btbcm_setup_patchram(struct hci_dev *hdev)
98 {
99 return 0;
100 }
101
btbcm_setup_apple(struct hci_dev * hdev)102 static inline int btbcm_setup_apple(struct hci_dev *hdev)
103 {
104 return 0;
105 }
106
btbcm_initialize(struct hci_dev * hdev,bool * fw_load_done,bool use_autobaud_mode)107 static inline int btbcm_initialize(struct hci_dev *hdev, bool *fw_load_done, bool use_autobaud_mode)
108 {
109 return 0;
110 }
111
btbcm_finalize(struct hci_dev * hdev,bool * fw_load_done,bool use_autobaud_mode)112 static inline int btbcm_finalize(struct hci_dev *hdev, bool *fw_load_done, bool use_autobaud_mode)
113 {
114 return 0;
115 }
116
117 #endif
118