xref: /linux/drivers/bluetooth/btbcm.h (revision 18f90d372cf35b387663f1567de701e5393f6eb5)
1 /*
2  *
3  *  Bluetooth support for Broadcom devices
4  *
5  *  Copyright (C) 2015  Intel Corporation
6  *
7  *
8  *  This program is free software; you can redistribute it and/or modify
9  *  it under the terms of the GNU General Public License as published by
10  *  the Free Software Foundation; either version 2 of the License, or
11  *  (at your option) any later version.
12  *
13  *  This program is distributed in the hope that it will be useful,
14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  *  GNU General Public License for more details.
17  *
18  *  You should have received a copy of the GNU General Public License
19  *  along with this program; if not, write to the Free Software
20  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
21  *
22  */
23 
24 #define BCM_UART_CLOCK_48MHZ	0x01
25 #define BCM_UART_CLOCK_24MHZ	0x02
26 
27 struct bcm_update_uart_baud_rate {
28 	__le16 zero;
29 	__le32 baud_rate;
30 } __packed;
31 
32 struct bcm_write_uart_clock_setting {
33 	__u8 type;
34 } __packed;
35 
36 struct bcm_set_sleep_mode {
37 	__u8 sleep_mode;
38 	__u8 idle_host;
39 	__u8 idle_dev;
40 	__u8 bt_wake_active;
41 	__u8 host_wake_active;
42 	__u8 allow_host_sleep;
43 	__u8 combine_modes;
44 	__u8 tristate_control;
45 	__u8 usb_auto_sleep;
46 	__u8 usb_resume_timeout;
47 	__u8 break_to_host;
48 	__u8 pulsed_host_wake;
49 } __packed;
50 
51 struct bcm_set_pcm_int_params {
52 	__u8 routing;
53 	__u8 rate;
54 	__u8 frame_sync;
55 	__u8 sync_mode;
56 	__u8 clock_mode;
57 } __packed;
58 
59 struct bcm_set_pcm_format_params {
60 	__u8 lsb_first;
61 	__u8 fill_value;
62 	__u8 fill_method;
63 	__u8 fill_num;
64 	__u8 right_justify;
65 } __packed;
66 
67 #if IS_ENABLED(CONFIG_BT_BCM)
68 
69 int btbcm_check_bdaddr(struct hci_dev *hdev);
70 int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
71 int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw);
72 
73 int btbcm_setup_patchram(struct hci_dev *hdev);
74 int btbcm_setup_apple(struct hci_dev *hdev);
75 
76 int btbcm_initialize(struct hci_dev *hdev, char *fw_name, size_t len,
77 		     bool reinit);
78 int btbcm_finalize(struct hci_dev *hdev);
79 
80 #else
81 
82 static inline int btbcm_check_bdaddr(struct hci_dev *hdev)
83 {
84 	return -EOPNOTSUPP;
85 }
86 
87 static inline int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
88 {
89 	return -EOPNOTSUPP;
90 }
91 
92 static inline int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw)
93 {
94 	return -EOPNOTSUPP;
95 }
96 
97 static inline int btbcm_setup_patchram(struct hci_dev *hdev)
98 {
99 	return 0;
100 }
101 
102 static inline int btbcm_setup_apple(struct hci_dev *hdev)
103 {
104 	return 0;
105 }
106 
107 static inline int btbcm_initialize(struct hci_dev *hdev, char *fw_name,
108 				   size_t len, bool reinit)
109 {
110 	return 0;
111 }
112 
113 static inline int btbcm_finalize(struct hci_dev *hdev)
114 {
115 	return 0;
116 }
117 
118 #endif
119