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132ff4e5 BZ |
1 | /* |
2 | * Marvell Bluetooth driver: global definitions & declarations | |
3 | * | |
4 | * Copyright (C) 2009, Marvell International Ltd. | |
5 | * | |
6 | * This software file (the "File") is distributed by Marvell International | |
7 | * Ltd. under the terms of the GNU General Public License Version 2, June 1991 | |
8 | * (the "License"). You may use, redistribute and/or modify this File in | |
9 | * accordance with the terms and conditions of the License, a copy of which | |
10 | * is available by writing to the Free Software Foundation, Inc., | |
11 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the | |
12 | * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. | |
13 | * | |
14 | * | |
15 | * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE | |
16 | * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE | |
17 | * ARE EXPRESSLY DISCLAIMED. The License provides additional details about | |
18 | * this warranty disclaimer. | |
19 | * | |
20 | */ | |
21 | ||
132ff4e5 BZ |
22 | #include <linux/kthread.h> |
23 | #include <linux/bitops.h> | |
5a0e3ad6 | 24 | #include <linux/slab.h> |
132ff4e5 | 25 | #include <net/bluetooth/bluetooth.h> |
2cc86890 AK |
26 | #include <linux/ctype.h> |
27 | #include <linux/firmware.h> | |
132ff4e5 BZ |
28 | |
29 | #define BTM_HEADER_LEN 4 | |
132ff4e5 BZ |
30 | #define BTM_UPLD_SIZE 2312 |
31 | ||
32 | /* Time to wait until Host Sleep state change in millisecond */ | |
33 | #define WAIT_UNTIL_HS_STATE_CHANGED 5000 | |
34 | /* Time to wait for command response in millisecond */ | |
35 | #define WAIT_UNTIL_CMD_RESP 5000 | |
36 | ||
37 | struct btmrvl_thread { | |
38 | struct task_struct *task; | |
39 | wait_queue_head_t wait_q; | |
40 | void *priv; | |
41 | }; | |
42 | ||
43 | struct btmrvl_device { | |
132ff4e5 BZ |
44 | void *card; |
45 | struct hci_dev *hcidev; | |
2cc86890 AK |
46 | struct device *dev; |
47 | const char *cal_data; | |
132ff4e5 | 48 | |
f120c6b6 BZ |
49 | u8 dev_type; |
50 | ||
132ff4e5 BZ |
51 | u8 tx_dnld_rdy; |
52 | ||
53 | u8 psmode; | |
54 | u8 pscmd; | |
55 | u8 hsmode; | |
56 | u8 hscmd; | |
57 | ||
58 | /* Low byte is gap, high byte is GPIO */ | |
59 | u16 gpio_gap; | |
60 | ||
61 | u8 hscfgcmd; | |
62 | u8 sendcmdflag; | |
63 | }; | |
64 | ||
65 | struct btmrvl_adapter { | |
66 | u32 int_count; | |
67 | struct sk_buff_head tx_queue; | |
68 | u8 psmode; | |
69 | u8 ps_state; | |
70 | u8 hs_state; | |
71 | u8 wakeup_tries; | |
72 | wait_queue_head_t cmd_wait_q; | |
73 | u8 cmd_complete; | |
ba54a16f | 74 | bool is_suspended; |
132ff4e5 BZ |
75 | }; |
76 | ||
77 | struct btmrvl_private { | |
78 | struct btmrvl_device btmrvl_dev; | |
79 | struct btmrvl_adapter *adapter; | |
80 | struct btmrvl_thread main_thread; | |
81 | int (*hw_host_to_card) (struct btmrvl_private *priv, | |
82 | u8 *payload, u16 nb); | |
83 | int (*hw_wakeup_firmware) (struct btmrvl_private *priv); | |
d1d10d78 | 84 | int (*hw_process_int_status) (struct btmrvl_private *priv); |
132ff4e5 | 85 | spinlock_t driver_lock; /* spinlock used by driver */ |
fb784f05 BZ |
86 | #ifdef CONFIG_DEBUG_FS |
87 | void *debugfs_data; | |
88 | #endif | |
132ff4e5 BZ |
89 | }; |
90 | ||
91 | #define MRVL_VENDOR_PKT 0xFE | |
92 | ||
93 | /* Bluetooth commands */ | |
94 | #define BT_CMD_AUTO_SLEEP_MODE 0x23 | |
95 | #define BT_CMD_HOST_SLEEP_CONFIG 0x59 | |
96 | #define BT_CMD_HOST_SLEEP_ENABLE 0x5A | |
97 | #define BT_CMD_MODULE_CFG_REQ 0x5B | |
2cc86890 | 98 | #define BT_CMD_LOAD_CONFIG_DATA 0x61 |
132ff4e5 | 99 | |
903c8437 | 100 | /* Sub-commands: Module Bringup/Shutdown Request/Response */ |
132ff4e5 | 101 | #define MODULE_BRINGUP_REQ 0xF1 |
903c8437 BZ |
102 | #define MODULE_BROUGHT_UP 0x00 |
103 | #define MODULE_ALREADY_UP 0x0C | |
104 | ||
132ff4e5 BZ |
105 | #define MODULE_SHUTDOWN_REQ 0xF2 |
106 | ||
107 | #define BT_EVENT_POWER_STATE 0x20 | |
108 | ||
109 | /* Bluetooth Power States */ | |
110 | #define BT_PS_ENABLE 0x02 | |
111 | #define BT_PS_DISABLE 0x03 | |
112 | #define BT_PS_SLEEP 0x01 | |
113 | ||
114 | #define OGF 0x3F | |
115 | ||
116 | /* Host Sleep states */ | |
117 | #define HS_ACTIVATED 0x01 | |
118 | #define HS_DEACTIVATED 0x00 | |
119 | ||
120 | /* Power Save modes */ | |
121 | #define PS_SLEEP 0x01 | |
122 | #define PS_AWAKE 0x00 | |
123 | ||
2cc86890 AK |
124 | #define BT_CMD_DATA_SIZE 32 |
125 | #define BT_CAL_DATA_SIZE 28 | |
126 | ||
132ff4e5 BZ |
127 | struct btmrvl_event { |
128 | u8 ec; /* event counter */ | |
129 | u8 length; | |
130 | u8 data[4]; | |
81ca405a | 131 | } __packed; |
132ff4e5 BZ |
132 | |
133 | /* Prototype of global function */ | |
134 | ||
64061607 | 135 | int btmrvl_register_hdev(struct btmrvl_private *priv); |
132ff4e5 BZ |
136 | struct btmrvl_private *btmrvl_add_card(void *card); |
137 | int btmrvl_remove_card(struct btmrvl_private *priv); | |
138 | ||
139 | void btmrvl_interrupt(struct btmrvl_private *priv); | |
140 | ||
ea1e76a3 | 141 | bool btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb); |
132ff4e5 BZ |
142 | int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb); |
143 | ||
144 | int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, int subcmd); | |
2a8ff611 | 145 | int btmrvl_send_hscfg_cmd(struct btmrvl_private *priv); |
32fd6398 | 146 | int btmrvl_enable_ps(struct btmrvl_private *priv); |
132ff4e5 | 147 | int btmrvl_prepare_command(struct btmrvl_private *priv); |
ba54a16f | 148 | int btmrvl_enable_hs(struct btmrvl_private *priv); |
132ff4e5 | 149 | |
fb784f05 BZ |
150 | #ifdef CONFIG_DEBUG_FS |
151 | void btmrvl_debugfs_init(struct hci_dev *hdev); | |
152 | void btmrvl_debugfs_remove(struct hci_dev *hdev); | |
153 | #endif |