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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> |
bb7f4f0b | 26 | #include <linux/err.h> |
bb7f4f0b XH |
27 | #include <linux/gfp.h> |
28 | #include <linux/interrupt.h> | |
29 | #include <linux/io.h> | |
bb7f4f0b XH |
30 | #include <linux/of_platform.h> |
31 | #include <linux/platform_device.h> | |
32 | #include <linux/pm_runtime.h> | |
bb7f4f0b | 33 | #include <linux/of_irq.h> |
132ff4e5 BZ |
34 | |
35 | #define BTM_HEADER_LEN 4 | |
132ff4e5 BZ |
36 | #define BTM_UPLD_SIZE 2312 |
37 | ||
38 | /* Time to wait until Host Sleep state change in millisecond */ | |
0333d6dd | 39 | #define WAIT_UNTIL_HS_STATE_CHANGED msecs_to_jiffies(5000) |
132ff4e5 | 40 | /* Time to wait for command response in millisecond */ |
0333d6dd | 41 | #define WAIT_UNTIL_CMD_RESP msecs_to_jiffies(5000) |
132ff4e5 | 42 | |
dc759613 XH |
43 | enum rdwr_status { |
44 | RDWR_STATUS_SUCCESS = 0, | |
45 | RDWR_STATUS_FAILURE = 1, | |
46 | RDWR_STATUS_DONE = 2 | |
47 | }; | |
48 | ||
49 | #define FW_DUMP_MAX_NAME_LEN 8 | |
50 | #define FW_DUMP_HOST_READY 0xEE | |
51 | #define FW_DUMP_DONE 0xFF | |
52 | #define FW_DUMP_READ_DONE 0xFE | |
53 | ||
54 | struct memory_type_mapping { | |
55 | u8 mem_name[FW_DUMP_MAX_NAME_LEN]; | |
56 | u8 *mem_ptr; | |
57 | u32 mem_size; | |
58 | u8 done_flag; | |
59 | }; | |
60 | ||
132ff4e5 BZ |
61 | struct btmrvl_thread { |
62 | struct task_struct *task; | |
63 | wait_queue_head_t wait_q; | |
64 | void *priv; | |
65 | }; | |
66 | ||
67 | struct btmrvl_device { | |
132ff4e5 BZ |
68 | void *card; |
69 | struct hci_dev *hcidev; | |
70 | ||
f120c6b6 BZ |
71 | u8 dev_type; |
72 | ||
132ff4e5 BZ |
73 | u8 tx_dnld_rdy; |
74 | ||
75 | u8 psmode; | |
76 | u8 pscmd; | |
77 | u8 hsmode; | |
78 | u8 hscmd; | |
79 | ||
80 | /* Low byte is gap, high byte is GPIO */ | |
81 | u16 gpio_gap; | |
82 | ||
83 | u8 hscfgcmd; | |
84 | u8 sendcmdflag; | |
85 | }; | |
86 | ||
87 | struct btmrvl_adapter { | |
0d367408 BZ |
88 | void *hw_regs_buf; |
89 | u8 *hw_regs; | |
132ff4e5 BZ |
90 | u32 int_count; |
91 | struct sk_buff_head tx_queue; | |
92 | u8 psmode; | |
93 | u8 ps_state; | |
94 | u8 hs_state; | |
95 | u8 wakeup_tries; | |
96 | wait_queue_head_t cmd_wait_q; | |
396e04f4 | 97 | wait_queue_head_t event_hs_wait_q; |
132ff4e5 | 98 | u8 cmd_complete; |
ba54a16f | 99 | bool is_suspended; |
8cf60cf2 | 100 | bool is_suspending; |
132ff4e5 BZ |
101 | }; |
102 | ||
103 | struct btmrvl_private { | |
104 | struct btmrvl_device btmrvl_dev; | |
105 | struct btmrvl_adapter *adapter; | |
106 | struct btmrvl_thread main_thread; | |
ba27b7ef | 107 | int (*hw_host_to_card)(struct btmrvl_private *priv, |
132ff4e5 | 108 | u8 *payload, u16 nb); |
ba27b7ef PK |
109 | int (*hw_wakeup_firmware)(struct btmrvl_private *priv); |
110 | int (*hw_process_int_status)(struct btmrvl_private *priv); | |
132ff4e5 | 111 | spinlock_t driver_lock; /* spinlock used by driver */ |
fb784f05 BZ |
112 | #ifdef CONFIG_DEBUG_FS |
113 | void *debugfs_data; | |
114 | #endif | |
7b4b8740 | 115 | bool surprise_removed; |
132ff4e5 BZ |
116 | }; |
117 | ||
118 | #define MRVL_VENDOR_PKT 0xFE | |
119 | ||
3e4543ab | 120 | /* Vendor specific Bluetooth commands */ |
4df82b59 | 121 | #define BT_CMD_PSCAN_WIN_REPORT_ENABLE 0xFC03 |
a715d11e | 122 | #define BT_CMD_ROUTE_SCO_TO_HOST 0xFC1D |
27b869f5 | 123 | #define BT_CMD_SET_BDADDR 0xFC22 |
3e4543ab BZ |
124 | #define BT_CMD_AUTO_SLEEP_MODE 0xFC23 |
125 | #define BT_CMD_HOST_SLEEP_CONFIG 0xFC59 | |
126 | #define BT_CMD_HOST_SLEEP_ENABLE 0xFC5A | |
127 | #define BT_CMD_MODULE_CFG_REQ 0xFC5B | |
128 | #define BT_CMD_LOAD_CONFIG_DATA 0xFC61 | |
132ff4e5 | 129 | |
903c8437 | 130 | /* Sub-commands: Module Bringup/Shutdown Request/Response */ |
132ff4e5 | 131 | #define MODULE_BRINGUP_REQ 0xF1 |
903c8437 BZ |
132 | #define MODULE_BROUGHT_UP 0x00 |
133 | #define MODULE_ALREADY_UP 0x0C | |
134 | ||
132ff4e5 BZ |
135 | #define MODULE_SHUTDOWN_REQ 0xF2 |
136 | ||
3e4543ab BZ |
137 | /* Vendor specific Bluetooth events */ |
138 | #define BT_EVENT_AUTO_SLEEP_MODE 0x23 | |
139 | #define BT_EVENT_HOST_SLEEP_CONFIG 0x59 | |
140 | #define BT_EVENT_HOST_SLEEP_ENABLE 0x5A | |
141 | #define BT_EVENT_MODULE_CFG_REQ 0x5B | |
132ff4e5 BZ |
142 | #define BT_EVENT_POWER_STATE 0x20 |
143 | ||
144 | /* Bluetooth Power States */ | |
145 | #define BT_PS_ENABLE 0x02 | |
146 | #define BT_PS_DISABLE 0x03 | |
147 | #define BT_PS_SLEEP 0x01 | |
148 | ||
132ff4e5 BZ |
149 | /* Host Sleep states */ |
150 | #define HS_ACTIVATED 0x01 | |
151 | #define HS_DEACTIVATED 0x00 | |
152 | ||
153 | /* Power Save modes */ | |
154 | #define PS_SLEEP 0x01 | |
155 | #define PS_AWAKE 0x00 | |
156 | ||
8a4934f1 | 157 | #define BT_CAL_HDR_LEN 4 |
2cc86890 AK |
158 | #define BT_CAL_DATA_SIZE 28 |
159 | ||
132ff4e5 BZ |
160 | struct btmrvl_event { |
161 | u8 ec; /* event counter */ | |
162 | u8 length; | |
163 | u8 data[4]; | |
81ca405a | 164 | } __packed; |
132ff4e5 BZ |
165 | |
166 | /* Prototype of global function */ | |
167 | ||
64061607 | 168 | int btmrvl_register_hdev(struct btmrvl_private *priv); |
132ff4e5 BZ |
169 | struct btmrvl_private *btmrvl_add_card(void *card); |
170 | int btmrvl_remove_card(struct btmrvl_private *priv); | |
171 | ||
172 | void btmrvl_interrupt(struct btmrvl_private *priv); | |
173 | ||
ea1e76a3 | 174 | bool btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb); |
132ff4e5 BZ |
175 | int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb); |
176 | ||
7125df53 | 177 | int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, u8 subcmd); |
af963243 | 178 | int btmrvl_pscan_window_reporting(struct btmrvl_private *priv, u8 subcmd); |
2a8ff611 | 179 | int btmrvl_send_hscfg_cmd(struct btmrvl_private *priv); |
32fd6398 | 180 | int btmrvl_enable_ps(struct btmrvl_private *priv); |
132ff4e5 | 181 | int btmrvl_prepare_command(struct btmrvl_private *priv); |
ba54a16f | 182 | int btmrvl_enable_hs(struct btmrvl_private *priv); |
132ff4e5 | 183 | |
fb784f05 BZ |
184 | #ifdef CONFIG_DEBUG_FS |
185 | void btmrvl_debugfs_init(struct hci_dev *hdev); | |
186 | void btmrvl_debugfs_remove(struct hci_dev *hdev); | |
187 | #endif |