2 * Marvell Bluetooth driver: global definitions & declarations
4 * Copyright (C) 2009, Marvell International Ltd.
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.
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.
22 #include <linux/kthread.h>
23 #include <linux/bitops.h>
24 #include <linux/slab.h>
25 #include <net/bluetooth/bluetooth.h>
27 #define BTM_HEADER_LEN 4
28 #define BTM_UPLD_SIZE 2312
30 /* Time to wait until Host Sleep state change in millisecond */
31 #define WAIT_UNTIL_HS_STATE_CHANGED msecs_to_jiffies(5000)
32 /* Time to wait for command response in millisecond */
33 #define WAIT_UNTIL_CMD_RESP msecs_to_jiffies(5000)
36 RDWR_STATUS_SUCCESS = 0,
37 RDWR_STATUS_FAILURE = 1,
41 #define FW_DUMP_MAX_NAME_LEN 8
42 #define FW_DUMP_HOST_READY 0xEE
43 #define FW_DUMP_DONE 0xFF
44 #define FW_DUMP_READ_DONE 0xFE
46 struct memory_type_mapping {
47 u8 mem_name[FW_DUMP_MAX_NAME_LEN];
53 struct btmrvl_thread {
54 struct task_struct *task;
55 wait_queue_head_t wait_q;
59 struct btmrvl_device {
61 struct hci_dev *hcidev;
72 /* Low byte is gap, high byte is GPIO */
79 struct btmrvl_adapter {
83 struct sk_buff_head tx_queue;
88 wait_queue_head_t cmd_wait_q;
89 wait_queue_head_t event_hs_wait_q;
94 struct btmrvl_private {
95 struct btmrvl_device btmrvl_dev;
96 struct btmrvl_adapter *adapter;
97 struct btmrvl_thread main_thread;
98 int (*hw_host_to_card) (struct btmrvl_private *priv,
100 int (*hw_wakeup_firmware) (struct btmrvl_private *priv);
101 int (*hw_process_int_status) (struct btmrvl_private *priv);
102 void (*firmware_dump)(struct btmrvl_private *priv);
103 spinlock_t driver_lock; /* spinlock used by driver */
104 #ifdef CONFIG_DEBUG_FS
107 bool surprise_removed;
110 #define MRVL_VENDOR_PKT 0xFE
112 /* Vendor specific Bluetooth commands */
113 #define BT_CMD_PSCAN_WIN_REPORT_ENABLE 0xFC03
114 #define BT_CMD_ROUTE_SCO_TO_HOST 0xFC1D
115 #define BT_CMD_SET_BDADDR 0xFC22
116 #define BT_CMD_AUTO_SLEEP_MODE 0xFC23
117 #define BT_CMD_HOST_SLEEP_CONFIG 0xFC59
118 #define BT_CMD_HOST_SLEEP_ENABLE 0xFC5A
119 #define BT_CMD_MODULE_CFG_REQ 0xFC5B
120 #define BT_CMD_LOAD_CONFIG_DATA 0xFC61
122 /* Sub-commands: Module Bringup/Shutdown Request/Response */
123 #define MODULE_BRINGUP_REQ 0xF1
124 #define MODULE_BROUGHT_UP 0x00
125 #define MODULE_ALREADY_UP 0x0C
127 #define MODULE_SHUTDOWN_REQ 0xF2
129 /* Vendor specific Bluetooth events */
130 #define BT_EVENT_AUTO_SLEEP_MODE 0x23
131 #define BT_EVENT_HOST_SLEEP_CONFIG 0x59
132 #define BT_EVENT_HOST_SLEEP_ENABLE 0x5A
133 #define BT_EVENT_MODULE_CFG_REQ 0x5B
134 #define BT_EVENT_POWER_STATE 0x20
136 /* Bluetooth Power States */
137 #define BT_PS_ENABLE 0x02
138 #define BT_PS_DISABLE 0x03
139 #define BT_PS_SLEEP 0x01
141 /* Host Sleep states */
142 #define HS_ACTIVATED 0x01
143 #define HS_DEACTIVATED 0x00
145 /* Power Save modes */
146 #define PS_SLEEP 0x01
147 #define PS_AWAKE 0x00
149 #define BT_CAL_HDR_LEN 4
150 #define BT_CAL_DATA_SIZE 28
152 struct btmrvl_event {
153 u8 ec; /* event counter */
158 /* Prototype of global function */
160 int btmrvl_register_hdev(struct btmrvl_private *priv);
161 struct btmrvl_private *btmrvl_add_card(void *card);
162 int btmrvl_remove_card(struct btmrvl_private *priv);
164 void btmrvl_interrupt(struct btmrvl_private *priv);
166 bool btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb);
167 int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb);
169 int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, u8 subcmd);
170 int btmrvl_pscan_window_reporting(struct btmrvl_private *priv, u8 subcmd);
171 int btmrvl_send_hscfg_cmd(struct btmrvl_private *priv);
172 int btmrvl_enable_ps(struct btmrvl_private *priv);
173 int btmrvl_prepare_command(struct btmrvl_private *priv);
174 int btmrvl_enable_hs(struct btmrvl_private *priv);
175 void btmrvl_firmware_dump(struct btmrvl_private *priv);
177 #ifdef CONFIG_DEBUG_FS
178 void btmrvl_debugfs_init(struct hci_dev *hdev);
179 void btmrvl_debugfs_remove(struct hci_dev *hdev);