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 #ifndef _BTMRVL_DRV_H_
23 #define _BTMRVL_DRV_H_
25 #include <linux/kthread.h>
26 #include <linux/bitops.h>
27 #include <net/bluetooth/bluetooth.h>
29 #define BTM_HEADER_LEN 4
30 #define BTM_DEV_NAME_LEN 32
31 #define BTM_UPLD_SIZE 2312
33 /* Time to wait until Host Sleep state change in millisecond */
34 #define WAIT_UNTIL_HS_STATE_CHANGED 5000
35 /* Time to wait for command response in millisecond */
36 #define WAIT_UNTIL_CMD_RESP 5000
38 struct btmrvl_thread
{
39 struct task_struct
*task
;
40 wait_queue_head_t wait_q
;
44 struct btmrvl_device
{
45 char name
[BTM_DEV_NAME_LEN
];
47 struct hci_dev
*hcidev
;
56 /* Low byte is gap, high byte is GPIO */
63 struct btmrvl_adapter
{
65 struct sk_buff_head tx_queue
;
70 wait_queue_head_t cmd_wait_q
;
74 struct btmrvl_private
{
75 struct btmrvl_device btmrvl_dev
;
76 struct btmrvl_adapter
*adapter
;
77 struct btmrvl_thread main_thread
;
78 int (*hw_host_to_card
) (struct btmrvl_private
*priv
,
80 int (*hw_wakeup_firmware
) (struct btmrvl_private
*priv
);
81 spinlock_t driver_lock
; /* spinlock used by driver */
82 #ifdef CONFIG_DEBUG_FS
87 #define MRVL_VENDOR_PKT 0xFE
89 /* Bluetooth commands */
90 #define BT_CMD_AUTO_SLEEP_MODE 0x23
91 #define BT_CMD_HOST_SLEEP_CONFIG 0x59
92 #define BT_CMD_HOST_SLEEP_ENABLE 0x5A
93 #define BT_CMD_MODULE_CFG_REQ 0x5B
95 /* Sub-commands: Module Bringup/Shutdown Request */
96 #define MODULE_BRINGUP_REQ 0xF1
97 #define MODULE_SHUTDOWN_REQ 0xF2
99 #define BT_EVENT_POWER_STATE 0x20
101 /* Bluetooth Power States */
102 #define BT_PS_ENABLE 0x02
103 #define BT_PS_DISABLE 0x03
104 #define BT_PS_SLEEP 0x01
108 /* Host Sleep states */
109 #define HS_ACTIVATED 0x01
110 #define HS_DEACTIVATED 0x00
112 /* Power Save modes */
113 #define PS_SLEEP 0x01
114 #define PS_AWAKE 0x00
120 } __attribute__ ((packed
));
122 struct btmrvl_event
{
123 u8 ec
; /* event counter */
126 } __attribute__ ((packed
));
128 /* Prototype of global function */
130 struct btmrvl_private
*btmrvl_add_card(void *card
);
131 int btmrvl_remove_card(struct btmrvl_private
*priv
);
133 void btmrvl_interrupt(struct btmrvl_private
*priv
);
135 void btmrvl_check_evtpkt(struct btmrvl_private
*priv
, struct sk_buff
*skb
);
136 int btmrvl_process_event(struct btmrvl_private
*priv
, struct sk_buff
*skb
);
138 int btmrvl_send_module_cfg_cmd(struct btmrvl_private
*priv
, int subcmd
);
139 int btmrvl_prepare_command(struct btmrvl_private
*priv
);
141 #ifdef CONFIG_DEBUG_FS
142 void btmrvl_debugfs_init(struct hci_dev
*hdev
);
143 void btmrvl_debugfs_remove(struct hci_dev
*hdev
);
146 #endif /* _BTMRVL_DRV_H_ */