Release 4.7 drivers/bluetooth/btmrvl_drv.h
/*
* Marvell Bluetooth driver: global definitions & declarations
*
* Copyright (C) 2009, Marvell International Ltd.
*
* This software file (the "File") is distributed by Marvell International
* Ltd. under the terms of the GNU General Public License Version 2, June 1991
* (the "License"). You may use, redistribute and/or modify this File in
* accordance with the terms and conditions of the License, a copy of which
* is available by writing to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
* worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
*
*
* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
* IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
* ARE EXPRESSLY DISCLAIMED. The License provides additional details about
* this warranty disclaimer.
*
*/
#include <linux/kthread.h>
#include <linux/bitops.h>
#include <linux/slab.h>
#include <net/bluetooth/bluetooth.h>
#include <linux/err.h>
#include <linux/gpio.h>
#include <linux/gfp.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/of_gpio.h>
#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/slab.h>
#include <linux/of_irq.h>
#define BTM_HEADER_LEN 4
#define BTM_UPLD_SIZE 2312
/* Time to wait until Host Sleep state change in millisecond */
#define WAIT_UNTIL_HS_STATE_CHANGED msecs_to_jiffies(5000)
/* Time to wait for command response in millisecond */
#define WAIT_UNTIL_CMD_RESP msecs_to_jiffies(5000)
enum rdwr_status {
RDWR_STATUS_SUCCESS = 0,
RDWR_STATUS_FAILURE = 1,
RDWR_STATUS_DONE = 2
};
#define FW_DUMP_MAX_NAME_LEN 8
#define FW_DUMP_HOST_READY 0xEE
#define FW_DUMP_DONE 0xFF
#define FW_DUMP_READ_DONE 0xFE
struct memory_type_mapping {
u8 mem_name[FW_DUMP_MAX_NAME_LEN];
u8 *mem_ptr;
u32 mem_size;
u8 done_flag;
};
struct btmrvl_thread {
struct task_struct *task;
wait_queue_head_t wait_q;
void *priv;
};
struct btmrvl_device {
void *card;
struct hci_dev *hcidev;
u8 dev_type;
u8 tx_dnld_rdy;
u8 psmode;
u8 pscmd;
u8 hsmode;
u8 hscmd;
/* Low byte is gap, high byte is GPIO */
u16 gpio_gap;
u8 hscfgcmd;
u8 sendcmdflag;
};
struct btmrvl_adapter {
void *hw_regs_buf;
u8 *hw_regs;
u32 int_count;
struct sk_buff_head tx_queue;
u8 psmode;
u8 ps_state;
u8 hs_state;
u8 wakeup_tries;
wait_queue_head_t cmd_wait_q;
wait_queue_head_t event_hs_wait_q;
u8 cmd_complete;
bool is_suspended;
bool is_suspending;
};
struct btmrvl_private {
struct btmrvl_device btmrvl_dev;
struct btmrvl_adapter *adapter;
struct btmrvl_thread main_thread;
int (*hw_host_to_card)(struct btmrvl_private *priv,
u8 *payload, u16 nb);
int (*hw_wakeup_firmware)(struct btmrvl_private *priv);
int (*hw_process_int_status)(struct btmrvl_private *priv);
void (*firmware_dump)(struct btmrvl_private *priv);
spinlock_t driver_lock; /* spinlock used by driver */
#ifdef CONFIG_DEBUG_FS
void *debugfs_data;
#endif
bool surprise_removed;
};
#define MRVL_VENDOR_PKT 0xFE
/* Vendor specific Bluetooth commands */
#define BT_CMD_PSCAN_WIN_REPORT_ENABLE 0xFC03
#define BT_CMD_ROUTE_SCO_TO_HOST 0xFC1D
#define BT_CMD_SET_BDADDR 0xFC22
#define BT_CMD_AUTO_SLEEP_MODE 0xFC23
#define BT_CMD_HOST_SLEEP_CONFIG 0xFC59
#define BT_CMD_HOST_SLEEP_ENABLE 0xFC5A
#define BT_CMD_MODULE_CFG_REQ 0xFC5B
#define BT_CMD_LOAD_CONFIG_DATA 0xFC61
/* Sub-commands: Module Bringup/Shutdown Request/Response */
#define MODULE_BRINGUP_REQ 0xF1
#define MODULE_BROUGHT_UP 0x00
#define MODULE_ALREADY_UP 0x0C
#define MODULE_SHUTDOWN_REQ 0xF2
/* Vendor specific Bluetooth events */
#define BT_EVENT_AUTO_SLEEP_MODE 0x23
#define BT_EVENT_HOST_SLEEP_CONFIG 0x59
#define BT_EVENT_HOST_SLEEP_ENABLE 0x5A
#define BT_EVENT_MODULE_CFG_REQ 0x5B
#define BT_EVENT_POWER_STATE 0x20
/* Bluetooth Power States */
#define BT_PS_ENABLE 0x02
#define BT_PS_DISABLE 0x03
#define BT_PS_SLEEP 0x01
/* Host Sleep states */
#define HS_ACTIVATED 0x01
#define HS_DEACTIVATED 0x00
/* Power Save modes */
#define PS_SLEEP 0x01
#define PS_AWAKE 0x00
#define BT_CAL_HDR_LEN 4
#define BT_CAL_DATA_SIZE 28
struct btmrvl_event {
u8 ec; /* event counter */
u8 length;
u8 data[4];
}
__packed;
/* Prototype of global function */
int btmrvl_register_hdev(struct btmrvl_private *priv);
struct btmrvl_private *btmrvl_add_card(void *card);
int btmrvl_remove_card(struct btmrvl_private *priv);
void btmrvl_interrupt(struct btmrvl_private *priv);
bool btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb);
int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb);
int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, u8 subcmd);
int btmrvl_pscan_window_reporting(struct btmrvl_private *priv, u8 subcmd);
int btmrvl_send_hscfg_cmd(struct btmrvl_private *priv);
int btmrvl_enable_ps(struct btmrvl_private *priv);
int btmrvl_prepare_command(struct btmrvl_private *priv);
int btmrvl_enable_hs(struct btmrvl_private *priv);
void btmrvl_firmware_dump(struct btmrvl_private *priv);
#ifdef CONFIG_DEBUG_FS
void btmrvl_debugfs_init(struct hci_dev *hdev);
void btmrvl_debugfs_remove(struct hci_dev *hdev);
#endif
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