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