| /* |
| * 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> |
| |
| #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 5000 |
| /* Time to wait for command response in millisecond */ |
| #define WAIT_UNTIL_CMD_RESP 5000 |
| |
| 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 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 { |
| 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; |
| u8 cmd_complete; |
| }; |
| |
| 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); |
| spinlock_t driver_lock; /* spinlock used by driver */ |
| #ifdef CONFIG_DEBUG_FS |
| void *debugfs_data; |
| #endif |
| }; |
| |
| #define MRVL_VENDOR_PKT 0xFE |
| |
| /* Bluetooth commands */ |
| #define BT_CMD_AUTO_SLEEP_MODE 0x23 |
| #define BT_CMD_HOST_SLEEP_CONFIG 0x59 |
| #define BT_CMD_HOST_SLEEP_ENABLE 0x5A |
| #define BT_CMD_MODULE_CFG_REQ 0x5B |
| |
| /* 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 |
| |
| #define BT_EVENT_POWER_STATE 0x20 |
| |
| /* Bluetooth Power States */ |
| #define BT_PS_ENABLE 0x02 |
| #define BT_PS_DISABLE 0x03 |
| #define BT_PS_SLEEP 0x01 |
| |
| #define OGF 0x3F |
| |
| /* Host Sleep states */ |
| #define HS_ACTIVATED 0x01 |
| #define HS_DEACTIVATED 0x00 |
| |
| /* Power Save modes */ |
| #define PS_SLEEP 0x01 |
| #define PS_AWAKE 0x00 |
| |
| struct btmrvl_cmd { |
| __le16 ocf_ogf; |
| u8 length; |
| u8 data[4]; |
| } __attribute__ ((packed)); |
| |
| struct btmrvl_event { |
| u8 ec; /* event counter */ |
| u8 length; |
| u8 data[4]; |
| } __attribute__ ((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); |
| |
| void 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, int subcmd); |
| int btmrvl_enable_ps(struct btmrvl_private *priv); |
| int btmrvl_prepare_command(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 |