btmrvl_drv.h 4.8 KB

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  1. /*
  2. * Marvell Bluetooth driver: global definitions & declarations
  3. *
  4. * Copyright (C) 2009, Marvell International Ltd.
  5. *
  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.
  13. *
  14. *
  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.
  19. *
  20. */
  21. #include <linux/kthread.h>
  22. #include <linux/bitops.h>
  23. #include <linux/slab.h>
  24. #include <net/bluetooth/bluetooth.h>
  25. #define BTM_HEADER_LEN 4
  26. #define BTM_UPLD_SIZE 2312
  27. /* Time to wait until Host Sleep state change in millisecond */
  28. #define WAIT_UNTIL_HS_STATE_CHANGED msecs_to_jiffies(5000)
  29. /* Time to wait for command response in millisecond */
  30. #define WAIT_UNTIL_CMD_RESP msecs_to_jiffies(5000)
  31. enum rdwr_status {
  32. RDWR_STATUS_SUCCESS = 0,
  33. RDWR_STATUS_FAILURE = 1,
  34. RDWR_STATUS_DONE = 2
  35. };
  36. #define FW_DUMP_MAX_NAME_LEN 8
  37. #define FW_DUMP_HOST_READY 0xEE
  38. #define FW_DUMP_DONE 0xFF
  39. #define FW_DUMP_READ_DONE 0xFE
  40. struct memory_type_mapping {
  41. u8 mem_name[FW_DUMP_MAX_NAME_LEN];
  42. u8 *mem_ptr;
  43. u32 mem_size;
  44. u8 done_flag;
  45. };
  46. struct btmrvl_thread {
  47. struct task_struct *task;
  48. wait_queue_head_t wait_q;
  49. void *priv;
  50. };
  51. struct btmrvl_device {
  52. void *card;
  53. struct hci_dev *hcidev;
  54. u8 dev_type;
  55. u8 tx_dnld_rdy;
  56. u8 psmode;
  57. u8 pscmd;
  58. u8 hsmode;
  59. u8 hscmd;
  60. /* Low byte is gap, high byte is GPIO */
  61. u16 gpio_gap;
  62. u8 hscfgcmd;
  63. u8 sendcmdflag;
  64. };
  65. struct btmrvl_adapter {
  66. void *hw_regs_buf;
  67. u8 *hw_regs;
  68. u32 int_count;
  69. struct sk_buff_head tx_queue;
  70. u8 psmode;
  71. u8 ps_state;
  72. u8 hs_state;
  73. u8 wakeup_tries;
  74. wait_queue_head_t cmd_wait_q;
  75. wait_queue_head_t event_hs_wait_q;
  76. u8 cmd_complete;
  77. bool is_suspended;
  78. };
  79. struct btmrvl_private {
  80. struct btmrvl_device btmrvl_dev;
  81. struct btmrvl_adapter *adapter;
  82. struct btmrvl_thread main_thread;
  83. int (*hw_host_to_card)(struct btmrvl_private *priv,
  84. u8 *payload, u16 nb);
  85. int (*hw_wakeup_firmware)(struct btmrvl_private *priv);
  86. int (*hw_process_int_status)(struct btmrvl_private *priv);
  87. void (*firmware_dump)(struct btmrvl_private *priv);
  88. spinlock_t driver_lock; /* spinlock used by driver */
  89. #ifdef CONFIG_DEBUG_FS
  90. void *debugfs_data;
  91. #endif
  92. bool surprise_removed;
  93. };
  94. #define MRVL_VENDOR_PKT 0xFE
  95. /* Vendor specific Bluetooth commands */
  96. #define BT_CMD_PSCAN_WIN_REPORT_ENABLE 0xFC03
  97. #define BT_CMD_ROUTE_SCO_TO_HOST 0xFC1D
  98. #define BT_CMD_SET_BDADDR 0xFC22
  99. #define BT_CMD_AUTO_SLEEP_MODE 0xFC23
  100. #define BT_CMD_HOST_SLEEP_CONFIG 0xFC59
  101. #define BT_CMD_HOST_SLEEP_ENABLE 0xFC5A
  102. #define BT_CMD_MODULE_CFG_REQ 0xFC5B
  103. #define BT_CMD_LOAD_CONFIG_DATA 0xFC61
  104. /* Sub-commands: Module Bringup/Shutdown Request/Response */
  105. #define MODULE_BRINGUP_REQ 0xF1
  106. #define MODULE_BROUGHT_UP 0x00
  107. #define MODULE_ALREADY_UP 0x0C
  108. #define MODULE_SHUTDOWN_REQ 0xF2
  109. /* Vendor specific Bluetooth events */
  110. #define BT_EVENT_AUTO_SLEEP_MODE 0x23
  111. #define BT_EVENT_HOST_SLEEP_CONFIG 0x59
  112. #define BT_EVENT_HOST_SLEEP_ENABLE 0x5A
  113. #define BT_EVENT_MODULE_CFG_REQ 0x5B
  114. #define BT_EVENT_POWER_STATE 0x20
  115. /* Bluetooth Power States */
  116. #define BT_PS_ENABLE 0x02
  117. #define BT_PS_DISABLE 0x03
  118. #define BT_PS_SLEEP 0x01
  119. /* Host Sleep states */
  120. #define HS_ACTIVATED 0x01
  121. #define HS_DEACTIVATED 0x00
  122. /* Power Save modes */
  123. #define PS_SLEEP 0x01
  124. #define PS_AWAKE 0x00
  125. #define BT_CAL_HDR_LEN 4
  126. #define BT_CAL_DATA_SIZE 28
  127. struct btmrvl_event {
  128. u8 ec; /* event counter */
  129. u8 length;
  130. u8 data[4];
  131. } __packed;
  132. /* Prototype of global function */
  133. int btmrvl_register_hdev(struct btmrvl_private *priv);
  134. struct btmrvl_private *btmrvl_add_card(void *card);
  135. int btmrvl_remove_card(struct btmrvl_private *priv);
  136. void btmrvl_interrupt(struct btmrvl_private *priv);
  137. bool btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb);
  138. int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb);
  139. int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, u8 subcmd);
  140. int btmrvl_pscan_window_reporting(struct btmrvl_private *priv, u8 subcmd);
  141. int btmrvl_send_hscfg_cmd(struct btmrvl_private *priv);
  142. int btmrvl_enable_ps(struct btmrvl_private *priv);
  143. int btmrvl_prepare_command(struct btmrvl_private *priv);
  144. int btmrvl_enable_hs(struct btmrvl_private *priv);
  145. void btmrvl_firmware_dump(struct btmrvl_private *priv);
  146. #ifdef CONFIG_DEBUG_FS
  147. void btmrvl_debugfs_init(struct hci_dev *hdev);
  148. void btmrvl_debugfs_remove(struct hci_dev *hdev);
  149. #endif