xref: /OK3568_Linux_fs/kernel/drivers/bluetooth/rtk_btusb.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /*
2  *
3  *  Realtek Bluetooth USB driver
4  *
5  *
6  *  This program is free software; you can redistribute it and/or modify
7  *  it under the terms of the GNU General Public License as published by
8  *  the Free Software Foundation; either version 2 of the License, or
9  *  (at your option) any later version.
10  *
11  *  This program is distributed in the hope that it will be useful,
12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *  GNU General Public License for more details.
15  *
16  *  You should have received a copy of the GNU General Public License
17  *  along with this program; if not, write to the Free Software
18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19  *
20  */
21 #include <linux/interrupt.h>
22 #include <linux/module.h>
23 #include <linux/slab.h>
24 #include <linux/types.h>
25 #include <linux/sched.h>
26 #include <linux/skbuff.h>
27 #include <linux/errno.h>
28 #include <linux/usb.h>
29 #include <linux/cdev.h>
30 #include <linux/device.h>
31 #include <linux/poll.h>
32 
33 #include <linux/version.h>
34 #include <linux/pm_runtime.h>
35 #include <linux/firmware.h>
36 #include <linux/suspend.h>
37 
38 #define CONFIG_BLUEDROID        1 /* bleuz 0, bluedroid 1 */
39 //#define CONFIG_SCO_OVER_HCI
40 
41 #ifdef CONFIG_SCO_OVER_HCI
42 #include <linux/usb/audio.h>
43 #include <sound/core.h>
44 #include <sound/initval.h>
45 #include <sound/pcm.h>
46 #include <sound/pcm_params.h>
47 
48 #define RTK_SCO_ID "snd_sco_rtk"
49 enum {
50 	USB_CAPTURE_RUNNING,
51 	USB_PLAYBACK_RUNNING,
52 	ALSA_CAPTURE_OPEN,
53 	ALSA_PLAYBACK_OPEN,
54 	ALSA_CAPTURE_RUNNING,
55 	ALSA_PLAYBACK_RUNNING,
56 	CAPTURE_URB_COMPLETED,
57 	PLAYBACK_URB_COMPLETED,
58 	DISCONNECTED,
59 };
60 
61 // RTK sound card
62 typedef struct RTK_sco_card {
63     struct snd_card *card;
64     struct snd_pcm *pcm;
65     struct usb_device *dev;
66     struct btusb_data *usb_data;
67     unsigned long states;
68     struct rtk_sco_stream {
69 		    struct snd_pcm_substream *substream;
70 		    unsigned int sco_packet_bytes;
71 		    snd_pcm_uframes_t buffer_pos;
72 	  } capture, playback;
73     spinlock_t capture_lock;
74     spinlock_t playback_lock;
75     struct work_struct send_sco_work;
76 } RTK_sco_card_t;
77 #endif
78 /* Some Android system may use standard Linux kernel, while
79  * standard Linux may also implement early suspend feature.
80  * So exclude earysuspend.h from CONFIG_BLUEDROID.
81  */
82 #ifdef CONFIG_HAS_EARLYSUSPEND
83 #include <linux/earlysuspend.h>
84 #endif
85 
86 #if CONFIG_BLUEDROID
87 #else
88 #include <net/bluetooth/bluetooth.h>
89 #include <net/bluetooth/hci_core.h>
90 #include <net/bluetooth/hci.h>
91 #endif
92 
93 
94 /***********************************
95 ** Realtek - For rtk_btusb driver **
96 ***********************************/
97 #define URB_CANCELING_DELAY_MS          10
98 /* when OS suspended, module is still powered,usb is not powered,
99  * this may set to 1, and must comply with special patch code.
100  */
101 #define CONFIG_RESET_RESUME     1
102 #define PRINT_CMD_EVENT         0
103 #define PRINT_ACL_DATA          0
104 #define PRINT_SCO_DATA          0
105 
106 #define RTKBT_DBG_FLAG          0
107 
108 #if RTKBT_DBG_FLAG
109 #define RTKBT_DBG(fmt, arg...) printk(KERN_INFO "rtk_btusb: " fmt "\n" , ## arg)
110 #else
111 #define RTKBT_DBG(fmt, arg...)
112 #endif
113 #define RTKBT_INFO(fmt, arg...) printk(KERN_INFO "rtk_btusb: " fmt "\n" , ## arg)
114 #define RTKBT_WARN(fmt, arg...) printk(KERN_WARNING "rtk_btusb: " fmt "\n" , ## arg)
115 #define RTKBT_ERR(fmt, arg...) printk(KERN_ERR "rtk_btusb: " fmt "\n" , ## arg)
116 
117 
118 #if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 33)
119 #define HDEV_BUS        hdev->bus
120 #define USB_RPM            1
121 #else
122 #define HDEV_BUS        hdev->type
123 #define USB_RPM            0
124 #endif
125 
126 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 38)
127 #define NUM_REASSEMBLY 3
128 #endif
129 
130 #if LINUX_VERSION_CODE > KERNEL_VERSION(3, 4, 0)
131 #define GET_DRV_DATA(x)        hci_get_drvdata(x)
132 #else
133 #define GET_DRV_DATA(x)        x->driver_data
134 #endif
135 
136 #define BTUSB_RPM        (0 * USB_RPM) /* 1 SS enable; 0 SS disable */
137 #define BTUSB_WAKEUP_HOST        0    /* 1  enable; 0  disable */
138 #define BTUSB_MAX_ISOC_FRAMES    48
139 #define BTUSB_INTR_RUNNING        0
140 #define BTUSB_BULK_RUNNING        1
141 #define BTUSB_ISOC_RUNNING        2
142 #define BTUSB_SUSPENDING        3
143 #define BTUSB_DID_ISO_RESUME    4
144 
145 #define HCI_CMD_READ_BD_ADDR 0x1009
146 #define HCI_VENDOR_CHANGE_BDRATE 0xfc17
147 #define HCI_VENDOR_READ_RTK_ROM_VERISION 0xfc6d
148 #define HCI_VENDOR_READ_LMP_VERISION 0x1001
149 #define HCI_VENDOR_FORCE_RESET_AND_PATCHABLE 0xfc66
150 #define HCI_VENDOR_RESET                       0x0C03
151 #define HCI_VENDOR_ADD_WAKE_UP_DEVICE       0xfc7b
152 #define HCI_VENDOR_REMOVE_WAKE_UP_DEVICE    0xfc7c
153 #define HCI_VENDOR_CLEAR_POWERON_LIST       0xfc7d
154 
155 #define HCI_VENDOR_USB_DISC_HARDWARE_ERROR   0xFF
156 
157 #define SET_WAKEUP_DEVICE_CONF      "/data/misc/bluedroid/rtkbt_wakeup_ble.conf"
158 
159 #define DRV_NORMAL_MODE 0
160 #define DRV_MP_MODE 1
161 int mp_drv_mode = 0; /* 1 Mptool Fw; 0 Normal Fw */
162 
163 #define ROM_LMP_NONE                0x0000
164 #define ROM_LMP_8723a               0x1200
165 #define ROM_LMP_8723b               0x8723
166 #define ROM_LMP_8821a               0X8821
167 #define ROM_LMP_8761a               0X8761
168 #define ROM_LMP_8703a               0x8723
169 #define ROM_LMP_8763a               0x8763
170 #define ROM_LMP_8703b               0x8703
171 #define ROM_LMP_8723c               0x8703
172 #define ROM_LMP_8822b               0x8822
173 #define ROM_LMP_8723d               0x8723
174 #define ROM_LMP_8821c               0x8821
175 
176 /* signature: Realtek */
177 const uint8_t RTK_EPATCH_SIGNATURE[8] = {0x52,0x65,0x61,0x6C,0x74,0x65,0x63,0x68};
178 /* Extension Section IGNATURE:0x77FD0451 */
179 const uint8_t EXTENSION_SECTION_SIGNATURE[4] = {0x51,0x04,0xFD,0x77};
180 
181 uint16_t project_id[] = {
182     ROM_LMP_8723a,
183     ROM_LMP_8723b,
184     ROM_LMP_8821a,
185     ROM_LMP_8761a,
186     ROM_LMP_8703a,
187     ROM_LMP_8763a,
188     ROM_LMP_8703b,
189     ROM_LMP_8723c,
190     ROM_LMP_8822b,
191     ROM_LMP_8723d,
192     ROM_LMP_8821c,
193     ROM_LMP_NONE
194 };
195 struct rtk_eversion_evt {
196     uint8_t status;
197     uint8_t version;
198 } __attribute__ ((packed));
199 
200 /*modified by lamparten 1020*/
201 struct rtk_reset_evt {
202     uint8_t status;
203 } __attribute__ ((packed));
204 /*modified by lamparten 1020*/
205 
206 struct rtk_localversion_evt {
207     uint8_t status;
208     uint8_t hci_version;
209     uint16_t hci_revision;
210     uint8_t lmp_version;
211     uint16_t lmp_manufacture;
212     uint16_t lmp_subversion;
213 } __attribute__ ((packed));
214 
215 struct rtk_epatch_entry {
216     uint16_t chip_id;
217     uint16_t patch_length;
218     uint32_t start_offset;
219     uint32_t coex_version;
220     uint32_t svn_version;
221     uint32_t fw_version;
222 } __attribute__ ((packed));
223 
224 struct rtk_epatch {
225     uint8_t signature[8];
226     uint32_t fw_version;
227     uint16_t number_of_total_patch;
228     struct rtk_epatch_entry entry[0];
229 } __attribute__ ((packed));
230 
231 struct rtk_extension_entry {
232     uint8_t opcode;
233     uint8_t length;
234     uint8_t *data;
235 } __attribute__ ((packed));
236 
237 struct rtk_bt_vendor_config_entry{
238     uint16_t offset;
239     uint8_t entry_len;
240     uint8_t entry_data[0];
241 } __attribute__ ((packed));
242 
243 struct rtk_bt_vendor_config{
244     uint32_t signature;
245     uint16_t data_len;
246     struct rtk_bt_vendor_config_entry entry[0];
247 } __attribute__ ((packed));
248 
249 /* Realtek - For rtk_btusb driver end */
250 
251 #if CONFIG_BLUEDROID
252 #define QUEUE_SIZE 500
253 
254 /***************************************
255 ** Realtek - Integrate from bluetooth.h **
256 *****************************************/
257 /* Reserv for core and drivers use */
258 #define BT_SKB_RESERVE    8
259 
260 /* BD Address */
261 typedef struct {
262     __u8 b[6];
263 } __packed bdaddr_t;
264 
265 /* Skb helpers */
266 struct bt_skb_cb {
267     __u8 pkt_type;
268     __u8 incoming;
269     __u16 expect;
270     __u16 tx_seq;
271     __u8 retries;
272     __u8 sar;
273     __u8 force_active;
274 };
275 
276 #define bt_cb(skb) ((struct bt_skb_cb *)((skb)->cb))
277 
bt_skb_alloc(unsigned int len,gfp_t how)278 static inline struct sk_buff *bt_skb_alloc(unsigned int len, gfp_t how)
279 {
280     struct sk_buff *skb;
281 
282     if ((skb = alloc_skb(len + BT_SKB_RESERVE, how))) {
283         skb_reserve(skb, BT_SKB_RESERVE);
284         bt_cb(skb)->incoming  = 0;
285     }
286     return skb;
287 }
288 /* Realtek - Integrate from bluetooth.h end */
289 
290 /***********************************
291 ** Realtek - Integrate from hci.h **
292 ***********************************/
293 #define HCI_MAX_ACL_SIZE    1024
294 #define HCI_MAX_SCO_SIZE    255
295 #define HCI_MAX_EVENT_SIZE    260
296 #define HCI_MAX_FRAME_SIZE    (HCI_MAX_ACL_SIZE + 4)
297 
298 /* HCI bus types */
299 #define HCI_VIRTUAL    0
300 #define HCI_USB        1
301 #define HCI_PCCARD    2
302 #define HCI_UART    3
303 #define HCI_RS232    4
304 #define HCI_PCI        5
305 #define HCI_SDIO    6
306 
307 /* HCI controller types */
308 #define HCI_BREDR    0x00
309 #define HCI_AMP        0x01
310 
311 /* HCI device flags */
312 enum {
313     HCI_UP,
314     HCI_INIT,
315     HCI_RUNNING,
316 
317     HCI_PSCAN,
318     HCI_ISCAN,
319     HCI_AUTH,
320     HCI_ENCRYPT,
321     HCI_INQUIRY,
322 
323     HCI_RAW,
324 
325     HCI_RESET,
326 };
327 
328 /*
329  * BR/EDR and/or LE controller flags: the flags defined here should represent
330  * states from the controller.
331  */
332 enum {
333     HCI_SETUP,
334     HCI_AUTO_OFF,
335     HCI_MGMT,
336     HCI_PAIRABLE,
337     HCI_SERVICE_CACHE,
338     HCI_LINK_KEYS,
339     HCI_DEBUG_KEYS,
340     HCI_UNREGISTER,
341 
342     HCI_LE_SCAN,
343     HCI_SSP_ENABLED,
344     HCI_HS_ENABLED,
345     HCI_LE_ENABLED,
346     HCI_CONNECTABLE,
347     HCI_DISCOVERABLE,
348     HCI_LINK_SECURITY,
349     HCI_PENDING_CLASS,
350 };
351 
352 /* HCI data types */
353 #define HCI_COMMAND_PKT        0x01
354 #define HCI_ACLDATA_PKT        0x02
355 #define HCI_SCODATA_PKT        0x03
356 #define HCI_EVENT_PKT        0x04
357 #define HCI_VENDOR_PKT        0xff
358 
359 #define HCI_MAX_NAME_LENGTH        248
360 #define HCI_MAX_EIR_LENGTH        240
361 
362 #define HCI_OP_READ_LOCAL_VERSION    0x1001
363 struct hci_rp_read_local_version {
364     __u8     status;
365     __u8     hci_ver;
366     __le16   hci_rev;
367     __u8     lmp_ver;
368     __le16   manufacturer;
369     __le16   lmp_subver;
370 } __packed;
371 
372 #define HCI_EV_CMD_COMPLETE        0x0e
373 struct hci_ev_cmd_complete {
374     __u8     ncmd;
375     __le16   opcode;
376 } __packed;
377 
378 /* ---- HCI Packet structures ---- */
379 #define HCI_COMMAND_HDR_SIZE 3
380 #define HCI_EVENT_HDR_SIZE   2
381 #define HCI_ACL_HDR_SIZE     4
382 #define HCI_SCO_HDR_SIZE     3
383 
384 struct hci_command_hdr {
385     __le16    opcode;        /* OCF & OGF */
386     __u8    plen;
387 } __packed;
388 
389 struct hci_event_hdr {
390     __u8    evt;
391     __u8    plen;
392 } __packed;
393 
394 struct hci_acl_hdr {
395     __le16    handle;        /* Handle & Flags(PB, BC) */
396     __le16    dlen;
397 } __packed;
398 
399 struct hci_sco_hdr {
400     __le16    handle;
401     __u8    dlen;
402 } __packed;
403 
hci_event_hdr(const struct sk_buff * skb)404 static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb)
405 {
406     return (struct hci_event_hdr *) skb->data;
407 }
408 
hci_acl_hdr(const struct sk_buff * skb)409 static inline struct hci_acl_hdr *hci_acl_hdr(const struct sk_buff *skb)
410 {
411     return (struct hci_acl_hdr *) skb->data;
412 }
413 
hci_sco_hdr(const struct sk_buff * skb)414 static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb)
415 {
416     return (struct hci_sco_hdr *) skb->data;
417 }
418 
419 /* ---- HCI Ioctl requests structures ---- */
420 struct hci_dev_stats {
421     __u32 err_rx;
422     __u32 err_tx;
423     __u32 cmd_tx;
424     __u32 evt_rx;
425     __u32 acl_tx;
426     __u32 acl_rx;
427     __u32 sco_tx;
428     __u32 sco_rx;
429     __u32 byte_rx;
430     __u32 byte_tx;
431 };
432 /* Realtek - Integrate from hci.h end */
433 
434 /*****************************************
435 ** Realtek - Integrate from hci_core.h  **
436 *****************************************/
437 struct hci_conn_hash {
438     struct list_head list;
439     unsigned int     acl_num;
440     unsigned int     sco_num;
441     unsigned int     le_num;
442 };
443 
444 #define HCI_MAX_SHORT_NAME_LENGTH    10
445 
446 #define NUM_REASSEMBLY 4
447 struct hci_dev {
448     struct mutex    lock;
449 
450     char        name[8];
451     unsigned long    flags;
452     __u16        id;
453     __u8        bus;
454     __u8        dev_type;
455 
456     struct sk_buff        *reassembly[NUM_REASSEMBLY];
457 
458     struct hci_conn_hash    conn_hash;
459 
460     struct hci_dev_stats    stat;
461 
462 #if LINUX_VERSION_CODE <= KERNEL_VERSION(3, 4, 0)
463     atomic_t        refcnt;
464     struct module           *owner;
465     void                    *driver_data;
466 #endif
467 
468     atomic_t        promisc;
469 
470     struct device        *parent;
471     struct device        dev;
472 
473     unsigned long        dev_flags;
474 
475     int (*open)(struct hci_dev *hdev);
476     int (*close)(struct hci_dev *hdev);
477     int (*flush)(struct hci_dev *hdev);
478     int (*send)(struct sk_buff *skb);
479 #if LINUX_VERSION_CODE <= KERNEL_VERSION(3, 4, 0)
480     void (*destruct)(struct hci_dev *hdev);
481 #endif
482     __u16               voice_setting;
483     void (*notify)(struct hci_dev *hdev, unsigned int evt);
484     int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg);
485 };
486 
487 #if LINUX_VERSION_CODE <= KERNEL_VERSION(3, 4, 0)
__hci_dev_hold(struct hci_dev * d)488 static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d)
489 {
490     atomic_inc(&d->refcnt);
491     return d;
492 }
493 
__hci_dev_put(struct hci_dev * d)494 static inline void __hci_dev_put(struct hci_dev *d)
495 {
496     if (atomic_dec_and_test(&d->refcnt))
497         d->destruct(d);
498 }
499 #endif
500 
hci_get_drvdata(struct hci_dev * hdev)501 static inline void *hci_get_drvdata(struct hci_dev *hdev)
502 {
503     return dev_get_drvdata(&hdev->dev);
504 }
505 
hci_set_drvdata(struct hci_dev * hdev,void * data)506 static inline void hci_set_drvdata(struct hci_dev *hdev, void *data)
507 {
508     dev_set_drvdata(&hdev->dev, data);
509 }
510 
511 #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev))
512 /* Realtek - Integrate from hci_core.h end */
513 
514 /* -----  HCI Commands ---- */
515 #define HCI_OP_INQUIRY            0x0401
516 #define HCI_OP_INQUIRY_CANCEL        0x0402
517 #define HCI_OP_EXIT_PERIODIC_INQ    0x0404
518 #define HCI_OP_CREATE_CONN        0x0405
519 #define HCI_OP_DISCONNECT                0x0406
520 #define HCI_OP_ADD_SCO            0x0407
521 #define HCI_OP_CREATE_CONN_CANCEL    0x0408
522 #define HCI_OP_ACCEPT_CONN_REQ        0x0409
523 #define HCI_OP_REJECT_CONN_REQ        0x040a
524 #define HCI_OP_LINK_KEY_REPLY        0x040b
525 #define HCI_OP_LINK_KEY_NEG_REPLY    0x040c
526 #define HCI_OP_PIN_CODE_REPLY        0x040d
527 #define HCI_OP_PIN_CODE_NEG_REPLY    0x040e
528 #define HCI_OP_CHANGE_CONN_PTYPE    0x040f
529 #define HCI_OP_AUTH_REQUESTED        0x0411
530 #define HCI_OP_SET_CONN_ENCRYPT        0x0413
531 #define HCI_OP_CHANGE_CONN_LINK_KEY    0x0415
532 #define HCI_OP_REMOTE_NAME_REQ        0x0419
533 #define HCI_OP_REMOTE_NAME_REQ_CANCEL    0x041a
534 #define HCI_OP_READ_REMOTE_FEATURES    0x041b
535 #define HCI_OP_READ_REMOTE_EXT_FEATURES    0x041c
536 #define HCI_OP_READ_REMOTE_VERSION    0x041d
537 #define HCI_OP_SETUP_SYNC_CONN        0x0428
538 #define HCI_OP_ACCEPT_SYNC_CONN_REQ    0x0429
539 #define HCI_OP_REJECT_SYNC_CONN_REQ    0x042a
540 #define HCI_OP_SNIFF_MODE        0x0803
541 #define HCI_OP_EXIT_SNIFF_MODE        0x0804
542 #define HCI_OP_ROLE_DISCOVERY        0x0809
543 #define HCI_OP_SWITCH_ROLE        0x080b
544 #define HCI_OP_READ_LINK_POLICY        0x080c
545 #define HCI_OP_WRITE_LINK_POLICY    0x080d
546 #define HCI_OP_READ_DEF_LINK_POLICY    0x080e
547 #define HCI_OP_WRITE_DEF_LINK_POLICY    0x080f
548 #define HCI_OP_SNIFF_SUBRATE        0x0811
549 #define HCI_OP_SET_EVENT_MASK        0x0c01
550 #define HCI_OP_RESET            0x0c03
551 #define HCI_OP_SET_EVENT_FLT        0x0c05
552 #define HCI_OP_Write_Extended_Inquiry_Response        0x0c52
553 
554 /* -----  HCI events---- */
555 #define HCI_OP_DISCONNECT        0x0406
556 #define HCI_EV_INQUIRY_COMPLETE        0x01
557 #define HCI_EV_INQUIRY_RESULT        0x02
558 #define HCI_EV_CONN_COMPLETE        0x03
559 #define HCI_EV_CONN_REQUEST            0x04
560 #define HCI_EV_DISCONN_COMPLETE        0x05
561 #define HCI_EV_AUTH_COMPLETE        0x06
562 #define HCI_EV_REMOTE_NAME            0x07
563 #define HCI_EV_ENCRYPT_CHANGE        0x08
564 #define HCI_EV_CHANGE_LINK_KEY_COMPLETE    0x09
565 
566 #define HCI_EV_REMOTE_FEATURES        0x0b
567 #define HCI_EV_REMOTE_VERSION        0x0c
568 #define HCI_EV_QOS_SETUP_COMPLETE    0x0d
569 #define HCI_EV_CMD_COMPLETE            0x0e
570 #define HCI_EV_CMD_STATUS            0x0f
571 
572 #define HCI_EV_ROLE_CHANGE            0x12
573 #define HCI_EV_NUM_COMP_PKTS        0x13
574 #define HCI_EV_MODE_CHANGE            0x14
575 #define HCI_EV_PIN_CODE_REQ            0x16
576 #define HCI_EV_LINK_KEY_REQ            0x17
577 #define HCI_EV_LINK_KEY_NOTIFY        0x18
578 #define HCI_EV_CLOCK_OFFSET            0x1c
579 #define HCI_EV_PKT_TYPE_CHANGE        0x1d
580 #define HCI_EV_PSCAN_REP_MODE        0x20
581 
582 #define HCI_EV_INQUIRY_RESULT_WITH_RSSI    0x22
583 #define HCI_EV_REMOTE_EXT_FEATURES    0x23
584 #define HCI_EV_SYNC_CONN_COMPLETE    0x2c
585 #define HCI_EV_SYNC_CONN_CHANGED    0x2d
586 #define HCI_EV_SNIFF_SUBRATE            0x2e
587 #define HCI_EV_EXTENDED_INQUIRY_RESULT    0x2f
588 #define HCI_EV_IO_CAPA_REQUEST        0x31
589 #define HCI_EV_SIMPLE_PAIR_COMPLETE    0x36
590 #define HCI_EV_REMOTE_HOST_FEATURES    0x3d
591 
592 #define CONFIG_MAC_OFFSET_GEN_1_2       (0x3C)      //MAC's OFFSET in config/efuse for realtek generation 1~2 bluetooth chip
593 #define CONFIG_MAC_OFFSET_GEN_3PLUS     (0x44)      //MAC's OFFSET in config/efuse for rtk generation 3+ bluetooth chip
594 
595 /*******************************
596 **    Reasil patch code
597 ********************************/
598 #define CMD_CMP_EVT        0x0e
599 #define PKT_LEN            300
600 #define MSG_TO            1000
601 #define PATCH_SEG_MAX    252
602 #define DATA_END        0x80
603 #define DOWNLOAD_OPCODE    0xfc20
604 #define BTOFF_OPCODE    0xfc28
605 #define TRUE            1
606 #define FALSE            0
607 #define CMD_HDR_LEN        sizeof(struct hci_command_hdr)
608 #define EVT_HDR_LEN        sizeof(struct hci_event_hdr)
609 #define CMD_CMP_LEN        sizeof(struct hci_ev_cmd_complete)
610 #define MAX_PATCH_SIZE_24K (1024*24)
611 #define MAX_PATCH_SIZE_40K (1024*40)
612 
613 enum rtk_endpoit {
614     CTRL_EP = 0,
615     INTR_EP = 1,
616     BULK_EP = 2,
617     ISOC_EP = 3
618 };
619 
620 typedef struct {
621     uint16_t    vid;
622     uint16_t    pid;
623     uint16_t    lmp_sub_default;
624     uint16_t    lmp_sub;
625     uint16_t    eversion;
626     char        *mp_patch_name;
627     char        *patch_name;
628     char        *config_name;
629     uint8_t     *fw_cache;
630     int         fw_len;
631     uint16_t    mac_offset;
632     uint32_t    max_patch_size;
633 } patch_info;
634 
635 typedef struct {
636     struct usb_interface    *intf;
637     struct usb_device        *udev;
638     patch_info *patch_entry;
639     int            pipe_in, pipe_out;
640     uint8_t        *send_pkt;
641     uint8_t        *rcv_pkt;
642     struct hci_command_hdr        *cmd_hdr;
643     struct hci_event_hdr        *evt_hdr;
644     struct hci_ev_cmd_complete    *cmd_cmp;
645     uint8_t        *req_para,    *rsp_para;
646     uint8_t        *fw_data;
647     int            pkt_len;
648     int            fw_len;
649 } firmware_info;
650 
651 typedef struct {
652     uint8_t index;
653     uint8_t data[PATCH_SEG_MAX];
654 } __attribute__((packed)) download_cp;
655 
656 typedef struct {
657     uint8_t status;
658     uint8_t index;
659 } __attribute__((packed)) download_rp;
660 
661 
662 
663 //Define ioctl cmd the same as HCIDEVUP in the kernel
664 #define DOWN_FW_CFG  _IOW('H', 201, int)
665 #ifdef CONFIG_SCO_OVER_HCI
666 #define SET_ISO_CFG  _IOW('H', 202, int)
667 #endif
668 #define GET_USB_INFO            _IOW('H', 203, int)
669 #define RESET_CONTROLLER        _IOW('H', 204, int)
670 
671 /*  for altsettings*/
672 #include <linux/fs.h>
673 #define BDADDR_FILE "/data/misc/bluetooth/bdaddr"
674 #define FACTORY_BT_BDADDR_STORAGE_LEN 17
675 
getmacaddr(uint8_t * vnd_local_bd_addr)676 static inline int getmacaddr(uint8_t * vnd_local_bd_addr)
677 {
678     struct file  *bdaddr_file;
679     mm_segment_t oldfs;
680     char buf[FACTORY_BT_BDADDR_STORAGE_LEN];
681     int32_t i = 0;
682     int ret = -1;
683     memset(buf, 0, FACTORY_BT_BDADDR_STORAGE_LEN);
684     bdaddr_file = filp_open(BDADDR_FILE, O_RDONLY, 0);
685     if (IS_ERR(bdaddr_file)){
686         RTKBT_INFO("No Mac Config for BT\n");
687         return -1;
688     }
689     oldfs = get_fs(); set_fs(KERNEL_DS);
690     bdaddr_file->f_op->llseek(bdaddr_file, 0, 0);
691     ret = vfs_read(bdaddr_file, buf, FACTORY_BT_BDADDR_STORAGE_LEN, &bdaddr_file->f_pos);
692     set_fs(oldfs);
693     filp_close(bdaddr_file, NULL);
694     if(ret == FACTORY_BT_BDADDR_STORAGE_LEN)
695     {
696         for (i = 0; i < 6; i++) {
697             if(buf[3*i]>'9')
698             {
699                 if(buf[3*i]>'Z')
700                     buf[3*i] -=('a'-'A'); //change  a to A
701                 buf[3*i] -= ('A'-'9'-1);
702             }
703             if(buf[3*i+1]>'9')
704             {
705                 if(buf[3*i+1]>'Z')
706                     buf[3*i+1] -=('a'-'A'); //change  a to A
707                 buf[3*i+1] -= ('A'-'9'-1);
708             }
709             vnd_local_bd_addr[5-i] = ((uint8_t)buf[3*i]-'0')*16 + ((uint8_t)buf[3*i+1]-'0');
710         }
711         return 0;
712     }
713     return -1;
714 }
715 
getAltSettings(patch_info * patch_entry,unsigned short * offset,int max_group_cnt)716 static inline int getAltSettings(patch_info *patch_entry, unsigned short *offset, int max_group_cnt)
717 {
718     int n = 0;
719     if(patch_entry)
720         offset[n++] = patch_entry->mac_offset;
721 /*
722 //sample code, add special settings
723 
724     offset[n++] = 0x15B;
725 */
726     return n;
727 }
getAltSettingVal(patch_info * patch_entry,unsigned short offset,unsigned char * val)728 static inline int getAltSettingVal(patch_info *patch_entry, unsigned short offset, unsigned char * val)
729 {
730     int res = 0;
731 
732     switch(offset)
733     {
734 /*
735 //sample code, add special settings
736         case 0x15B:
737             val[0] = 0x0B;
738             val[1] = 0x0B;
739             val[2] = 0x0B;
740             val[3] = 0x0B;
741             res = 4;
742             break;
743 */
744         default:
745             res = 0;
746             break;
747     }
748 
749     if((patch_entry)&&(offset == patch_entry->mac_offset)&&(res == 0))
750     {
751         if(getmacaddr(val) == 0){
752             RTKBT_INFO("MAC: %02x:%02x:%02x:%02x:%02x:%02x", val[5], val[4], val[3], val[2], val[1], val[0]);
753             res = 6;
754         }
755     }
756     return res;
757 }
758 
759 #endif /* CONFIG_BLUEDROID */
760