usbdevice_fs.h 6.4 KB

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  1. /*****************************************************************************/
  2. /*
  3. * usbdevice_fs.h -- USB device file system.
  4. *
  5. * Copyright (C) 2000
  6. * Thomas Sailer (sailer@ife.ee.ethz.ch)
  7. *
  8. * This program is free software; you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License as published by
  10. * the Free Software Foundation; either version 2 of the License, or
  11. * (at your option) any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU General Public License
  19. * along with this program; if not, write to the Free Software
  20. * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21. *
  22. * History:
  23. * 0.1 04.01.2000 Created
  24. */
  25. /*****************************************************************************/
  26. #ifndef _LINUX_USBDEVICE_FS_H
  27. #define _LINUX_USBDEVICE_FS_H
  28. #include <linux/types.h>
  29. #include <linux/magic.h>
  30. /* --------------------------------------------------------------------- */
  31. /* usbdevfs ioctl codes */
  32. struct usbdevfs_ctrltransfer {
  33. __u8 bRequestType;
  34. __u8 bRequest;
  35. __u16 wValue;
  36. __u16 wIndex;
  37. __u16 wLength;
  38. __u32 timeout; /* in milliseconds */
  39. void *data;
  40. };
  41. struct usbdevfs_bulktransfer {
  42. unsigned int ep;
  43. unsigned int len;
  44. unsigned int timeout; /* in milliseconds */
  45. void *data;
  46. };
  47. struct usbdevfs_setinterface {
  48. unsigned int interface;
  49. unsigned int altsetting;
  50. };
  51. struct usbdevfs_disconnectsignal {
  52. unsigned int signr;
  53. void *context;
  54. };
  55. #define USBDEVFS_MAXDRIVERNAME 255
  56. struct usbdevfs_getdriver {
  57. unsigned int interface;
  58. char driver[USBDEVFS_MAXDRIVERNAME + 1];
  59. };
  60. struct usbdevfs_connectinfo {
  61. unsigned int devnum;
  62. unsigned char slow;
  63. };
  64. #define USBDEVFS_URB_SHORT_NOT_OK 0x01
  65. #define USBDEVFS_URB_ISO_ASAP 0x02
  66. #define USBDEVFS_URB_BULK_CONTINUATION 0x04
  67. #define USBDEVFS_URB_NO_FSBR 0x20
  68. #define USBDEVFS_URB_ZERO_PACKET 0x40
  69. #define USBDEVFS_URB_NO_INTERRUPT 0x80
  70. #define USBDEVFS_URB_TYPE_ISO 0
  71. #define USBDEVFS_URB_TYPE_INTERRUPT 1
  72. #define USBDEVFS_URB_TYPE_CONTROL 2
  73. #define USBDEVFS_URB_TYPE_BULK 3
  74. struct usbdevfs_iso_packet_desc {
  75. unsigned int length;
  76. unsigned int actual_length;
  77. unsigned int status;
  78. };
  79. struct usbdevfs_urb {
  80. unsigned char type;
  81. unsigned char endpoint;
  82. int status;
  83. unsigned int flags;
  84. void *buffer;
  85. int buffer_length;
  86. int actual_length;
  87. int start_frame;
  88. union {
  89. int number_of_packets; /* Only used for isoc urbs */
  90. unsigned int stream_id; /* Only used with bulk streams */
  91. };
  92. int error_count;
  93. unsigned int signr; /* signal to be sent on completion,
  94. or 0 if none should be sent. */
  95. void *usercontext;
  96. struct usbdevfs_iso_packet_desc iso_frame_desc[0];
  97. };
  98. /* ioctls for talking directly to drivers */
  99. struct usbdevfs_ioctl {
  100. int ifno; /* interface 0..N ; negative numbers reserved */
  101. int ioctl_code; /* MUST encode size + direction of data so the
  102. * macros in <asm/ioctl.h> give correct values */
  103. void *data; /* param buffer (in, or out) */
  104. };
  105. /* You can do most things with hubs just through control messages,
  106. * except find out what device connects to what port. */
  107. struct usbdevfs_hub_portinfo {
  108. char nports; /* number of downstream ports in this hub */
  109. char port [127]; /* e.g. port 3 connects to device 27 */
  110. };
  111. /* System and bus capability flags */
  112. #define USBDEVFS_CAP_ZERO_PACKET 0x01
  113. #define USBDEVFS_CAP_BULK_CONTINUATION 0x02
  114. #define USBDEVFS_CAP_NO_PACKET_SIZE_LIM 0x04
  115. #define USBDEVFS_CAP_BULK_SCATTER_GATHER 0x08
  116. #define USBDEVFS_CAP_REAP_AFTER_DISCONNECT 0x10
  117. /* USBDEVFS_DISCONNECT_CLAIM flags & struct */
  118. /* disconnect-and-claim if the driver matches the driver field */
  119. #define USBDEVFS_DISCONNECT_CLAIM_IF_DRIVER 0x01
  120. /* disconnect-and-claim except when the driver matches the driver field */
  121. #define USBDEVFS_DISCONNECT_CLAIM_EXCEPT_DRIVER 0x02
  122. struct usbdevfs_disconnect_claim {
  123. unsigned int interface;
  124. unsigned int flags;
  125. char driver[USBDEVFS_MAXDRIVERNAME + 1];
  126. };
  127. struct usbdevfs_streams {
  128. unsigned int num_streams; /* Not used by USBDEVFS_FREE_STREAMS */
  129. unsigned int num_eps;
  130. unsigned char eps[0];
  131. };
  132. #define USBDEVFS_CONTROL _IOWR('U', 0, struct usbdevfs_ctrltransfer)
  133. #define USBDEVFS_CONTROL32 _IOWR('U', 0, struct usbdevfs_ctrltransfer32)
  134. #define USBDEVFS_BULK _IOWR('U', 2, struct usbdevfs_bulktransfer)
  135. #define USBDEVFS_BULK32 _IOWR('U', 2, struct usbdevfs_bulktransfer32)
  136. #define USBDEVFS_RESETEP _IOR('U', 3, unsigned int)
  137. #define USBDEVFS_SETINTERFACE _IOR('U', 4, struct usbdevfs_setinterface)
  138. #define USBDEVFS_SETCONFIGURATION _IOR('U', 5, unsigned int)
  139. #define USBDEVFS_GETDRIVER _IOW('U', 8, struct usbdevfs_getdriver)
  140. #define USBDEVFS_SUBMITURB _IOR('U', 10, struct usbdevfs_urb)
  141. #define USBDEVFS_SUBMITURB32 _IOR('U', 10, struct usbdevfs_urb32)
  142. #define USBDEVFS_DISCARDURB _IO('U', 11)
  143. #define USBDEVFS_REAPURB _IOW('U', 12, void *)
  144. #define USBDEVFS_REAPURB32 _IOW('U', 12, __u32)
  145. #define USBDEVFS_REAPURBNDELAY _IOW('U', 13, void *)
  146. #define USBDEVFS_REAPURBNDELAY32 _IOW('U', 13, __u32)
  147. #define USBDEVFS_DISCSIGNAL _IOR('U', 14, struct usbdevfs_disconnectsignal)
  148. #define USBDEVFS_DISCSIGNAL32 _IOR('U', 14, struct usbdevfs_disconnectsignal32)
  149. #define USBDEVFS_CLAIMINTERFACE _IOR('U', 15, unsigned int)
  150. #define USBDEVFS_RELEASEINTERFACE _IOR('U', 16, unsigned int)
  151. #define USBDEVFS_CONNECTINFO _IOW('U', 17, struct usbdevfs_connectinfo)
  152. #define USBDEVFS_IOCTL _IOWR('U', 18, struct usbdevfs_ioctl)
  153. #define USBDEVFS_IOCTL32 _IOWR('U', 18, struct usbdevfs_ioctl32)
  154. #define USBDEVFS_HUB_PORTINFO _IOR('U', 19, struct usbdevfs_hub_portinfo)
  155. #define USBDEVFS_RESET _IO('U', 20)
  156. #define USBDEVFS_CLEAR_HALT _IOR('U', 21, unsigned int)
  157. #define USBDEVFS_DISCONNECT _IO('U', 22)
  158. #define USBDEVFS_CONNECT _IO('U', 23)
  159. #define USBDEVFS_CLAIM_PORT _IOR('U', 24, unsigned int)
  160. #define USBDEVFS_RELEASE_PORT _IOR('U', 25, unsigned int)
  161. #define USBDEVFS_GET_CAPABILITIES _IOR('U', 26, __u32)
  162. #define USBDEVFS_DISCONNECT_CLAIM _IOR('U', 27, struct usbdevfs_disconnect_claim)
  163. #define USBDEVFS_ALLOC_STREAMS _IOR('U', 28, struct usbdevfs_streams)
  164. #define USBDEVFS_FREE_STREAMS _IOR('U', 29, struct usbdevfs_streams)
  165. #endif /* _LINUX_USBDEVICE_FS_H */