rio_cm_cdev.h 3.1 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778
  1. /*
  2. * Copyright (c) 2015, Integrated Device Technology Inc.
  3. * Copyright (c) 2015, Prodrive Technologies
  4. * Copyright (c) 2015, RapidIO Trade Association
  5. * All rights reserved.
  6. *
  7. * This software is available to you under a choice of one of two licenses.
  8. * You may choose to be licensed under the terms of the GNU General Public
  9. * License(GPL) Version 2, or the BSD-3 Clause license below:
  10. *
  11. * Redistribution and use in source and binary forms, with or without
  12. * modification, are permitted provided that the following conditions are met:
  13. *
  14. * 1. Redistributions of source code must retain the above copyright notice,
  15. * this list of conditions and the following disclaimer.
  16. *
  17. * 2. Redistributions in binary form must reproduce the above copyright notice,
  18. * this list of conditions and the following disclaimer in the documentation
  19. * and/or other materials provided with the distribution.
  20. *
  21. * 3. Neither the name of the copyright holder nor the names of its contributors
  22. * may be used to endorse or promote products derived from this software without
  23. * specific prior written permission.
  24. *
  25. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  26. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  27. * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  28. * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
  29. * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  30. * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  31. * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  32. * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  33. * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  34. * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  35. * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  36. */
  37. #ifndef _RIO_CM_CDEV_H_
  38. #define _RIO_CM_CDEV_H_
  39. #include <linux/types.h>
  40. struct rio_cm_channel {
  41. __u16 id;
  42. __u16 remote_channel;
  43. __u16 remote_destid;
  44. __u8 mport_id;
  45. };
  46. struct rio_cm_msg {
  47. __u16 ch_num;
  48. __u16 size;
  49. __u32 rxto; /* receive timeout in mSec. 0 = blocking */
  50. __u64 msg;
  51. };
  52. struct rio_cm_accept {
  53. __u16 ch_num;
  54. __u16 pad0;
  55. __u32 wait_to; /* accept timeout in mSec. 0 = blocking */
  56. };
  57. /* RapidIO Channelized Messaging Driver IOCTLs */
  58. #define RIO_CM_IOC_MAGIC 'c'
  59. #define RIO_CM_EP_GET_LIST_SIZE _IOWR(RIO_CM_IOC_MAGIC, 1, __u32)
  60. #define RIO_CM_EP_GET_LIST _IOWR(RIO_CM_IOC_MAGIC, 2, __u32)
  61. #define RIO_CM_CHAN_CREATE _IOWR(RIO_CM_IOC_MAGIC, 3, __u16)
  62. #define RIO_CM_CHAN_CLOSE _IOW(RIO_CM_IOC_MAGIC, 4, __u16)
  63. #define RIO_CM_CHAN_BIND _IOW(RIO_CM_IOC_MAGIC, 5, struct rio_cm_channel)
  64. #define RIO_CM_CHAN_LISTEN _IOW(RIO_CM_IOC_MAGIC, 6, __u16)
  65. #define RIO_CM_CHAN_ACCEPT _IOWR(RIO_CM_IOC_MAGIC, 7, struct rio_cm_accept)
  66. #define RIO_CM_CHAN_CONNECT _IOW(RIO_CM_IOC_MAGIC, 8, struct rio_cm_channel)
  67. #define RIO_CM_CHAN_SEND _IOW(RIO_CM_IOC_MAGIC, 9, struct rio_cm_msg)
  68. #define RIO_CM_CHAN_RECEIVE _IOWR(RIO_CM_IOC_MAGIC, 10, struct rio_cm_msg)
  69. #define RIO_CM_MPORT_GET_LIST _IOWR(RIO_CM_IOC_MAGIC, 11, __u32)
  70. #endif /* _RIO_CM_CDEV_H_ */