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mantis
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mantis_link.h

mantis_link.h 1.7 KB
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  1. /* SPDX-License-Identifier: GPL-2.0-or-later */
    2. 

  2. /*
    3. 

  3. 	Mantis PCI bridge driver
    4. 

  4. 

  5. 	Copyright (C) Manu Abraham ([email protected])
    6. 

  6. 

  7. */
    8. 

  8. 

  9. #ifndef __MANTIS_LINK_H
    10. 

  10. #define __MANTIS_LINK_H
    11. 

  11. 

  12. #include <linux/mutex.h>
    13. 

  13. #include <linux/workqueue.h>
    14. 

  14. #include <media/dvb_ca_en50221.h>
    15. 

  15. 

  16. enum mantis_sbuf_status {
    17. 

  17. 	MANTIS_SBUF_DATA_AVAIL		= 1,
    18. 

  18. 	MANTIS_SBUF_DATA_EMPTY		= 2,
    19. 

  19. 	MANTIS_SBUF_DATA_OVFLW		= 3
    20. 

  20. };
    21. 

  21. 

  22. struct mantis_slot {
    23. 

  23. 	u32				timeout;
    24. 

  24. 	u32				slave_cfg;
    25. 

  25. 	u32				bar;
    26. 

  26. };
    27. 

  27. 

  28. /* Physical layer */
    29. 

  29. enum mantis_slot_state {
    30. 

  30. 	MODULE_INSERTED			= 3,
    31. 

  31. 	MODULE_XTRACTED			= 4
    32. 

  32. };
    33. 

  33. 

  34. struct mantis_ca {
    35. 

  35. 	struct mantis_slot		slot[4];
    36. 

  36. 

  37. 	struct work_struct		hif_evm_work;
    38. 

  38. 

  39. 	u32				hif_event;
    40. 

  40. 	wait_queue_head_t		hif_opdone_wq;
    41. 

  41. 	wait_queue_head_t		hif_brrdyw_wq;
    42. 

  42. 	wait_queue_head_t		hif_data_wq;
    43. 

  43. 	wait_queue_head_t		hif_write_wq; /* HIF Write op */
    44. 

  44. 

  45. 	enum mantis_sbuf_status		sbuf_status;
    46. 

  46. 

  47. 	enum mantis_slot_state		slot_state;
    48. 

  48. 

  49. 	void				*ca_priv;
    50. 

  50. 

  51. 	struct dvb_ca_en50221		en50221;
    52. 

  52. 	struct mutex			ca_lock;
    53. 

  53. };
    54. 

  54. 

  55. /* CA */
    56. 

  56. extern void mantis_event_cam_plugin(struct mantis_ca *ca);
    57. 

  57. extern void mantis_event_cam_unplug(struct mantis_ca *ca);
    58. 

  58. extern int mantis_pcmcia_init(struct mantis_ca *ca);
    59. 

  59. extern void mantis_pcmcia_exit(struct mantis_ca *ca);
    60. 

  60. extern int mantis_evmgr_init(struct mantis_ca *ca);
    61. 

  61. extern void mantis_evmgr_exit(struct mantis_ca *ca);
    62. 

  62. 

  63. /* HIF */
    64. 

  64. extern int mantis_hif_init(struct mantis_ca *ca);
    65. 

  65. extern void mantis_hif_exit(struct mantis_ca *ca);
    66. 

  66. extern int mantis_hif_read_mem(struct mantis_ca *ca, u32 addr);
    67. 

  67. extern int mantis_hif_write_mem(struct mantis_ca *ca, u32 addr, u8 data);
    68. 

  68. extern int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr);
    69. 

  69. extern int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u8 data);
    70. 

  70. 

  71. #endif /* __MANTIS_LINK_H */
    72.