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asm
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ppc-pci.h

ppc-pci.h 2.1 KB
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  1. /* SPDX-License-Identifier: GPL-2.0-or-later */
    2. 

  2. /*
    3. 

  3.  * c 2001 PPC 64 Team, IBM Corp
    4. 

  4.  */
    5. 

  5. #ifndef _ASM_POWERPC_PPC_PCI_H
    6. 

  6. #define _ASM_POWERPC_PPC_PCI_H
    7. 

  7. #ifdef __KERNEL__
    8. 

  8. 

  9. #ifdef CONFIG_PCI
    10. 

  10. 

  11. #include <linux/pci.h>
    12. 

  12. #include <asm/pci-bridge.h>
    13. 

  13. 

  14. extern unsigned long isa_io_base;
    15. 

  15. 

  16. extern struct list_head hose_list;
    17. 

  17. 

  18. extern struct pci_dev *isa_bridge_pcidev;	/* may be NULL if no ISA bus */
    19. 

  19. 

  20. /** Bus Unit ID macros; get low and hi 32-bits of the 64-bit BUID */
    21. 

  21. #define BUID_HI(buid) upper_32_bits(buid)
    22. 

  22. #define BUID_LO(buid) lower_32_bits(buid)
    23. 

  23. 

  24. /* PCI device_node operations */
    25. 

  25. struct device_node;
    26. 

  26. struct pci_dn;
    27. 

  27. 

  28. void *pci_traverse_device_nodes(struct device_node *start,
    29. 

  29. 				void *(*fn)(struct device_node *, void *),
    30. 

  30. 				void *data);
    31. 

  31. extern void pci_devs_phb_init_dynamic(struct pci_controller *phb);
    32. 

  32. 

  33. /* From rtas_pci.h */
    34. 

  34. extern void init_pci_config_tokens (void);
    35. 

  35. extern unsigned long get_phb_buid (struct device_node *);
    36. 

  36. extern int rtas_setup_phb(struct pci_controller *phb);
    37. 

  37. 

  38. #ifdef CONFIG_EEH
    39. 

  39. 

  40. void eeh_addr_cache_insert_dev(struct pci_dev *dev);
    41. 

  41. void eeh_addr_cache_rmv_dev(struct pci_dev *dev);
    42. 

  42. struct eeh_dev *eeh_addr_cache_get_dev(unsigned long addr);
    43. 

  43. void eeh_slot_error_detail(struct eeh_pe *pe, int severity);
    44. 

  44. int eeh_pci_enable(struct eeh_pe *pe, int function);
    45. 

  45. int eeh_pe_reset_full(struct eeh_pe *pe, bool include_passed);
    46. 

  46. void eeh_save_bars(struct eeh_dev *edev);
    47. 

  47. int rtas_write_config(struct pci_dn *, int where, int size, u32 val);
    48. 

  48. int rtas_read_config(struct pci_dn *, int where, int size, u32 *val);
    49. 

  49. void eeh_pe_state_mark(struct eeh_pe *pe, int state);
    50. 

  50. void eeh_pe_mark_isolated(struct eeh_pe *pe);
    51. 

  51. void eeh_pe_state_clear(struct eeh_pe *pe, int state, bool include_passed);
    52. 

  52. void eeh_pe_state_mark_with_cfg(struct eeh_pe *pe, int state);
    53. 

  53. void eeh_pe_dev_mode_mark(struct eeh_pe *pe, int mode);
    54. 

  54. 

  55. void eeh_sysfs_add_device(struct pci_dev *pdev);
    56. 

  56. void eeh_sysfs_remove_device(struct pci_dev *pdev);
    57. 

  57. 

  58. #endif /* CONFIG_EEH */
    59. 

  59. 

  60. #define PCI_BUSNO(bdfn) ((bdfn >> 8) & 0xff)
    61. 

  61. 

  62. #else /* CONFIG_PCI */
    63. 

  63. static inline void init_pci_config_tokens(void) { }
    64. 

  64. #endif /* !CONFIG_PCI */
    65. 

  65. 

  66. #endif /* __KERNEL__ */
    67. 

  67. #endif /* _ASM_POWERPC_PPC_PCI_H */
    68.