Halaman utama Jelajahi Bantuan
Masuk
samsung-sm8650
/
android_kernel_samsung_sm8650_ksu
2
0
Fork 0
Berkas Masalah 0 Permintaan Tarik 0 Wiki
Pohon: 9e449c3f83
Ranting Tag
android_kernel_...
/
include
/
linux
/
pci-ats.h

pci-ats.h 1.8 KB
Riwayat Mentahan

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152 
  1. /* SPDX-License-Identifier: GPL-2.0 */
    2. 

  2. #ifndef LINUX_PCI_ATS_H
    3. 

  3. #define LINUX_PCI_ATS_H
    4. 

  4. 

  5. #include <linux/pci.h>
    6. 

  6. 

  7. #ifdef CONFIG_PCI_ATS
    8. 

  8. /* Address Translation Service */
    9. 

  9. bool pci_ats_supported(struct pci_dev *dev);
    10. 

  10. int pci_enable_ats(struct pci_dev *dev, int ps);
    11. 

  11. void pci_disable_ats(struct pci_dev *dev);
    12. 

  12. int pci_ats_queue_depth(struct pci_dev *dev);
    13. 

  13. int pci_ats_page_aligned(struct pci_dev *dev);
    14. 

  14. #else /* CONFIG_PCI_ATS */
    15. 

  15. static inline bool pci_ats_supported(struct pci_dev *d)
    16. 

  16. { return false; }
    17. 

  17. static inline int pci_enable_ats(struct pci_dev *d, int ps)
    18. 

  18. { return -ENODEV; }
    19. 

  19. static inline void pci_disable_ats(struct pci_dev *d) { }
    20. 

  20. static inline int pci_ats_queue_depth(struct pci_dev *d)
    21. 

  21. { return -ENODEV; }
    22. 

  22. static inline int pci_ats_page_aligned(struct pci_dev *dev)
    23. 

  23. { return 0; }
    24. 

  24. #endif /* CONFIG_PCI_ATS */
    25. 

  25. 

  26. #ifdef CONFIG_PCI_PRI
    27. 

  27. int pci_enable_pri(struct pci_dev *pdev, u32 reqs);
    28. 

  28. void pci_disable_pri(struct pci_dev *pdev);
    29. 

  29. int pci_reset_pri(struct pci_dev *pdev);
    30. 

  30. int pci_prg_resp_pasid_required(struct pci_dev *pdev);
    31. 

  31. bool pci_pri_supported(struct pci_dev *pdev);
    32. 

  32. #else
    33. 

  33. static inline bool pci_pri_supported(struct pci_dev *pdev)
    34. 

  34. { return false; }
    35. 

  35. #endif /* CONFIG_PCI_PRI */
    36. 

  36. 

  37. #ifdef CONFIG_PCI_PASID
    38. 

  38. int pci_enable_pasid(struct pci_dev *pdev, int features);
    39. 

  39. void pci_disable_pasid(struct pci_dev *pdev);
    40. 

  40. int pci_pasid_features(struct pci_dev *pdev);
    41. 

  41. int pci_max_pasids(struct pci_dev *pdev);
    42. 

  42. #else /* CONFIG_PCI_PASID */
    43. 

  43. static inline int pci_enable_pasid(struct pci_dev *pdev, int features)
    44. 

  44. { return -EINVAL; }
    45. 

  45. static inline void pci_disable_pasid(struct pci_dev *pdev) { }
    46. 

  46. static inline int pci_pasid_features(struct pci_dev *pdev)
    47. 

  47. { return -EINVAL; }
    48. 

  48. static inline int pci_max_pasids(struct pci_dev *pdev)
    49. 

  49. { return -EINVAL; }
    50. 

  50. #endif /* CONFIG_PCI_PASID */
    51. 

  51. 

  52. #endif /* LINUX_PCI_ATS_H */
    53.