root/drivers/gpu/drm/nouveau/nvkm/subdev/pci/priv.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: MIT */
   2 #ifndef __NVKM_PCI_PRIV_H__
   3 #define __NVKM_PCI_PRIV_H__
   4 #define nvkm_pci(p) container_of((p), struct nvkm_pci, subdev)
   5 #include <subdev/pci.h>
   6 
   7 int nvkm_pci_new_(const struct nvkm_pci_func *, struct nvkm_device *,
   8                   int index, struct nvkm_pci **);
   9 
  10 struct nvkm_pci_func {
  11         void (*init)(struct nvkm_pci *);
  12         u32 (*rd32)(struct nvkm_pci *, u16 addr);
  13         void (*wr08)(struct nvkm_pci *, u16 addr, u8 data);
  14         void (*wr32)(struct nvkm_pci *, u16 addr, u32 data);
  15         void (*msi_rearm)(struct nvkm_pci *);
  16 
  17         struct {
  18                 int (*init)(struct nvkm_pci *);
  19                 int (*set_link)(struct nvkm_pci *, enum nvkm_pcie_speed, u8);
  20 
  21                 enum nvkm_pcie_speed (*max_speed)(struct nvkm_pci *);
  22                 enum nvkm_pcie_speed (*cur_speed)(struct nvkm_pci *);
  23 
  24                 void (*set_version)(struct nvkm_pci *, u8);
  25                 int (*version)(struct nvkm_pci *);
  26                 int (*version_supported)(struct nvkm_pci *);
  27         } pcie;
  28 };
  29 
  30 u32 nv40_pci_rd32(struct nvkm_pci *, u16);
  31 void nv40_pci_wr08(struct nvkm_pci *, u16, u8);
  32 void nv40_pci_wr32(struct nvkm_pci *, u16, u32);
  33 void nv40_pci_msi_rearm(struct nvkm_pci *);
  34 
  35 void nv46_pci_msi_rearm(struct nvkm_pci *);
  36 
  37 void g84_pci_init(struct nvkm_pci *pci);
  38 
  39 /* pcie functions */
  40 void g84_pcie_set_version(struct nvkm_pci *, u8);
  41 int g84_pcie_version(struct nvkm_pci *);
  42 void g84_pcie_set_link_speed(struct nvkm_pci *, enum nvkm_pcie_speed);
  43 enum nvkm_pcie_speed g84_pcie_cur_speed(struct nvkm_pci *);
  44 enum nvkm_pcie_speed g84_pcie_max_speed(struct nvkm_pci *);
  45 int g84_pcie_init(struct nvkm_pci *);
  46 int g84_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8);
  47 
  48 int g92_pcie_version_supported(struct nvkm_pci *);
  49 
  50 void gf100_pcie_set_version(struct nvkm_pci *, u8);
  51 int gf100_pcie_version(struct nvkm_pci *);
  52 void gf100_pcie_set_cap_speed(struct nvkm_pci *, bool);
  53 int gf100_pcie_cap_speed(struct nvkm_pci *);
  54 int gf100_pcie_init(struct nvkm_pci *);
  55 int gf100_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8);
  56 
  57 int nvkm_pcie_oneinit(struct nvkm_pci *);
  58 int nvkm_pcie_init(struct nvkm_pci *);
  59 #endif