1/* SPDX-License-Identifier: MIT */
 2#ifndef __NVKM_PCI_H__
 3#define __NVKM_PCI_H__
 4#include <core/subdev.h>
 5
 6enum nvkm_pcie_speed {
 7	NVKM_PCIE_SPEED_2_5,
 8	NVKM_PCIE_SPEED_5_0,
 9	NVKM_PCIE_SPEED_8_0,
10};
11
12struct nvkm_pci {
13	const struct nvkm_pci_func *func;
14	struct nvkm_subdev subdev;
15	struct pci_dev *pdev;
16
17	struct {
18		struct agp_bridge_data *bridge;
19		u32 mode;
20		u64 base;
21		u64 size;
22		int mtrr;
23		bool cma;
24		bool acquired;
25	} agp;
26
27	struct {
28		enum nvkm_pcie_speed speed;
29		u8 width;
30	} pcie;
31
32	bool msi;
33};
34
35u32 nvkm_pci_rd32(struct nvkm_pci *, u16 addr);
36void nvkm_pci_wr08(struct nvkm_pci *, u16 addr, u8 data);
37void nvkm_pci_wr32(struct nvkm_pci *, u16 addr, u32 data);
38u32 nvkm_pci_mask(struct nvkm_pci *, u16 addr, u32 mask, u32 value);
39void nvkm_pci_rom_shadow(struct nvkm_pci *, bool shadow);
40void nvkm_pci_msi_rearm(struct nvkm_device *);
41
42int nv04_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
43int nv40_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
44int nv46_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
45int nv4c_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
46int g84_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
47int g92_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
48int g94_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
49int gf100_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
50int gf106_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
51int gk104_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
52int gp100_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
53
54/* pcie functions */
55int nvkm_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8 width);
56#endif