1/*	$NetBSD: pci.h,v 1.3 2021/12/18 23:45:33 riastradh Exp $	*/
2
3/* SPDX-License-Identifier: MIT */
4#ifndef __NVKM_PCI_H__
5#define __NVKM_PCI_H__
6#include <core/subdev.h>
7
8enum nvkm_pcie_speed {
9	NVKM_PCIE_SPEED_2_5,
10	NVKM_PCIE_SPEED_5_0,
11	NVKM_PCIE_SPEED_8_0,
12};
13
14struct nvkm_pci {
15	const struct nvkm_pci_func *func;
16	struct nvkm_subdev subdev;
17	struct pci_dev *pdev;
18#ifdef __NetBSD__
19	pci_intr_handle_t *pci_ihp;
20	void *pci_intrcookie;
21#else
22	int irq;
23#endif
24
25	struct {
26		struct agp_bridge_data *bridge;
27		u32 mode;
28		u64 base;
29		u64 size;
30		int mtrr;
31		bool cma;
32		bool acquired;
33	} agp;
34
35	struct {
36		enum nvkm_pcie_speed speed;
37		u8 width;
38	} pcie;
39
40	bool msi;
41};
42
43u32 nvkm_pci_rd32(struct nvkm_pci *, u16 addr);
44void nvkm_pci_wr08(struct nvkm_pci *, u16 addr, u8 data);
45void nvkm_pci_wr32(struct nvkm_pci *, u16 addr, u32 data);
46u32 nvkm_pci_mask(struct nvkm_pci *, u16 addr, u32 mask, u32 value);
47void nvkm_pci_rom_shadow(struct nvkm_pci *, bool shadow);
48
49int nv04_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
50int nv40_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
51int nv46_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
52int nv4c_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
53int g84_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
54int g92_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
55int g94_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
56int gf100_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
57int gf106_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
58int gk104_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
59int gp100_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
60
61/* pcie functions */
62int nvkm_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8 width);
63#endif
64