linuxdebug/drivers/gpu/drm/nouveau/include/nvkm/subdev/pci.h

57 lines
1.9 KiB
C

/* SPDX-License-Identifier: MIT */
#ifndef __NVKM_PCI_H__
#define __NVKM_PCI_H__
#include <core/subdev.h>
enum nvkm_pcie_speed {
NVKM_PCIE_SPEED_2_5,
NVKM_PCIE_SPEED_5_0,
NVKM_PCIE_SPEED_8_0,
};
struct nvkm_pci {
const struct nvkm_pci_func *func;
struct nvkm_subdev subdev;
struct pci_dev *pdev;
int irq;
struct {
struct agp_bridge_data *bridge;
u32 mode;
u64 base;
u64 size;
int mtrr;
bool cma;
bool acquired;
} agp;
struct {
enum nvkm_pcie_speed speed;
u8 width;
} pcie;
bool msi;
};
u32 nvkm_pci_rd32(struct nvkm_pci *, u16 addr);
void nvkm_pci_wr08(struct nvkm_pci *, u16 addr, u8 data);
void nvkm_pci_wr32(struct nvkm_pci *, u16 addr, u32 data);
u32 nvkm_pci_mask(struct nvkm_pci *, u16 addr, u32 mask, u32 value);
void nvkm_pci_rom_shadow(struct nvkm_pci *, bool shadow);
int nv04_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
int nv40_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
int nv46_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
int nv4c_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
int g84_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
int g92_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
int g94_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
int gf100_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
int gf106_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
int gk104_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
int gp100_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
/* pcie functions */
int nvkm_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8 width);
#endif