pci.h (1943B)
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 int irq; 17 18 struct { 19 struct agp_bridge_data *bridge; 20 u32 mode; 21 u64 base; 22 u64 size; 23 int mtrr; 24 bool cma; 25 bool acquired; 26 } agp; 27 28 struct { 29 enum nvkm_pcie_speed speed; 30 u8 width; 31 } pcie; 32 33 bool msi; 34}; 35 36u32 nvkm_pci_rd32(struct nvkm_pci *, u16 addr); 37void nvkm_pci_wr08(struct nvkm_pci *, u16 addr, u8 data); 38void nvkm_pci_wr32(struct nvkm_pci *, u16 addr, u32 data); 39u32 nvkm_pci_mask(struct nvkm_pci *, u16 addr, u32 mask, u32 value); 40void nvkm_pci_rom_shadow(struct nvkm_pci *, bool shadow); 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