nvkm/subdev/pci.h

0001 /* SPDX-License-Identifier: MIT */
0002 #ifndef __NVKM_PCI_H__
0003 #define __NVKM_PCI_H__
0004 #include <core/subdev.h>
0005
0006 enum nvkm_pcie_speed {
0007     NVKM_PCIE_SPEED_2_5,
0008     NVKM_PCIE_SPEED_5_0,
0009     NVKM_PCIE_SPEED_8_0,
0010 };
0011
0012 struct nvkm_pci {
0013     const struct nvkm_pci_func *func;
0014     struct nvkm_subdev subdev;
0015     struct pci_dev *pdev;
0016     int irq;
0017
0018     struct {
0019         struct agp_bridge_data *bridge;
0020         u32 mode;
0021         u64 base;
0022         u64 size;
0023         int mtrr;
0024         bool cma;
0025         bool acquired;
0026     } agp;
0027
0028     struct {
0029         enum nvkm_pcie_speed speed;
0030         u8 width;
0031     } pcie;
0032
0033     bool msi;
0034 };
0035
0036 u32 nvkm_pci_rd32(struct nvkm_pci *, u16 addr);
0037 void nvkm_pci_wr08(struct nvkm_pci *, u16 addr, u8 data);
0038 void nvkm_pci_wr32(struct nvkm_pci *, u16 addr, u32 data);
0039 u32 nvkm_pci_mask(struct nvkm_pci *, u16 addr, u32 mask, u32 value);
0040 void nvkm_pci_rom_shadow(struct nvkm_pci *, bool shadow);
0041
0042 int nv04_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
0043 int nv40_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
0044 int nv46_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
0045 int nv4c_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
0046 int g84_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
0047 int g92_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
0048 int g94_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
0049 int gf100_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
0050 int gf106_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
0051 int gk104_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
0052 int gp100_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
0053
0054 /* pcie functions */
0055 int nvkm_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8 width);
0056 #endif