xref: /linux/drivers/gpu/drm/nouveau/nvkm/subdev/pci/priv.h (revision fb7399cf2d0b33825b8039f95c45395c7deba25c)
1 /* SPDX-License-Identifier: MIT */
2 #ifndef __NVKM_PCI_PRIV_H__
3 #define __NVKM_PCI_PRIV_H__
4 #define nvkm_pci(p) container_of((p), struct nvkm_pci, subdev)
5 #include <subdev/pci.h>
6 
7 int nvkm_pci_new_(const struct nvkm_pci_func *, struct nvkm_device *, enum nvkm_subdev_type, int,
8 		  struct nvkm_pci **);
9 
10 struct nvkm_pci_func {
11 	struct {
12 		u32 addr;
13 		u16 size;
14 	} cfg;
15 
16 	void (*init)(struct nvkm_pci *);
17 	void (*msi_rearm)(struct nvkm_pci *);
18 
19 	struct {
20 		int (*init)(struct nvkm_pci *);
21 		int (*set_link)(struct nvkm_pci *, enum nvkm_pcie_speed, u8);
22 
23 		enum nvkm_pcie_speed (*max_speed)(struct nvkm_pci *);
24 		enum nvkm_pcie_speed (*cur_speed)(struct nvkm_pci *);
25 
26 		void (*set_version)(struct nvkm_pci *, u8);
27 		int (*version)(struct nvkm_pci *);
28 		int (*version_supported)(struct nvkm_pci *);
29 	} pcie;
30 };
31 
32 void nv40_pci_msi_rearm(struct nvkm_pci *);
33 
34 void nv46_pci_msi_rearm(struct nvkm_pci *);
35 
36 void g84_pci_init(struct nvkm_pci *pci);
37 
38 /* pcie functions */
39 void g84_pcie_set_version(struct nvkm_pci *, u8);
40 int g84_pcie_version(struct nvkm_pci *);
41 void g84_pcie_set_link_speed(struct nvkm_pci *, enum nvkm_pcie_speed);
42 enum nvkm_pcie_speed g84_pcie_cur_speed(struct nvkm_pci *);
43 enum nvkm_pcie_speed g84_pcie_max_speed(struct nvkm_pci *);
44 int g84_pcie_init(struct nvkm_pci *);
45 int g84_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8);
46 
47 int g92_pcie_version_supported(struct nvkm_pci *);
48 
49 void gf100_pcie_set_version(struct nvkm_pci *, u8);
50 int gf100_pcie_version(struct nvkm_pci *);
51 void gf100_pcie_set_cap_speed(struct nvkm_pci *, bool);
52 int gf100_pcie_cap_speed(struct nvkm_pci *);
53 int gf100_pcie_init(struct nvkm_pci *);
54 int gf100_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8);
55 
56 int nvkm_pcie_oneinit(struct nvkm_pci *);
57 int nvkm_pcie_init(struct nvkm_pci *);
58 #endif
59