Files
linux/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h
Ben Skeggs b480600988 drm/nouveau/fb/tu102-: fix register used to determine scrub status
Turing apparently needs to use the same register we use on Ampere.

Not executing the scrubber ucode when required would result in large
areas of VRAM being inaccessible to the driver.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230130223715.1831509-2-bskeggs@redhat.com
2023-01-30 18:49:17 -05:00

95 lines
3.2 KiB
C

/* SPDX-License-Identifier: MIT */
#ifndef __NVKM_FB_PRIV_H__
#define __NVKM_FB_PRIV_H__
#define nvkm_fb(p) container_of((p), struct nvkm_fb, subdev)
#include <subdev/fb.h>
#include <subdev/therm.h>
struct nvkm_bios;
struct nvkm_fb_func {
void *(*dtor)(struct nvkm_fb *);
u32 (*tags)(struct nvkm_fb *);
int (*oneinit)(struct nvkm_fb *);
void (*init)(struct nvkm_fb *);
void (*init_remapper)(struct nvkm_fb *);
int (*init_page)(struct nvkm_fb *);
void (*init_unkn)(struct nvkm_fb *);
void (*intr)(struct nvkm_fb *);
struct nvkm_fb_func_sysmem {
void (*flush_page_init)(struct nvkm_fb *);
} sysmem;
struct {
bool (*scrub_required)(struct nvkm_fb *);
int (*scrub)(struct nvkm_fb *);
} vpr;
struct {
int regions;
void (*init)(struct nvkm_fb *, int i, u32 addr, u32 size,
u32 pitch, u32 flags, struct nvkm_fb_tile *);
void (*comp)(struct nvkm_fb *, int i, u32 size, u32 flags,
struct nvkm_fb_tile *);
void (*fini)(struct nvkm_fb *, int i, struct nvkm_fb_tile *);
void (*prog)(struct nvkm_fb *, int i, struct nvkm_fb_tile *);
} tile;
int (*ram_new)(struct nvkm_fb *, struct nvkm_ram **);
u8 default_bigpage;
const struct nvkm_therm_clkgate_pack *clkgate_pack;
};
int nvkm_fb_ctor(const struct nvkm_fb_func *, struct nvkm_device *device,
enum nvkm_subdev_type type, int inst, struct nvkm_fb *);
int nvkm_fb_new_(const struct nvkm_fb_func *, struct nvkm_device *device,
enum nvkm_subdev_type type, int inst, struct nvkm_fb **);
int nvkm_fb_bios_memtype(struct nvkm_bios *);
void nv10_fb_tile_init(struct nvkm_fb *, int i, u32 addr, u32 size,
u32 pitch, u32 flags, struct nvkm_fb_tile *);
void nv10_fb_tile_fini(struct nvkm_fb *, int i, struct nvkm_fb_tile *);
void nv10_fb_tile_prog(struct nvkm_fb *, int, struct nvkm_fb_tile *);
u32 nv20_fb_tags(struct nvkm_fb *);
void nv20_fb_tile_init(struct nvkm_fb *, int i, u32 addr, u32 size,
u32 pitch, u32 flags, struct nvkm_fb_tile *);
void nv20_fb_tile_fini(struct nvkm_fb *, int i, struct nvkm_fb_tile *);
void nv20_fb_tile_prog(struct nvkm_fb *, int, struct nvkm_fb_tile *);
void nv30_fb_init(struct nvkm_fb *);
void nv30_fb_tile_init(struct nvkm_fb *, int i, u32 addr, u32 size,
u32 pitch, u32 flags, struct nvkm_fb_tile *);
void nv40_fb_tile_comp(struct nvkm_fb *, int i, u32 size, u32 flags,
struct nvkm_fb_tile *);
void nv41_fb_init(struct nvkm_fb *);
void nv41_fb_tile_prog(struct nvkm_fb *, int, struct nvkm_fb_tile *);
void nv44_fb_init(struct nvkm_fb *);
void nv44_fb_tile_prog(struct nvkm_fb *, int, struct nvkm_fb_tile *);
void nv46_fb_tile_init(struct nvkm_fb *, int i, u32 addr, u32 size,
u32 pitch, u32 flags, struct nvkm_fb_tile *);
int gf100_fb_oneinit(struct nvkm_fb *);
int gf100_fb_init_page(struct nvkm_fb *);
void gf100_fb_sysmem_flush_page_init(struct nvkm_fb *);
int gm200_fb_init_page(struct nvkm_fb *);
void gp100_fb_init_remapper(struct nvkm_fb *);
void gp100_fb_init_unkn(struct nvkm_fb *);
int gp102_fb_new_(const struct nvkm_fb_func *, struct nvkm_device *, enum nvkm_subdev_type, int,
struct nvkm_fb **);
bool gp102_fb_vpr_scrub_required(struct nvkm_fb *);
int gp102_fb_vpr_scrub(struct nvkm_fb *);
int gv100_fb_init_page(struct nvkm_fb *);
bool tu102_fb_vpr_scrub_required(struct nvkm_fb *);
#endif