Commit 176fdcbd authored by Ben Skeggs's avatar Ben Skeggs Committed by Dave Airlie
Browse files

drm/nouveau/gsp/r535: add support for booting GSP-RM 



This commit adds the initial code needed to boot the GSP-RM firmware
provided by NVIDIA, bringing with it the beginnings of Ada support.

Until it's had more testing and time to bake, support is disabled by
default (except on Ada).  GSP-RM usage can be enabled by passing the
"config=NvGspRm=1" module option.

Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230918202149.4343-33-skeggsb@gmail.com
parent 17a74021

drivers/gpu/drm/nouveau/include/nvif/cl0080.h

+1 −0
Original line number Diff line number Diff line
@@ -35,6 +35,7 @@ struct nv_device_info_v0 { 
#define NV_DEVICE_INFO_V0_VOLTA                                            0x0b

#define NV_DEVICE_INFO_V0_TURING                                           0x0c

#define NV_DEVICE_INFO_V0_AMPERE                                           0x0d

#define NV_DEVICE_INFO_V0_ADA                                              0x0e

	__u8  family;

	__u8  pad06[2];

	__u64 ram_size;

drivers/gpu/drm/nouveau/include/nvkm/core/device.h

+1 −0
Original line number Diff line number Diff line
@@ -46,6 +46,7 @@ struct nvkm_device { 
		GV100    = 0x140,

		TU100    = 0x160,

		GA100    = 0x170,

		AD100    = 0x190,

	} card_type;

	u32 chipset;

	u8  chiprev;

drivers/gpu/drm/nouveau/include/nvkm/core/falcon.h

+4 −0
Original line number Diff line number Diff line
@@ -48,6 +48,7 @@ int nvkm_falcon_pio_rd(struct nvkm_falcon *, u8 port, enum nvkm_falcon_mem type, 
		       const u8 *img, u32 img_base, int len);

int nvkm_falcon_dma_wr(struct nvkm_falcon *, const u8 *img, u64 dma_addr, u32 dma_base,

		       enum nvkm_falcon_mem mem_type, u32 mem_base, int len, bool sec);

bool nvkm_falcon_riscv_active(struct nvkm_falcon *);



int gm200_flcn_reset_wait_mem_scrubbing(struct nvkm_falcon *);

int gm200_flcn_disable(struct nvkm_falcon *);
@@ -61,10 +62,13 @@ void gm200_flcn_tracepc(struct nvkm_falcon *); 
int gp102_flcn_reset_eng(struct nvkm_falcon *);

extern const struct nvkm_falcon_func_pio gp102_flcn_emem_pio;



bool tu102_flcn_riscv_active(struct nvkm_falcon *);



int ga102_flcn_select(struct nvkm_falcon *);

int ga102_flcn_reset_prep(struct nvkm_falcon *);

int ga102_flcn_reset_wait_mem_scrubbing(struct nvkm_falcon *);

extern const struct nvkm_falcon_func_dma ga102_flcn_dma;

bool ga102_flcn_riscv_active(struct nvkm_falcon *);



void nvkm_falcon_v1_load_imem(struct nvkm_falcon *,

			      void *, u32, u32, u16, u8, bool);

drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h

+2 −0
Original line number Diff line number Diff line
@@ -87,6 +87,8 @@ struct nvkm_falcon_func { 
		u32 stride;

	} cmdq, msgq;



	bool (*riscv_active)(struct nvkm_falcon *);



	struct {

		u32 *data;

		u32  size;

drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h

+1 −0
Original line number Diff line number Diff line
@@ -29,6 +29,7 @@ int nvbios_memcmp(struct nvkm_bios *, u32 addr, const char *, u32 len); 
u8  nvbios_rd08(struct nvkm_bios *, u32 addr);

u16 nvbios_rd16(struct nvkm_bios *, u32 addr);

u32 nvbios_rd32(struct nvkm_bios *, u32 addr);

void *nvbios_pointer(struct nvkm_bios *, u32 addr);



int nvkm_bios_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_bios **);

#endif