linux/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/r535.c

/*
 * Copyright 2023 Red Hat Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */
#include "priv.h"

#include <subdev/gsp.h>

#include <nvhw/drf.h>

#include <nvrm/nvtypes.h>
#include <nvrm/535.113.01/common/sdk/nvidia/inc/class/cl84a0.h>
#include <nvrm/535.113.01/common/sdk/nvidia/inc/ctrl/ctrl2080/ctrl2080internal.h>
#include <nvrm/535.113.01/common/sdk/nvidia/inc/nvos.h>
#include <nvrm/535.113.01/nvidia/generated/g_fbsr_nvoc.h>
#include <nvrm/535.113.01/nvidia/generated/g_rpc-structures.h>
#include <nvrm/535.113.01/nvidia/kernel/inc/vgpu/rpc_global_enums.h>

struct fbsr_item { … };

struct fbsr { … };

static int
fbsr_memlist(struct nvkm_gsp_device *device, u32 handle, enum nvkm_memory_target aper,
	     u64 phys, u64 size, struct sg_table *sgt, struct nvkm_gsp_object *object)
{ … }

static int
fbsr_send(struct fbsr *fbsr, struct fbsr_item *item)
{ … }

static int
fbsr_init(struct fbsr *fbsr, struct sg_table *sgt, u64 items_size)
{ … }

static bool
fbsr_vram(struct fbsr *fbsr, const char *type, u64 addr, u64 size)
{ … }

static bool
fbsr_inst(struct fbsr *fbsr, const char *type, struct nvkm_memory *memory)
{ … }

static void
r535_instmem_resume(struct nvkm_instmem *imem)
{ … }

static int
r535_instmem_suspend(struct nvkm_instmem *imem)
{ … }

static void *
r535_instmem_dtor(struct nvkm_instmem *imem)
{ … }

int
r535_instmem_new(const struct nvkm_instmem_func *hw,
		 struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
		 struct nvkm_instmem **pinstmem)
{ … }