linux/drivers/gpu/drm/nouveau/nvkm/falcon/base.c

/*
 * Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
 *
 * 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 AUTHORS OR COPYRIGHT HOLDERS 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/mc.h>
#include <subdev/timer.h>
#include <subdev/top.h>

void
nvkm_falcon_intr_retrigger(struct nvkm_falcon *falcon)
{ … }

bool
nvkm_falcon_riscv_active(struct nvkm_falcon *falcon)
{ … }

static const struct nvkm_falcon_func_dma *
nvkm_falcon_dma(struct nvkm_falcon *falcon, enum nvkm_falcon_mem *mem_type, u32 *mem_base)
{ … }

int
nvkm_falcon_dma_wr(struct nvkm_falcon *falcon, const u8 *img, u64 dma_addr, u32 dma_base,
		   enum nvkm_falcon_mem mem_type, u32 mem_base, int len, bool sec)
{ … }

static const struct nvkm_falcon_func_pio *
nvkm_falcon_pio(struct nvkm_falcon *falcon, enum nvkm_falcon_mem *mem_type, u32 *mem_base)
{ … }

int
nvkm_falcon_pio_rd(struct nvkm_falcon *falcon, u8 port, enum nvkm_falcon_mem mem_type, u32 mem_base,
		   const u8 *img, u32 img_base, int len)
{ … }

int
nvkm_falcon_pio_wr(struct nvkm_falcon *falcon, const u8 *img, u32 img_base, u8 port,
		   enum nvkm_falcon_mem mem_type, u32 mem_base, int len, u16 tag, bool sec)
{ … }

void
nvkm_falcon_load_imem(struct nvkm_falcon *falcon, void *data, u32 start,
		      u32 size, u16 tag, u8 port, bool secure)
{ … }

void
nvkm_falcon_load_dmem(struct nvkm_falcon *falcon, void *data, u32 start,
		      u32 size, u8 port)
{ … }

void
nvkm_falcon_start(struct nvkm_falcon *falcon)
{ … }

int
nvkm_falcon_reset(struct nvkm_falcon *falcon)
{ … }

static int
nvkm_falcon_oneinit(struct nvkm_falcon *falcon)
{ … }

void
nvkm_falcon_put(struct nvkm_falcon *falcon, struct nvkm_subdev *user)
{ … }

int
nvkm_falcon_get(struct nvkm_falcon *falcon, struct nvkm_subdev *user)
{ … }

void
nvkm_falcon_dtor(struct nvkm_falcon *falcon)
{ … }

int
nvkm_falcon_ctor(const struct nvkm_falcon_func *func,
		 struct nvkm_subdev *subdev, const char *name, u32 addr,
		 struct nvkm_falcon *falcon)
{ … }