linux/drivers/gpu/drm/nouveau/nvkm/subdev/bus/hwsq.c

/*
 * Copyright 2013 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.
 *
 * Authors: Ben Skeggs <[email protected]>
 */
#include "priv.h"

struct nvkm_hwsq { … };

static void
hwsq_cmd(struct nvkm_hwsq *hwsq, int size, u8 data[])
{ … }

int
nvkm_hwsq_init(struct nvkm_subdev *subdev, struct nvkm_hwsq **phwsq)
{ … }

int
nvkm_hwsq_fini(struct nvkm_hwsq **phwsq, bool exec)
{ … }

void
nvkm_hwsq_wr32(struct nvkm_hwsq *hwsq, u32 addr, u32 data)
{ … }

void
nvkm_hwsq_setf(struct nvkm_hwsq *hwsq, u8 flag, int data)
{ … }

void
nvkm_hwsq_wait(struct nvkm_hwsq *hwsq, u8 flag, u8 data)
{ … }

void
nvkm_hwsq_wait_vblank(struct nvkm_hwsq *hwsq)
{ … }

void
nvkm_hwsq_nsec(struct nvkm_hwsq *hwsq, u32 nsec)
{ … }