linux/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c

/*
 * Copyright 2014 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
 */
#include "outp.h"
#include "conn.h"
#include "dp.h"
#include "ior.h"

#include <subdev/bios.h>
#include <subdev/bios/dcb.h>
#include <subdev/gpio.h>
#include <subdev/i2c.h>

static void
nvkm_outp_route(struct nvkm_disp *disp)
{ … }

static enum nvkm_ior_proto
nvkm_outp_xlat(struct nvkm_outp *outp, enum nvkm_ior_type *type)
{ … }

void
nvkm_outp_release_or(struct nvkm_outp *outp, u8 user)
{ … }

int
nvkm_outp_acquire_ior(struct nvkm_outp *outp, u8 user, struct nvkm_ior *ior)
{ … }

static inline int
nvkm_outp_acquire_hda(struct nvkm_outp *outp, enum nvkm_ior_type type,
		      u8 user, bool hda)
{ … }

int
nvkm_outp_acquire_or(struct nvkm_outp *outp, u8 user, bool hda)
{ … }

int
nvkm_outp_bl_set(struct nvkm_outp *outp, int level)
{ … }

int
nvkm_outp_bl_get(struct nvkm_outp *outp)
{ … }

int
nvkm_outp_detect(struct nvkm_outp *outp)
{ … }

void
nvkm_outp_release(struct nvkm_outp *outp)
{ … }

int
nvkm_outp_acquire(struct nvkm_outp *outp, bool hda)
{ … }

struct nvkm_ior *
nvkm_outp_inherit(struct nvkm_outp *outp)
{ … }

void
nvkm_outp_init(struct nvkm_outp *outp)
{ … }

void
nvkm_outp_del(struct nvkm_outp **poutp)
{ … }

int
nvkm_outp_new_(const struct nvkm_outp_func *func, struct nvkm_disp *disp,
	       int index, struct dcb_output *dcbE, struct nvkm_outp **poutp)
{ … }

static const struct nvkm_outp_func
nvkm_outp = …;

int
nvkm_outp_new(struct nvkm_disp *disp, int index, struct dcb_output *dcbE,
	      struct nvkm_outp **poutp)
{ … }