linux/drivers/gpu/drm/nouveau/dispnv50/head.c

/*
 * Copyright 2018 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 "head.h"
#include "base.h"
#include "core.h"
#include "curs.h"
#include "ovly.h"
#include "crc.h"

#include <nvif/class.h>
#include <nvif/event.h>
#include <nvif/cl0046.h>

#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_edid.h>
#include <drm/drm_vblank.h>
#include "nouveau_connector.h"

void
nv50_head_flush_clr(struct nv50_head *head,
		    struct nv50_head_atom *asyh, bool flush)
{ … }

void
nv50_head_flush_set_wndw(struct nv50_head *head, struct nv50_head_atom *asyh)
{ … }

void
nv50_head_flush_set(struct nv50_head *head, struct nv50_head_atom *asyh)
{ … }

static void
nv50_head_atomic_check_procamp(struct nv50_head_atom *armh,
			       struct nv50_head_atom *asyh,
			       struct nouveau_conn_atom *asyc)
{ … }

static void
nv50_head_atomic_check_dither(struct nv50_head_atom *armh,
			      struct nv50_head_atom *asyh,
			      struct nouveau_conn_atom *asyc)
{ … }

static void
nv50_head_atomic_check_view(struct nv50_head_atom *armh,
			    struct nv50_head_atom *asyh,
			    struct nouveau_conn_atom *asyc)
{ … }

static int
nv50_head_atomic_check_lut(struct nv50_head *head,
			   struct nv50_head_atom *asyh)
{ … }

static void
nv50_head_atomic_check_mode(struct nv50_head *head, struct nv50_head_atom *asyh)
{ … }

static int
nv50_head_atomic_check(struct drm_crtc *crtc, struct drm_atomic_state *state)
{ … }

static const struct drm_crtc_helper_funcs
nv50_head_help = …;

static void
nv50_head_atomic_destroy_state(struct drm_crtc *crtc,
			       struct drm_crtc_state *state)
{ … }

static struct drm_crtc_state *
nv50_head_atomic_duplicate_state(struct drm_crtc *crtc)
{ … }

static void
nv50_head_reset(struct drm_crtc *crtc)
{ … }

static int
nv50_head_late_register(struct drm_crtc *crtc)
{ … }

static void
nv50_head_destroy(struct drm_crtc *crtc)
{ … }

static const struct drm_crtc_funcs
nv50_head_func = …;

static const struct drm_crtc_funcs
nvd9_head_func = …;

static int
nv50_head_vblank_handler(struct nvif_event *event, void *repv, u32 repc)
{ … }

struct nv50_head *
nv50_head_create(struct drm_device *dev, int index)
{ … }