linux/drivers/gpu/drm/nouveau/dispnv50/curs507a.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 "curs.h"
#include "core.h"
#include "head.h"

#include <nvif/if0014.h>
#include <nvif/timer.h>

#include <nvhw/class/cl507a.h>

#include <drm/drm_atomic_helper.h>
#include <drm/drm_fourcc.h>

bool
curs507a_space(struct nv50_wndw *wndw)
{ … }

static int
curs507a_update(struct nv50_wndw *wndw, u32 *interlock)
{ … }

static int
curs507a_point(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{ … }

const struct nv50_wimm_func
curs507a = …;

static void
curs507a_prepare(struct nv50_wndw *wndw, struct nv50_head_atom *asyh,
		 struct nv50_wndw_atom *asyw)
{ … }

static void
curs507a_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
		 struct nv50_head_atom *asyh)
{ … }

static int
curs507a_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
		 struct nv50_head_atom *asyh)
{ … }

static const u32
curs507a_format[] = …;

static const struct nv50_wndw_func
curs507a_wndw = …;

int
curs507a_new_(const struct nv50_wimm_func *func, struct nouveau_drm *drm,
	      int head, s32 oclass, u32 interlock_data,
	      struct nv50_wndw **pwndw)
{ … }

int
curs507a_new(struct nouveau_drm *drm, int head, s32 oclass,
	     struct nv50_wndw **pwndw)
{ … }