linux/drivers/gpu/drm/nouveau/dispnv50/wndwc57e.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 "wndw.h"
#include "atom.h"

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

#include <nvif/pushc37b.h>

#include <nvhw/class/clc57e.h>

static int
wndwc57e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{ … }

int
wndwc57e_csc_clr(struct nv50_wndw *wndw)
{ … }

int
wndwc57e_csc_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{ … }

int
wndwc57e_ilut_clr(struct nv50_wndw *wndw)
{ … }

int
wndwc57e_ilut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{ … }

static u16
fixedU0_16_FP16(u16 fixed)
{ … }

static void
wndwc57e_ilut_load(struct drm_color_lut *in, int size, void __iomem *mem)
{ … }

void
wndwc57e_ilut(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, int size)
{ … }

/****************************************************************
 *            Log2(block height) ----------------------------+  *
 *            Page Kind ----------------------------------+  |  *
 *            Gob Height/Page Kind Generation ------+     |  |  *
 *                          Sector layout -------+  |     |  |  *
 *                          Compression ------+  |  |     |  |  */
const u64 wndwc57e_modifiers[] = …;

static const struct nv50_wndw_func
wndwc57e = …;

int
wndwc57e_new(struct nouveau_drm *drm, enum drm_plane_type type, int index,
	     s32 oclass, struct nv50_wndw **pwndw)
{ … }