cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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sun8i_ui_layer.h (2220B)

      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/*
      3 * Copyright (C) Icenowy Zheng <icenowy@aosc.io>
      4 *
      5 * Based on sun4i_layer.h, which is:
      6 *   Copyright (C) 2015 Free Electrons
      7 *   Copyright (C) 2015 NextThing Co
      8 *
      9 *   Maxime Ripard <maxime.ripard@free-electrons.com>
     10 */
     11
     12#ifndef _SUN8I_UI_LAYER_H_
     13#define _SUN8I_UI_LAYER_H_
     14
     15#include <drm/drm_plane.h>
     16
     17#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR(base, layer) \
     18			((base) + 0x20 * (layer) + 0x0)
     19#define SUN8I_MIXER_CHAN_UI_LAYER_SIZE(base, layer) \
     20			((base) + 0x20 * (layer) + 0x4)
     21#define SUN8I_MIXER_CHAN_UI_LAYER_COORD(base, layer) \
     22			((base) + 0x20 * (layer) + 0x8)
     23#define SUN8I_MIXER_CHAN_UI_LAYER_PITCH(base, layer) \
     24			((base) + 0x20 * (layer) + 0xc)
     25#define SUN8I_MIXER_CHAN_UI_LAYER_TOP_LADDR(base, layer) \
     26			((base) + 0x20 * (layer) + 0x10)
     27#define SUN8I_MIXER_CHAN_UI_LAYER_BOT_LADDR(base, layer) \
     28			((base) + 0x20 * (layer) + 0x14)
     29#define SUN8I_MIXER_CHAN_UI_LAYER_FCOLOR(base, layer) \
     30			((base) + 0x20 * (layer) + 0x18)
     31#define SUN8I_MIXER_CHAN_UI_TOP_HADDR(base) \
     32			((base) + 0x80)
     33#define SUN8I_MIXER_CHAN_UI_BOT_HADDR(base) \
     34			((base) + 0x84)
     35#define SUN8I_MIXER_CHAN_UI_OVL_SIZE(base) \
     36			((base) + 0x88)
     37
     38#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_EN		BIT(0)
     39#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_MASK	GENMASK(2, 1)
     40#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_MASK	GENMASK(12, 8)
     41#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_OFFSET	8
     42#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MASK	GENMASK(31, 24)
     43#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA(x)		((x) << 24)
     44
     45#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_PIXEL		((0) << 1)
     46#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_LAYER		((1) << 1)
     47#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_COMBINED	((2) << 1)
     48
     49struct sun8i_mixer;
     50
     51struct sun8i_ui_layer {
     52	struct drm_plane	plane;
     53	struct sun8i_mixer	*mixer;
     54	int			channel;
     55	int			overlay;
     56};
     57
     58static inline struct sun8i_ui_layer *
     59plane_to_sun8i_ui_layer(struct drm_plane *plane)
     60{
     61	return container_of(plane, struct sun8i_ui_layer, plane);
     62}
     63
     64struct sun8i_ui_layer *sun8i_ui_layer_init_one(struct drm_device *drm,
     65					       struct sun8i_mixer *mixer,
     66					       int index);
     67#endif /* _SUN8I_UI_LAYER_H_ */