Orange Pi5 kernel

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (C) STMicroelectronics SA 2014
 * Authors: Benjamin Gaignard <benjamin.gaignard@st.com>
 *          Fabien Dessenne <fabien.dessenne@st.com>
 *          for STMicroelectronics.
 */
 
#ifndef _STI_COMPOSITOR_H_
#define _STI_COMPOSITOR_H_
 
#include <linux/clk.h>
#include <linux/kernel.h>
 
#include "sti_mixer.h"
#include "sti_plane.h"
 
#define WAIT_NEXT_VSYNC_MS      50 /*ms*/
 
#define STI_MAX_MIXER 2
#define STI_MAX_VID   1
 
enum sti_compositor_subdev_type {
<------>STI_MIXER_MAIN_SUBDEV,
<------>STI_MIXER_AUX_SUBDEV,
<------>STI_GPD_SUBDEV,
<------>STI_VID_SUBDEV,
<------>STI_CURSOR_SUBDEV,
};
 
struct sti_compositor_subdev_descriptor {
<------>enum sti_compositor_subdev_type type;
<------>int id;
<------>unsigned int offset;
};
 
/**
 * STI Compositor data structure
 *
 * @nb_subdev: number of subdevices supported by the compositor
 * @subdev_desc: subdev list description
 */
#define MAX_SUBDEV 9
struct sti_compositor_data {
<------>unsigned int nb_subdev;
<------>struct sti_compositor_subdev_descriptor subdev_desc[MAX_SUBDEV];
};
 
/**
 * STI Compositor structure
 *
 * @dev: driver device
 * @regs: registers (main)
 * @data: device data
 * @clk_compo_main: clock for main compo
 * @clk_compo_aux: clock for aux compo
 * @clk_pix_main: pixel clock for main path
 * @clk_pix_aux: pixel clock for aux path
 * @rst_main: reset control of the main path
 * @rst_aux: reset control of the aux path
 * @mixer: array of mixers
 * @vid: array of vids
 * @vtg: array of vtgs
 * @vtg_vblank_nb: array of callbacks for VTG VSYNC notification
 */
struct sti_compositor {
<------>struct device *dev;
<------>void __iomem *regs;
<------>struct sti_compositor_data data;
<------>struct clk *clk_compo_main;
<------>struct clk *clk_compo_aux;
<------>struct clk *clk_pix_main;
<------>struct clk *clk_pix_aux;
<------>struct reset_control *rst_main;
<------>struct reset_control *rst_aux;
<------>struct sti_mixer *mixer[STI_MAX_MIXER];
<------>struct sti_vid *vid[STI_MAX_VID];
<------>struct sti_vtg *vtg[STI_MAX_MIXER];
<------>struct notifier_block vtg_vblank_nb[STI_MAX_MIXER];
};
 
void sti_compositor_debugfs_init(struct sti_compositor *compo,
<------><------><------><------> struct drm_minor *minor);
 
#endif