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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2024 NXP
*/
#ifndef __DC_PIXEL_ENGINE_H__
#define __DC_PIXEL_ENGINE_H__
#include <linux/clk.h>
#include <linux/device.h>
#include <linux/regmap.h>
#include "dc-de.h"
#define SHDEN BIT(0)
#define CLKEN_MASK_SHIFT 24
#define CLKEN_MASK (0x3 << CLKEN_MASK_SHIFT)
#define CLKEN(n) ((n) << CLKEN_MASK_SHIFT)
#define DC_DISP_FU_CNT 2
#define DC_LB_CNT 4
enum dc_link_id {
LINK_ID_NONE = 0x00,
LINK_ID_CONSTFRAME0 = 0x0c,
LINK_ID_CONSTFRAME4 = 0x0e,
LINK_ID_CONSTFRAME1 = 0x10,
LINK_ID_CONSTFRAME5 = 0x12,
LINK_ID_FETCHWARP2 = 0x14,
LINK_ID_FETCHLAYER0 = 0x1a,
LINK_ID_LAYERBLEND0 = 0x21,
LINK_ID_LAYERBLEND1 = 0x22,
LINK_ID_LAYERBLEND2 = 0x23,
LINK_ID_LAYERBLEND3 = 0x24,
};
enum dc_lb_mode {
LB_NEUTRAL, /* Output is same as primary input. */
LB_BLEND,
};
enum dc_pec_clken {
CLKEN_DISABLE,
CLKEN_AUTOMATIC,
};
struct dc_cf {
struct regmap *reg_cfg;
enum dc_link_id link;
};
struct dc_ed {
struct device *dev;
struct regmap *reg_pec;
struct regmap *reg_cfg;
int irq_shdload;
};
struct dc_lb {
struct device *dev;
struct regmap *reg_pec;
struct regmap *reg_cfg;
int id;
enum dc_link_id link;
};
struct dc_pe {
struct device *dev;
struct clk *clk_axi;
struct dc_cf *cf_safe[DC_DISPLAYS];
struct dc_cf *cf_cont[DC_DISPLAYS];
struct dc_ed *ed_safe[DC_DISPLAYS];
struct dc_ed *ed_cont[DC_DISPLAYS];
struct dc_fu *fu_disp[DC_DISP_FU_CNT];
struct dc_lb *lb[DC_LB_CNT];
};
/* Constant Frame Unit */
enum dc_link_id dc_cf_get_link_id(struct dc_cf *cf);
void dc_cf_framedimensions(struct dc_cf *cf, unsigned int w, unsigned int h);
void dc_cf_constantcolor_black(struct dc_cf *cf);
void dc_cf_constantcolor_blue(struct dc_cf *cf);
void dc_cf_init(struct dc_cf *cf);
/* External Destination Unit */
void dc_ed_pec_src_sel(struct dc_ed *ed, enum dc_link_id src);
void dc_ed_pec_sync_trigger(struct dc_ed *ed);
void dc_ed_init(struct dc_ed *ed);
/* Layer Blend Unit */
enum dc_link_id dc_lb_get_link_id(struct dc_lb *lb);
void dc_lb_pec_dynamic_prim_sel(struct dc_lb *lb, enum dc_link_id prim);
void dc_lb_pec_dynamic_sec_sel(struct dc_lb *lb, enum dc_link_id sec);
void dc_lb_pec_clken(struct dc_lb *lb, enum dc_pec_clken clken);
void dc_lb_mode(struct dc_lb *lb, enum dc_lb_mode mode);
void dc_lb_position(struct dc_lb *lb, int x, int y);
int dc_lb_get_id(struct dc_lb *lb);
void dc_lb_init(struct dc_lb *lb);
#endif /* __DC_PIXEL_ENGINE_H__ */
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