panel.h

Go to the documentation of this file.

/* SPDX-License-Identifier: GPL-2.0-only */
 
#ifndef __MIPI_PANEL_H__
#define __MIPI_PANEL_H__
 
#include <edid.h>
#include <mipi/dsi.h>
#include <types.h>
 
/* Definitions for cmd in panel_init_command */
enum panel_init_cmd {
        PANEL_CMD_END = 0,
        PANEL_CMD_DELAY = 1,
        PANEL_CMD_GENERIC = 2,
        PANEL_CMD_DCS = 3,
};
 
struct panel_init_command {
        u8 cmd;
        u8 len;
        u8 data[];
};
 
/*
 * The data to be serialized and put into CBFS.
 * Note some fields, for example edid.mode.name, were actually pointers and
 * cannot be really serialized.
 */
struct panel_serializable_data {
        struct edid edid;  /* edid info of this panel */
        u8 init[]; /* A packed array of panel_init_command */
};
 
typedef enum cb_err (*mipi_cmd_func_t)(enum mipi_dsi_transaction type, const u8 *data, u8 len);
 
/* Parse a command array and call cmd_func() for each entry. Delays get handled internally. */
enum cb_err mipi_panel_parse_init_commands(const void *buf, mipi_cmd_func_t cmd_func);
 
#define PANEL_DCS(...) \
        PANEL_CMD_DCS, \
        sizeof((u8[]){__VA_ARGS__}), \
        __VA_ARGS__
 
#define PANEL_GENERIC(...) \
        PANEL_CMD_GENERIC, \
        sizeof((u8[]){__VA_ARGS__}), \
        __VA_ARGS__
 
#define PANEL_DELAY(delay) \
        PANEL_CMD_DELAY, \
        delay
 
#define PANEL_END \
        PANEL_CMD_END
 
#endif /* __MIPI_PANEL_H__ */