/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (c) 2019 MediaTek Inc.
*/

#ifndef __MTKFB_DEBUG_H
#define __MTKFB_DEBUG_H

void DBG_Init(void);
void DBG_Deinit(void);

#include "mmprofile.h"
/* #include "mmprofile_function.h" */
extern int bypass_blank;
extern int lcm_mode_status;
extern unsigned long fb_pa;
/* show hrt */
extern int hrt_high, hrt_low;
extern int hrt_show_flag;

#ifdef MTKFB_DBG
#include "disp_drv_log.h"

#define DBG_BUF_SIZE 2048
#define MAX_DBG_INDENT_LEVEL 5
#define DBG_INDENT_SIZE 3
#define MAX_DBG_MESSAGES 0

static int dbg_indent;
static int dbg_cnt;
static char dbg_buf[DBG_BUF_SIZE];
static spinlock_t dbg_spinlock = SPIN_LOCK_UNLOCKED;
extern char *debug_buffer;
extern bool is_buffer_init;

static inline void dbg_print(int level, const char *fmt, ...)
{
	if (level <= MTKFB_DBG) {
		if (!MAX_DBG_MESSAGES || dbg_cnt < MAX_DBG_MESSAGES) {
			va_list args;
			int ind = dbg_indent;
			unsigned long flags;

			spin_lock_irqsave(&dbg_spinlock, flags);
			dbg_cnt++;
			if (ind > MAX_DBG_INDENT_LEVEL)
				ind = MAX_DBG_INDENT_LEVEL;

			DISP_LOG_PRINT(ANDROID_LOG_INFO, "DBG", "%*s",
				       ind * DBG_INDENT_SIZE, "");
			va_start(args, fmt);
			vsnprintf(dbg_buf, sizeof(dbg_buf), fmt, args);
			DISP_LOG_PRINT(ANDROID_LOG_INFO, "DBG", dbg_buf);
			va_end(args);
			spin_unlock_irqrestore(&dbg_spinlock, flags);
		}
	}
}

#define DBGPRINT dbg_print

#define DBGENTER(level)                                                        \
	do {                                                                   \
		dbg_print(level, "%s: Enter\n", __func__);                     \
		dbg_indent++;                                                  \
	} while (0)

#define DBGLEAVE(level)                                                        \
	do {                                                                   \
		dbg_indent--;                                                  \
		dbg_print(level, "%s: Leave\n", __func__);                     \
	} while (0)

/* Debug Macros */

#define MTKFB_DBG_EVT_NONE 0x00000000
#define MTKFB_DBG_EVT_FUNC 0x00000001 /* Function Entry     */
#define MTKFB_DBG_EVT_ARGU 0x00000002 /* Function Arguments */
#define MTKFB_DBG_EVT_INFO 0x00000003 /* Information        */

#define MTKFB_DBG_EVT_MASK (MTKFB_DBG_EVT_NONE)

#define MSG(evt, fmt, args...)                                                 \
	do {                                                                   \
		if ((MTKFB_DBG_EVT_##evt) & MTKFB_DBG_EVT_MASK) {              \
			DISP_LOG_PRINT(ANDROID_LOG_INFO, "DBG", fmt, ##args);  \
		}                                                              \
	} while (0)

#define MSG_FUNC_ENTER(f) MSG(FUNC, "<FB_ENTER>: %s\n", __func__)
#define MSG_FUNC_LEAVE(f) MSG(FUNC, "<FB_LEAVE>: %s\n", __func__)

#else /* MTKFB_DBG */

#define DBGPRINT(level, format, ...)
#define DBGENTER(level)
#define DBGLEAVE(level)

/* Debug Macros */

#define MSG(evt, fmt, args...)
#define MSG_FUNC_ENTER()
#define MSG_FUNC_LEAVE()

extern char *debug_buffer;
extern bool is_buffer_init;
void _debug_pattern(unsigned int mva, unsigned int va, unsigned int w,
		    unsigned int h, unsigned int linepitch, unsigned int color,
		    unsigned int layerid, unsigned int bufidx);

/* defined in mtkfb.c */
extern unsigned int mtkfb_fm_auto_test(void);
extern int pan_display_test(int frame_num, int bpp);
extern int mtkfb_get_debug_state(char *stringbuf, int buf_len);

#ifdef CONFIG_MTK_DISPLAY_120HZ_SUPPORT
extern void primary_display_od_bypass(int bypass);
#endif

#endif /* MTKFB_DBG */

#endif /* __MTKFB_DEBUG_H */