#include <linux/kernel.h>
#include <linux/types.h>

#include "fm_typedef.h"
#include "fm_dbg.h"
#include "fm_err.h"
#include "fm_rds.h"
#include "fm_config.h"
#include "fm_link.h"

#include "mt6627_fm_reg.h"
/* #include "mt6627_fm_link.h" */
#include "mt6627_fm.h"
#include "mt6627_fm_cmd.h"
#include "mt6627_fm_cust_cfg.h"

static fm_s32 fm_bop_write(fm_u8 addr, fm_u16 value, fm_u8 *buf, fm_s32 size)
{
	if (size < (FM_WRITE_BASIC_OP_SIZE + 2))
		return -1;

	if (buf == NULL)
		return -2;

	buf[0] = FM_WRITE_BASIC_OP;
	buf[1] = FM_WRITE_BASIC_OP_SIZE;
	buf[2] = addr;
	buf[3] = (fm_u8) ((value) & 0x00FF);
	buf[4] = (fm_u8) ((value >> 8) & 0x00FF);

	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x\n", buf[0], buf[1], buf[2], buf[3], buf[4]);

	return FM_WRITE_BASIC_OP_SIZE + 2;
}

static fm_s32 fm_bop_udelay(fm_u32 value, fm_u8 *buf, fm_s32 size)
{
	if (size < (FM_UDELAY_BASIC_OP_SIZE + 2))
		return -1;

	if (buf == NULL)
		return -2;

	buf[0] = FM_UDELAY_BASIC_OP;
	buf[1] = FM_UDELAY_BASIC_OP_SIZE;
	buf[2] = (fm_u8) ((value) & 0x000000FF);
	buf[3] = (fm_u8) ((value >> 8) & 0x000000FF);
	buf[4] = (fm_u8) ((value >> 16) & 0x000000FF);
	buf[5] = (fm_u8) ((value >> 24) & 0x000000FF);

	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x\n", buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]);

	return FM_UDELAY_BASIC_OP_SIZE + 2;
}

static fm_s32 fm_bop_rd_until(fm_u8 addr, fm_u16 mask, fm_u16 value, fm_u8 *buf, fm_s32 size)
{
	if (size < (FM_RD_UNTIL_BASIC_OP_SIZE + 2))
		return -1;

	if (buf == NULL)
		return -2;

	buf[0] = FM_RD_UNTIL_BASIC_OP;
	buf[1] = FM_RD_UNTIL_BASIC_OP_SIZE;
	buf[2] = addr;
	buf[3] = (fm_u8) ((mask) & 0x00FF);
	buf[4] = (fm_u8) ((mask >> 8) & 0x00FF);
	buf[5] = (fm_u8) ((value) & 0x00FF);
	buf[6] = (fm_u8) ((value >> 8) & 0x00FF);

	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x\n", buf[0], buf[1], buf[2],
		buf[3], buf[4], buf[5], buf[6]);

	return FM_RD_UNTIL_BASIC_OP_SIZE + 2;
}

static fm_s32 fm_bop_modify(fm_u8 addr, fm_u16 mask_and, fm_u16 mask_or, fm_u8 *buf, fm_s32 size)
{
	if (size < (FM_MODIFY_BASIC_OP_SIZE + 2))
		return -1;

	if (buf == NULL)
		return -2;

	buf[0] = FM_MODIFY_BASIC_OP;
	buf[1] = FM_MODIFY_BASIC_OP_SIZE;
	buf[2] = addr;
	buf[3] = (fm_u8) ((mask_and) & 0x00FF);
	buf[4] = (fm_u8) ((mask_and >> 8) & 0x00FF);
	buf[5] = (fm_u8) ((mask_or) & 0x00FF);
	buf[6] = (fm_u8) ((mask_or >> 8) & 0x00FF);

	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x\n", buf[0], buf[1], buf[2],
		buf[3], buf[4], buf[5], buf[6]);

	return FM_MODIFY_BASIC_OP_SIZE + 2;
}

static fm_s32 fm_bop_top_write(fm_u16 addr, fm_u32 value, fm_u8 *buf, fm_s32 size)
{
	if (size < (FM_TOP_WRITE_BOP_SIZE + 2))
		return -1;

	if (buf == NULL)
		return -2;

	buf[0] = FM_TOP_WRITE_BASIC_OP;
	buf[1] = FM_TOP_WRITE_BOP_SIZE;
	buf[2] = 04;
	buf[3] = (fm_u8) ((addr) & 0x00FF);
	buf[4] = (fm_u8) ((addr >> 8) & 0x00FF);
	buf[5] = (fm_u8) ((value) & 0x00FF);
	buf[6] = (fm_u8) ((value >> 8) & 0x00FF);
	buf[7] = (fm_u8) ((value >> 16) & 0x00FF);
	buf[8] = (fm_u8) ((value >> 24) & 0x00FF);

	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x %02x %02x\n", buf[0], buf[1],
		buf[2], buf[3], buf[4], buf[5], buf[6], buf[7], buf[8]);

	return FM_TOP_WRITE_BOP_SIZE + 2;
}

static fm_s32 fm_bop_top_rd_until(fm_u16 addr, fm_u32 mask, fm_u32 value, fm_u8 *buf, fm_s32 size)
{
	if (size < (FM_TOP_RD_UNTIL_BOP_SIZE + 2))
		return -1;

	if (buf == NULL)
		return -2;

	buf[0] = FM_TOP_RD_UNTIL_BASIC_OP;
	buf[1] = FM_TOP_RD_UNTIL_BOP_SIZE;
	buf[2] = 04;
	buf[3] = (fm_u8) ((addr) & 0x00FF);
	buf[4] = (fm_u8) ((addr >> 8) & 0x00FF);
	buf[5] = (fm_u8) ((mask) & 0x00FF);
	buf[6] = (fm_u8) ((mask >> 8) & 0x00FF);
	buf[7] = (fm_u8) ((mask >> 16) & 0x00FF);
	buf[8] = (fm_u8) ((mask >> 24) & 0x00FF);
	buf[9] = (fm_u8) ((value) & 0x00FF);
	buf[10] = (fm_u8) ((value >> 8) & 0x00FF);
	buf[11] = (fm_u8) ((value >> 16) & 0x00FF);
	buf[12] = (fm_u8) ((value >> 24) & 0x00FF);

	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
		buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6], buf[7], buf[8], buf[9],
		buf[10], buf[11], buf[12]);

	return FM_TOP_RD_UNTIL_BOP_SIZE + 2;
}

/*
 * mt6627_pwrup_clock_on - Wholechip FM Power Up: step 1, FM Digital Clock enable
 * @buf - target buf
 * @buf_size - buffer size
 * return package size
 */
fm_s32 mt6627_pwrup_clock_on(fm_u8 *buf, fm_s32 buf_size)
{
	fm_s32 pkt_size = 0;
	fm_u16 de_emphasis;
	/* fm_u16 osc_freq; */

	if (buf_size < TX_BUF_SIZE)
		return -1;

	de_emphasis = mt6627_fm_config.rx_cfg.deemphasis;
	de_emphasis &= 0x0001;	/* rang 0~1 */

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_ENABLE_OPCODE;
	pkt_size = 4;

	/* 2,turn on top clock */
	pkt_size += fm_bop_top_write(0xA10, 0xFFFFFFFF, &buf[pkt_size], buf_size - pkt_size);	/* wr a10 ffffffff */
	/* 3,enable MTCMOS */
	pkt_size += fm_bop_top_write(0x60, 0x00000030, &buf[pkt_size], buf_size - pkt_size);	/* wr 60 30 */
	pkt_size += fm_bop_top_write(0x60, 0x00000035, &buf[pkt_size], buf_size - pkt_size);	/* wr 60 35 */
	pkt_size += fm_bop_top_rd_until(0x60, 0x0000000A, 0xA, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_top_write(0x60, 0x00000015, &buf[pkt_size], buf_size - pkt_size);	/* wr 60 15 */
	pkt_size += fm_bop_top_write(0x60, 0x00000005, &buf[pkt_size], buf_size - pkt_size);	/* wr 60 5 */
	pkt_size += fm_bop_udelay(10, &buf[pkt_size], buf_size - pkt_size);	/* delay 10us */
	pkt_size += fm_bop_top_write(0x60, 0x00000045, &buf[pkt_size], buf_size - pkt_size);	/* wr 60 45 */
	/* 4,set CSPI fm slave dummy count */
	pkt_size += fm_bop_top_write(0x68, 0x0000003F, &buf[pkt_size], buf_size - pkt_size);	/* wr 68 3F */

	/* a1 enable digital OSC */
	pkt_size += fm_bop_top_write(0x50, 0x00000001, &buf[pkt_size], buf_size - pkt_size);	/* wr 50 1 */
	pkt_size += fm_bop_udelay(3000, &buf[pkt_size], buf_size - pkt_size);	/* delay 3ms */
	/* a3 set OSC clock output to fm */
	pkt_size += fm_bop_top_write(0x50, 0x00000003, &buf[pkt_size], buf_size - pkt_size);	/* wr 50 3 */
	/* a4 release HW clock gating */
	pkt_size += fm_bop_top_write(0x50, 0x00000007, &buf[pkt_size], buf_size - pkt_size);	/* wr 50 7 */
	/* set I2S current driving */
	pkt_size += fm_bop_top_write(0x000, 0x00000000, &buf[pkt_size], buf_size - pkt_size);	/* wr  0 0 */
	/* a5 enable DSP auto clock gating */
	pkt_size += fm_bop_write(0x70, 0x0040, &buf[pkt_size], buf_size - pkt_size);	/* wr 70 0040 */
	/* a7 deemphasis setting */
	pkt_size += fm_bop_modify(0x61, ~DE_EMPHASIS, (de_emphasis << 12), &buf[pkt_size], buf_size - pkt_size);

	/* pkt_size += fm_bop_modify(0x60, OSC_FREQ_MASK, (osc_freq << 4), &buf[pkt_size], buf_size - pkt_size); */

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);

	return pkt_size;
}

/*
 * mt6627_patch_download - Wholechip FM Power Up: step 3, download patch to f/w,
 * @buf - target buf
 * @buf_size - buffer size
 * @seg_num - total segments that this patch divided into
 * @seg_id - No. of Segments: segment that will now be sent
 * @src - patch source buffer
 * @seg_len - segment size: segment that will now be sent
 * return package size
 */
fm_s32 mt6627_patch_download(fm_u8 *buf, fm_s32 buf_size, fm_u8 seg_num, fm_u8 seg_id,
			     const fm_u8 *src, fm_s32 seg_len)
{
	fm_s32 pkt_size = 0;
	fm_u8 *dst = NULL;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_PATCH_DOWNLOAD_OPCODE;
	pkt_size = 4;

	buf[pkt_size++] = seg_num;
	buf[pkt_size++] = seg_id;

	if (seg_len > (buf_size - pkt_size))
		return -1;

	dst = &buf[pkt_size];
	pkt_size += seg_len;

	/* copy patch to tx buffer */
	while (seg_len--) {
		*dst = *src;
		/* pr_debug("%02x ", *dst); */
		src++;
		dst++;
	}

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);
	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x\n", buf[0], buf[1], buf[2],
		buf[3], buf[4], buf[5], buf[6]);

	return pkt_size;
}

/*
 * mt6627_coeff_download - Wholechip FM Power Up: step 3,download coeff to f/w,
 * @buf - target buf
 * @buf_size - buffer size
 * @seg_num - total segments that this patch divided into
 * @seg_id - No. of Segments: segment that will now be sent
 * @src - patch source buffer
 * @seg_len - segment size: segment that will now be sent
 * return package size
 */
fm_s32 mt6627_coeff_download(fm_u8 *buf, fm_s32 buf_size, fm_u8 seg_num, fm_u8 seg_id,
			     const fm_u8 *src, fm_s32 seg_len)
{
	fm_s32 pkt_size = 0;
	fm_u8 *dst = NULL;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_COEFF_DOWNLOAD_OPCODE;
	pkt_size = 4;

	buf[pkt_size++] = seg_num;
	buf[pkt_size++] = seg_id;

	if (seg_len > (buf_size - pkt_size))
		return -1;

	dst = &buf[pkt_size];
	pkt_size += seg_len;

	/* copy patch to tx buffer */
	while (seg_len--) {
		*dst = *src;
		/* pr_debug("%02x ", *dst); */
		src++;
		dst++;
	}

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);
	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x\n", buf[0], buf[1], buf[2],
		buf[3], buf[4], buf[5], buf[6]);

	return pkt_size;
}

#if 0
/*
 * mt6627_hwcoeff_download - Wholechip FM Power Up: step 3,download hwcoeff to f/w,
 * @buf - target buf
 * @buf_size - buffer size
 * @seg_num - total segments that this patch divided into
 * @seg_id - No. of Segments: segment that will now be sent
 * @src - patch source buffer
 * @seg_len - segment size: segment that will now be sent
 * return package size
 */
fm_s32 mt6627_hwcoeff_download(fm_u8 *buf, fm_s32 buf_size, fm_u8 seg_num, fm_u8 seg_id,
			       const fm_u8 *src, fm_s32 seg_len)
{
	fm_s32 pkt_size = 0;
	fm_u8 *dst = NULL;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_HWCOEFF_DOWNLOAD_OPCODE;
	pkt_size = 4;

	buf[pkt_size++] = seg_num;
	buf[pkt_size++] = seg_id;

	if (seg_len > (buf_size - pkt_size))
		return -1;

	dst = &buf[pkt_size];
	pkt_size += seg_len;

	/* copy patch to tx buffer */
	while (seg_len--) {
		*dst = *src;
		/* pr_debug("%02x ", *dst); */
		src++;
		dst++;
	}

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);
	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x\n", buf[0], buf[1], buf[2],
		buf[3], buf[4], buf[5], buf[6]);

	return pkt_size;
}

/*
 * mt6627_rom_download - Wholechip FM Power Up: step 3,download rom to f/w,
 * @buf - target buf
 * @buf_size - buffer size
 * @seg_num - total segments that this patch divided into
 * @seg_id - No. of Segments: segment that will now be sent
 * @src - patch source buffer
 * @seg_len - segment size: segment that will now be sent
 * return package size
 */
fm_s32 mt6627_rom_download(fm_u8 *buf, fm_s32 buf_size, fm_u8 seg_num, fm_u8 seg_id, const fm_u8 *src, fm_s32 seg_len)
{
	fm_s32 pkt_size = 0;
	fm_u8 *dst = NULL;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_ROM_DOWNLOAD_OPCODE;
	pkt_size = 4;

	buf[pkt_size++] = seg_num;
	buf[pkt_size++] = seg_id;

	if (seg_len > (buf_size - pkt_size))
		return -1;

	dst = &buf[pkt_size];
	pkt_size += seg_len;

	/* copy patch to tx buffer */
	while (seg_len--) {
		*dst = *src;
		/* pr_debug("%02x ", *dst); */
		src++;
		dst++;
	}

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);
	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x\n", buf[0], buf[1], buf[2],
		buf[3], buf[4], buf[5], buf[6]);

	return pkt_size;
}
#endif

/*
 * mt6627_pwrup_digital_init - Wholechip FM Power Up: step 4, FM Digital Init: fm_rgf_maincon
 * @buf - target buf
 * @buf_size - buffer size
 * return package size
 */
fm_s32 mt6627_pwrup_digital_init(fm_u8 *buf, fm_s32 buf_size)
{
	fm_s32 pkt_size = 0;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_ENABLE_OPCODE;
	pkt_size = 4;
	/* FM RF&ADPLL divider setting */
	/* D2.1 set cell mode */
	/* wr 30 D3:D2 00:FDD(default),01:both.10: TDD, 11 FDD */
	/* pkt_size += fm_bop_modify(0x30, 0xFFF3, 0x0000, &buf[pkt_size], buf_size - pkt_size); */
	/* D2.2 set ADPLL divider */
	pkt_size += fm_bop_write(0x21, 0xE000, &buf[pkt_size], buf_size - pkt_size);	/* wr 21 E000 */
	/* D2.3 set SDM coeff0_H */
	pkt_size += fm_bop_write(0xD8, 0x03F0, &buf[pkt_size], buf_size - pkt_size);	/* wr D8 0x03F0 */
	/* D2.4 set SDM coeff0_L */
	pkt_size += fm_bop_write(0xD9, 0x3F04, &buf[pkt_size], buf_size - pkt_size);	/* wr D9 0x3F04 */
	/* D2.5 set SDM coeff1_H */
	pkt_size += fm_bop_write(0xDA, 0x0014, &buf[pkt_size], buf_size - pkt_size);	/* wr DA 0x0014 */
	/* D2.6 set SDM coeff1_L */
	pkt_size += fm_bop_write(0xDB, 0x2A38, &buf[pkt_size], buf_size - pkt_size);	/* wr DB 0x2A38 */
	/* D2.7 set 26M clock */
	pkt_size += fm_bop_write(0x23, 0x4000, &buf[pkt_size], buf_size - pkt_size);	/* wr 23 4000 */

	/* FM Digital Init: fm_rgf_maincon */
	/* E4 */
	pkt_size += fm_bop_write(0x6A, 0x0021, &buf[pkt_size], buf_size - pkt_size);	/* wr 6A 0021 */
	pkt_size += fm_bop_write(0x6B, 0x0021, &buf[pkt_size], buf_size - pkt_size);	/* wr 6B 0021 */
	/* E5 */
	pkt_size += fm_bop_top_write(0x50, 0x0000000F, &buf[pkt_size], buf_size - pkt_size);	/* wr 50 f */
	/* E6 */
	pkt_size += fm_bop_modify(0x61, 0xFFFD, 0x0002, &buf[pkt_size], buf_size - pkt_size);	/* wr 61 D1=1 */
	/* E7 */
	pkt_size += fm_bop_modify(0x61, 0xFFFE, 0x0000, &buf[pkt_size], buf_size - pkt_size);	/* wr 61 D0=0 */
	/* E8 */
	pkt_size += fm_bop_udelay(100000, &buf[pkt_size], buf_size - pkt_size);	/* delay 100ms */
	/* E9 */
	pkt_size += fm_bop_rd_until(0x64, 0x001F, 0x0002, &buf[pkt_size], buf_size - pkt_size);	/* Poll 64[0~4] = 2 */

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);

	return pkt_size;
}

/*
 * mt6627_pwrup_fine_tune - Wholechip FM Power Up: step 5, FM RF fine tune setting
 * @buf - target buf
 * @buf_size - buffer size
 * return package size
 */
fm_s32 mt6627_pwrup_fine_tune(fm_u8 *buf, fm_s32 buf_size)
{
	fm_s32 pkt_size = 0;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_ENABLE_OPCODE;
	pkt_size = 4;

	/* F1 set host control RF register */
	pkt_size += fm_bop_top_write(0x50, 0x00000007, &buf[pkt_size], buf_size - pkt_size);
	/* F2 fine tune RF setting */
	pkt_size += fm_bop_write(0x01, 0xBEE8, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_write(0x03, 0xF6ED, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_write(0x15, 0x0D80, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_write(0x16, 0x0068, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_write(0x17, 0x092A, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_write(0x34, 0x807F, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_write(0x35, 0x311E, &buf[pkt_size], buf_size - pkt_size);
	/* F1 set DSP control RF register */
	pkt_size += fm_bop_top_write(0x50, 0x0000000F, &buf[pkt_size], buf_size - pkt_size);

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);

	return pkt_size;
}

/*
 * mt6627_pwrdown - Wholechip FM Power down: Digital Modem Power Down
 * @buf - target buf
 * @buf_size - buffer size
 * return package size
 */
fm_s32 mt6627_pwrdown(fm_u8 *buf, fm_s32 buf_size)
{
	fm_s32 pkt_size = 0;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_ENABLE_OPCODE;
	pkt_size = 4;
	/* A1:set audio output I2S Tx mode: */
	pkt_size += fm_bop_modify(0x9B, 0xFFF8, 0x0000, &buf[pkt_size], buf_size - pkt_size);

	/* B0:Disable HW clock control */
	pkt_size += fm_bop_top_write(0x50, 0x330F, &buf[pkt_size], buf_size - pkt_size);
	/* B1:Reset ASIP */
	pkt_size += fm_bop_write(0x61, 0x0001, &buf[pkt_size], buf_size - pkt_size);
	/* B2:digital core + digital rgf reset */
	pkt_size += fm_bop_modify(0x6E, 0xFFF8, 0x0000, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_modify(0x6E, 0xFFF8, 0x0000, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_modify(0x6E, 0xFFF8, 0x0000, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_modify(0x6E, 0xFFF8, 0x0000, &buf[pkt_size], buf_size - pkt_size);
	/* B3:Disable all clock */
	pkt_size += fm_bop_top_write(0x50, 0x0000, &buf[pkt_size], buf_size - pkt_size);
	/* B4:Reset rgfrf */
	pkt_size += fm_bop_top_write(0x50, 0x4000, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_top_write(0x50, 0x0000, &buf[pkt_size], buf_size - pkt_size);
	/* MTCMOS power off */
	/* C0:disable MTCMOS */
	pkt_size += fm_bop_top_write(0x60, 0x0005, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_top_write(0x60, 0x0015, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_top_write(0x60, 0x0035, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_top_write(0x60, 0x0030, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_top_rd_until(0x60, 0x0000000A, 0x0, &buf[pkt_size], buf_size - pkt_size);

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);

	return pkt_size;
}

/*
 * mt6627_rampdown - f/w will wait for STC_DONE interrupt
 * @buf - target buf
 * @buf_size - buffer size
 * return package size
 */
fm_s32 mt6627_rampdown(fm_u8 *buf, fm_s32 buf_size)
{
	fm_s32 pkt_size = 0;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_RAMPDOWN_OPCODE;
	pkt_size = 4;

	/* Clear DSP state */
	pkt_size += fm_bop_modify(FM_MAIN_CTRL, 0xFFF0, 0x0000, &buf[pkt_size], buf_size - pkt_size);
	/* Set DSP ramp down state */
	pkt_size += fm_bop_modify(FM_MAIN_CTRL, 0xFFFF, RAMP_DOWN, &buf[pkt_size], buf_size - pkt_size);
	/* @Wait for STC_DONE interrupt@ */
	pkt_size += fm_bop_rd_until(FM_MAIN_INTR, FM_INTR_STC_DONE, FM_INTR_STC_DONE, &buf[pkt_size],
				    buf_size - pkt_size);
	/* Clear DSP ramp down state */
	pkt_size += fm_bop_modify(FM_MAIN_CTRL, (~RAMP_DOWN), 0x0000, &buf[pkt_size], buf_size - pkt_size);
	/* Write 1 clear the STC_DONE interrupt status flag */
	pkt_size += fm_bop_modify(FM_MAIN_INTR, 0xFFFF, FM_INTR_STC_DONE, &buf[pkt_size], buf_size - pkt_size);

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);

	return pkt_size;
}

/*
 * mt6627_tune - execute tune action,
 * @buf - target buf
 * @buf_size - buffer size
 * @freq - 760 ~ 1080, 100KHz unit
 * return package size
 */
fm_s32 mt6627_tune(fm_u8 *buf, fm_s32 buf_size, fm_u16 freq, fm_u16 chan_para)
{
	/* #define FM_TUNE_USE_POLL */
	fm_s32 pkt_size = 0;

	if (buf_size < TX_BUF_SIZE)
		return -1;
/*
    if (0 == fm_get_channel_space(freq)) {
	freq *= 10;
    }

    freq = (freq - 6400) * 2 / 10;
*/
	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_TUNE_OPCODE;
	pkt_size = 4;

	/* Set desired channel & channel parameter */
#ifdef FM_TUNE_USE_POLL
	pkt_size += fm_bop_write(0x6A, 0x0000, &buf[pkt_size], buf_size - pkt_size);
	pkt_size += fm_bop_write(0x6B, 0x0000, &buf[pkt_size], buf_size - pkt_size);
#endif
	pkt_size += fm_bop_modify(FM_MAIN_CTRL, 0xFFF8, TUNE, &buf[pkt_size], buf_size - pkt_size);
	/* Wait for STC_DONE interrupt */
#ifdef FM_TUNE_USE_POLL
	pkt_size += fm_bop_rd_until(FM_MAIN_INTR, FM_INTR_STC_DONE, FM_INTR_STC_DONE, &buf[pkt_size],
				    buf_size - pkt_size);
	/* Write 1 clear the STC_DONE interrupt status flag */
	pkt_size += fm_bop_modify(FM_MAIN_INTR, 0xFFFF, FM_INTR_STC_DONE, &buf[pkt_size], buf_size - pkt_size);
#endif
	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);

	return pkt_size;
}

/*
 * mt6627_full_cqi_req - execute request cqi info action,
 * @buf - target buf
 * @buf_size - buffer size
 * @freq - 7600 ~ 10800, freq array
 * @cnt - channel count
 * @type - request type, 1: a single channel; 2: multi channel; 3:multi channel with 100Khz step; 4: multi channel with 50Khz step
 *
 * return package size
 */
fm_s32 mt6627_full_cqi_req(fm_u8 *buf, fm_s32 buf_size, fm_u16 *freq, fm_s32 cnt, fm_s32 type)
{
	fm_s32 pkt_size = 0;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_SOFT_MUTE_TUNE_OPCODE;
	pkt_size = 4;

	switch (type) {
	case 1:
		buf[pkt_size] = 0x0001;
		pkt_size++;
		buf[pkt_size] = (fm_u8) ((*freq) & 0x00FF);
		pkt_size++;
		buf[pkt_size] = (fm_u8) ((*freq >> 8) & 0x00FF);
		pkt_size++;
		break;
	case 2:
		buf[pkt_size] = 0x0002;
		pkt_size++;
		break;
	case 3:
		buf[pkt_size] = 0x0003;
		pkt_size++;
		break;
	case 4:
		buf[pkt_size] = 0x0004;
		pkt_size++;
		break;
	default:
		buf[pkt_size] = (fm_u16) type;
		pkt_size++;
		break;
	}

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);

	return pkt_size;
}

/*
 * mt6627_seek - execute seek action,
 * @buf - target buf
 * @buf_size - buffer size
 * @seekdir - 0=seek up, 1=seek down
 * @space - step, 50KHz:001, 100KHz:010, 200KHz:100
 * @max_freq - upper bound
 * @min_freq - lower bound
 * return package size
 */
fm_s32 mt6627_seek(fm_u8 *buf, fm_s32 buf_size, fm_u16 seekdir, fm_u16 space, fm_u16 max_freq, fm_u16 min_freq)
{
	fm_s32 pkt_size = 0;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	if (0 == fm_get_channel_space(max_freq))
		max_freq *= 10;

	if (0 == fm_get_channel_space(min_freq))
		min_freq *= 10;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_SEEK_OPCODE;
	pkt_size = 4;

	/* Program seek direction */
	if (seekdir == 0)
		pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0xFBFF, 0x0000, &buf[pkt_size], buf_size - pkt_size);
	else
		pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0xFBFF, 0x0400, &buf[pkt_size], buf_size - pkt_size);

	/* Program scan channel spacing */
	if (space == 1)
		pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0x8FFF, 0x1000, &buf[pkt_size], buf_size - pkt_size);
	else if (space == 2)
		pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0x8FFF, 0x2000, &buf[pkt_size], buf_size - pkt_size);
	else if (space == 4)
		pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0x8FFF, 0x4000, &buf[pkt_size], buf_size - pkt_size);

	/* enable wrap , if it is not auto scan function, 0x66[11] 0=no wrarp, 1=wrap */
	pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0xF7FF, 0x0800, &buf[pkt_size], buf_size - pkt_size);
	/* 0x66[9:0] freq upper bound */

	max_freq = (max_freq - 6400) * 2 / 10;

	pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0xFC00, max_freq, &buf[pkt_size], buf_size - pkt_size);
	/* 0x67[9:0] freq lower bound */

	min_freq = (min_freq - 6400) * 2 / 10;

	pkt_size += fm_bop_modify(FM_MAIN_CFG2, 0xFC00, min_freq, &buf[pkt_size], buf_size - pkt_size);
	/* Enable hardware controlled seeking sequence */
	pkt_size += fm_bop_modify(FM_MAIN_CTRL, 0xFFF8, SEEK, &buf[pkt_size], buf_size - pkt_size);

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);

	return pkt_size;
}

/*
 * mt6627_scan - execute scan action,
 * @buf - target buf
 * @buf_size - buffer size
 * @scandir - 0=seek up, 1=seek down
 * @space - step, 50KHz:001, 100KHz:010, 200KHz:100
 * @max_freq - upper bound
 * @min_freq - lower bound
 * return package size
 */
fm_s32 mt6627_scan(fm_u8 *buf, fm_s32 buf_size, fm_u16 scandir, fm_u16 space, fm_u16 max_freq, fm_u16 min_freq)
{
	fm_s32 pkt_size = 0;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	if (0 == fm_get_channel_space(max_freq))
		max_freq *= 10;

	if (0 == fm_get_channel_space(min_freq))
		min_freq *= 10;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_SCAN_OPCODE;
	pkt_size = 4;

	/* Program seek direction */
	if (scandir == 0)
		pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0xFBFF, 0x0000, &buf[pkt_size], buf_size - pkt_size);
		/* 0x66[10] = 0, seek up */
	else
		pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0xFFFF, 0x0400, &buf[pkt_size], buf_size - pkt_size);
		/* 0x66[10] = 1, seek down */

	/* Program scan channel spacing */
	if (space == 1) {
		pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0x8FFF, 0x1000, &buf[pkt_size], buf_size - pkt_size);
		/* clear 0x66[14:12] then 0x66[14:12]=001 */
	} else if (space == 2) {
		pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0x8FFF, 0x2000, &buf[pkt_size], buf_size - pkt_size);
		/* clear 0x66[14:12] then 0x66[14:12]=010 */
	} else if (space == 4) {
		pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0x8FFF, 0x4000, &buf[pkt_size], buf_size - pkt_size);
		/* clear 0x66[14:12] then 0x66[14:12]=100 */
	}
	/* disable wrap , if it is auto scan function, 0x66[11] 0=no wrarp, 1=wrap */
	pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0xF7FF, 0x0000, &buf[pkt_size], buf_size - pkt_size);
	/* 0x66[11] = 0, no wrap */
	/* 0x66[9:0] freq upper bound */

	max_freq = (max_freq - 6400) * 2 / 10;

	pkt_size += fm_bop_modify(FM_MAIN_CFG1, 0xFC00, max_freq, &buf[pkt_size], buf_size - pkt_size);
	/* 0x67[9:0] freq lower bound */

	min_freq = (min_freq - 6400) * 2 / 10;

	pkt_size += fm_bop_modify(FM_MAIN_CFG2, 0xFC00, min_freq, &buf[pkt_size], buf_size - pkt_size);
	/* Enable hardware controlled scanning sequence */
	pkt_size += fm_bop_modify(FM_MAIN_CTRL, 0xFFF8, SCAN, &buf[pkt_size], buf_size - pkt_size);
	/* 0x63[1] = 1 */

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);

	return pkt_size;
}

fm_s32 mt6627_cqi_get(fm_u8 *buf, fm_s32 buf_size)
{
	fm_s32 pkt_size = 0;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_SCAN_OPCODE;
	pkt_size = 4;

	pkt_size += fm_bop_modify(FM_MAIN_CTRL, 0xFFF0, 0x0000, &buf[pkt_size], buf_size - pkt_size);
	/* wr 63 bit0~2 0 */
	pkt_size += fm_bop_modify(FM_MAIN_CTRL, ~CQI_READ, CQI_READ, &buf[pkt_size], buf_size - pkt_size);
	/* wr 63 bit3 1 */

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);

	return pkt_size;
}

fm_s32 mt6627_get_reg(fm_u8 *buf, fm_s32 buf_size, fm_u8 addr)
{
	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FSPI_READ_OPCODE;
	buf[2] = 0x01;
	buf[3] = 0x00;
	buf[4] = addr;

	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x\n", buf[0], buf[1], buf[2], buf[3], buf[4]);
	return 5;
}

fm_s32 mt6627_set_reg(fm_u8 *buf, fm_s32 buf_size, fm_u8 addr, fm_u16 value)
{
	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FSPI_WRITE_OPCODE;
	buf[2] = 0x03;
	buf[3] = 0x00;
	buf[4] = addr;
	buf[5] = (fm_u8) ((value) & 0x00FF);
	buf[6] = (fm_u8) ((value >> 8) & 0x00FF);

	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x\n", buf[0], buf[1], buf[2],
		buf[3], buf[4], buf[5], buf[6]);
	return 7;
}

fm_s32 mt6627_set_bits_reg(fm_u8 *buf, fm_s32 buf_size, fm_u8 addr, fm_u16 bits, fm_u16 mask)
{
	fm_s32 pkt_size = 0;

	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = 0x11;		/* 0x11 this opcode won't be parsed as an opcode, so set here as spcial case. */
	pkt_size = 4;
	pkt_size += fm_bop_modify(addr, mask, bits, &buf[pkt_size], buf_size - pkt_size);

	buf[2] = (fm_u8) ((pkt_size - 4) & 0x00FF);
	buf[3] = (fm_u8) (((pkt_size - 4) >> 8) & 0x00FF);

	return pkt_size;
}

/*top register read*/
fm_s32 mt6627_top_get_reg(fm_u8 *buf, fm_s32 buf_size, fm_u16 addr)
{
	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = CSPI_READ_OPCODE;
	buf[2] = 0x03;
	buf[3] = 0x00;
	buf[4] = 0x04;		/* top 04,fm 02 */
	buf[5] = (fm_u8) ((addr) & 0x00FF);
	buf[6] = (fm_u8) ((addr >> 8) & 0x00FF);

	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x\n", buf[0], buf[1], buf[2],
		buf[3], buf[4], buf[5], buf[6]);
	return 7;
}

fm_s32 mt6627_top_set_reg(fm_u8 *buf, fm_s32 buf_size, fm_u16 addr, fm_u32 value)
{
	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = CSPI_WRITE_OPCODE;
	buf[2] = 0x07;
	buf[3] = 0x00;
	buf[4] = 0x04;		/* top 04,fm 02 */
	buf[5] = (fm_u8) ((addr) & 0x00FF);
	buf[6] = (fm_u8) ((addr >> 8) & 0x00FF);
	buf[7] = (fm_u8) ((value) & 0x00FF);
	buf[8] = (fm_u8) ((value >> 8) & 0x00FF);
	buf[9] = (fm_u8) ((value >> 16) & 0x00FF);
	buf[10] = (fm_u8) ((value >> 24) & 0x00FF);

	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n", buf[0],
		buf[1], buf[2], buf[3], buf[4], buf[5], buf[6], buf[7], buf[8], buf[9], buf[10]);
	return 11;
}

/*host register read*/
fm_s32 mt6627_host_get_reg(fm_u8 *buf, fm_s32 buf_size, fm_u32 addr)
{
	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_HOST_READ_OPCODE;
	buf[2] = 0x04;
	buf[3] = 0x00;
	buf[4] = (fm_u8) ((addr) & 0x00FF);
	buf[5] = (fm_u8) ((addr >> 8) & 0x00FF);
	buf[6] = (fm_u8) ((addr >> 16) & 0x00FF);
	buf[7] = (fm_u8) ((addr >> 24) & 0x00FF);

	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x %02x\n", buf[0], buf[1], buf[2],
		buf[3], buf[4], buf[5], buf[6], buf[7]);
	return 8;
}

fm_s32 mt6627_host_set_reg(fm_u8 *buf, fm_s32 buf_size, fm_u32 addr, fm_u32 value)
{
	if (buf_size < TX_BUF_SIZE)
		return -1;

	buf[0] = FM_TASK_COMMAND_PKT_TYPE;
	buf[1] = FM_HOST_WRITE_OPCODE;
	buf[2] = 0x08;
	buf[3] = 0x00;
	buf[4] = (fm_u8) ((addr) & 0x00FF);
	buf[5] = (fm_u8) ((addr >> 8) & 0x00FF);
	buf[6] = (fm_u8) ((addr >> 16) & 0x00FF);
	buf[7] = (fm_u8) ((addr >> 24) & 0x00FF);
	buf[8] = (fm_u8) ((value) & 0x00FF);
	buf[9] = (fm_u8) ((value >> 8) & 0x00FF);
	buf[10] = (fm_u8) ((value >> 16) & 0x00FF);
	buf[11] = (fm_u8) ((value >> 24) & 0x00FF);

	WCN_DBG(FM_DBG | CHIP, "%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
		buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6], buf[7], buf[8], buf[9], buf[10], buf[11]);
	return 12;
}