/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * FCI FC2580 silicon tuner driver
 *
 * Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
 */

#ifndef FC2580_PRIV_H
#define FC2580_PRIV_H

#include "fc2580.h"
#include <media/v4l2-ctrls.h>
#include <media/v4l2-subdev.h>
#include <linux/regmap.h>
#include <linux/math64.h>

struct fc2580_reg_val {
        u8 reg;
        u8 val;
};

static const struct fc2580_reg_val fc2580_init_reg_vals[] = {
        {0x00, 0x00},
        {0x12, 0x86},
        {0x14, 0x5c},
        {0x16, 0x3c},
        {0x1f, 0xd2},
        {0x09, 0xd7},
        {0x0b, 0xd5},
        {0x0c, 0x32},
        {0x0e, 0x43},
        {0x21, 0x0a},
        {0x22, 0x82},
        {0x45, 0x10},
        {0x4c, 0x00},
        {0x3f, 0x88},
        {0x02, 0x0e},
        {0x58, 0x14},
};

struct fc2580_pll {
        u32 freq;
        u8 div_out;
        u8 band;
};

static const struct fc2580_pll fc2580_pll_lut[] = {
        /*                            VCO min    VCO max */
        { 400000000, 12, 0x80}, /* .......... 4800000000 */
        {1000000000,  4, 0x00}, /* 1600000000 4000000000 */
        {0xffffffff,  2, 0x40}, /* 2000000000 .......... */
};

struct fc2580_if_filter {
        u32 freq;
        u8 r36_val;
        u8 r39_val;
};

static const struct fc2580_if_filter fc2580_if_filter_lut[] = {
        {   6000000, 0x18, 0x00},
        {   7000000, 0x18, 0x80},
        {   8000000, 0x18, 0x80},
        {0xffffffff, 0x18, 0x80},
};

struct fc2580_freq_regs {
        u32 freq;
        u8 r25_val;
        u8 r27_val;
        u8 r28_val;
        u8 r29_val;
        u8 r2b_val;
        u8 r2c_val;
        u8 r2d_val;
        u8 r30_val;
        u8 r44_val;
        u8 r50_val;
        u8 r53_val;
        u8 r5f_val;
        u8 r61_val;
        u8 r62_val;
        u8 r63_val;
        u8 r67_val;
        u8 r68_val;
        u8 r69_val;
        u8 r6a_val;
        u8 r6b_val;
        u8 r6c_val;
        u8 r6d_val;
        u8 r6e_val;
        u8 r6f_val;
};

/* XXX: 0xff is used for don't-care! */
static const struct fc2580_freq_regs fc2580_freq_regs_lut[] = {
        { 400000000,
                0xff, 0x77, 0x33, 0x40, 0xff, 0xff, 0xff, 0x09, 0xff, 0x8c,
                0x50, 0x0f, 0x07, 0x00, 0x15, 0x03, 0x05, 0x10, 0x12, 0x08,
                0x0a, 0x78, 0x32, 0x54},
        { 538000000,
                0xf0, 0x77, 0x53, 0x60, 0xff, 0xff, 0x9f, 0x09, 0xff, 0x8c,
                0x50, 0x13, 0x07, 0x06, 0x15, 0x06, 0x08, 0x10, 0x12, 0x0b,
                0x0c, 0x78, 0x32, 0x14},
        { 794000000,
                0xf0, 0x77, 0x53, 0x60, 0xff, 0xff, 0x9f, 0x09, 0xff, 0x8c,
                0x50, 0x15, 0x03, 0x03, 0x15, 0x03, 0x05, 0x0c, 0x0e, 0x0b,
                0x0c, 0x78, 0x32, 0x14},
        {1000000000,
                0xf0, 0x77, 0x53, 0x60, 0xff, 0xff, 0x8f, 0x09, 0xff, 0x8c,
                0x50, 0x15, 0x07, 0x06, 0x15, 0x07, 0x09, 0x10, 0x12, 0x0b,
                0x0c, 0x78, 0x32, 0x14},
        {0xffffffff,
                0xff, 0xff, 0xff, 0xff, 0x70, 0x37, 0xe7, 0x09, 0x20, 0x8c,
                0x50, 0x0f, 0x0f, 0x00, 0x13, 0x00, 0x02, 0x0c, 0x0e, 0x08,
                0x0a, 0xa0, 0x50, 0x14},
};

struct fc2580_dev {
        u32 clk;
        struct i2c_client *client;
        struct regmap *regmap;
        struct v4l2_subdev subdev;
        bool active;
        unsigned int f_frequency;
        unsigned int f_bandwidth;

        /* Controls */
        struct v4l2_ctrl_handler hdl;
        struct v4l2_ctrl *bandwidth_auto;
        struct v4l2_ctrl *bandwidth;
};

#endif