root/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2.c
// SPDX-License-Identifier: GPL-2.0
/*
 * cxd2880_tnrdmd_dvbt2.c
 * Sony CXD2880 DVB-T2/T tuner + demodulator driver
 * control functions for DVB-T2
 *
 * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation
 */

#include <media/dvb_frontend.h>

#include "cxd2880_tnrdmd_dvbt2.h"
#include "cxd2880_tnrdmd_dvbt2_mon.h"

static const struct cxd2880_reg_value tune_dmd_setting_seq1[] = {
        {0x00, 0x00}, {0x31, 0x02},
};

static const struct cxd2880_reg_value tune_dmd_setting_seq2[] = {
        {0x00, 0x04}, {0x5d, 0x0b},
};

static int x_tune_dvbt2_demod_setting(struct cxd2880_tnrdmd
                                      *tnr_dmd,
                                      enum cxd2880_dtv_bandwidth
                                      bandwidth,
                                      enum cxd2880_tnrdmd_clockmode
                                      clk_mode)
{
        static const u8 tsif_settings[2] = { 0x01, 0x01 };
        static const u8 init_settings[14] = {
                0x07, 0x06, 0x01, 0xf0, 0x00, 0x00, 0x04, 0xb0, 0x00, 0x00,
                0x09, 0x9c, 0x0e, 0x4c
        };
        static const u8 clk_mode_settings_a1[9] = {
                0x52, 0x49, 0x2c, 0x51, 0x51, 0x3d, 0x15, 0x29, 0x0c
        };

        static const u8 clk_mode_settings_b1[9] = {
                0x5d, 0x55, 0x32, 0x5c, 0x5c, 0x45, 0x17, 0x2e, 0x0d
        };

        static const u8 clk_mode_settings_c1[9] = {
                0x60, 0x00, 0x34, 0x5e, 0x5e, 0x47, 0x18, 0x2f, 0x0e
        };

        static const u8 clk_mode_settings_a2[13] = {
                0x04, 0xe7, 0x94, 0x92, 0x09, 0xcf, 0x7e, 0xd0, 0x49,
                0xcd, 0xcd, 0x1f, 0x5b
        };

        static const u8 clk_mode_settings_b2[13] = {
                0x05, 0x90, 0x27, 0x55, 0x0b, 0x20, 0x8f, 0xd6, 0xea,
                0xc8, 0xc8, 0x23, 0x91
        };

        static const u8 clk_mode_settings_c2[13] = {
                0x05, 0xb8, 0xd8, 0x00, 0x0b, 0x72, 0x93, 0xf3, 0x00,
                0xcd, 0xcd, 0x24, 0x95
        };

        static const u8 clk_mode_settings_a3[5] = {
                0x0b, 0x6a, 0xc9, 0x03, 0x33
        };
        static const u8 clk_mode_settings_b3[5] = {
                0x01, 0x02, 0xe4, 0x03, 0x39
        };
        static const u8 clk_mode_settings_c3[5] = {
                0x01, 0x02, 0xeb, 0x03, 0x3b
        };

        static const u8 gtdofst[2] = { 0x3f, 0xff };

        static const u8 bw8_gtdofst_a[2] = { 0x19, 0xd2 };
        static const u8 bw8_nomi_ac[6] = { 0x15, 0x00, 0x00, 0x00, 0x00, 0x00 };
        static const u8 bw8_nomi_b[6] = { 0x14, 0x6a, 0xaa, 0xaa, 0xab, 0x00 };
        static const u8 bw8_sst_a[2] = { 0x06, 0x2a };
        static const u8 bw8_sst_b[2] = { 0x06, 0x29 };
        static const u8 bw8_sst_c[2] = { 0x06, 0x28 };
        static const u8 bw8_mrc_a[9] = {
                0x28, 0x00, 0x50, 0x00, 0x60, 0x00, 0x00, 0x90, 0x00
        };
        static const u8 bw8_mrc_b[9] = {
                0x2d, 0x5e, 0x5a, 0xbd, 0x6c, 0xe3, 0x00, 0xa3, 0x55
        };
        static const u8 bw8_mrc_c[9] = {
                0x2e, 0xaa, 0x5d, 0x55, 0x70, 0x00, 0x00, 0xa8, 0x00
        };

        static const u8 bw7_nomi_ac[6] = { 0x18, 0x00, 0x00, 0x00, 0x00, 0x00 };
        static const u8 bw7_nomi_b[6] = { 0x17, 0x55, 0x55, 0x55, 0x55, 0x00 };
        static const u8 bw7_sst_a[2] = { 0x06, 0x23 };
        static const u8 bw7_sst_b[2] = { 0x06, 0x22 };
        static const u8 bw7_sst_c[2] = { 0x06, 0x21 };
        static const u8 bw7_mrc_a[9] = {
                0x2d, 0xb6, 0x5b, 0x6d, 0x6d, 0xb6, 0x00, 0xa4, 0x92
        };
        static const u8 bw7_mrc_b[9] = {
                0x33, 0xda, 0x67, 0xb4, 0x7c, 0x71, 0x00, 0xba, 0xaa
        };
        static const u8 bw7_mrc_c[9] = {
                0x35, 0x55, 0x6a, 0xaa, 0x80, 0x00, 0x00, 0xc0, 0x00
        };

        static const u8 bw6_nomi_ac[6] = { 0x1c, 0x00, 0x00, 0x00, 0x00, 0x00 };
        static const u8 bw6_nomi_b[6] = { 0x1b, 0x38, 0xe3, 0x8e, 0x39, 0x00 };
        static const u8 bw6_sst_a[2] = { 0x06, 0x1c };
        static const u8 bw6_sst_b[2] = { 0x06, 0x1b };
        static const u8 bw6_sst_c[2] = { 0x06, 0x1a };
        static const u8 bw6_mrc_a[9] = {
                0x35, 0x55, 0x6a, 0xaa, 0x80, 0x00, 0x00, 0xc0, 0x00
        };
        static const u8 bw6_mrc_b[9] = {
                0x3c, 0x7e, 0x78, 0xfc, 0x91, 0x2f, 0x00, 0xd9, 0xc7
        };
        static const u8 bw6_mrc_c[9] = {
                0x3e, 0x38, 0x7c, 0x71, 0x95, 0x55, 0x00, 0xdf, 0xff
        };

        static const u8 bw5_nomi_ac[6] = { 0x21, 0x99, 0x99, 0x99, 0x9a, 0x00 };
        static const u8 bw5_nomi_b[6] = { 0x20, 0xaa, 0xaa, 0xaa, 0xab, 0x00 };
        static const u8 bw5_sst_a[2] = { 0x06, 0x15 };
        static const u8 bw5_sst_b[2] = { 0x06, 0x15 };
        static const u8 bw5_sst_c[2] = { 0x06, 0x14 };
        static const u8 bw5_mrc_a[9] = {
                0x40, 0x00, 0x6a, 0xaa, 0x80, 0x00, 0x00, 0xe6, 0x66
        };
        static const u8 bw5_mrc_b[9] = {
                0x48, 0x97, 0x78, 0xfc, 0x91, 0x2f, 0x01, 0x05, 0x55
        };
        static const u8 bw5_mrc_c[9] = {
                0x4a, 0xaa, 0x7c, 0x71, 0x95, 0x55, 0x01, 0x0c, 0xcc
        };

        static const u8 bw1_7_nomi_a[6] = {
                0x68, 0x0f, 0xa2, 0x32, 0xcf, 0x03
        };
        static const u8 bw1_7_nomi_c[6] = {
                0x68, 0x0f, 0xa2, 0x32, 0xcf, 0x03
        };
        static const u8 bw1_7_nomi_b[6] = {
                0x65, 0x2b, 0xa4, 0xcd, 0xd8, 0x03
        };
        static const u8 bw1_7_sst_a[2] = { 0x06, 0x0c };
        static const u8 bw1_7_sst_b[2] = { 0x06, 0x0c };
        static const u8 bw1_7_sst_c[2] = { 0x06, 0x0b };
        static const u8 bw1_7_mrc_a[9] = {
                0x40, 0x00, 0x6a, 0xaa, 0x80, 0x00, 0x02, 0xc9, 0x8f
        };
        static const u8 bw1_7_mrc_b[9] = {
                0x48, 0x97, 0x78, 0xfc, 0x91, 0x2f, 0x03, 0x29, 0x5d
        };
        static const u8 bw1_7_mrc_c[9] = {
                0x4a, 0xaa, 0x7c, 0x71, 0x95, 0x55, 0x03, 0x40, 0x7d
        };

        const u8 *data = NULL;
        const u8 *data2 = NULL;
        const u8 *data3 = NULL;
        int ret;

        if (!tnr_dmd)
                return -EINVAL;

        ret = cxd2880_io_write_multi_regs(tnr_dmd->io,
                                          CXD2880_IO_TGT_SYS,
                                          tune_dmd_setting_seq1,
                                          ARRAY_SIZE(tune_dmd_setting_seq1));
        if (ret)
                return ret;

        ret = cxd2880_io_write_multi_regs(tnr_dmd->io,
                                          CXD2880_IO_TGT_DMD,
                                          tune_dmd_setting_seq2,
                                          ARRAY_SIZE(tune_dmd_setting_seq2));
        if (ret)
                return ret;

        if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_SUB) {
                ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                             CXD2880_IO_TGT_DMD,
                                             0x00, 0x00);
                if (ret)
                        return ret;

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0xce, tsif_settings, 2);
                if (ret)
                        return ret;
        }

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x00, 0x20);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x8a, init_settings[0]);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x90, init_settings[1]);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x00, 0x25);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                      CXD2880_IO_TGT_DMD,
                                      0xf0, &init_settings[2], 2);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x00, 0x2a);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0xdc, init_settings[4]);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0xde, init_settings[5]);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x00, 0x2d);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                      CXD2880_IO_TGT_DMD,
                                      0x73, &init_settings[6], 4);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                      CXD2880_IO_TGT_DMD,
                                      0x8f, &init_settings[10], 4);
        if (ret)
                return ret;

        switch (clk_mode) {
        case CXD2880_TNRDMD_CLOCKMODE_A:
                data = clk_mode_settings_a1;
                data2 = clk_mode_settings_a2;
                data3 = clk_mode_settings_a3;
                break;
        case CXD2880_TNRDMD_CLOCKMODE_B:
                data = clk_mode_settings_b1;
                data2 = clk_mode_settings_b2;
                data3 = clk_mode_settings_b3;
                break;
        case CXD2880_TNRDMD_CLOCKMODE_C:
                data = clk_mode_settings_c1;
                data2 = clk_mode_settings_c2;
                data3 = clk_mode_settings_c3;
                break;
        default:
                return -EINVAL;
        }

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x00, 0x04);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                      CXD2880_IO_TGT_DMD,
                                      0x1d, &data[0], 3);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x22, data[3]);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x24, data[4]);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x26, data[5]);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                      CXD2880_IO_TGT_DMD,
                                      0x29, &data[6], 2);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x2d, data[8]);
        if (ret)
                return ret;

        if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_SUB) {
                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x2e, &data2[0], 6);
                if (ret)
                        return ret;

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x35, &data2[6], 7);
                if (ret)
                        return ret;
        }

        ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                      CXD2880_IO_TGT_DMD,
                                      0x3c, &data3[0], 2);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                      CXD2880_IO_TGT_DMD,
                                      0x56, &data3[2], 3);
        if (ret)
                return ret;

        switch (bandwidth) {
        case CXD2880_DTV_BW_8_MHZ:
                switch (clk_mode) {
                case CXD2880_TNRDMD_CLOCKMODE_A:
                case CXD2880_TNRDMD_CLOCKMODE_C:
                        data = bw8_nomi_ac;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_B:
                        data = bw8_nomi_b;
                        break;
                default:
                        return -EINVAL;
                }

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x10, data, 6);
                if (ret)
                        return ret;

                ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                             CXD2880_IO_TGT_DMD,
                                             0x4a, 0x00);
                if (ret)
                        return ret;

                switch (clk_mode) {
                case CXD2880_TNRDMD_CLOCKMODE_A:
                        data = bw8_gtdofst_a;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_B:
                case CXD2880_TNRDMD_CLOCKMODE_C:
                        data = gtdofst;
                        break;
                default:
                        return -EINVAL;
                }

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x19, data, 2);
                if (ret)
                        return ret;

                switch (clk_mode) {
                case CXD2880_TNRDMD_CLOCKMODE_A:
                        data = bw8_sst_a;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_B:
                        data = bw8_sst_b;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_C:
                        data = bw8_sst_c;
                        break;
                default:
                        return -EINVAL;
                }

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x1b, data, 2);
                if (ret)
                        return ret;

                if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) {
                        switch (clk_mode) {
                        case CXD2880_TNRDMD_CLOCKMODE_A:
                                data = bw8_mrc_a;
                                break;
                        case CXD2880_TNRDMD_CLOCKMODE_B:
                                data = bw8_mrc_b;
                                break;
                        case CXD2880_TNRDMD_CLOCKMODE_C:
                                data = bw8_mrc_c;
                                break;
                        default:
                                return -EINVAL;
                        }

                        ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                                      CXD2880_IO_TGT_DMD,
                                                      0x4b, data, 9);
                        if (ret)
                                return ret;
                }
                break;

        case CXD2880_DTV_BW_7_MHZ:
                switch (clk_mode) {
                case CXD2880_TNRDMD_CLOCKMODE_A:
                case CXD2880_TNRDMD_CLOCKMODE_C:
                        data = bw7_nomi_ac;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_B:
                        data = bw7_nomi_b;
                        break;
                default:
                        return -EINVAL;
                }

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x10, data, 6);
                if (ret)
                        return ret;

                ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                             CXD2880_IO_TGT_DMD,
                                             0x4a, 0x02);
                if (ret)
                        return ret;

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x19, gtdofst, 2);
                if (ret)
                        return ret;

                switch (clk_mode) {
                case CXD2880_TNRDMD_CLOCKMODE_A:
                        data = bw7_sst_a;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_B:
                        data = bw7_sst_b;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_C:
                        data = bw7_sst_c;
                        break;
                default:
                        return -EINVAL;
                }

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x1b, data, 2);
                if (ret)
                        return ret;

                if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) {
                        switch (clk_mode) {
                        case CXD2880_TNRDMD_CLOCKMODE_A:
                                data = bw7_mrc_a;
                                break;
                        case CXD2880_TNRDMD_CLOCKMODE_B:
                                data = bw7_mrc_b;
                                break;
                        case CXD2880_TNRDMD_CLOCKMODE_C:
                                data = bw7_mrc_c;
                                break;
                        default:
                                return -EINVAL;
                        }

                        ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                                      CXD2880_IO_TGT_DMD,
                                                      0x4b, data, 9);
                        if (ret)
                                return ret;
                }
                break;

        case CXD2880_DTV_BW_6_MHZ:
                switch (clk_mode) {
                case CXD2880_TNRDMD_CLOCKMODE_A:
                case CXD2880_TNRDMD_CLOCKMODE_C:
                        data = bw6_nomi_ac;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_B:
                        data = bw6_nomi_b;
                        break;
                default:
                        return -EINVAL;
                }

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x10, data, 6);
                if (ret)
                        return ret;

                ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                             CXD2880_IO_TGT_DMD,
                                             0x4a, 0x04);
                if (ret)
                        return ret;

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x19, gtdofst, 2);
                if (ret)
                        return ret;

                switch (clk_mode) {
                case CXD2880_TNRDMD_CLOCKMODE_A:
                        data = bw6_sst_a;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_B:
                        data = bw6_sst_b;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_C:
                        data = bw6_sst_c;
                        break;
                default:
                        return -EINVAL;
                }

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x1b, data, 2);
                if (ret)
                        return ret;

                if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) {
                        switch (clk_mode) {
                        case CXD2880_TNRDMD_CLOCKMODE_A:
                                data = bw6_mrc_a;
                                break;
                        case CXD2880_TNRDMD_CLOCKMODE_B:
                                data = bw6_mrc_b;
                                break;
                        case CXD2880_TNRDMD_CLOCKMODE_C:
                                data = bw6_mrc_c;
                                break;
                        default:
                                return -EINVAL;
                        }

                        ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                                      CXD2880_IO_TGT_DMD,
                                                      0x4b, data, 9);
                        if (ret)
                                return ret;
                }
                break;

        case CXD2880_DTV_BW_5_MHZ:
                switch (clk_mode) {
                case CXD2880_TNRDMD_CLOCKMODE_A:
                case CXD2880_TNRDMD_CLOCKMODE_C:
                        data = bw5_nomi_ac;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_B:
                        data = bw5_nomi_b;
                        break;
                default:
                        return -EINVAL;
                }

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x10, data, 6);
                if (ret)
                        return ret;

                ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                             CXD2880_IO_TGT_DMD,
                                             0x4a, 0x06);
                if (ret)
                        return ret;

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x19, gtdofst, 2);
                if (ret)
                        return ret;

                switch (clk_mode) {
                case CXD2880_TNRDMD_CLOCKMODE_A:
                        data = bw5_sst_a;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_B:
                        data = bw5_sst_b;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_C:
                        data = bw5_sst_c;
                        break;
                default:
                        return -EINVAL;
                }

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x1b, data, 2);
                if (ret)
                        return ret;

                if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) {
                        switch (clk_mode) {
                        case CXD2880_TNRDMD_CLOCKMODE_A:
                                data = bw5_mrc_a;
                                break;
                        case CXD2880_TNRDMD_CLOCKMODE_B:
                                data = bw5_mrc_b;
                                break;
                        case CXD2880_TNRDMD_CLOCKMODE_C:
                                data = bw5_mrc_c;
                                break;
                        default:
                                return -EINVAL;
                        }

                        ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                                      CXD2880_IO_TGT_DMD,
                                                      0x4b, data, 9);
                        if (ret)
                                return ret;
                }
                break;

        case CXD2880_DTV_BW_1_7_MHZ:

                switch (clk_mode) {
                case CXD2880_TNRDMD_CLOCKMODE_A:
                        data = bw1_7_nomi_a;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_C:
                        data = bw1_7_nomi_c;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_B:
                        data = bw1_7_nomi_b;
                        break;
                default:
                        return -EINVAL;
                }

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x10, data, 6);
                if (ret)
                        return ret;

                ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                             CXD2880_IO_TGT_DMD,
                                             0x4a, 0x03);
                if (ret)
                        return ret;

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x19, gtdofst, 2);
                if (ret)
                        return ret;

                switch (clk_mode) {
                case CXD2880_TNRDMD_CLOCKMODE_A:
                        data = bw1_7_sst_a;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_B:
                        data = bw1_7_sst_b;
                        break;
                case CXD2880_TNRDMD_CLOCKMODE_C:
                        data = bw1_7_sst_c;
                        break;
                default:
                        return -EINVAL;
                }

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x1b, data, 2);
                if (ret)
                        return ret;

                if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) {
                        switch (clk_mode) {
                        case CXD2880_TNRDMD_CLOCKMODE_A:
                                data = bw1_7_mrc_a;
                                break;
                        case CXD2880_TNRDMD_CLOCKMODE_B:
                                data = bw1_7_mrc_b;
                                break;
                        case CXD2880_TNRDMD_CLOCKMODE_C:
                                data = bw1_7_mrc_c;
                                break;
                        default:
                                return -EINVAL;
                        }

                        ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                                      CXD2880_IO_TGT_DMD,
                                                      0x4b, data, 9);
                        if (ret)
                                return ret;
                }
                break;

        default:
                return -EINVAL;
        }

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x00, 0x00);
        if (ret)
                return ret;

        return tnr_dmd->io->write_reg(tnr_dmd->io,
                                      CXD2880_IO_TGT_DMD,
                                      0xfd, 0x01);
}

static int x_sleep_dvbt2_demod_setting(struct cxd2880_tnrdmd
                                       *tnr_dmd)
{
        static const u8 difint_clip[] = {
                0, 1, 0, 2, 0, 4, 0, 8, 0, 16, 0, 32
        };
        int ret = 0;

        if (!tnr_dmd)
                return -EINVAL;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) {
                ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                             CXD2880_IO_TGT_DMD,
                                             0x00, 0x1d);
                if (ret)
                        return ret;

                ret = tnr_dmd->io->write_regs(tnr_dmd->io,
                                              CXD2880_IO_TGT_DMD,
                                              0x47, difint_clip, 12);
        }

        return ret;
}

static int dvbt2_set_profile(struct cxd2880_tnrdmd *tnr_dmd,
                             enum cxd2880_dvbt2_profile profile)
{
        u8 t2_mode_tune_mode = 0;
        u8 seq_not2_dtime = 0;
        u8 dtime1 = 0;
        u8 dtime2 = 0;
        int ret;

        if (!tnr_dmd)
                return -EINVAL;

        switch (tnr_dmd->clk_mode) {
        case CXD2880_TNRDMD_CLOCKMODE_A:
                dtime1 = 0x27;
                dtime2 = 0x0c;
                break;
        case CXD2880_TNRDMD_CLOCKMODE_B:
                dtime1 = 0x2c;
                dtime2 = 0x0d;
                break;
        case CXD2880_TNRDMD_CLOCKMODE_C:
                dtime1 = 0x2e;
                dtime2 = 0x0e;
                break;
        default:
                return -EINVAL;
        }

        switch (profile) {
        case CXD2880_DVBT2_PROFILE_BASE:
                t2_mode_tune_mode = 0x01;
                seq_not2_dtime = dtime2;
                break;

        case CXD2880_DVBT2_PROFILE_LITE:
                t2_mode_tune_mode = 0x05;
                seq_not2_dtime = dtime1;
                break;

        case CXD2880_DVBT2_PROFILE_ANY:
                t2_mode_tune_mode = 0x00;
                seq_not2_dtime = dtime1;
                break;

        default:
                return -EINVAL;
        }

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x00, 0x2e);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x10, t2_mode_tune_mode);
        if (ret)
                return ret;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x00, 0x04);
        if (ret)
                return ret;

        return tnr_dmd->io->write_reg(tnr_dmd->io,
                                      CXD2880_IO_TGT_DMD,
                                      0x2c, seq_not2_dtime);
}

int cxd2880_tnrdmd_dvbt2_tune1(struct cxd2880_tnrdmd *tnr_dmd,
                               struct cxd2880_dvbt2_tune_param
                               *tune_param)
{
        int ret;

        if (!tnr_dmd || !tune_param)
                return -EINVAL;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB)
                return -EINVAL;

        if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP &&
            tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE)
                return -EINVAL;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN &&
            tune_param->profile == CXD2880_DVBT2_PROFILE_ANY)
                return -ENOTTY;

        ret =
            cxd2880_tnrdmd_common_tune_setting1(tnr_dmd, CXD2880_DTV_SYS_DVBT2,
                                                tune_param->center_freq_khz,
                                                tune_param->bandwidth, 0, 0);
        if (ret)
                return ret;

        ret =
            x_tune_dvbt2_demod_setting(tnr_dmd, tune_param->bandwidth,
                                       tnr_dmd->clk_mode);
        if (ret)
                return ret;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) {
                ret =
                    x_tune_dvbt2_demod_setting(tnr_dmd->diver_sub,
                                               tune_param->bandwidth,
                                               tnr_dmd->diver_sub->clk_mode);
                if (ret)
                        return ret;
        }

        ret = dvbt2_set_profile(tnr_dmd, tune_param->profile);
        if (ret)
                return ret;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) {
                ret =
                    dvbt2_set_profile(tnr_dmd->diver_sub, tune_param->profile);
                if (ret)
                        return ret;
        }

        if (tune_param->data_plp_id == CXD2880_DVBT2_TUNE_PARAM_PLPID_AUTO)
                ret = cxd2880_tnrdmd_dvbt2_set_plp_cfg(tnr_dmd, 1, 0);
        else
                ret =
                    cxd2880_tnrdmd_dvbt2_set_plp_cfg(tnr_dmd, 0,
                                             (u8)(tune_param->data_plp_id));

        return ret;
}

int cxd2880_tnrdmd_dvbt2_tune2(struct cxd2880_tnrdmd *tnr_dmd,
                               struct cxd2880_dvbt2_tune_param
                               *tune_param)
{
        u8 en_fef_intmtnt_ctrl = 1;
        int ret;

        if (!tnr_dmd || !tune_param)
                return -EINVAL;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB)
                return -EINVAL;

        if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP &&
            tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE)
                return -EINVAL;

        switch (tune_param->profile) {
        case CXD2880_DVBT2_PROFILE_BASE:
                en_fef_intmtnt_ctrl = tnr_dmd->en_fef_intmtnt_base;
                break;
        case CXD2880_DVBT2_PROFILE_LITE:
                en_fef_intmtnt_ctrl = tnr_dmd->en_fef_intmtnt_lite;
                break;
        case CXD2880_DVBT2_PROFILE_ANY:
                if (tnr_dmd->en_fef_intmtnt_base &&
                    tnr_dmd->en_fef_intmtnt_lite)
                        en_fef_intmtnt_ctrl = 1;
                else
                        en_fef_intmtnt_ctrl = 0;
                break;
        default:
                return -EINVAL;
        }

        ret =
            cxd2880_tnrdmd_common_tune_setting2(tnr_dmd,
                                                CXD2880_DTV_SYS_DVBT2,
                                                en_fef_intmtnt_ctrl);
        if (ret)
                return ret;

        tnr_dmd->state = CXD2880_TNRDMD_STATE_ACTIVE;
        tnr_dmd->frequency_khz = tune_param->center_freq_khz;
        tnr_dmd->sys = CXD2880_DTV_SYS_DVBT2;
        tnr_dmd->bandwidth = tune_param->bandwidth;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) {
                tnr_dmd->diver_sub->state = CXD2880_TNRDMD_STATE_ACTIVE;
                tnr_dmd->diver_sub->frequency_khz = tune_param->center_freq_khz;
                tnr_dmd->diver_sub->sys = CXD2880_DTV_SYS_DVBT2;
                tnr_dmd->diver_sub->bandwidth = tune_param->bandwidth;
        }

        return 0;
}

int cxd2880_tnrdmd_dvbt2_sleep_setting(struct cxd2880_tnrdmd
                                       *tnr_dmd)
{
        int ret;

        if (!tnr_dmd)
                return -EINVAL;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB)
                return -EINVAL;

        if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP &&
            tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE)
                return -EINVAL;

        ret = x_sleep_dvbt2_demod_setting(tnr_dmd);
        if (ret)
                return ret;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN)
                ret = x_sleep_dvbt2_demod_setting(tnr_dmd->diver_sub);

        return ret;
}

int cxd2880_tnrdmd_dvbt2_check_demod_lock(struct cxd2880_tnrdmd
                                          *tnr_dmd,
                                          enum
                                          cxd2880_tnrdmd_lock_result
                                          *lock)
{
        int ret;

        u8 sync_stat = 0;
        u8 ts_lock = 0;
        u8 unlock_detected = 0;
        u8 unlock_detected_sub = 0;

        if (!tnr_dmd || !lock)
                return -EINVAL;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB)
                return -EINVAL;

        if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE)
                return -EINVAL;

        ret =
            cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_stat, &ts_lock,
                                               &unlock_detected);
        if (ret)
                return ret;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE) {
                if (sync_stat == 6)
                        *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED;
                else if (unlock_detected)
                        *lock = CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED;
                else
                        *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT;

                return 0;
        }

        if (sync_stat == 6) {
                *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED;
                return 0;
        }

        ret =
            cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub(tnr_dmd, &sync_stat,
                                                   &unlock_detected_sub);
        if (ret)
                return ret;

        if (sync_stat == 6)
                *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED;
        else if (unlock_detected && unlock_detected_sub)
                *lock = CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED;
        else
                *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT;

        return 0;
}

int cxd2880_tnrdmd_dvbt2_check_ts_lock(struct cxd2880_tnrdmd
                                       *tnr_dmd,
                                       enum
                                       cxd2880_tnrdmd_lock_result
                                       *lock)
{
        int ret;

        u8 sync_stat = 0;
        u8 ts_lock = 0;
        u8 unlock_detected = 0;
        u8 unlock_detected_sub = 0;

        if (!tnr_dmd || !lock)
                return -EINVAL;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB)
                return -EINVAL;

        if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE)
                return -EINVAL;

        ret =
            cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_stat, &ts_lock,
                                               &unlock_detected);
        if (ret)
                return ret;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE) {
                if (ts_lock)
                        *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED;
                else if (unlock_detected)
                        *lock = CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED;
                else
                        *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT;

                return 0;
        }

        if (ts_lock) {
                *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED;
                return 0;
        } else if (!unlock_detected) {
                *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT;
                return 0;
        }

        ret =
            cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub(tnr_dmd, &sync_stat,
                                                   &unlock_detected_sub);
        if (ret)
                return ret;

        if (unlock_detected && unlock_detected_sub)
                *lock = CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED;
        else
                *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT;

        return 0;
}

int cxd2880_tnrdmd_dvbt2_set_plp_cfg(struct cxd2880_tnrdmd
                                     *tnr_dmd, u8 auto_plp,
                                     u8 plp_id)
{
        int ret;

        if (!tnr_dmd)
                return -EINVAL;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB)
                return -EINVAL;

        if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP &&
            tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE)
                return -EINVAL;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x00, 0x23);
        if (ret)
                return ret;

        if (!auto_plp) {
                ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                             CXD2880_IO_TGT_DMD,
                                             0xaf, plp_id);
                if (ret)
                        return ret;
        }

        return tnr_dmd->io->write_reg(tnr_dmd->io,
                                      CXD2880_IO_TGT_DMD,
                                      0xad, auto_plp ? 0x00 : 0x01);
}

int cxd2880_tnrdmd_dvbt2_diver_fef_setting(struct cxd2880_tnrdmd
                                           *tnr_dmd)
{
        struct cxd2880_dvbt2_ofdm ofdm;
        static const u8 data[] = { 0, 8, 0, 16, 0, 32, 0, 64, 0, 128, 1, 0};
        int ret;

        if (!tnr_dmd)
                return -EINVAL;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB)
                return -EINVAL;

        if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE)
                return -EINVAL;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE)
                return 0;

        ret = cxd2880_tnrdmd_dvbt2_mon_ofdm(tnr_dmd, &ofdm);
        if (ret)
                return ret;

        if (!ofdm.mixed)
                return 0;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x00, 0x1d);
        if (ret)
                return ret;

        return tnr_dmd->io->write_regs(tnr_dmd->io,
                                       CXD2880_IO_TGT_DMD,
                                       0x47, data, 12);
}

int cxd2880_tnrdmd_dvbt2_check_l1post_valid(struct cxd2880_tnrdmd
                                            *tnr_dmd,
                                            u8 *l1_post_valid)
{
        int ret;

        u8 data;

        if (!tnr_dmd || !l1_post_valid)
                return -EINVAL;

        if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB)
                return -EINVAL;

        if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP &&
            tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE)
                return -EINVAL;

        ret = tnr_dmd->io->write_reg(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x00, 0x0b);
        if (ret)
                return ret;

        ret = tnr_dmd->io->read_regs(tnr_dmd->io,
                                     CXD2880_IO_TGT_DMD,
                                     0x86, &data, 1);
        if (ret)
                return ret;

        *l1_post_valid = data & 0x01;

        return ret;
}