// SPDX-License-Identifier: GPL-2.0-only
/* Linux driver for devices based on the DiBcom DiB0700 USB bridge
 *
 *  Copyright (C) 2005-9 DiBcom, SA et al
 */
#include "dib0700.h"

#include "dib3000mc.h"
#include "dib7000m.h"
#include "dib7000p.h"
#include "dib8000.h"
#include "dib9000.h"
#include "mt2060.h"
#include "mt2266.h"
#include "xc2028.h"
#include "xc5000.h"
#include "xc4000.h"
#include "s5h1411.h"
#include "dib0070.h"
#include "dib0090.h"
#include "lgdt3305.h"
#include "mxl5007t.h"
#include "mn88472.h"
#include "tda18250.h"


static int force_lna_activation;
module_param(force_lna_activation, int, 0644);
MODULE_PARM_DESC(force_lna_activation, "force the activation of Low-Noise-Amplifier(s) (LNA), if applicable for the device (default: 0=automatic/off).");

struct dib0700_adapter_state {
        int (*set_param_save) (struct dvb_frontend *);
        const struct firmware *frontend_firmware;
        struct dib7000p_ops dib7000p_ops;
        struct dib8000_ops dib8000_ops;
};

/* Hauppauge Nova-T 500 (aka Bristol)
 *  has a LNA on GPIO0 which is enabled by setting 1 */
static struct mt2060_config bristol_mt2060_config[2] = {
        {
                .i2c_address = 0x60,
                .clock_out   = 3,
        }, {
                .i2c_address = 0x61,
        }
};


static struct dibx000_agc_config bristol_dib3000p_mt2060_agc_config = {
        .band_caps = BAND_VHF | BAND_UHF,
        .setup     = (1 << 8) | (5 << 5) | (0 << 4) | (0 << 3) | (0 << 2) | (2 << 0),

        .agc1_max = 42598,
        .agc1_min = 17694,
        .agc2_max = 45875,
        .agc2_min = 0,

        .agc1_pt1 = 0,
        .agc1_pt2 = 59,

        .agc1_slope1 = 0,
        .agc1_slope2 = 69,

        .agc2_pt1 = 0,
        .agc2_pt2 = 59,

        .agc2_slope1 = 111,
        .agc2_slope2 = 28,
};

static struct dib3000mc_config bristol_dib3000mc_config[2] = {
        {       .agc          = &bristol_dib3000p_mt2060_agc_config,
                .max_time     = 0x196,
                .ln_adc_level = 0x1cc7,
                .output_mpeg2_in_188_bytes = 1,
        },
        {       .agc          = &bristol_dib3000p_mt2060_agc_config,
                .max_time     = 0x196,
                .ln_adc_level = 0x1cc7,
                .output_mpeg2_in_188_bytes = 1,
        }
};

static int bristol_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_state *st = adap->dev->priv;
        if (adap->id == 0) {
                dib0700_set_gpio(adap->dev, GPIO6,  GPIO_OUT, 0); msleep(10);
                dib0700_set_gpio(adap->dev, GPIO6,  GPIO_OUT, 1); msleep(10);
                dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0); msleep(10);
                dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1); msleep(10);

                if (force_lna_activation)
                        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);
                else
                        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 0);

                if (dib3000mc_i2c_enumeration(&adap->dev->i2c_adap, 2, DEFAULT_DIB3000P_I2C_ADDRESS, bristol_dib3000mc_config) != 0) {
                        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0); msleep(10);
                        return -ENODEV;
                }
        }
        st->mt2060_if1[adap->id] = 1220;
        return (adap->fe_adap[0].fe = dvb_attach(dib3000mc_attach, &adap->dev->i2c_adap,
                (10 + adap->id) << 1, &bristol_dib3000mc_config[adap->id])) == NULL ? -ENODEV : 0;
}

static int eeprom_read(struct i2c_adapter *adap,u8 adrs,u8 *pval)
{
        struct i2c_msg msg[2] = {
                { .addr = 0x50, .flags = 0,        .buf = &adrs, .len = 1 },
                { .addr = 0x50, .flags = I2C_M_RD, .buf = pval,  .len = 1 },
        };
        if (i2c_transfer(adap, msg, 2) != 2) return -EREMOTEIO;
        return 0;
}

static int bristol_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct i2c_adapter *prim_i2c = &adap->dev->i2c_adap;
        struct i2c_adapter *tun_i2c = dib3000mc_get_tuner_i2c_master(adap->fe_adap[0].fe, 1);
        s8 a;
        int if1=1220;
        if (adap->dev->udev->descriptor.idVendor  == cpu_to_le16(USB_VID_HAUPPAUGE) &&
                adap->dev->udev->descriptor.idProduct == cpu_to_le16(USB_PID_HAUPPAUGE_NOVA_T_500_2)) {
                if (!eeprom_read(prim_i2c,0x59 + adap->id,&a)) if1=1220+a;
        }
        return dvb_attach(mt2060_attach, adap->fe_adap[0].fe, tun_i2c,
                          &bristol_mt2060_config[adap->id], if1) == NULL ?
                          -ENODEV : 0;
}

/* STK7700D: Pinnacle/Terratec/Hauppauge Dual DVB-T Diversity */

/* MT226x */
static struct dibx000_agc_config stk7700d_7000p_mt2266_agc_config[2] = {
        {
                BAND_UHF,

                /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=1, P_agc_inv_pwm1=1, P_agc_inv_pwm2=1,
                * P_agc_inh_dc_rv_est=0, P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=2, P_agc_write=0 */
                (0 << 15) | (0 << 14) | (1 << 11) | (1 << 10) | (1 << 9) | (0 << 8)
            | (3 << 5) | (0 << 4) | (5 << 1) | (0 << 0),

                1130,
                21,

                0,
                118,

                0,
                3530,
                1,
                0,

                65535,
                33770,
                65535,
                23592,

                0,
                62,
                255,
                64,
                64,
                132,
                192,
                80,
                80,

                17,
                27,
                23,
                51,

                1,
        }, {
                BAND_VHF | BAND_LBAND,

                /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=1, P_agc_inv_pwm1=1, P_agc_inv_pwm2=1,
                * P_agc_inh_dc_rv_est=0, P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=2, P_agc_write=0 */
                (0 << 15) | (0 << 14) | (1 << 11) | (1 << 10) | (1 << 9) | (0 << 8)
            | (3 << 5) | (0 << 4) | (2 << 1) | (0 << 0),

                2372,
                21,

                0,
                118,

                0,
                3530,
                1,
                0,

                65535,
                0,
                65535,
                23592,

                0,
                128,
                128,
                128,
                0,
                128,
                253,
                81,
                0,

                17,
                27,
                23,
                51,

                1,
        }
};

static struct dibx000_bandwidth_config stk7700d_mt2266_pll_config = {
        .internal = 60000,
        .sampling = 30000,
        .pll_prediv = 1,
        .pll_ratio = 8,
        .pll_range = 3,
        .pll_reset = 1,
        .pll_bypass = 0,
        .enable_refdiv = 0,
        .bypclk_div = 0,
        .IO_CLK_en_core = 1,
        .ADClkSrc = 1,
        .modulo = 2,
        .sad_cfg = (3 << 14) | (1 << 12) | (524 << 0),
        .ifreq = 0,
        .timf = 20452225,
};

static struct dib7000p_config stk7700d_dib7000p_mt2266_config[] = {
        {       .output_mpeg2_in_188_bytes = 1,
                .hostbus_diversity = 1,
                .tuner_is_baseband = 1,

                .agc_config_count = 2,
                .agc = stk7700d_7000p_mt2266_agc_config,
                .bw  = &stk7700d_mt2266_pll_config,

                .gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
                .gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
                .gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,
        },
        {       .output_mpeg2_in_188_bytes = 1,
                .hostbus_diversity = 1,
                .tuner_is_baseband = 1,

                .agc_config_count = 2,
                .agc = stk7700d_7000p_mt2266_agc_config,
                .bw  = &stk7700d_mt2266_pll_config,

                .gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
                .gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
                .gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,
        }
};

static struct mt2266_config stk7700d_mt2266_config[2] = {
        {       .i2c_address = 0x60
        },
        {       .i2c_address = 0x60
        }
};

static int stk7700P2_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        if (adap->id == 0) {
                dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
                msleep(10);
                dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
                dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
                dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);
                dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);
                msleep(10);
                dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
                msleep(10);
                if (state->dib7000p_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 18,
                                             stk7700d_dib7000p_mt2266_config)
                    != 0) {
                        err("%s: state->dib7000p_ops.i2c_enumeration failed.  Cannot continue\n", __func__);
                        dvb_detach(state->dib7000p_ops.set_wbd_ref);
                        return -ENODEV;
                }
        }

        adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap,
                           0x80 + (adap->id << 1),
                           &stk7700d_dib7000p_mt2266_config[adap->id]);

        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

static int stk7700d_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        if (adap->id == 0) {
                dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
                msleep(10);
                dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
                dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
                dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);
                dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);
                msleep(10);
                dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
                msleep(10);
                dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);
                if (state->dib7000p_ops.i2c_enumeration(&adap->dev->i2c_adap, 2, 18,
                                             stk7700d_dib7000p_mt2266_config)
                    != 0) {
                        err("%s: state->dib7000p_ops.i2c_enumeration failed.  Cannot continue\n", __func__);
                        dvb_detach(state->dib7000p_ops.set_wbd_ref);
                        return -ENODEV;
                }
        }

        adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap,
                           0x80 + (adap->id << 1),
                           &stk7700d_dib7000p_mt2266_config[adap->id]);

        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

static int stk7700d_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct i2c_adapter *tun_i2c;
        struct dib0700_adapter_state *state = adap->priv;

        tun_i2c = state->dib7000p_ops.get_i2c_master(adap->fe_adap[0].fe,
                                            DIBX000_I2C_INTERFACE_TUNER, 1);
        return dvb_attach(mt2266_attach, adap->fe_adap[0].fe, tun_i2c,
                &stk7700d_mt2266_config[adap->id]) == NULL ? -ENODEV : 0;
}

/* STK7700-PH: Digital/Analog Hybrid Tuner, e.h. Cinergy HT USB HE */
static struct dibx000_agc_config xc3028_agc_config = {
        .band_caps = BAND_VHF | BAND_UHF,
        /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=0,
         * P_agc_inv_pwm1=0, P_agc_inv_pwm2=0, P_agc_inh_dc_rv_est=0,
         * P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=2, P_agc_write=0 */
        .setup = (0 << 15) | (0 << 14) | (0 << 11) | (0 << 10) | (0 << 9) | (0 << 8) | (3 << 5) | (0 << 4) | (2 << 1) | (0 << 0),
        .inv_gain = 712,
        .time_stabiliz = 21,
        .alpha_level = 0,
        .thlock = 118,
        .wbd_inv = 0,
        .wbd_ref = 2867,
        .wbd_sel = 0,
        .wbd_alpha = 2,
        .agc1_max = 0,
        .agc1_min = 0,
        .agc2_max = 39718,
        .agc2_min = 9930,
        .agc1_pt1 = 0,
        .agc1_pt2 = 0,
        .agc1_pt3 = 0,
        .agc1_slope1 = 0,
        .agc1_slope2 = 0,
        .agc2_pt1 = 0,
        .agc2_pt2 = 128,
        .agc2_slope1 = 29,
        .agc2_slope2 = 29,
        .alpha_mant = 17,
        .alpha_exp = 27,
        .beta_mant = 23,
        .beta_exp = 51,
        .perform_agc_softsplit = 1,
};

/* PLL Configuration for COFDM BW_MHz = 8.00 with external clock = 30.00 */
static struct dibx000_bandwidth_config xc3028_bw_config = {
        .internal = 60000,
        .sampling = 30000,
        .pll_prediv = 1,
        .pll_ratio = 8,
        .pll_range = 3,
        .pll_reset = 1,
        .pll_bypass = 0,
        .enable_refdiv = 0,
        .bypclk_div = 0,
        .IO_CLK_en_core = 1,
        .ADClkSrc = 1,
        .modulo = 0,
        .sad_cfg = (3 << 14) | (1 << 12) | (524 << 0), /* sad_cfg: refsel, sel, freq_15k */
        .ifreq = (1 << 25) | 5816102,  /* ifreq = 5.200000 MHz */
        .timf = 20452225,
        .xtal_hz = 30000000,
};

static struct dib7000p_config stk7700ph_dib7700_xc3028_config = {
        .output_mpeg2_in_188_bytes = 1,
        .tuner_is_baseband = 1,

        .agc_config_count = 1,
        .agc = &xc3028_agc_config,
        .bw  = &xc3028_bw_config,

        .gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
        .gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
        .gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,
};

static int stk7700ph_xc3028_callback(void *ptr, int component,
                                     int command, int arg)
{
        struct dvb_usb_adapter *adap = ptr;
        struct dib0700_adapter_state *state = adap->priv;

        switch (command) {
        case XC2028_TUNER_RESET:
                /* Send the tuner in then out of reset */
                state->dib7000p_ops.set_gpio(adap->fe_adap[0].fe, 8, 0, 0);
                msleep(10);
                state->dib7000p_ops.set_gpio(adap->fe_adap[0].fe, 8, 0, 1);
                break;
        case XC2028_RESET_CLK:
        case XC2028_I2C_FLUSH:
                break;
        default:
                err("%s: unknown command %d, arg %d\n", __func__,
                        command, arg);
                return -EINVAL;
        }
        return 0;
}

static struct xc2028_ctrl stk7700ph_xc3028_ctrl = {
        .fname = XC2028_DEFAULT_FIRMWARE,
        .max_len = 64,
        .demod = XC3028_FE_DIBCOM52,
};

static struct xc2028_config stk7700ph_xc3028_config = {
        .i2c_addr = 0x61,
        .ctrl = &stk7700ph_xc3028_ctrl,
};

static int stk7700ph_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct usb_device_descriptor *desc = &adap->dev->udev->descriptor;
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        if (desc->idVendor  == cpu_to_le16(USB_VID_PINNACLE) &&
            desc->idProduct == cpu_to_le16(USB_PID_PINNACLE_EXPRESSCARD_320CX))
                dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0);
        else
                dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);
        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);
        msleep(10);

        if (state->dib7000p_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 18,
                                     &stk7700ph_dib7700_xc3028_config) != 0) {
                err("%s: state->dib7000p_ops.i2c_enumeration failed.  Cannot continue\n",
                    __func__);
                dvb_detach(state->dib7000p_ops.set_wbd_ref);
                return -ENODEV;
        }

        adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap, 0x80,
                &stk7700ph_dib7700_xc3028_config);

        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

static int stk7700ph_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct i2c_adapter *tun_i2c;
        struct dib0700_adapter_state *state = adap->priv;

        tun_i2c = state->dib7000p_ops.get_i2c_master(adap->fe_adap[0].fe,
                DIBX000_I2C_INTERFACE_TUNER, 1);

        stk7700ph_xc3028_config.i2c_adap = tun_i2c;

        /* FIXME: generalize & move to common area */
        adap->fe_adap[0].fe->callback = stk7700ph_xc3028_callback;

        return dvb_attach(xc2028_attach, adap->fe_adap[0].fe, &stk7700ph_xc3028_config)
                == NULL ? -ENODEV : 0;
}

#define DEFAULT_RC_INTERVAL 50

/*
 * This function is used only when firmware is < 1.20 version. Newer
 * firmwares use bulk mode, with functions implemented at dib0700_core,
 * at dib0700_rc_urb_completion()
 */
static int dib0700_rc_query_old_firmware(struct dvb_usb_device *d)
{
        enum rc_proto protocol;
        u32 scancode;
        u8 toggle;
        int i;
        struct dib0700_state *st = d->priv;

        if (st->fw_version >= 0x10200) {
                /* For 1.20 firmware , We need to keep the RC polling
                   callback so we can reuse the input device setup in
                   dvb-usb-remote.c.  However, the actual work is being done
                   in the bulk URB completion handler. */
                return 0;
        }

        st->buf[0] = REQUEST_POLL_RC;
        st->buf[1] = 0;

        i = dib0700_ctrl_rd(d, st->buf, 2, st->buf, 4);
        if (i <= 0) {
                err("RC Query Failed");
                return -EIO;
        }

        /* losing half of KEY_0 events from Philipps rc5 remotes.. */
        if (st->buf[0] == 0 && st->buf[1] == 0
            && st->buf[2] == 0 && st->buf[3] == 0)
                return 0;

        /* info("%d: %2X %2X %2X %2X",dvb_usb_dib0700_ir_proto,(int)st->buf[3 - 2],(int)st->buf[3 - 3],(int)st->buf[3 - 1],(int)st->buf[3]);  */

        dib0700_rc_setup(d, NULL); /* reset ir sensor data to prevent false events */

        switch (d->props.rc.core.protocol) {
        case RC_PROTO_BIT_NEC:
                /* NEC protocol sends repeat code as 0 0 0 FF */
                if ((st->buf[3 - 2] == 0x00) && (st->buf[3 - 3] == 0x00) &&
                    (st->buf[3] == 0xff)) {
                        rc_repeat(d->rc_dev);
                        return 0;
                }

                protocol = RC_PROTO_NEC;
                scancode = RC_SCANCODE_NEC(st->buf[3 - 2], st->buf[3 - 3]);
                toggle = 0;
                break;

        default:
                /* RC-5 protocol changes toggle bit on new keypress */
                protocol = RC_PROTO_RC5;
                scancode = RC_SCANCODE_RC5(st->buf[3 - 2], st->buf[3 - 3]);
                toggle = st->buf[3 - 1];
                break;
        }

        rc_keydown(d->rc_dev, protocol, scancode, toggle);
        return 0;
}

/* STK7700P: Hauppauge Nova-T Stick, AVerMedia Volar */
static struct dibx000_agc_config stk7700p_7000m_mt2060_agc_config = {
        BAND_UHF | BAND_VHF,

        /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=5, P_agc_inv_pwm1=0, P_agc_inv_pwm2=0,
         * P_agc_inh_dc_rv_est=0, P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=2, P_agc_write=0 */
        (0 << 15) | (0 << 14) | (5 << 11) | (0 << 10) | (0 << 9) | (0 << 8)
        | (3 << 5) | (0 << 4) | (2 << 1) | (0 << 0),

        712,
        41,

        0,
        118,

        0,
        4095,
        0,
        0,

        42598,
        17694,
        45875,
        2621,
        0,
        76,
        139,
        52,
        59,
        107,
        172,
        57,
        70,

        21,
        25,
        28,
        48,

        1,
        {  0,
           107,
           51800,
           24700
        },
};

static struct dibx000_agc_config stk7700p_7000p_mt2060_agc_config = {
        .band_caps = BAND_UHF | BAND_VHF,
        /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=5, P_agc_inv_pwm1=0, P_agc_inv_pwm2=0,
         * P_agc_inh_dc_rv_est=0, P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=2, P_agc_write=0 */
        .setup = (0 << 15) | (0 << 14) | (5 << 11) | (0 << 10) | (0 << 9) | (0 << 8) | (3 << 5) | (0 << 4) | (2 << 1) | (0 << 0),
        .inv_gain = 712,
        .time_stabiliz = 41,
        .alpha_level = 0,
        .thlock = 118,
        .wbd_inv = 0,
        .wbd_ref = 4095,
        .wbd_sel = 0,
        .wbd_alpha = 0,
        .agc1_max = 42598,
        .agc1_min = 16384,
        .agc2_max = 42598,
        .agc2_min = 0,
        .agc1_pt1 = 0,
        .agc1_pt2 = 137,
        .agc1_pt3 = 255,
        .agc1_slope1 = 0,
        .agc1_slope2 = 255,
        .agc2_pt1 = 0,
        .agc2_pt2 = 0,
        .agc2_slope1 = 0,
        .agc2_slope2 = 41,
        .alpha_mant = 15,
        .alpha_exp = 25,
        .beta_mant = 28,
        .beta_exp = 48,
        .perform_agc_softsplit = 0,
};

static struct dibx000_bandwidth_config stk7700p_pll_config = {
        .internal = 60000,
        .sampling = 30000,
        .pll_prediv = 1,
        .pll_ratio = 8,
        .pll_range = 3,
        .pll_reset = 1,
        .pll_bypass = 0,
        .enable_refdiv = 0,
        .bypclk_div = 0,
        .IO_CLK_en_core = 1,
        .ADClkSrc = 1,
        .modulo = 0,
        .sad_cfg = (3 << 14) | (1 << 12) | (524 << 0),
        .ifreq = 60258167,
        .timf = 20452225,
        .xtal_hz = 30000000,
};

static struct dib7000m_config stk7700p_dib7000m_config = {
        .dvbt_mode = 1,
        .output_mpeg2_in_188_bytes = 1,
        .quartz_direct = 1,

        .agc_config_count = 1,
        .agc = &stk7700p_7000m_mt2060_agc_config,
        .bw  = &stk7700p_pll_config,

        .gpio_dir = DIB7000M_GPIO_DEFAULT_DIRECTIONS,
        .gpio_val = DIB7000M_GPIO_DEFAULT_VALUES,
        .gpio_pwm_pos = DIB7000M_GPIO_DEFAULT_PWM_POS,
};

static struct dib7000p_config stk7700p_dib7000p_config = {
        .output_mpeg2_in_188_bytes = 1,

        .agc_config_count = 1,
        .agc = &stk7700p_7000p_mt2060_agc_config,
        .bw  = &stk7700p_pll_config,

        .gpio_dir = DIB7000M_GPIO_DEFAULT_DIRECTIONS,
        .gpio_val = DIB7000M_GPIO_DEFAULT_VALUES,
        .gpio_pwm_pos = DIB7000M_GPIO_DEFAULT_PWM_POS,
};

static int stk7700p_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_state *st = adap->dev->priv;
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        /* unless there is no real power management in DVB - we leave the device on GPIO6 */

        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);
        dib0700_set_gpio(adap->dev, GPIO6,  GPIO_OUT, 0); msleep(50);

        dib0700_set_gpio(adap->dev, GPIO6,  GPIO_OUT, 1); msleep(10);
        dib0700_set_gpio(adap->dev, GPIO9,  GPIO_OUT, 1);

        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0); msleep(10);
        dib0700_ctrl_clock(adap->dev, 72, 1);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1); msleep(100);

        dib0700_set_gpio(adap->dev,  GPIO0, GPIO_OUT, 1);

        st->mt2060_if1[0] = 1220;

        if (state->dib7000p_ops.dib7000pc_detection(&adap->dev->i2c_adap)) {
                adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap, 18, &stk7700p_dib7000p_config);
                st->is_dib7000pc = 1;
        } else {
                memset(&state->dib7000p_ops, 0, sizeof(state->dib7000p_ops));
                adap->fe_adap[0].fe = dvb_attach(dib7000m_attach, &adap->dev->i2c_adap, 18, &stk7700p_dib7000m_config);
        }

        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

static struct mt2060_config stk7700p_mt2060_config = {
        0x60
};

static int stk7700p_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct i2c_adapter *prim_i2c = &adap->dev->i2c_adap;
        struct dib0700_state *st = adap->dev->priv;
        struct i2c_adapter *tun_i2c;
        struct dib0700_adapter_state *state = adap->priv;
        s8 a;
        int if1=1220;

        if (adap->dev->udev->descriptor.idVendor  == cpu_to_le16(USB_VID_HAUPPAUGE) &&
                adap->dev->udev->descriptor.idProduct == cpu_to_le16(USB_PID_HAUPPAUGE_NOVA_T_STICK)) {
                if (!eeprom_read(prim_i2c,0x58,&a)) if1=1220+a;
        }
        if (st->is_dib7000pc)
                tun_i2c = state->dib7000p_ops.get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_TUNER, 1);
        else
                tun_i2c = dib7000m_get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_TUNER, 1);

        return dvb_attach(mt2060_attach, adap->fe_adap[0].fe, tun_i2c, &stk7700p_mt2060_config,
                if1) == NULL ? -ENODEV : 0;
}

/* DIB7070 generic */
static struct dibx000_agc_config dib7070_agc_config = {
        .band_caps = BAND_UHF | BAND_VHF | BAND_LBAND | BAND_SBAND,
        /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=5, P_agc_inv_pwm1=0, P_agc_inv_pwm2=0,
         * P_agc_inh_dc_rv_est=0, P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=5, P_agc_write=0 */
        .setup = (0 << 15) | (0 << 14) | (5 << 11) | (0 << 10) | (0 << 9) | (0 << 8) | (3 << 5) | (0 << 4) | (5 << 1) | (0 << 0),
        .inv_gain = 600,
        .time_stabiliz = 10,
        .alpha_level = 0,
        .thlock = 118,
        .wbd_inv = 0,
        .wbd_ref = 3530,
        .wbd_sel = 1,
        .wbd_alpha = 5,
        .agc1_max = 65535,
        .agc1_min = 0,
        .agc2_max = 65535,
        .agc2_min = 0,
        .agc1_pt1 = 0,
        .agc1_pt2 = 40,
        .agc1_pt3 = 183,
        .agc1_slope1 = 206,
        .agc1_slope2 = 255,
        .agc2_pt1 = 72,
        .agc2_pt2 = 152,
        .agc2_slope1 = 88,
        .agc2_slope2 = 90,
        .alpha_mant = 17,
        .alpha_exp = 27,
        .beta_mant = 23,
        .beta_exp = 51,
        .perform_agc_softsplit = 0,
};

static int dib7070_tuner_reset(struct dvb_frontend *fe, int onoff)
{
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;

        deb_info("reset: %d", onoff);
        return state->dib7000p_ops.set_gpio(fe, 8, 0, !onoff);
}

static int dib7070_tuner_sleep(struct dvb_frontend *fe, int onoff)
{
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;

        deb_info("sleep: %d", onoff);
        return state->dib7000p_ops.set_gpio(fe, 9, 0, onoff);
}

static struct dib0070_config dib7070p_dib0070_config[2] = {
        {
                .i2c_address = DEFAULT_DIB0070_I2C_ADDRESS,
                .reset = dib7070_tuner_reset,
                .sleep = dib7070_tuner_sleep,
                .clock_khz = 12000,
                .clock_pad_drive = 4,
                .charge_pump = 2,
        }, {
                .i2c_address = DEFAULT_DIB0070_I2C_ADDRESS,
                .reset = dib7070_tuner_reset,
                .sleep = dib7070_tuner_sleep,
                .clock_khz = 12000,
                .charge_pump = 2,
        }
};

static struct dib0070_config dib7770p_dib0070_config = {
         .i2c_address = DEFAULT_DIB0070_I2C_ADDRESS,
         .reset = dib7070_tuner_reset,
         .sleep = dib7070_tuner_sleep,
         .clock_khz = 12000,
         .clock_pad_drive = 0,
         .flip_chip = 1,
         .charge_pump = 2,
};

static int dib7070_set_param_override(struct dvb_frontend *fe)
{
        struct dtv_frontend_properties *p = &fe->dtv_property_cache;
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;

        u16 offset;
        u8 band = BAND_OF_FREQUENCY(p->frequency/1000);
        switch (band) {
                case BAND_VHF: offset = 950; break;
                case BAND_UHF:
                default: offset = 550; break;
        }
        deb_info("WBD for DiB7000P: %d\n", offset + dib0070_wbd_offset(fe));
        state->dib7000p_ops.set_wbd_ref(fe, offset + dib0070_wbd_offset(fe));
        return state->set_param_save(fe);
}

static int dib7770_set_param_override(struct dvb_frontend *fe)
{
        struct dtv_frontend_properties *p = &fe->dtv_property_cache;
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;

        u16 offset;
        u8 band = BAND_OF_FREQUENCY(p->frequency/1000);
        switch (band) {
        case BAND_VHF:
                state->dib7000p_ops.set_gpio(fe, 0, 0, 1);
                offset = 850;
                break;
        case BAND_UHF:
        default:
                state->dib7000p_ops.set_gpio(fe, 0, 0, 0);
                offset = 250;
                break;
        }
        deb_info("WBD for DiB7000P: %d\n", offset + dib0070_wbd_offset(fe));
        state->dib7000p_ops.set_wbd_ref(fe, offset + dib0070_wbd_offset(fe));
        return state->set_param_save(fe);
}

static int dib7770p_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *st = adap->priv;
        struct i2c_adapter *tun_i2c = st->dib7000p_ops.get_i2c_master(adap->fe_adap[0].fe,
                         DIBX000_I2C_INTERFACE_TUNER, 1);

        if (dvb_attach(dib0070_attach, adap->fe_adap[0].fe, tun_i2c,
                       &dib7770p_dib0070_config) == NULL)
                return -ENODEV;

        st->set_param_save = adap->fe_adap[0].fe->ops.tuner_ops.set_params;
        adap->fe_adap[0].fe->ops.tuner_ops.set_params = dib7770_set_param_override;
        return 0;
}

static int dib7070p_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *st = adap->priv;
        struct i2c_adapter *tun_i2c = st->dib7000p_ops.get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_TUNER, 1);

        if (adap->id == 0) {
                if (dvb_attach(dib0070_attach, adap->fe_adap[0].fe, tun_i2c, &dib7070p_dib0070_config[0]) == NULL)
                        return -ENODEV;
        } else {
                if (dvb_attach(dib0070_attach, adap->fe_adap[0].fe, tun_i2c, &dib7070p_dib0070_config[1]) == NULL)
                        return -ENODEV;
        }

        st->set_param_save = adap->fe_adap[0].fe->ops.tuner_ops.set_params;
        adap->fe_adap[0].fe->ops.tuner_ops.set_params = dib7070_set_param_override;
        return 0;
}

static int stk7700p_pid_filter(struct dvb_usb_adapter *adapter, int index,
                u16 pid, int onoff)
{
        struct dib0700_adapter_state *state = adapter->priv;
        struct dib0700_state *st = adapter->dev->priv;

        if (st->is_dib7000pc)
                return state->dib7000p_ops.pid_filter(adapter->fe_adap[0].fe, index, pid, onoff);
        return dib7000m_pid_filter(adapter->fe_adap[0].fe, index, pid, onoff);
}

static int stk7700p_pid_filter_ctrl(struct dvb_usb_adapter *adapter, int onoff)
{
        struct dib0700_state *st = adapter->dev->priv;
        struct dib0700_adapter_state *state = adapter->priv;
        if (st->is_dib7000pc)
                return state->dib7000p_ops.pid_filter_ctrl(adapter->fe_adap[0].fe, onoff);
        return dib7000m_pid_filter_ctrl(adapter->fe_adap[0].fe, onoff);
}

static int stk70x0p_pid_filter(struct dvb_usb_adapter *adapter, int index, u16 pid, int onoff)
{
        struct dib0700_adapter_state *state = adapter->priv;
        return state->dib7000p_ops.pid_filter(adapter->fe_adap[0].fe, index, pid, onoff);
}

static int stk70x0p_pid_filter_ctrl(struct dvb_usb_adapter *adapter, int onoff)
{
        struct dib0700_adapter_state *state = adapter->priv;
        return state->dib7000p_ops.pid_filter_ctrl(adapter->fe_adap[0].fe, onoff);
}

static struct dibx000_bandwidth_config dib7070_bw_config_12_mhz = {
        .internal = 60000,
        .sampling = 15000,
        .pll_prediv = 1,
        .pll_ratio = 20,
        .pll_range = 3,
        .pll_reset = 1,
        .pll_bypass = 0,
        .enable_refdiv = 0,
        .bypclk_div = 0,
        .IO_CLK_en_core = 1,
        .ADClkSrc = 1,
        .modulo = 2,
        .sad_cfg = (3 << 14) | (1 << 12) | (524 << 0),
        .ifreq = (0 << 25) | 0,
        .timf = 20452225,
        .xtal_hz = 12000000,
};

static struct dib7000p_config dib7070p_dib7000p_config = {
        .output_mpeg2_in_188_bytes = 1,

        .agc_config_count = 1,
        .agc = &dib7070_agc_config,
        .bw  = &dib7070_bw_config_12_mhz,
        .tuner_is_baseband = 1,
        .spur_protect = 1,

        .gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
        .gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
        .gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,

        .hostbus_diversity = 1,
};

/* STK7070P */
static int stk7070p_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct usb_device_descriptor *p = &adap->dev->udev->descriptor;
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        if (p->idVendor  == cpu_to_le16(USB_VID_PINNACLE) &&
            p->idProduct == cpu_to_le16(USB_PID_PINNACLE_PCTV72E))
                dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0);
        else
                dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);

        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);

        dib0700_ctrl_clock(adap->dev, 72, 1);

        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        if (state->dib7000p_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 18,
                                     &dib7070p_dib7000p_config) != 0) {
                err("%s: state->dib7000p_ops.i2c_enumeration failed.  Cannot continue\n",
                    __func__);
                dvb_detach(state->dib7000p_ops.set_wbd_ref);
                return -ENODEV;
        }

        adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap, 0x80,
                &dib7070p_dib7000p_config);
        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

/* STK7770P */
static struct dib7000p_config dib7770p_dib7000p_config = {
        .output_mpeg2_in_188_bytes = 1,

        .agc_config_count = 1,
        .agc = &dib7070_agc_config,
        .bw  = &dib7070_bw_config_12_mhz,
        .tuner_is_baseband = 1,
        .spur_protect = 1,

        .gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
        .gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
        .gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,

        .hostbus_diversity = 1,
        .enable_current_mirror = 1,
        .disable_sample_and_hold = 0,
};

static int stk7770p_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct usb_device_descriptor *p = &adap->dev->udev->descriptor;
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        if (p->idVendor  == cpu_to_le16(USB_VID_PINNACLE) &&
            p->idProduct == cpu_to_le16(USB_PID_PINNACLE_PCTV72E))
                dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0);
        else
                dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);

        dib0700_ctrl_clock(adap->dev, 72, 1);

        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        if (state->dib7000p_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 18,
                                     &dib7770p_dib7000p_config) != 0) {
                err("%s: state->dib7000p_ops.i2c_enumeration failed.  Cannot continue\n",
                    __func__);
                dvb_detach(state->dib7000p_ops.set_wbd_ref);
                return -ENODEV;
        }

        adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap, 0x80,
                &dib7770p_dib7000p_config);
        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

/* DIB807x generic */
static struct dibx000_agc_config dib807x_agc_config[2] = {
        {
                BAND_VHF,
                /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0,
                 * P_agc_freq_pwm_div=1, P_agc_inv_pwm1=0,
                 * P_agc_inv_pwm2=0,P_agc_inh_dc_rv_est=0,
                 * P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=5,
                 * P_agc_write=0 */
                (0 << 15) | (0 << 14) | (7 << 11) | (0 << 10) | (0 << 9) |
                        (0 << 8) | (3 << 5) | (0 << 4) | (5 << 1) |
                        (0 << 0), /* setup*/

                600, /* inv_gain*/
                10,  /* time_stabiliz*/

                0,  /* alpha_level*/
                118,  /* thlock*/

                0,     /* wbd_inv*/
                3530,  /* wbd_ref*/
                1,     /* wbd_sel*/
                5,     /* wbd_alpha*/

                65535,  /* agc1_max*/
                0,  /* agc1_min*/

                65535,  /* agc2_max*/
                0,      /* agc2_min*/

                0,      /* agc1_pt1*/
                40,     /* agc1_pt2*/
                183,    /* agc1_pt3*/
                206,    /* agc1_slope1*/
                255,    /* agc1_slope2*/
                72,     /* agc2_pt1*/
                152,    /* agc2_pt2*/
                88,     /* agc2_slope1*/
                90,     /* agc2_slope2*/

                17,  /* alpha_mant*/
                27,  /* alpha_exp*/
                23,  /* beta_mant*/
                51,  /* beta_exp*/

                0,  /* perform_agc_softsplit*/
        }, {
                BAND_UHF,
                /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0,
                 * P_agc_freq_pwm_div=1, P_agc_inv_pwm1=0,
                 * P_agc_inv_pwm2=0, P_agc_inh_dc_rv_est=0,
                 * P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=5,
                 * P_agc_write=0 */
                (0 << 15) | (0 << 14) | (1 << 11) | (0 << 10) | (0 << 9) |
                        (0 << 8) | (3 << 5) | (0 << 4) | (5 << 1) |
                        (0 << 0), /* setup */

                600, /* inv_gain*/
                10,  /* time_stabiliz*/

                0,  /* alpha_level*/
                118,  /* thlock*/

                0,     /* wbd_inv*/
                3530,  /* wbd_ref*/
                1,     /* wbd_sel*/
                5,     /* wbd_alpha*/

                65535,  /* agc1_max*/
                0,  /* agc1_min*/

                65535,  /* agc2_max*/
                0,      /* agc2_min*/

                0,      /* agc1_pt1*/
                40,     /* agc1_pt2*/
                183,    /* agc1_pt3*/
                206,    /* agc1_slope1*/
                255,    /* agc1_slope2*/
                72,     /* agc2_pt1*/
                152,    /* agc2_pt2*/
                88,     /* agc2_slope1*/
                90,     /* agc2_slope2*/

                17,  /* alpha_mant*/
                27,  /* alpha_exp*/
                23,  /* beta_mant*/
                51,  /* beta_exp*/

                0,  /* perform_agc_softsplit*/
        }
};

static struct dibx000_bandwidth_config dib807x_bw_config_12_mhz = {
        .internal = 60000,
        .sampling = 15000,
        .pll_prediv = 1,
        .pll_ratio = 20,
        .pll_range = 3,
        .pll_reset = 1,
        .pll_bypass = 0,
        .enable_refdiv = 0,
        .bypclk_div = 0,
        .IO_CLK_en_core = 1,
        .ADClkSrc = 1,
        .modulo = 2,
        .sad_cfg = (3 << 14) | (1 << 12) | (599 << 0),  /* sad_cfg: refsel, sel, freq_15k*/
        .ifreq = (0 << 25) | 0,                         /* ifreq = 0.000000 MHz*/
        .timf = 18179755,
        .xtal_hz = 12000000,
};

static struct dib8000_config dib807x_dib8000_config[2] = {
        {
                .output_mpeg2_in_188_bytes = 1,

                .agc_config_count = 2,
                .agc = dib807x_agc_config,
                .pll = &dib807x_bw_config_12_mhz,
                .tuner_is_baseband = 1,

                .gpio_dir = DIB8000_GPIO_DEFAULT_DIRECTIONS,
                .gpio_val = DIB8000_GPIO_DEFAULT_VALUES,
                .gpio_pwm_pos = DIB8000_GPIO_DEFAULT_PWM_POS,

                .hostbus_diversity = 1,
                .div_cfg = 1,
                .agc_control = &dib0070_ctrl_agc_filter,
                .output_mode = OUTMODE_MPEG2_FIFO,
                .drives = 0x2d98,
        }, {
                .output_mpeg2_in_188_bytes = 1,

                .agc_config_count = 2,
                .agc = dib807x_agc_config,
                .pll = &dib807x_bw_config_12_mhz,
                .tuner_is_baseband = 1,

                .gpio_dir = DIB8000_GPIO_DEFAULT_DIRECTIONS,
                .gpio_val = DIB8000_GPIO_DEFAULT_VALUES,
                .gpio_pwm_pos = DIB8000_GPIO_DEFAULT_PWM_POS,

                .hostbus_diversity = 1,
                .agc_control = &dib0070_ctrl_agc_filter,
                .output_mode = OUTMODE_MPEG2_FIFO,
                .drives = 0x2d98,
        }
};

static int dib80xx_tuner_reset(struct dvb_frontend *fe, int onoff)
{
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;

        return state->dib8000_ops.set_gpio(fe, 5, 0, !onoff);
}

static int dib80xx_tuner_sleep(struct dvb_frontend *fe, int onoff)
{
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;

        return state->dib8000_ops.set_gpio(fe, 0, 0, onoff);
}

static const struct dib0070_wbd_gain_cfg dib8070_wbd_gain_cfg[] = {
    { 240,      7},
    { 0xffff,   6},
};

static struct dib0070_config dib807x_dib0070_config[2] = {
        {
                .i2c_address = DEFAULT_DIB0070_I2C_ADDRESS,
                .reset = dib80xx_tuner_reset,
                .sleep = dib80xx_tuner_sleep,
                .clock_khz = 12000,
                .clock_pad_drive = 4,
                .vga_filter = 1,
                .force_crystal_mode = 1,
                .enable_third_order_filter = 1,
                .charge_pump = 0,
                .wbd_gain = dib8070_wbd_gain_cfg,
                .osc_buffer_state = 0,
                .freq_offset_khz_uhf = -100,
                .freq_offset_khz_vhf = -100,
        }, {
                .i2c_address = DEFAULT_DIB0070_I2C_ADDRESS,
                .reset = dib80xx_tuner_reset,
                .sleep = dib80xx_tuner_sleep,
                .clock_khz = 12000,
                .clock_pad_drive = 2,
                .vga_filter = 1,
                .force_crystal_mode = 1,
                .enable_third_order_filter = 1,
                .charge_pump = 0,
                .wbd_gain = dib8070_wbd_gain_cfg,
                .osc_buffer_state = 0,
                .freq_offset_khz_uhf = -25,
                .freq_offset_khz_vhf = -25,
        }
};

static int dib807x_set_param_override(struct dvb_frontend *fe)
{
        struct dtv_frontend_properties *p = &fe->dtv_property_cache;
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;

        u16 offset = dib0070_wbd_offset(fe);
        u8 band = BAND_OF_FREQUENCY(p->frequency/1000);
        switch (band) {
        case BAND_VHF:
                offset += 750;
                break;
        case BAND_UHF:  /* fall-thru wanted */
        default:
                offset += 250; break;
        }
        deb_info("WBD for DiB8000: %d\n", offset);
        state->dib8000_ops.set_wbd_ref(fe, offset);

        return state->set_param_save(fe);
}

static int dib807x_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *st = adap->priv;
        struct i2c_adapter *tun_i2c = st->dib8000_ops.get_i2c_master(adap->fe_adap[0].fe,
                        DIBX000_I2C_INTERFACE_TUNER, 1);

        if (adap->id == 0) {
                if (dvb_attach(dib0070_attach, adap->fe_adap[0].fe, tun_i2c,
                                &dib807x_dib0070_config[0]) == NULL)
                        return -ENODEV;
        } else {
                if (dvb_attach(dib0070_attach, adap->fe_adap[0].fe, tun_i2c,
                                &dib807x_dib0070_config[1]) == NULL)
                        return -ENODEV;
        }

        st->set_param_save = adap->fe_adap[0].fe->ops.tuner_ops.set_params;
        adap->fe_adap[0].fe->ops.tuner_ops.set_params = dib807x_set_param_override;
        return 0;
}

static int stk80xx_pid_filter(struct dvb_usb_adapter *adapter, int index,
        u16 pid, int onoff)
{
        struct dib0700_adapter_state *state = adapter->priv;

        return state->dib8000_ops.pid_filter(adapter->fe_adap[0].fe, index, pid, onoff);
}

static int stk80xx_pid_filter_ctrl(struct dvb_usb_adapter *adapter,
                int onoff)
{
        struct dib0700_adapter_state *state = adapter->priv;

        return state->dib8000_ops.pid_filter_ctrl(adapter->fe_adap[0].fe, onoff);
}

/* STK807x */
static int stk807x_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib8000_attach, &state->dib8000_ops))
                return -ENODEV;

        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);

        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);

        dib0700_ctrl_clock(adap->dev, 72, 1);

        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        state->dib8000_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 18,
                                0x80, 0);

        adap->fe_adap[0].fe = state->dib8000_ops.init(&adap->dev->i2c_adap, 0x80,
                              &dib807x_dib8000_config[0]);

        return adap->fe_adap[0].fe == NULL ?  -ENODEV : 0;
}

/* STK807xPVR */
static int stk807xpvr_frontend_attach0(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib8000_attach, &state->dib8000_ops))
                return -ENODEV;

        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0);
        msleep(30);
        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(500);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);

        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);

        dib0700_ctrl_clock(adap->dev, 72, 1);

        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        /* initialize IC 0 */
        state->dib8000_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 0x22, 0x80, 0);

        adap->fe_adap[0].fe = state->dib8000_ops.init(&adap->dev->i2c_adap, 0x80,
                              &dib807x_dib8000_config[0]);

        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

static int stk807xpvr_frontend_attach1(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib8000_attach, &state->dib8000_ops))
                return -ENODEV;

        /* initialize IC 1 */
        state->dib8000_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 0x12, 0x82, 0);

        adap->fe_adap[0].fe = state->dib8000_ops.init(&adap->dev->i2c_adap, 0x82,
                              &dib807x_dib8000_config[1]);

        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

/* STK8096GP */
static struct dibx000_agc_config dib8090_agc_config[2] = {
        {
        .band_caps = BAND_UHF | BAND_VHF | BAND_LBAND | BAND_SBAND,
        /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=1,
         * P_agc_inv_pwm1=0, P_agc_inv_pwm2=0, P_agc_inh_dc_rv_est=0,
         * P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=5, P_agc_write=0 */
        .setup = (0 << 15) | (0 << 14) | (5 << 11) | (0 << 10) | (0 << 9) | (0 << 8)
        | (3 << 5) | (0 << 4) | (5 << 1) | (0 << 0),

        .inv_gain = 787,
        .time_stabiliz = 10,

        .alpha_level = 0,
        .thlock = 118,

        .wbd_inv = 0,
        .wbd_ref = 3530,
        .wbd_sel = 1,
        .wbd_alpha = 5,

        .agc1_max = 65535,
        .agc1_min = 0,

        .agc2_max = 65535,
        .agc2_min = 0,

        .agc1_pt1 = 0,
        .agc1_pt2 = 32,
        .agc1_pt3 = 114,
        .agc1_slope1 = 143,
        .agc1_slope2 = 144,
        .agc2_pt1 = 114,
        .agc2_pt2 = 227,
        .agc2_slope1 = 116,
        .agc2_slope2 = 117,

        .alpha_mant = 28,
        .alpha_exp = 26,
        .beta_mant = 31,
        .beta_exp = 51,

        .perform_agc_softsplit = 0,
        },
        {
        .band_caps = BAND_CBAND,
        /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=1,
         * P_agc_inv_pwm1=0, P_agc_inv_pwm2=0, P_agc_inh_dc_rv_est=0,
         * P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=5, P_agc_write=0 */
        .setup = (0 << 15) | (0 << 14) | (5 << 11) | (0 << 10) | (0 << 9) | (0 << 8)
        | (3 << 5) | (0 << 4) | (5 << 1) | (0 << 0),

        .inv_gain = 787,
        .time_stabiliz = 10,

        .alpha_level = 0,
        .thlock = 118,

        .wbd_inv = 0,
        .wbd_ref = 3530,
        .wbd_sel = 1,
        .wbd_alpha = 5,

        .agc1_max = 0,
        .agc1_min = 0,

        .agc2_max = 65535,
        .agc2_min = 0,

        .agc1_pt1 = 0,
        .agc1_pt2 = 32,
        .agc1_pt3 = 114,
        .agc1_slope1 = 143,
        .agc1_slope2 = 144,
        .agc2_pt1 = 114,
        .agc2_pt2 = 227,
        .agc2_slope1 = 116,
        .agc2_slope2 = 117,

        .alpha_mant = 28,
        .alpha_exp = 26,
        .beta_mant = 31,
        .beta_exp = 51,

        .perform_agc_softsplit = 0,
        }
};

static struct dibx000_bandwidth_config dib8090_pll_config_12mhz = {
        .internal = 54000,
        .sampling = 13500,

        .pll_prediv = 1,
        .pll_ratio = 18,
        .pll_range = 3,
        .pll_reset = 1,
        .pll_bypass = 0,

        .enable_refdiv = 0,
        .bypclk_div = 0,
        .IO_CLK_en_core = 1,
        .ADClkSrc = 1,
        .modulo = 2,

        .sad_cfg = (3 << 14) | (1 << 12) | (599 << 0),

        .ifreq = (0 << 25) | 0,
        .timf = 20199727,

        .xtal_hz = 12000000,
};

static int dib8090_get_adc_power(struct dvb_frontend *fe)
{
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;

        return state->dib8000_ops.get_adc_power(fe, 1);
}

static void dib8090_agc_control(struct dvb_frontend *fe, u8 restart)
{
        deb_info("AGC control callback: %i\n", restart);
        dib0090_dcc_freq(fe, restart);

        if (restart == 0) /* before AGC startup */
                dib0090_set_dc_servo(fe, 1);
}

static struct dib8000_config dib809x_dib8000_config[2] = {
        {
        .output_mpeg2_in_188_bytes = 1,

        .agc_config_count = 2,
        .agc = dib8090_agc_config,
        .agc_control = dib8090_agc_control,
        .pll = &dib8090_pll_config_12mhz,
        .tuner_is_baseband = 1,

        .gpio_dir = DIB8000_GPIO_DEFAULT_DIRECTIONS,
        .gpio_val = DIB8000_GPIO_DEFAULT_VALUES,
        .gpio_pwm_pos = DIB8000_GPIO_DEFAULT_PWM_POS,

        .hostbus_diversity = 1,
        .div_cfg = 0x31,
        .output_mode = OUTMODE_MPEG2_FIFO,
        .drives = 0x2d98,
        .diversity_delay = 48,
        .refclksel = 3,
        }, {
        .output_mpeg2_in_188_bytes = 1,

        .agc_config_count = 2,
        .agc = dib8090_agc_config,
        .agc_control = dib8090_agc_control,
        .pll = &dib8090_pll_config_12mhz,
        .tuner_is_baseband = 1,

        .gpio_dir = DIB8000_GPIO_DEFAULT_DIRECTIONS,
        .gpio_val = DIB8000_GPIO_DEFAULT_VALUES,
        .gpio_pwm_pos = DIB8000_GPIO_DEFAULT_PWM_POS,

        .hostbus_diversity = 1,
        .div_cfg = 0x31,
        .output_mode = OUTMODE_DIVERSITY,
        .drives = 0x2d08,
        .diversity_delay = 1,
        .refclksel = 3,
        }
};

static struct dib0090_wbd_slope dib8090_wbd_table[] = {
        /* max freq ; cold slope ; cold offset ; warm slope ; warm offset ; wbd gain */
        { 120,     0, 500,  0,   500, 4 }, /* CBAND */
        { 170,     0, 450,  0,   450, 4 }, /* CBAND */
        { 380,    48, 373, 28,   259, 6 }, /* VHF */
        { 860,    34, 700, 36,   616, 6 }, /* high UHF */
        { 0xFFFF, 34, 700, 36,   616, 6 }, /* default */
};

static struct dib0090_config dib809x_dib0090_config = {
        .io.pll_bypass = 1,
        .io.pll_range = 1,
        .io.pll_prediv = 1,
        .io.pll_loopdiv = 20,
        .io.adc_clock_ratio = 8,
        .io.pll_int_loop_filt = 0,
        .io.clock_khz = 12000,
        .reset = dib80xx_tuner_reset,
        .sleep = dib80xx_tuner_sleep,
        .clkouttobamse = 1,
        .analog_output = 1,
        .i2c_address = DEFAULT_DIB0090_I2C_ADDRESS,
        .use_pwm_agc = 1,
        .clkoutdrive = 1,
        .get_adc_power = dib8090_get_adc_power,
        .freq_offset_khz_uhf = -63,
        .freq_offset_khz_vhf = -143,
        .wbd = dib8090_wbd_table,
        .fref_clock_ratio = 6,
};

static u8 dib8090_compute_pll_parameters(struct dvb_frontend *fe)
{
        u8 optimal_pll_ratio = 20;
        u32 freq_adc, ratio, rest, max = 0;
        u8 pll_ratio;

        for (pll_ratio = 17; pll_ratio <= 20; pll_ratio++) {
                freq_adc = 12 * pll_ratio * (1 << 8) / 16;
                ratio = ((fe->dtv_property_cache.frequency / 1000) * (1 << 8) / 1000) / freq_adc;
                rest = ((fe->dtv_property_cache.frequency / 1000) * (1 << 8) / 1000) - ratio * freq_adc;

                if (rest > freq_adc / 2)
                        rest = freq_adc - rest;
                deb_info("PLL ratio=%i rest=%i\n", pll_ratio, rest);
                if ((rest > max) && (rest > 717)) {
                        optimal_pll_ratio = pll_ratio;
                        max = rest;
                }
        }
        deb_info("optimal PLL ratio=%i\n", optimal_pll_ratio);

        return optimal_pll_ratio;
}

static int dib8096_set_param_override(struct dvb_frontend *fe)
{
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;
        u8 pll_ratio, band = BAND_OF_FREQUENCY(fe->dtv_property_cache.frequency / 1000);
        u16 target, ltgain, rf_gain_limit;
        u32 timf;
        int ret = 0;
        enum frontend_tune_state tune_state = CT_SHUTDOWN;

        switch (band) {
        default:
                deb_info("Warning : Rf frequency  (%iHz) is not in the supported range, using VHF switch ", fe->dtv_property_cache.frequency);
                fallthrough;
        case BAND_VHF:
                state->dib8000_ops.set_gpio(fe, 3, 0, 1);
                break;
        case BAND_UHF:
                state->dib8000_ops.set_gpio(fe, 3, 0, 0);
                break;
        }

        ret = state->set_param_save(fe);
        if (ret < 0)
                return ret;

        if (fe->dtv_property_cache.bandwidth_hz != 6000000) {
                deb_info("only 6MHz bandwidth is supported\n");
                return -EINVAL;
        }

        /* Update PLL if needed ratio */
        state->dib8000_ops.update_pll(fe, &dib8090_pll_config_12mhz, fe->dtv_property_cache.bandwidth_hz / 1000, 0);

        /* Get optimize PLL ratio to remove spurious */
        pll_ratio = dib8090_compute_pll_parameters(fe);
        if (pll_ratio == 17)
                timf = 21387946;
        else if (pll_ratio == 18)
                timf = 20199727;
        else if (pll_ratio == 19)
                timf = 19136583;
        else
                timf = 18179756;

        /* Update ratio */
        state->dib8000_ops.update_pll(fe, &dib8090_pll_config_12mhz, fe->dtv_property_cache.bandwidth_hz / 1000, pll_ratio);

        state->dib8000_ops.ctrl_timf(fe, DEMOD_TIMF_SET, timf);

        if (band != BAND_CBAND) {
                /* dib0090_get_wbd_target is returning any possible temperature compensated wbd-target */
                target = (dib0090_get_wbd_target(fe) * 8 * 18 / 33 + 1) / 2;
                state->dib8000_ops.set_wbd_ref(fe, target);
        }

        if (band == BAND_CBAND) {
                deb_info("tuning in CBAND - soft-AGC startup\n");
                dib0090_set_tune_state(fe, CT_AGC_START);

                do {
                        ret = dib0090_gain_control(fe);
                        msleep(ret);
                        tune_state = dib0090_get_tune_state(fe);
                        if (tune_state == CT_AGC_STEP_0)
                                state->dib8000_ops.set_gpio(fe, 6, 0, 1);
                        else if (tune_state == CT_AGC_STEP_1) {
                                dib0090_get_current_gain(fe, NULL, NULL, &rf_gain_limit, &ltgain);
                                if (rf_gain_limit < 2000) /* activate the external attenuator in case of very high input power */
                                        state->dib8000_ops.set_gpio(fe, 6, 0, 0);
                        }
                } while (tune_state < CT_AGC_STOP);

                deb_info("switching to PWM AGC\n");
                dib0090_pwm_gain_reset(fe);
                state->dib8000_ops.pwm_agc_reset(fe);
                state->dib8000_ops.set_tune_state(fe, CT_DEMOD_START);
        } else {
                /* for everything else than CBAND we are using standard AGC */
                deb_info("not tuning in CBAND - standard AGC startup\n");
                dib0090_pwm_gain_reset(fe);
        }

        return 0;
}

static int dib809x_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *st = adap->priv;
        struct i2c_adapter *tun_i2c = st->dib8000_ops.get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_TUNER, 1);

        /* FIXME: if adap->id != 0, check if it is fe_adap[1] */
        if (!dvb_attach(dib0090_register, adap->fe_adap[0].fe, tun_i2c, &dib809x_dib0090_config))
                return -ENODEV;

        st->set_param_save = adap->fe_adap[0].fe->ops.tuner_ops.set_params;
        adap->fe_adap[0].fe->ops.tuner_ops.set_params = dib8096_set_param_override;
        return 0;
}

static int stk809x_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib8000_attach, &state->dib8000_ops))
                return -ENODEV;

        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);

        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);

        dib0700_ctrl_clock(adap->dev, 72, 1);

        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        state->dib8000_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 18, 0x80, 0);

        adap->fe_adap[0].fe = state->dib8000_ops.init(&adap->dev->i2c_adap, 0x80, &dib809x_dib8000_config[0]);

        return adap->fe_adap[0].fe == NULL ?  -ENODEV : 0;
}

static int stk809x_frontend1_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib8000_attach, &state->dib8000_ops))
                return -ENODEV;

        state->dib8000_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 0x10, 0x82, 0);

        adap->fe_adap[0].fe = state->dib8000_ops.init(&adap->dev->i2c_adap, 0x82, &dib809x_dib8000_config[1]);

        return adap->fe_adap[0].fe == NULL ?  -ENODEV : 0;
}

static int nim8096md_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *st = adap->priv;
        struct i2c_adapter *tun_i2c;
        struct dvb_frontend *fe_slave  = st->dib8000_ops.get_slave_frontend(adap->fe_adap[0].fe, 1);

        if (fe_slave) {
                tun_i2c = st->dib8000_ops.get_i2c_master(fe_slave, DIBX000_I2C_INTERFACE_TUNER, 1);
                if (dvb_attach(dib0090_register, fe_slave, tun_i2c, &dib809x_dib0090_config) == NULL)
                        return -ENODEV;
                fe_slave->dvb = adap->fe_adap[0].fe->dvb;
                fe_slave->ops.tuner_ops.set_params = dib8096_set_param_override;
        }
        tun_i2c = st->dib8000_ops.get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_TUNER, 1);
        if (dvb_attach(dib0090_register, adap->fe_adap[0].fe, tun_i2c, &dib809x_dib0090_config) == NULL)
                return -ENODEV;

        st->set_param_save = adap->fe_adap[0].fe->ops.tuner_ops.set_params;
        adap->fe_adap[0].fe->ops.tuner_ops.set_params = dib8096_set_param_override;

        return 0;
}

static int nim8096md_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dvb_frontend *fe_slave;
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib8000_attach, &state->dib8000_ops))
                return -ENODEV;

        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(1000);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);

        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);

        dib0700_ctrl_clock(adap->dev, 72, 1);

        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        state->dib8000_ops.i2c_enumeration(&adap->dev->i2c_adap, 2, 18, 0x80, 0);

        adap->fe_adap[0].fe = state->dib8000_ops.init(&adap->dev->i2c_adap, 0x80, &dib809x_dib8000_config[0]);
        if (adap->fe_adap[0].fe == NULL)
                return -ENODEV;

        /* Needed to increment refcount */
        if (!dvb_attach(dib8000_attach, &state->dib8000_ops))
                return -ENODEV;

        fe_slave = state->dib8000_ops.init(&adap->dev->i2c_adap, 0x82, &dib809x_dib8000_config[1]);
        state->dib8000_ops.set_slave_frontend(adap->fe_adap[0].fe, fe_slave);

        return fe_slave == NULL ?  -ENODEV : 0;
}

/* TFE8096P */
static struct dibx000_agc_config dib8096p_agc_config[2] = {
        {
                .band_caps              = BAND_UHF,
                /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0,
                   P_agc_freq_pwm_div=1, P_agc_inv_pwm1=0,
                   P_agc_inv_pwm2=0, P_agc_inh_dc_rv_est=0,
                   P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=5,
                   P_agc_write=0 */
                .setup                  = (0 << 15) | (0 << 14) | (5 << 11)
                        | (0 << 10) | (0 << 9) | (0 << 8) | (3 << 5)
                        | (0 << 4) | (5 << 1) | (0 << 0),

                .inv_gain               = 684,
                .time_stabiliz  = 10,

                .alpha_level    = 0,
                .thlock                 = 118,

                .wbd_inv                = 0,
                .wbd_ref                = 1200,
                .wbd_sel                = 3,
                .wbd_alpha              = 5,

                .agc1_max               = 65535,
                .agc1_min               = 0,

                .agc2_max               = 32767,
                .agc2_min               = 0,

                .agc1_pt1               = 0,
                .agc1_pt2               = 0,
                .agc1_pt3               = 105,
                .agc1_slope1    = 0,
                .agc1_slope2    = 156,
                .agc2_pt1               = 105,
                .agc2_pt2               = 255,
                .agc2_slope1    = 54,
                .agc2_slope2    = 0,

                .alpha_mant             = 28,
                .alpha_exp              = 26,
                .beta_mant              = 31,
                .beta_exp               = 51,

                .perform_agc_softsplit = 0,
        } , {
                .band_caps              = BAND_FM | BAND_VHF | BAND_CBAND,
                /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0,
                   P_agc_freq_pwm_div=1, P_agc_inv_pwm1=0,
                   P_agc_inv_pwm2=0, P_agc_inh_dc_rv_est=0,
                   P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=5,
                   P_agc_write=0 */
                .setup                  = (0 << 15) | (0 << 14) | (5 << 11)
                        | (0 << 10) | (0 << 9) | (0 << 8) | (3 << 5)
                        | (0 << 4) | (5 << 1) | (0 << 0),

                .inv_gain               = 732,
                .time_stabiliz  = 10,

                .alpha_level    = 0,
                .thlock                 = 118,

                .wbd_inv                = 0,
                .wbd_ref                = 1200,
                .wbd_sel                = 3,
                .wbd_alpha              = 5,

                .agc1_max               = 65535,
                .agc1_min               = 0,

                .agc2_max               = 32767,
                .agc2_min               = 0,

                .agc1_pt1               = 0,
                .agc1_pt2               = 0,
                .agc1_pt3               = 98,
                .agc1_slope1    = 0,
                .agc1_slope2    = 167,
                .agc2_pt1               = 98,
                .agc2_pt2               = 255,
                .agc2_slope1    = 52,
                .agc2_slope2    = 0,

                .alpha_mant             = 28,
                .alpha_exp              = 26,
                .beta_mant              = 31,
                .beta_exp               = 51,

                .perform_agc_softsplit = 0,
        }
};

static struct dibx000_bandwidth_config dib8096p_clock_config_12_mhz = {
        .internal = 108000,
        .sampling = 13500,
        .pll_prediv = 1,
        .pll_ratio = 9,
        .pll_range = 1,
        .pll_reset = 0,
        .pll_bypass = 0,
        .enable_refdiv = 0,
        .bypclk_div = 0,
        .IO_CLK_en_core = 0,
        .ADClkSrc = 0,
        .modulo = 2,
        .sad_cfg = (3 << 14) | (1 << 12) | (524 << 0),
        .ifreq = (0 << 25) | 0,
        .timf = 20199729,
        .xtal_hz = 12000000,
};

static struct dib8000_config tfe8096p_dib8000_config = {
        .output_mpeg2_in_188_bytes      = 1,
        .hostbus_diversity                      = 1,
        .update_lna                                     = NULL,

        .agc_config_count                       = 2,
        .agc                                            = dib8096p_agc_config,
        .pll                                            = &dib8096p_clock_config_12_mhz,

        .gpio_dir                                       = DIB8000_GPIO_DEFAULT_DIRECTIONS,
        .gpio_val                                       = DIB8000_GPIO_DEFAULT_VALUES,
        .gpio_pwm_pos                           = DIB8000_GPIO_DEFAULT_PWM_POS,

        .agc_control                            = NULL,
        .diversity_delay                        = 48,
        .output_mode                            = OUTMODE_MPEG2_FIFO,
        .enMpegOutput                           = 1,
};

static struct dib0090_wbd_slope dib8096p_wbd_table[] = {
        { 380, 81, 850, 64, 540, 4},
        { 860, 51, 866, 21, 375, 4},
        {1700, 0, 250, 0, 100, 6},
        {2600, 0, 250, 0, 100, 6},
        { 0xFFFF, 0, 0, 0, 0, 0},
};

static struct dib0090_config tfe8096p_dib0090_config = {
        .io.clock_khz                   = 12000,
        .io.pll_bypass                  = 0,
        .io.pll_range                   = 0,
        .io.pll_prediv                  = 3,

        .io.pll_loopdiv                 = 6,
        .io.adc_clock_ratio             = 0,
        .io.pll_int_loop_filt   = 0,

        .freq_offset_khz_uhf    = -143,
        .freq_offset_khz_vhf    = -143,

        .get_adc_power                  = dib8090_get_adc_power,

        .clkouttobamse                  = 1,
        .analog_output                  = 0,

        .wbd_vhf_offset                 = 0,
        .wbd_cband_offset               = 0,
        .use_pwm_agc                    = 1,
        .clkoutdrive                    = 0,

        .fref_clock_ratio               = 1,

        .ls_cfg_pad_drv                 = 0,
        .data_tx_drv                    = 0,
        .low_if                                 = NULL,
        .in_soc                                 = 1,
        .force_cband_input              = 0,
};

struct dibx090p_adc {
        u32 freq;                       /* RF freq MHz */
        u32 timf;                       /* New Timf */
        u32 pll_loopdiv;        /* New prediv */
        u32 pll_prediv;         /* New loopdiv */
};

struct dibx090p_best_adc {
        u32 timf;
        u32 pll_loopdiv;
        u32 pll_prediv;
};

static int dib8096p_get_best_sampling(struct dvb_frontend *fe, struct dibx090p_best_adc *adc)
{
        u8 spur = 0, prediv = 0, loopdiv = 0, min_prediv = 1, max_prediv = 1;
        u16 xtal = 12000;
        u16 fcp_min = 1900;  /* PLL, Minimum Frequency of phase comparator (KHz) */
        u16 fcp_max = 20000; /* PLL, Maximum Frequency of phase comparator (KHz) */
        u32 fmem_max = 140000; /* 140MHz max SDRAM freq */
        u32 fdem_min = 66000;
        u32 fcp = 0, fs = 0, fdem = 0, fmem = 0;
        u32 harmonic_id = 0;

        adc->timf = 0;
        adc->pll_loopdiv = loopdiv;
        adc->pll_prediv = prediv;

        deb_info("bandwidth = %d", fe->dtv_property_cache.bandwidth_hz);

        /* Find Min and Max prediv */
        while ((xtal / max_prediv) >= fcp_min)
                max_prediv++;

        max_prediv--;
        min_prediv = max_prediv;
        while ((xtal / min_prediv) <= fcp_max) {
                min_prediv--;
                if (min_prediv == 1)
                        break;
        }
        deb_info("MIN prediv = %d : MAX prediv = %d", min_prediv, max_prediv);

        min_prediv = 1;

        for (prediv = min_prediv; prediv < max_prediv; prediv++) {
                fcp = xtal / prediv;
                if (fcp > fcp_min && fcp < fcp_max) {
                        for (loopdiv = 1; loopdiv < 64; loopdiv++) {
                                fmem = ((xtal/prediv) * loopdiv);
                                fdem = fmem / 2;
                                fs   = fdem / 4;

                                /* test min/max system restrictions */
                                if ((fdem >= fdem_min) && (fmem <= fmem_max) && (fs >= fe->dtv_property_cache.bandwidth_hz / 1000)) {
                                        spur = 0;
                                        /* test fs harmonics positions */
                                        for (harmonic_id = (fe->dtv_property_cache.frequency / (1000 * fs));  harmonic_id <= ((fe->dtv_property_cache.frequency / (1000 * fs)) + 1); harmonic_id++) {
                                                if (((fs * harmonic_id) >= (fe->dtv_property_cache.frequency / 1000 - (fe->dtv_property_cache.bandwidth_hz / 2000))) &&  ((fs * harmonic_id) <= (fe->dtv_property_cache.frequency / 1000 + (fe->dtv_property_cache.bandwidth_hz / 2000)))) {
                                                        spur = 1;
                                                        break;
                                                }
                                        }

                                        if (!spur) {
                                                adc->pll_loopdiv = loopdiv;
                                                adc->pll_prediv = prediv;
                                                adc->timf = (4260880253U / fdem) * (1 << 8);
                                                adc->timf += ((4260880253U % fdem) << 8) / fdem;

                                                deb_info("RF %6d; BW %6d; Xtal %6d; Fmem %6d; Fdem %6d; Fs %6d; Prediv %2d; Loopdiv %2d; Timf %8d;", fe->dtv_property_cache.frequency, fe->dtv_property_cache.bandwidth_hz, xtal, fmem, fdem, fs, prediv, loopdiv, adc->timf);
                                                break;
                                        }
                                }
                        }
                }
                if (!spur)
                        break;
        }

        if (adc->pll_loopdiv == 0 && adc->pll_prediv == 0)
                return -EINVAL;
        return 0;
}

static int dib8096p_agc_startup(struct dvb_frontend *fe)
{
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;
        struct dibx000_bandwidth_config pll;
        struct dibx090p_best_adc adc;
        u16 target;
        int ret;

        ret = state->set_param_save(fe);
        if (ret < 0)
                return ret;
        memset(&pll, 0, sizeof(struct dibx000_bandwidth_config));

        dib0090_pwm_gain_reset(fe);
        /* dib0090_get_wbd_target is returning any possible
           temperature compensated wbd-target */
        target = (dib0090_get_wbd_target(fe) * 8  + 1) / 2;
        state->dib8000_ops.set_wbd_ref(fe, target);

        if (dib8096p_get_best_sampling(fe, &adc) == 0) {
                pll.pll_ratio  = adc.pll_loopdiv;
                pll.pll_prediv = adc.pll_prediv;

                dib0700_set_i2c_speed(adap->dev, 200);
                state->dib8000_ops.update_pll(fe, &pll, fe->dtv_property_cache.bandwidth_hz / 1000, 0);
                state->dib8000_ops.ctrl_timf(fe, DEMOD_TIMF_SET, adc.timf);
                dib0700_set_i2c_speed(adap->dev, 1000);
        }
        return 0;
}

static int tfe8096p_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_state *st = adap->dev->priv;
        u32 fw_version;
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib8000_attach, &state->dib8000_ops))
                return -ENODEV;

        dib0700_get_version(adap->dev, NULL, NULL, &fw_version, NULL);
        if (fw_version >= 0x10200)
                st->fw_use_new_i2c_api = 1;

        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);

        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);

        dib0700_ctrl_clock(adap->dev, 72, 1);

        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        state->dib8000_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 0x10, 0x80, 1);

        adap->fe_adap[0].fe = state->dib8000_ops.init(&adap->dev->i2c_adap,
                                             0x80, &tfe8096p_dib8000_config);

        return adap->fe_adap[0].fe == NULL ?  -ENODEV : 0;
}

static int tfe8096p_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *st = adap->priv;
        struct i2c_adapter *tun_i2c = st->dib8000_ops.get_i2c_tuner(adap->fe_adap[0].fe);

        tfe8096p_dib0090_config.reset = st->dib8000_ops.tuner_sleep;
        tfe8096p_dib0090_config.sleep = st->dib8000_ops.tuner_sleep;
        tfe8096p_dib0090_config.wbd = dib8096p_wbd_table;

        if (dvb_attach(dib0090_register, adap->fe_adap[0].fe, tun_i2c,
                                &tfe8096p_dib0090_config) == NULL)
                return -ENODEV;

        st->dib8000_ops.set_gpio(adap->fe_adap[0].fe, 8, 0, 1);

        st->set_param_save = adap->fe_adap[0].fe->ops.tuner_ops.set_params;
        adap->fe_adap[0].fe->ops.tuner_ops.set_params = dib8096p_agc_startup;
        return 0;
}

/* STK9090M */
static int dib90x0_pid_filter(struct dvb_usb_adapter *adapter, int index, u16 pid, int onoff)
{
        return dib9000_fw_pid_filter(adapter->fe_adap[0].fe, index, pid, onoff);
}

static int dib90x0_pid_filter_ctrl(struct dvb_usb_adapter *adapter, int onoff)
{
        return dib9000_fw_pid_filter_ctrl(adapter->fe_adap[0].fe, onoff);
}

static int dib90x0_tuner_reset(struct dvb_frontend *fe, int onoff)
{
        return dib9000_set_gpio(fe, 5, 0, !onoff);
}

static int dib90x0_tuner_sleep(struct dvb_frontend *fe, int onoff)
{
        return dib9000_set_gpio(fe, 0, 0, onoff);
}

static int dib01x0_pmu_update(struct i2c_adapter *i2c, u16 *data, u8 len)
{
        u8 wb[4] = { 0xc >> 8, 0xc & 0xff, 0, 0 };
        u8 rb[2];
        struct i2c_msg msg[2] = {
                {.addr = 0x1e >> 1, .flags = 0, .buf = wb, .len = 2},
                {.addr = 0x1e >> 1, .flags = I2C_M_RD, .buf = rb, .len = 2},
        };
        u8 index_data;

        dibx000_i2c_set_speed(i2c, 250);

        if (i2c_transfer(i2c, msg, 2) != 2)
                return -EIO;

        switch (rb[0] << 8 | rb[1]) {
        case 0:
                        deb_info("Found DiB0170 rev1: This version of DiB0170 is not supported any longer.\n");
                        return -EIO;
        case 1:
                        deb_info("Found DiB0170 rev2");
                        break;
        case 2:
                        deb_info("Found DiB0190 rev2");
                        break;
        default:
                        deb_info("DiB01x0 not found");
                        return -EIO;
        }

        for (index_data = 0; index_data < len; index_data += 2) {
                wb[2] = (data[index_data + 1] >> 8) & 0xff;
                wb[3] = (data[index_data + 1]) & 0xff;

                if (data[index_data] == 0) {
                        wb[0] = (data[index_data] >> 8) & 0xff;
                        wb[1] = (data[index_data]) & 0xff;
                        msg[0].len = 2;
                        if (i2c_transfer(i2c, msg, 2) != 2)
                                return -EIO;
                        wb[2] |= rb[0];
                        wb[3] |= rb[1] & ~(3 << 4);
                }

                wb[0] = (data[index_data] >> 8)&0xff;
                wb[1] = (data[index_data])&0xff;
                msg[0].len = 4;
                if (i2c_transfer(i2c, &msg[0], 1) != 1)
                        return -EIO;
        }
        return 0;
}

static struct dib9000_config stk9090m_config = {
        .output_mpeg2_in_188_bytes = 1,
        .output_mode = OUTMODE_MPEG2_FIFO,
        .vcxo_timer = 279620,
        .timing_frequency = 20452225,
        .demod_clock_khz = 60000,
        .xtal_clock_khz = 30000,
        .if_drives = (0 << 15) | (1 << 13) | (0 << 12) | (3 << 10) | (0 << 9) | (1 << 7) | (0 << 6) | (0 << 4) | (1 << 3) | (1 << 1) | (0),
        .subband = {
                2,
                {
                        { 240, { BOARD_GPIO_COMPONENT_DEMOD, BOARD_GPIO_FUNCTION_SUBBAND_GPIO, 0x0008, 0x0000, 0x0008 } }, /* GPIO 3 to 1 for VHF */
                        { 890, { BOARD_GPIO_COMPONENT_DEMOD, BOARD_GPIO_FUNCTION_SUBBAND_GPIO, 0x0008, 0x0000, 0x0000 } }, /* GPIO 3 to 0 for UHF */
                        { 0 },
                },
        },
        .gpio_function = {
                { .component = BOARD_GPIO_COMPONENT_DEMOD, .function = BOARD_GPIO_FUNCTION_COMPONENT_ON, .mask = 0x10 | 0x21, .direction = 0 & ~0x21, .value = (0x10 & ~0x1) | 0x20 },
                { .component = BOARD_GPIO_COMPONENT_DEMOD, .function = BOARD_GPIO_FUNCTION_COMPONENT_OFF, .mask = 0x10 | 0x21, .direction = 0 & ~0x21, .value = 0 | 0x21 },
        },
};

static struct dib9000_config nim9090md_config[2] = {
        {
                .output_mpeg2_in_188_bytes = 1,
                .output_mode = OUTMODE_MPEG2_FIFO,
                .vcxo_timer = 279620,
                .timing_frequency = 20452225,
                .demod_clock_khz = 60000,
                .xtal_clock_khz = 30000,
                .if_drives = (0 << 15) | (1 << 13) | (0 << 12) | (3 << 10) | (0 << 9) | (1 << 7) | (0 << 6) | (0 << 4) | (1 << 3) | (1 << 1) | (0),
        }, {
                .output_mpeg2_in_188_bytes = 1,
                .output_mode = OUTMODE_DIVERSITY,
                .vcxo_timer = 279620,
                .timing_frequency = 20452225,
                .demod_clock_khz = 60000,
                .xtal_clock_khz = 30000,
                .if_drives = (0 << 15) | (1 << 13) | (0 << 12) | (3 << 10) | (0 << 9) | (1 << 7) | (0 << 6) | (0 << 4) | (1 << 3) | (1 << 1) | (0),
                .subband = {
                        2,
                        {
                                { 240, { BOARD_GPIO_COMPONENT_DEMOD, BOARD_GPIO_FUNCTION_SUBBAND_GPIO, 0x0006, 0x0000, 0x0006 } }, /* GPIO 1 and 2 to 1 for VHF */
                                { 890, { BOARD_GPIO_COMPONENT_DEMOD, BOARD_GPIO_FUNCTION_SUBBAND_GPIO, 0x0006, 0x0000, 0x0000 } }, /* GPIO 1 and 2 to 0 for UHF */
                                { 0 },
                        },
                },
                .gpio_function = {
                        { .component = BOARD_GPIO_COMPONENT_DEMOD, .function = BOARD_GPIO_FUNCTION_COMPONENT_ON, .mask = 0x10 | 0x21, .direction = 0 & ~0x21, .value = (0x10 & ~0x1) | 0x20 },
                        { .component = BOARD_GPIO_COMPONENT_DEMOD, .function = BOARD_GPIO_FUNCTION_COMPONENT_OFF, .mask = 0x10 | 0x21, .direction = 0 & ~0x21, .value = 0 | 0x21 },
                },
        }
};

static struct dib0090_config dib9090_dib0090_config = {
        .io.pll_bypass = 0,
        .io.pll_range = 1,
        .io.pll_prediv = 1,
        .io.pll_loopdiv = 8,
        .io.adc_clock_ratio = 8,
        .io.pll_int_loop_filt = 0,
        .io.clock_khz = 30000,
        .reset = dib90x0_tuner_reset,
        .sleep = dib90x0_tuner_sleep,
        .clkouttobamse = 0,
        .analog_output = 0,
        .use_pwm_agc = 0,
        .clkoutdrive = 0,
        .freq_offset_khz_uhf = 0,
        .freq_offset_khz_vhf = 0,
};

static struct dib0090_config nim9090md_dib0090_config[2] = {
        {
                .io.pll_bypass = 0,
                .io.pll_range = 1,
                .io.pll_prediv = 1,
                .io.pll_loopdiv = 8,
                .io.adc_clock_ratio = 8,
                .io.pll_int_loop_filt = 0,
                .io.clock_khz = 30000,
                .reset = dib90x0_tuner_reset,
                .sleep = dib90x0_tuner_sleep,
                .clkouttobamse = 1,
                .analog_output = 0,
                .use_pwm_agc = 0,
                .clkoutdrive = 0,
                .freq_offset_khz_uhf = 0,
                .freq_offset_khz_vhf = 0,
        }, {
                .io.pll_bypass = 0,
                .io.pll_range = 1,
                .io.pll_prediv = 1,
                .io.pll_loopdiv = 8,
                .io.adc_clock_ratio = 8,
                .io.pll_int_loop_filt = 0,
                .io.clock_khz = 30000,
                .reset = dib90x0_tuner_reset,
                .sleep = dib90x0_tuner_sleep,
                .clkouttobamse = 0,
                .analog_output = 0,
                .use_pwm_agc = 0,
                .clkoutdrive = 0,
                .freq_offset_khz_uhf = 0,
                .freq_offset_khz_vhf = 0,
        }
};


static int stk9090m_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;
        struct dib0700_state *st = adap->dev->priv;
        u32 fw_version;

        /* Make use of the new i2c functions from FW 1.20 */
        dib0700_get_version(adap->dev, NULL, NULL, &fw_version, NULL);
        if (fw_version >= 0x10200)
                st->fw_use_new_i2c_api = 1;
        dib0700_set_i2c_speed(adap->dev, 340);

        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);

        dib0700_ctrl_clock(adap->dev, 72, 1);

        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        dib9000_i2c_enumeration(&adap->dev->i2c_adap, 1, 0x10, 0x80);

        if (request_firmware(&state->frontend_firmware, "dib9090.fw", &adap->dev->udev->dev)) {
                deb_info("%s: Upload failed. (file not found?)\n", __func__);
                return -ENODEV;
        } else {
                deb_info("%s: firmware read %zu bytes.\n", __func__, state->frontend_firmware->size);
        }
        stk9090m_config.microcode_B_fe_size = state->frontend_firmware->size;
        stk9090m_config.microcode_B_fe_buffer = state->frontend_firmware->data;

        adap->fe_adap[0].fe = dvb_attach(dib9000_attach, &adap->dev->i2c_adap, 0x80, &stk9090m_config);

        return adap->fe_adap[0].fe == NULL ?  -ENODEV : 0;
}

static int dib9090_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;
        struct i2c_adapter *i2c = dib9000_get_tuner_interface(adap->fe_adap[0].fe);
        u16 data_dib190[10] = {
                1, 0x1374,
                2, 0x01a2,
                7, 0x0020,
                0, 0x00ef,
                8, 0x0486,
        };

        if (!IS_ENABLED(CONFIG_DVB_DIB9000))
                return -ENODEV;
        if (dvb_attach(dib0090_fw_register, adap->fe_adap[0].fe, i2c, &dib9090_dib0090_config) == NULL)
                return -ENODEV;
        i2c = dib9000_get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_GPIO_1_2, 0);
        if (!i2c)
                return -ENODEV;
        if (dib01x0_pmu_update(i2c, data_dib190, 10) != 0)
                return -ENODEV;
        dib0700_set_i2c_speed(adap->dev, 1500);
        if (dib9000_firmware_post_pll_init(adap->fe_adap[0].fe) < 0)
                return -ENODEV;
        release_firmware(state->frontend_firmware);
        return 0;
}

static int nim9090md_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;
        struct dib0700_state *st = adap->dev->priv;
        struct i2c_adapter *i2c;
        struct dvb_frontend *fe_slave;
        u32 fw_version;

        /* Make use of the new i2c functions from FW 1.20 */
        dib0700_get_version(adap->dev, NULL, NULL, &fw_version, NULL);
        if (fw_version >= 0x10200)
                st->fw_use_new_i2c_api = 1;
        dib0700_set_i2c_speed(adap->dev, 340);

        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);

        dib0700_ctrl_clock(adap->dev, 72, 1);

        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        if (request_firmware(&state->frontend_firmware, "dib9090.fw", &adap->dev->udev->dev)) {
                deb_info("%s: Upload failed. (file not found?)\n", __func__);
                return -EIO;
        } else {
                deb_info("%s: firmware read %zu bytes.\n", __func__, state->frontend_firmware->size);
        }
        nim9090md_config[0].microcode_B_fe_size = state->frontend_firmware->size;
        nim9090md_config[0].microcode_B_fe_buffer = state->frontend_firmware->data;
        nim9090md_config[1].microcode_B_fe_size = state->frontend_firmware->size;
        nim9090md_config[1].microcode_B_fe_buffer = state->frontend_firmware->data;

        dib9000_i2c_enumeration(&adap->dev->i2c_adap, 1, 0x20, 0x80);
        adap->fe_adap[0].fe = dvb_attach(dib9000_attach, &adap->dev->i2c_adap, 0x80, &nim9090md_config[0]);

        if (adap->fe_adap[0].fe == NULL)
                return -ENODEV;

        i2c = dib9000_get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_GPIO_3_4, 0);
        dib9000_i2c_enumeration(i2c, 1, 0x12, 0x82);

        fe_slave = dvb_attach(dib9000_attach, i2c, 0x82, &nim9090md_config[1]);
        dib9000_set_slave_frontend(adap->fe_adap[0].fe, fe_slave);

        return fe_slave == NULL ?  -ENODEV : 0;
}

static int nim9090md_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;
        struct i2c_adapter *i2c;
        struct dvb_frontend *fe_slave;
        u16 data_dib190[10] = {
                1, 0x5374,
                2, 0x01ae,
                7, 0x0020,
                0, 0x00ef,
                8, 0x0406,
        };
        if (!IS_ENABLED(CONFIG_DVB_DIB9000))
                return -ENODEV;
        i2c = dib9000_get_tuner_interface(adap->fe_adap[0].fe);
        if (dvb_attach(dib0090_fw_register, adap->fe_adap[0].fe, i2c, &nim9090md_dib0090_config[0]) == NULL)
                return -ENODEV;
        i2c = dib9000_get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_GPIO_1_2, 0);
        if (!i2c)
                return -ENODEV;
        if (dib01x0_pmu_update(i2c, data_dib190, 10) < 0)
                return -ENODEV;

        dib0700_set_i2c_speed(adap->dev, 1500);
        if (dib9000_firmware_post_pll_init(adap->fe_adap[0].fe) < 0)
                return -ENODEV;

        fe_slave = dib9000_get_slave_frontend(adap->fe_adap[0].fe, 1);
        if (fe_slave != NULL) {
                i2c = dib9000_get_component_bus_interface(adap->fe_adap[0].fe);
                dib9000_set_i2c_adapter(fe_slave, i2c);

                i2c = dib9000_get_tuner_interface(fe_slave);
                if (dvb_attach(dib0090_fw_register, fe_slave, i2c, &nim9090md_dib0090_config[1]) == NULL)
                        return -ENODEV;
                fe_slave->dvb = adap->fe_adap[0].fe->dvb;
                dib9000_fw_set_component_bus_speed(adap->fe_adap[0].fe, 1500);
                if (dib9000_firmware_post_pll_init(fe_slave) < 0)
                        return -ENODEV;
        }
        release_firmware(state->frontend_firmware);

        return 0;
}

/* NIM7090 */
static int dib7090p_get_best_sampling(struct dvb_frontend *fe , struct dibx090p_best_adc *adc)
{
        u8 spur = 0, prediv = 0, loopdiv = 0, min_prediv = 1, max_prediv = 1;

        u16 xtal = 12000;
        u32 fcp_min = 1900;  /* PLL Minimum Frequency comparator KHz */
        u32 fcp_max = 20000; /* PLL Maximum Frequency comparator KHz */
        u32 fdem_max = 76000;
        u32 fdem_min = 69500;
        u32 fcp = 0, fs = 0, fdem = 0;
        u32 harmonic_id = 0;

        adc->pll_loopdiv = loopdiv;
        adc->pll_prediv = prediv;
        adc->timf = 0;

        deb_info("bandwidth = %d fdem_min =%d", fe->dtv_property_cache.bandwidth_hz, fdem_min);

        /* Find Min and Max prediv */
        while ((xtal/max_prediv) >= fcp_min)
                max_prediv++;

        max_prediv--;
        min_prediv = max_prediv;
        while ((xtal/min_prediv) <= fcp_max) {
                min_prediv--;
                if (min_prediv == 1)
                        break;
        }
        deb_info("MIN prediv = %d : MAX prediv = %d", min_prediv, max_prediv);

        min_prediv = 2;

        for (prediv = min_prediv ; prediv < max_prediv; prediv++) {
                fcp = xtal / prediv;
                if (fcp > fcp_min && fcp < fcp_max) {
                        for (loopdiv = 1 ; loopdiv < 64 ; loopdiv++) {
                                fdem = ((xtal/prediv) * loopdiv);
                                fs   = fdem / 4;
                                /* test min/max system restrictions */

                                if ((fdem >= fdem_min) && (fdem <= fdem_max) && (fs >= fe->dtv_property_cache.bandwidth_hz/1000)) {
                                        spur = 0;
                                        /* test fs harmonics positions */
                                        for (harmonic_id = (fe->dtv_property_cache.frequency / (1000*fs)) ;  harmonic_id <= ((fe->dtv_property_cache.frequency / (1000*fs))+1) ; harmonic_id++) {
                                                if (((fs*harmonic_id) >= ((fe->dtv_property_cache.frequency/1000) - (fe->dtv_property_cache.bandwidth_hz/2000))) &&  ((fs*harmonic_id) <= ((fe->dtv_property_cache.frequency/1000) + (fe->dtv_property_cache.bandwidth_hz/2000)))) {
                                                        spur = 1;
                                                        break;
                                                }
                                        }

                                        if (!spur) {
                                                adc->pll_loopdiv = loopdiv;
                                                adc->pll_prediv = prediv;
                                                adc->timf = 2396745143UL/fdem*(1 << 9);
                                                adc->timf += ((2396745143UL%fdem) << 9)/fdem;
                                                deb_info("loopdiv=%i prediv=%i timf=%i", loopdiv, prediv, adc->timf);
                                                break;
                                        }
                                }
                        }
                }
                if (!spur)
                        break;
        }


        if (adc->pll_loopdiv == 0 && adc->pll_prediv == 0)
                return -EINVAL;
        else
                return 0;
}

static int dib7090_agc_startup(struct dvb_frontend *fe)
{
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;
        struct dibx000_bandwidth_config pll;
        u16 target;
        struct dibx090p_best_adc adc;
        int ret;

        ret = state->set_param_save(fe);
        if (ret < 0)
                return ret;

        memset(&pll, 0, sizeof(struct dibx000_bandwidth_config));
        dib0090_pwm_gain_reset(fe);
        target = (dib0090_get_wbd_target(fe) * 8 + 1) / 2;
        state->dib7000p_ops.set_wbd_ref(fe, target);

        if (dib7090p_get_best_sampling(fe, &adc) == 0) {
                pll.pll_ratio  = adc.pll_loopdiv;
                pll.pll_prediv = adc.pll_prediv;

                state->dib7000p_ops.update_pll(fe, &pll);
                state->dib7000p_ops.ctrl_timf(fe, DEMOD_TIMF_SET, adc.timf);
        }
        return 0;
}

static int dib7090_agc_restart(struct dvb_frontend *fe, u8 restart)
{
        deb_info("AGC restart callback: %d", restart);
        if (restart == 0) /* before AGC startup */
                dib0090_set_dc_servo(fe, 1);
        return 0;
}

static int tfe7790p_update_lna(struct dvb_frontend *fe, u16 agc_global)
{
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;

        deb_info("update LNA: agc global=%i", agc_global);

        if (agc_global < 25000) {
                state->dib7000p_ops.set_gpio(fe, 8, 0, 0);
                state->dib7000p_ops.set_agc1_min(fe, 0);
        } else {
                state->dib7000p_ops.set_gpio(fe, 8, 0, 1);
                state->dib7000p_ops.set_agc1_min(fe, 32768);
        }

        return 0;
}

static struct dib0090_wbd_slope dib7090_wbd_table[] = {
        { 380,   81, 850, 64, 540,  4},
        { 860,   51, 866, 21,  375, 4},
        {1700,    0, 250, 0,   100, 6},
        {2600,    0, 250, 0,   100, 6},
        { 0xFFFF, 0,   0, 0,   0,   0},
};

static struct dibx000_agc_config dib7090_agc_config[2] = {
        {
                .band_caps      = BAND_UHF,
                /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=1, P_agc_inv_pwm1=0, P_agc_inv_pwm2=0,
                * P_agc_inh_dc_rv_est=0, P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=5, P_agc_write=0 */
                .setup          = (0 << 15) | (0 << 14) | (5 << 11) | (0 << 10) | (0 << 9) | (0 << 8) | (3 << 5) | (0 << 4) | (5 << 1) | (0 << 0),

                .inv_gain       = 687,
                .time_stabiliz  = 10,

                .alpha_level    = 0,
                .thlock         = 118,

                .wbd_inv        = 0,
                .wbd_ref        = 1200,
                .wbd_sel        = 3,
                .wbd_alpha      = 5,

                .agc1_max       = 65535,
                .agc1_min       = 32768,

                .agc2_max       = 65535,
                .agc2_min       = 0,

                .agc1_pt1       = 0,
                .agc1_pt2       = 32,
                .agc1_pt3       = 114,
                .agc1_slope1    = 143,
                .agc1_slope2    = 144,
                .agc2_pt1       = 114,
                .agc2_pt2       = 227,
                .agc2_slope1    = 116,
                .agc2_slope2    = 117,

                .alpha_mant     = 18,
                .alpha_exp      = 0,
                .beta_mant      = 20,
                .beta_exp       = 59,

                .perform_agc_softsplit = 0,
        } , {
                .band_caps      = BAND_FM | BAND_VHF | BAND_CBAND,
                /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=1, P_agc_inv_pwm1=0, P_agc_inv_pwm2=0,
                * P_agc_inh_dc_rv_est=0, P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=5, P_agc_write=0 */
                .setup          = (0 << 15) | (0 << 14) | (5 << 11) | (0 << 10) | (0 << 9) | (0 << 8) | (3 << 5) | (0 << 4) | (5 << 1) | (0 << 0),

                .inv_gain       = 732,
                .time_stabiliz  = 10,

                .alpha_level    = 0,
                .thlock         = 118,

                .wbd_inv        = 0,
                .wbd_ref        = 1200,
                .wbd_sel        = 3,
                .wbd_alpha      = 5,

                .agc1_max       = 65535,
                .agc1_min       = 0,

                .agc2_max       = 65535,
                .agc2_min       = 0,

                .agc1_pt1       = 0,
                .agc1_pt2       = 0,
                .agc1_pt3       = 98,
                .agc1_slope1    = 0,
                .agc1_slope2    = 167,
                .agc2_pt1       = 98,
                .agc2_pt2       = 255,
                .agc2_slope1    = 104,
                .agc2_slope2    = 0,

                .alpha_mant     = 18,
                .alpha_exp      = 0,
                .beta_mant      = 20,
                .beta_exp       = 59,

                .perform_agc_softsplit = 0,
        }
};

static struct dibx000_bandwidth_config dib7090_clock_config_12_mhz = {
        .internal = 60000,
        .sampling = 15000,
        .pll_prediv = 1,
        .pll_ratio = 5,
        .pll_range = 0,
        .pll_reset = 0,
        .pll_bypass = 0,
        .enable_refdiv = 0,
        .bypclk_div = 0,
        .IO_CLK_en_core = 1,
        .ADClkSrc = 1,
        .modulo = 2,
        .sad_cfg = (3 << 14) | (1 << 12) | (524 << 0),
        .ifreq = (0 << 25) | 0,
        .timf = 20452225,
        .xtal_hz = 15000000,
};

static struct dib7000p_config nim7090_dib7000p_config = {
        .output_mpeg2_in_188_bytes  = 1,
        .hostbus_diversity                      = 1,
        .tuner_is_baseband                      = 1,
        .update_lna                                     = tfe7790p_update_lna, /* GPIO used is the same as TFE7790 */

        .agc_config_count                       = 2,
        .agc                                            = dib7090_agc_config,

        .bw                                                     = &dib7090_clock_config_12_mhz,

        .gpio_dir                                       = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
        .gpio_val                                       = DIB7000P_GPIO_DEFAULT_VALUES,
        .gpio_pwm_pos                           = DIB7000P_GPIO_DEFAULT_PWM_POS,

        .pwm_freq_div                           = 0,

        .agc_control                            = dib7090_agc_restart,

        .spur_protect                           = 0,
        .disable_sample_and_hold        = 0,
        .enable_current_mirror          = 0,
        .diversity_delay                        = 0,

        .output_mode                            = OUTMODE_MPEG2_FIFO,
        .enMpegOutput                           = 1,
};

static int tfe7090p_pvr_update_lna(struct dvb_frontend *fe, u16 agc_global)
{
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dib0700_adapter_state *state = adap->priv;

        deb_info("TFE7090P-PVR update LNA: agc global=%i", agc_global);
        if (agc_global < 25000) {
                state->dib7000p_ops.set_gpio(fe, 5, 0, 0);
                state->dib7000p_ops.set_agc1_min(fe, 0);
        } else {
                state->dib7000p_ops.set_gpio(fe, 5, 0, 1);
                state->dib7000p_ops.set_agc1_min(fe, 32768);
        }

        return 0;
}

static struct dib7000p_config tfe7090pvr_dib7000p_config[2] = {
        {
                .output_mpeg2_in_188_bytes  = 1,
                .hostbus_diversity                      = 1,
                .tuner_is_baseband                      = 1,
                .update_lna                                     = tfe7090p_pvr_update_lna,

                .agc_config_count                       = 2,
                .agc                                            = dib7090_agc_config,

                .bw                                                     = &dib7090_clock_config_12_mhz,

                .gpio_dir                                       = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
                .gpio_val                                       = DIB7000P_GPIO_DEFAULT_VALUES,
                .gpio_pwm_pos                           = DIB7000P_GPIO_DEFAULT_PWM_POS,

                .pwm_freq_div                           = 0,

                .agc_control                            = dib7090_agc_restart,

                .spur_protect                           = 0,
                .disable_sample_and_hold        = 0,
                .enable_current_mirror          = 0,
                .diversity_delay                        = 0,

                .output_mode                            = OUTMODE_MPEG2_PAR_GATED_CLK,
                .default_i2c_addr                       = 0x90,
                .enMpegOutput                           = 1,
        }, {
                .output_mpeg2_in_188_bytes  = 1,
                .hostbus_diversity                      = 1,
                .tuner_is_baseband                      = 1,
                .update_lna                                     = tfe7090p_pvr_update_lna,

                .agc_config_count                       = 2,
                .agc                                            = dib7090_agc_config,

                .bw                                                     = &dib7090_clock_config_12_mhz,

                .gpio_dir                                       = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
                .gpio_val                                       = DIB7000P_GPIO_DEFAULT_VALUES,
                .gpio_pwm_pos                           = DIB7000P_GPIO_DEFAULT_PWM_POS,

                .pwm_freq_div                           = 0,

                .agc_control                            = dib7090_agc_restart,

                .spur_protect                           = 0,
                .disable_sample_and_hold        = 0,
                .enable_current_mirror          = 0,
                .diversity_delay                        = 0,

                .output_mode                            = OUTMODE_MPEG2_PAR_GATED_CLK,
                .default_i2c_addr                       = 0x92,
                .enMpegOutput                           = 0,
        }
};

static struct dib0090_config nim7090_dib0090_config = {
        .io.clock_khz = 12000,
        .io.pll_bypass = 0,
        .io.pll_range = 0,
        .io.pll_prediv = 3,
        .io.pll_loopdiv = 6,
        .io.adc_clock_ratio = 0,
        .io.pll_int_loop_filt = 0,

        .freq_offset_khz_uhf = 0,
        .freq_offset_khz_vhf = 0,

        .clkouttobamse = 1,
        .analog_output = 0,

        .wbd_vhf_offset = 0,
        .wbd_cband_offset = 0,
        .use_pwm_agc = 1,
        .clkoutdrive = 0,

        .fref_clock_ratio = 0,

        .wbd = dib7090_wbd_table,

        .ls_cfg_pad_drv = 0,
        .data_tx_drv = 0,
        .low_if = NULL,
        .in_soc = 1,
};

static struct dib7000p_config tfe7790p_dib7000p_config = {
        .output_mpeg2_in_188_bytes  = 1,
        .hostbus_diversity                      = 1,
        .tuner_is_baseband                      = 1,
        .update_lna                                     = tfe7790p_update_lna,

        .agc_config_count                       = 2,
        .agc                                            = dib7090_agc_config,

        .bw                                                     = &dib7090_clock_config_12_mhz,

        .gpio_dir                                       = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
        .gpio_val                                       = DIB7000P_GPIO_DEFAULT_VALUES,
        .gpio_pwm_pos                           = DIB7000P_GPIO_DEFAULT_PWM_POS,

        .pwm_freq_div                           = 0,

        .agc_control                            = dib7090_agc_restart,

        .spur_protect                           = 0,
        .disable_sample_and_hold        = 0,
        .enable_current_mirror          = 0,
        .diversity_delay                        = 0,

        .output_mode                            = OUTMODE_MPEG2_PAR_GATED_CLK,
        .enMpegOutput                           = 1,
};

static struct dib0090_config tfe7790p_dib0090_config = {
        .io.clock_khz = 12000,
        .io.pll_bypass = 0,
        .io.pll_range = 0,
        .io.pll_prediv = 3,
        .io.pll_loopdiv = 6,
        .io.adc_clock_ratio = 0,
        .io.pll_int_loop_filt = 0,

        .freq_offset_khz_uhf = 0,
        .freq_offset_khz_vhf = 0,

        .clkouttobamse = 1,
        .analog_output = 0,

        .wbd_vhf_offset = 0,
        .wbd_cband_offset = 0,
        .use_pwm_agc = 1,
        .clkoutdrive = 0,

        .fref_clock_ratio = 0,

        .wbd = dib7090_wbd_table,

        .ls_cfg_pad_drv = 0,
        .data_tx_drv = 0,
        .low_if = NULL,
        .in_soc = 1,
        .force_cband_input = 0,
        .is_dib7090e = 0,
        .force_crystal_mode = 1,
};

static struct dib0090_config tfe7090pvr_dib0090_config[2] = {
        {
                .io.clock_khz = 12000,
                .io.pll_bypass = 0,
                .io.pll_range = 0,
                .io.pll_prediv = 3,
                .io.pll_loopdiv = 6,
                .io.adc_clock_ratio = 0,
                .io.pll_int_loop_filt = 0,

                .freq_offset_khz_uhf = 50,
                .freq_offset_khz_vhf = 70,

                .clkouttobamse = 1,
                .analog_output = 0,

                .wbd_vhf_offset = 0,
                .wbd_cband_offset = 0,

                .use_pwm_agc = 1,
                .clkoutdrive = 0,

                .fref_clock_ratio = 0,

                .wbd = dib7090_wbd_table,

                .ls_cfg_pad_drv = 0,
                .data_tx_drv = 0,
                .low_if = NULL,
                .in_soc = 1,
        }, {
                .io.clock_khz = 12000,
                .io.pll_bypass = 0,
                .io.pll_range = 0,
                .io.pll_prediv = 3,
                .io.pll_loopdiv = 6,
                .io.adc_clock_ratio = 0,
                .io.pll_int_loop_filt = 0,

                .freq_offset_khz_uhf = -50,
                .freq_offset_khz_vhf = -70,

                .clkouttobamse = 1,
                .analog_output = 0,

                .wbd_vhf_offset = 0,
                .wbd_cband_offset = 0,
                .use_pwm_agc = 1,
                .clkoutdrive = 0,

                .fref_clock_ratio = 0,

                .wbd = dib7090_wbd_table,

                .ls_cfg_pad_drv = 0,
                .data_tx_drv = 0,
                .low_if = NULL,
                .in_soc = 1,
        }
};

static int nim7090_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);

        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        if (state->dib7000p_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 0x10, &nim7090_dib7000p_config) != 0) {
                err("%s: state->dib7000p_ops.i2c_enumeration failed.  Cannot continue\n", __func__);
                dvb_detach(state->dib7000p_ops.set_wbd_ref);
                return -ENODEV;
        }
        adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap, 0x80, &nim7090_dib7000p_config);

        return adap->fe_adap[0].fe == NULL ?  -ENODEV : 0;
}

static int nim7090_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *st = adap->priv;
        struct i2c_adapter *tun_i2c = st->dib7000p_ops.get_i2c_tuner(adap->fe_adap[0].fe);

        nim7090_dib0090_config.reset = st->dib7000p_ops.tuner_sleep;
        nim7090_dib0090_config.sleep = st->dib7000p_ops.tuner_sleep;
        nim7090_dib0090_config.get_adc_power = st->dib7000p_ops.get_adc_power;

        if (dvb_attach(dib0090_register, adap->fe_adap[0].fe, tun_i2c, &nim7090_dib0090_config) == NULL)
                return -ENODEV;

        st->dib7000p_ops.set_gpio(adap->fe_adap[0].fe, 8, 0, 1);

        st->set_param_save = adap->fe_adap[0].fe->ops.tuner_ops.set_params;
        adap->fe_adap[0].fe->ops.tuner_ops.set_params = dib7090_agc_startup;
        return 0;
}

static int tfe7090pvr_frontend0_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_state *st = adap->dev->priv;
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        /* The TFE7090 requires the dib0700 to not be in master mode */
        st->disable_streaming_master_mode = 1;

        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);

        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        /* initialize IC 0 */
        if (state->dib7000p_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 0x20, &tfe7090pvr_dib7000p_config[0]) != 0) {
                err("%s: state->dib7000p_ops.i2c_enumeration failed.  Cannot continue\n", __func__);
                dvb_detach(state->dib7000p_ops.set_wbd_ref);
                return -ENODEV;
        }

        dib0700_set_i2c_speed(adap->dev, 340);
        adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap, 0x90, &tfe7090pvr_dib7000p_config[0]);
        if (adap->fe_adap[0].fe == NULL)
                return -ENODEV;

        state->dib7000p_ops.slave_reset(adap->fe_adap[0].fe);

        return 0;
}

static int tfe7090pvr_frontend1_attach(struct dvb_usb_adapter *adap)
{
        struct i2c_adapter *i2c;
        struct dib0700_adapter_state *state = adap->priv;

        if (adap->dev->adapter[0].fe_adap[0].fe == NULL) {
                err("the master dib7090 has to be initialized first");
                return -ENODEV; /* the master device has not been initialized */
        }

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        i2c = state->dib7000p_ops.get_i2c_master(adap->dev->adapter[0].fe_adap[0].fe, DIBX000_I2C_INTERFACE_GPIO_6_7, 1);
        if (state->dib7000p_ops.i2c_enumeration(i2c, 1, 0x10, &tfe7090pvr_dib7000p_config[1]) != 0) {
                err("%s: state->dib7000p_ops.i2c_enumeration failed.  Cannot continue\n", __func__);
                dvb_detach(state->dib7000p_ops.set_wbd_ref);
                return -ENODEV;
        }

        adap->fe_adap[0].fe = state->dib7000p_ops.init(i2c, 0x92, &tfe7090pvr_dib7000p_config[1]);
        dib0700_set_i2c_speed(adap->dev, 200);

        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

static int tfe7090pvr_tuner0_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *st = adap->priv;
        struct i2c_adapter *tun_i2c = st->dib7000p_ops.get_i2c_tuner(adap->fe_adap[0].fe);

        tfe7090pvr_dib0090_config[0].reset = st->dib7000p_ops.tuner_sleep;
        tfe7090pvr_dib0090_config[0].sleep = st->dib7000p_ops.tuner_sleep;
        tfe7090pvr_dib0090_config[0].get_adc_power = st->dib7000p_ops.get_adc_power;

        if (dvb_attach(dib0090_register, adap->fe_adap[0].fe, tun_i2c, &tfe7090pvr_dib0090_config[0]) == NULL)
                return -ENODEV;

        st->dib7000p_ops.set_gpio(adap->fe_adap[0].fe, 8, 0, 1);

        st->set_param_save = adap->fe_adap[0].fe->ops.tuner_ops.set_params;
        adap->fe_adap[0].fe->ops.tuner_ops.set_params = dib7090_agc_startup;
        return 0;
}

static int tfe7090pvr_tuner1_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *st = adap->priv;
        struct i2c_adapter *tun_i2c = st->dib7000p_ops.get_i2c_tuner(adap->fe_adap[0].fe);

        tfe7090pvr_dib0090_config[1].reset = st->dib7000p_ops.tuner_sleep;
        tfe7090pvr_dib0090_config[1].sleep = st->dib7000p_ops.tuner_sleep;
        tfe7090pvr_dib0090_config[1].get_adc_power = st->dib7000p_ops.get_adc_power;

        if (dvb_attach(dib0090_register, adap->fe_adap[0].fe, tun_i2c, &tfe7090pvr_dib0090_config[1]) == NULL)
                return -ENODEV;

        st->dib7000p_ops.set_gpio(adap->fe_adap[0].fe, 8, 0, 1);

        st->set_param_save = adap->fe_adap[0].fe->ops.tuner_ops.set_params;
        adap->fe_adap[0].fe->ops.tuner_ops.set_params = dib7090_agc_startup;
        return 0;
}

static int tfe7790p_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_state *st = adap->dev->priv;
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        /* The TFE7790P requires the dib0700 to not be in master mode */
        st->disable_streaming_master_mode = 1;

        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);
        msleep(20);
        dib0700_ctrl_clock(adap->dev, 72, 1);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(20);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        if (state->dib7000p_ops.i2c_enumeration(&adap->dev->i2c_adap,
                                1, 0x10, &tfe7790p_dib7000p_config) != 0) {
                err("%s: state->dib7000p_ops.i2c_enumeration failed.  Cannot continue\n",
                                __func__);
                dvb_detach(state->dib7000p_ops.set_wbd_ref);
                return -ENODEV;
        }
        adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap,
                        0x80, &tfe7790p_dib7000p_config);

        return adap->fe_adap[0].fe == NULL ?  -ENODEV : 0;
}

static int tfe7790p_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *st = adap->priv;
        struct i2c_adapter *tun_i2c =
                st->dib7000p_ops.get_i2c_tuner(adap->fe_adap[0].fe);


        tfe7790p_dib0090_config.reset = st->dib7000p_ops.tuner_sleep;
        tfe7790p_dib0090_config.sleep = st->dib7000p_ops.tuner_sleep;
        tfe7790p_dib0090_config.get_adc_power = st->dib7000p_ops.get_adc_power;

        if (dvb_attach(dib0090_register, adap->fe_adap[0].fe, tun_i2c,
                                &tfe7790p_dib0090_config) == NULL)
                return -ENODEV;

        st->dib7000p_ops.set_gpio(adap->fe_adap[0].fe, 8, 0, 1);

        st->set_param_save = adap->fe_adap[0].fe->ops.tuner_ops.set_params;
        adap->fe_adap[0].fe->ops.tuner_ops.set_params = dib7090_agc_startup;
        return 0;
}

/* STK7070PD */
static struct dib7000p_config stk7070pd_dib7000p_config[2] = {
        {
                .output_mpeg2_in_188_bytes = 1,

                .agc_config_count = 1,
                .agc = &dib7070_agc_config,
                .bw  = &dib7070_bw_config_12_mhz,
                .tuner_is_baseband = 1,
                .spur_protect = 1,

                .gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
                .gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
                .gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,

                .hostbus_diversity = 1,
        }, {
                .output_mpeg2_in_188_bytes = 1,

                .agc_config_count = 1,
                .agc = &dib7070_agc_config,
                .bw  = &dib7070_bw_config_12_mhz,
                .tuner_is_baseband = 1,
                .spur_protect = 1,

                .gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
                .gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
                .gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,

                .hostbus_diversity = 1,
        }
};

static void stk7070pd_init(struct dvb_usb_device *dev)
{
        dib0700_set_gpio(dev, GPIO6, GPIO_OUT, 1);
        msleep(10);
        dib0700_set_gpio(dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(dev, GPIO7, GPIO_OUT, 1);
        dib0700_set_gpio(dev, GPIO10, GPIO_OUT, 0);

        dib0700_ctrl_clock(dev, 72, 1);

        msleep(10);
        dib0700_set_gpio(dev, GPIO10, GPIO_OUT, 1);
}

static int stk7070pd_frontend_attach0(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        stk7070pd_init(adap->dev);

        msleep(10);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

        if (state->dib7000p_ops.i2c_enumeration(&adap->dev->i2c_adap, 2, 18,
                                     stk7070pd_dib7000p_config) != 0) {
                err("%s: state->dib7000p_ops.i2c_enumeration failed.  Cannot continue\n",
                    __func__);
                dvb_detach(state->dib7000p_ops.set_wbd_ref);
                return -ENODEV;
        }

        adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap, 0x80, &stk7070pd_dib7000p_config[0]);
        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

static int stk7070pd_frontend_attach1(struct dvb_usb_adapter *adap)
{
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap, 0x82, &stk7070pd_dib7000p_config[1]);
        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

static int novatd_read_status_override(struct dvb_frontend *fe,
                                       enum fe_status *stat)
{
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dvb_usb_device *dev = adap->dev;
        struct dib0700_state *state = dev->priv;
        int ret;

        ret = state->read_status(fe, stat);

        if (!ret)
                dib0700_set_gpio(dev, adap->id == 0 ? GPIO1 : GPIO0, GPIO_OUT,
                                !!(*stat & FE_HAS_LOCK));

        return ret;
}

static int novatd_sleep_override(struct dvb_frontend* fe)
{
        struct dvb_usb_adapter *adap = fe->dvb->priv;
        struct dvb_usb_device *dev = adap->dev;
        struct dib0700_state *state = dev->priv;

        /* turn off LED */
        dib0700_set_gpio(dev, adap->id == 0 ? GPIO1 : GPIO0, GPIO_OUT, 0);

        return state->sleep(fe);
}

/*
 * novatd_frontend_attach - Nova-TD specific attach
 *
 * Nova-TD has GPIO0, 1 and 2 for LEDs. So do not fiddle with them except for
 * information purposes.
 */
static int novatd_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dvb_usb_device *dev = adap->dev;
        struct dib0700_state *st = dev->priv;
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        if (adap->id == 0) {
                stk7070pd_init(dev);

                /* turn the power LED on, the other two off (just in case) */
                dib0700_set_gpio(dev, GPIO0, GPIO_OUT, 0);
                dib0700_set_gpio(dev, GPIO1, GPIO_OUT, 0);
                dib0700_set_gpio(dev, GPIO2, GPIO_OUT, 1);

                if (state->dib7000p_ops.i2c_enumeration(&dev->i2c_adap, 2, 18,
                                             stk7070pd_dib7000p_config) != 0) {
                        err("%s: state->dib7000p_ops.i2c_enumeration failed.  Cannot continue\n",
                            __func__);
                        dvb_detach(state->dib7000p_ops.set_wbd_ref);
                        return -ENODEV;
                }
        }

        adap->fe_adap[0].fe = state->dib7000p_ops.init(&dev->i2c_adap,
                        adap->id == 0 ? 0x80 : 0x82,
                        &stk7070pd_dib7000p_config[adap->id]);

        if (adap->fe_adap[0].fe == NULL)
                return -ENODEV;

        st->read_status = adap->fe_adap[0].fe->ops.read_status;
        adap->fe_adap[0].fe->ops.read_status = novatd_read_status_override;
        st->sleep = adap->fe_adap[0].fe->ops.sleep;
        adap->fe_adap[0].fe->ops.sleep = novatd_sleep_override;

        return 0;
}

/* S5H1411 */
static struct s5h1411_config pinnacle_801e_config = {
        .output_mode   = S5H1411_PARALLEL_OUTPUT,
        .gpio          = S5H1411_GPIO_OFF,
        .mpeg_timing   = S5H1411_MPEGTIMING_NONCONTINUOUS_NONINVERTING_CLOCK,
        .qam_if        = S5H1411_IF_44000,
        .vsb_if        = S5H1411_IF_44000,
        .inversion     = S5H1411_INVERSION_OFF,
        .status_mode   = S5H1411_DEMODLOCKING
};

/* Pinnacle PCTV HD Pro 801e GPIOs map:
   GPIO0  - currently unknown
   GPIO1  - xc5000 tuner reset
   GPIO2  - CX25843 sleep
   GPIO3  - currently unknown
   GPIO4  - currently unknown
   GPIO6  - currently unknown
   GPIO7  - currently unknown
   GPIO9  - currently unknown
   GPIO10 - CX25843 reset
 */
static int s5h1411_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_state *st = adap->dev->priv;

        /* Make use of the new i2c functions from FW 1.20 */
        st->fw_use_new_i2c_api = 1;

        /* The s5h1411 requires the dib0700 to not be in master mode */
        st->disable_streaming_master_mode = 1;

        /* All msleep values taken from Windows USB trace */
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 0);
        dib0700_set_gpio(adap->dev, GPIO3, GPIO_OUT, 0);
        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(400);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);
        msleep(60);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(30);
        dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);
        dib0700_set_gpio(adap->dev, GPIO2, GPIO_OUT, 0);
        msleep(30);

        /* Put the CX25843 to sleep for now since we're in digital mode */
        dib0700_set_gpio(adap->dev, GPIO2, GPIO_OUT, 1);

        /* GPIOs are initialized, do the attach */
        adap->fe_adap[0].fe = dvb_attach(s5h1411_attach, &pinnacle_801e_config,
                              &adap->dev->i2c_adap);
        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

static int dib0700_xc5000_tuner_callback(void *priv, int component,
                                         int command, int arg)
{
        struct dvb_usb_adapter *adap = priv;

        if (command == XC5000_TUNER_RESET) {
                /* Reset the tuner */
                dib0700_set_gpio(adap->dev, GPIO1, GPIO_OUT, 0);
                msleep(10);
                dib0700_set_gpio(adap->dev, GPIO1, GPIO_OUT, 1);
                msleep(10);
        } else {
                err("xc5000: unknown tuner callback command: %d\n", command);
                return -EINVAL;
        }

        return 0;
}

static struct xc5000_config s5h1411_xc5000_tunerconfig = {
        .i2c_address      = 0x64,
        .if_khz           = 5380,
};

static int xc5000_tuner_attach(struct dvb_usb_adapter *adap)
{
        /* FIXME: generalize & move to common area */
        adap->fe_adap[0].fe->callback = dib0700_xc5000_tuner_callback;

        return dvb_attach(xc5000_attach, adap->fe_adap[0].fe, &adap->dev->i2c_adap,
                          &s5h1411_xc5000_tunerconfig)
                == NULL ? -ENODEV : 0;
}

static int dib0700_xc4000_tuner_callback(void *priv, int component,
                                         int command, int arg)
{
        struct dvb_usb_adapter *adap = priv;
        struct dib0700_adapter_state *state = adap->priv;

        if (command == XC4000_TUNER_RESET) {
                /* Reset the tuner */
                state->dib7000p_ops.set_gpio(adap->fe_adap[0].fe, 8, 0, 0);
                msleep(10);
                state->dib7000p_ops.set_gpio(adap->fe_adap[0].fe, 8, 0, 1);
        } else {
                err("xc4000: unknown tuner callback command: %d\n", command);
                return -EINVAL;
        }

        return 0;
}

static struct dibx000_agc_config stk7700p_7000p_xc4000_agc_config = {
        .band_caps = BAND_UHF | BAND_VHF,
        .setup = 0x64,
        .inv_gain = 0x02c8,
        .time_stabiliz = 0x15,
        .alpha_level = 0x00,
        .thlock = 0x76,
        .wbd_inv = 0x01,
        .wbd_ref = 0x0b33,
        .wbd_sel = 0x00,
        .wbd_alpha = 0x02,
        .agc1_max = 0x00,
        .agc1_min = 0x00,
        .agc2_max = 0x9b26,
        .agc2_min = 0x26ca,
        .agc1_pt1 = 0x00,
        .agc1_pt2 = 0x00,
        .agc1_pt3 = 0x00,
        .agc1_slope1 = 0x00,
        .agc1_slope2 = 0x00,
        .agc2_pt1 = 0x00,
        .agc2_pt2 = 0x80,
        .agc2_slope1 = 0x1d,
        .agc2_slope2 = 0x1d,
        .alpha_mant = 0x11,
        .alpha_exp = 0x1b,
        .beta_mant = 0x17,
        .beta_exp = 0x33,
        .perform_agc_softsplit = 0x00,
};

static struct dibx000_bandwidth_config stk7700p_xc4000_pll_config = {
        .internal = 60000,
        .sampling = 30000,
        .pll_prediv = 1,
        .pll_ratio = 8,
        .pll_range = 3,
        .pll_reset = 1,
        .pll_bypass = 0,
        .enable_refdiv = 0,
        .bypclk_div = 0,
        .IO_CLK_en_core = 1,
        .ADClkSrc = 1,
        .modulo = 0,
        .sad_cfg = (3 << 14) | (1 << 12) | 524, /* sad_cfg: refsel, sel, freq_15k */
        .ifreq = 39370534,
        .timf = 20452225,
        .xtal_hz = 30000000
};

/* FIXME: none of these inputs are validated yet */
static struct dib7000p_config pctv_340e_config = {
        .output_mpeg2_in_188_bytes = 1,

        .agc_config_count = 1,
        .agc = &stk7700p_7000p_xc4000_agc_config,
        .bw  = &stk7700p_xc4000_pll_config,

        .gpio_dir = DIB7000M_GPIO_DEFAULT_DIRECTIONS,
        .gpio_val = DIB7000M_GPIO_DEFAULT_VALUES,
        .gpio_pwm_pos = DIB7000M_GPIO_DEFAULT_PWM_POS,
};

/* PCTV 340e GPIOs map:
   dib0700:
   GPIO2  - CX25843 sleep
   GPIO3  - CS5340 reset
   GPIO5  - IRD
   GPIO6  - Power Supply
   GPIO8  - LNA (1=off 0=on)
   GPIO10 - CX25843 reset
   dib7000:
   GPIO8  - xc4000 reset
 */
static int pctv340e_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_state *st = adap->dev->priv;
        struct dib0700_adapter_state *state = adap->priv;

        if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops))
                return -ENODEV;

        /* Power Supply on */
        dib0700_set_gpio(adap->dev, GPIO6,  GPIO_OUT, 0);
        msleep(50);
        dib0700_set_gpio(adap->dev, GPIO6,  GPIO_OUT, 1);
        msleep(100); /* Allow power supply to settle before probing */

        /* cx25843 reset */
        dib0700_set_gpio(adap->dev, GPIO10,  GPIO_OUT, 0);
        msleep(1); /* cx25843 datasheet say 350us required */
        dib0700_set_gpio(adap->dev, GPIO10,  GPIO_OUT, 1);

        /* LNA off for now */
        dib0700_set_gpio(adap->dev, GPIO8,  GPIO_OUT, 1);

        /* Put the CX25843 to sleep for now since we're in digital mode */
        dib0700_set_gpio(adap->dev, GPIO2, GPIO_OUT, 1);

        /* FIXME: not verified yet */
        dib0700_ctrl_clock(adap->dev, 72, 1);

        msleep(500);

        if (state->dib7000p_ops.dib7000pc_detection(&adap->dev->i2c_adap) == 0) {
                /* Demodulator not found for some reason? */
                dvb_detach(state->dib7000p_ops.set_wbd_ref);
                return -ENODEV;
        }

        adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap, 0x12,
                              &pctv_340e_config);
        st->is_dib7000pc = 1;

        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

static struct xc4000_config dib7000p_xc4000_tunerconfig = {
        .i2c_address      = 0x61,
        .default_pm       = 1,
        .dvb_amplitude    = 0,
        .set_smoothedcvbs = 0,
        .if_khz           = 5400
};

static int xc4000_tuner_attach(struct dvb_usb_adapter *adap)
{
        struct i2c_adapter *tun_i2c;
        struct dib0700_adapter_state *state = adap->priv;

        /* The xc4000 is not on the main i2c bus */
        tun_i2c = state->dib7000p_ops.get_i2c_master(adap->fe_adap[0].fe,
                                          DIBX000_I2C_INTERFACE_TUNER, 1);
        if (tun_i2c == NULL) {
                printk(KERN_ERR "Could not reach tuner i2c bus\n");
                return 0;
        }

        /* Setup the reset callback */
        adap->fe_adap[0].fe->callback = dib0700_xc4000_tuner_callback;

        return dvb_attach(xc4000_attach, adap->fe_adap[0].fe, tun_i2c,
                          &dib7000p_xc4000_tunerconfig)
                == NULL ? -ENODEV : 0;
}

static struct lgdt3305_config hcw_lgdt3305_config = {
        .i2c_addr           = 0x0e,
        .mpeg_mode          = LGDT3305_MPEG_PARALLEL,
        .tpclk_edge         = LGDT3305_TPCLK_FALLING_EDGE,
        .tpvalid_polarity   = LGDT3305_TP_VALID_LOW,
        .deny_i2c_rptr      = 0,
        .spectral_inversion = 1,
        .qam_if_khz         = 6000,
        .vsb_if_khz         = 6000,
        .usref_8vsb         = 0x0500,
};

static struct mxl5007t_config hcw_mxl5007t_config = {
        .xtal_freq_hz = MxL_XTAL_25_MHZ,
        .if_freq_hz = MxL_IF_6_MHZ,
        .invert_if = 1,
};

/* TIGER-ATSC map:
   GPIO0  - LNA_CTR  (H: LNA power enabled, L: LNA power disabled)
   GPIO1  - ANT_SEL  (H: VPA, L: MCX)
   GPIO4  - SCL2
   GPIO6  - EN_TUNER
   GPIO7  - SDA2
   GPIO10 - DEM_RST

   MXL is behind LG's i2c repeater.  LG is on SCL2/SDA2 gpios on the DIB
 */
static int lgdt3305_frontend_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_state *st = adap->dev->priv;

        /* Make use of the new i2c functions from FW 1.20 */
        st->fw_use_new_i2c_api = 1;

        st->disable_streaming_master_mode = 1;

        /* fe power enable */
        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0);
        msleep(30);
        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(30);

        /* demod reset */
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(30);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);
        msleep(30);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(30);

        adap->fe_adap[0].fe = dvb_attach(lgdt3305_attach,
                              &hcw_lgdt3305_config,
                              &adap->dev->i2c_adap);

        return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
}

static int mxl5007t_tuner_attach(struct dvb_usb_adapter *adap)
{
        return dvb_attach(mxl5007t_attach, adap->fe_adap[0].fe,
                          &adap->dev->i2c_adap, 0x60,
                          &hcw_mxl5007t_config) == NULL ? -ENODEV : 0;
}

static int xbox_one_attach(struct dvb_usb_adapter *adap)
{
        struct dib0700_state *st = adap->dev->priv;
        struct i2c_client *client_demod, *client_tuner;
        struct dvb_usb_device *d = adap->dev;
        struct mn88472_config mn88472_config = { };
        struct tda18250_config tda18250_config;
        struct i2c_board_info info;

        st->fw_use_new_i2c_api = 1;
        st->disable_streaming_master_mode = 1;

        /* fe power enable */
        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0);
        msleep(30);
        dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
        msleep(30);

        /* demod reset */
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(30);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);
        msleep(30);
        dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
        msleep(30);

        /* attach demod */
        mn88472_config.fe = &adap->fe_adap[0].fe;
        mn88472_config.i2c_wr_max = 22;
        mn88472_config.xtal = 20500000;
        mn88472_config.ts_mode = PARALLEL_TS_MODE;
        mn88472_config.ts_clock = FIXED_TS_CLOCK;
        memset(&info, 0, sizeof(struct i2c_board_info));
        strscpy(info.type, "mn88472", I2C_NAME_SIZE);
        info.addr = 0x18;
        info.platform_data = &mn88472_config;
        request_module(info.type);
        client_demod = i2c_new_client_device(&d->i2c_adap, &info);
        if (!i2c_client_has_driver(client_demod))
                goto fail_demod_device;
        if (!try_module_get(client_demod->dev.driver->owner))
                goto fail_demod_module;

        st->i2c_client_demod = client_demod;

        adap->fe_adap[0].fe = mn88472_config.get_dvb_frontend(client_demod);

        /* attach tuner */
        memset(&tda18250_config, 0, sizeof(tda18250_config));
        tda18250_config.if_dvbt_6 = 3950;
        tda18250_config.if_dvbt_7 = 4450;
        tda18250_config.if_dvbt_8 = 4950;
        tda18250_config.if_dvbc_6 = 4950;
        tda18250_config.if_dvbc_8 = 4950;
        tda18250_config.if_atsc = 4079;
        tda18250_config.loopthrough = true;
        tda18250_config.xtal_freq = TDA18250_XTAL_FREQ_27MHZ;
        tda18250_config.fe = adap->fe_adap[0].fe;

        memset(&info, 0, sizeof(struct i2c_board_info));
        strscpy(info.type, "tda18250", I2C_NAME_SIZE);
        info.addr = 0x60;
        info.platform_data = &tda18250_config;

        request_module(info.type);
        client_tuner = i2c_new_client_device(&adap->dev->i2c_adap, &info);
        if (!i2c_client_has_driver(client_tuner))
                goto fail_tuner_device;
        if (!try_module_get(client_tuner->dev.driver->owner))
                goto fail_tuner_module;

        st->i2c_client_tuner = client_tuner;
        return 0;

fail_tuner_module:
        i2c_unregister_device(client_tuner);
fail_tuner_device:
        module_put(client_demod->dev.driver->owner);
fail_demod_module:
        i2c_unregister_device(client_demod);
fail_demod_device:
        return -ENODEV;
}


/* DVB-USB and USB stuff follows */
enum {
        DIBCOM_STK7700P,
        DIBCOM_STK7700P_PC,
        HAUPPAUGE_NOVA_T_500,
        HAUPPAUGE_NOVA_T_500_2,
        HAUPPAUGE_NOVA_T_STICK,
        AVERMEDIA_VOLAR,
        COMPRO_VIDEOMATE_U500,
        UNIWILL_STK7700P,
        LEADTEK_WINFAST_DTV_DONGLE_STK7700P,
        HAUPPAUGE_NOVA_T_STICK_2,
        AVERMEDIA_VOLAR_2,
        PINNACLE_PCTV2000E,
        TERRATEC_CINERGY_DT_XS_DIVERSITY,
        HAUPPAUGE_NOVA_TD_STICK,
        DIBCOM_STK7700D,
        DIBCOM_STK7070P,
        PINNACLE_PCTV_DVB_T_FLASH,
        DIBCOM_STK7070PD,
        PINNACLE_PCTV_DUAL_DIVERSITY_DVB_T,
        COMPRO_VIDEOMATE_U500_PC,
        AVERMEDIA_EXPRESS,
        GIGABYTE_U7000,
        ULTIMA_ARTEC_T14BR,
        ASUS_U3000,
        ASUS_U3100,
        HAUPPAUGE_NOVA_T_STICK_3,
        HAUPPAUGE_MYTV_T,
        TERRATEC_CINERGY_HT_USB_XE,
        PINNACLE_EXPRESSCARD_320CX,
        PINNACLE_PCTV72E,
        PINNACLE_PCTV73E,
        YUAN_EC372S,
        TERRATEC_CINERGY_HT_EXPRESS,
        TERRATEC_CINERGY_T_XXS,
        LEADTEK_WINFAST_DTV_DONGLE_STK7700P_2,
        HAUPPAUGE_NOVA_TD_STICK_52009,
        HAUPPAUGE_NOVA_T_500_3,
        GIGABYTE_U8000,
        YUAN_STK7700PH,
        ASUS_U3000H,
        PINNACLE_PCTV801E,
        PINNACLE_PCTV801E_SE,
        TERRATEC_CINERGY_T_EXPRESS,
        TERRATEC_CINERGY_DT_XS_DIVERSITY_2,
        SONY_PLAYTV,
        YUAN_PD378S,
        HAUPPAUGE_TIGER_ATSC,
        HAUPPAUGE_TIGER_ATSC_B210,
        YUAN_MC770,
        ELGATO_EYETV_DTT,
        ELGATO_EYETV_DTT_Dlx,
        LEADTEK_WINFAST_DTV_DONGLE_H,
        TERRATEC_T3,
        TERRATEC_T5,
        YUAN_STK7700D,
        YUAN_STK7700D_2,
        PINNACLE_PCTV73A,
        PCTV_PINNACLE_PCTV73ESE,
        PCTV_PINNACLE_PCTV282E,
        DIBCOM_STK7770P,
        TERRATEC_CINERGY_T_XXS_2,
        DIBCOM_STK807XPVR,
        DIBCOM_STK807XP,
        PIXELVIEW_SBTVD,
        EVOLUTEPC_TVWAY_PLUS,
        PINNACLE_PCTV73ESE,
        PINNACLE_PCTV282E,
        DIBCOM_STK8096GP,
        ELGATO_EYETV_DIVERSITY,
        DIBCOM_NIM9090M,
        DIBCOM_NIM8096MD,
        DIBCOM_NIM9090MD,
        DIBCOM_NIM7090,
        DIBCOM_TFE7090PVR,
        TECHNISAT_AIRSTAR_TELESTICK_2,
        MEDION_CREATIX_CTX1921,
        PINNACLE_PCTV340E,
        PINNACLE_PCTV340E_SE,
        DIBCOM_TFE7790P,
        DIBCOM_TFE8096P,
        ELGATO_EYETV_DTT_2,
        PCTV_2002E,
        PCTV_2002E_SE,
        PCTV_DIBCOM_STK8096PVR,
        DIBCOM_STK8096PVR,
        HAMA_DVBT_HYBRID,
        MICROSOFT_XBOX_ONE_TUNER,
};

struct usb_device_id dib0700_usb_id_table[] = {
        DVB_USB_DEV(DIBCOM, DIBCOM_STK7700P),
        DVB_USB_DEV(DIBCOM, DIBCOM_STK7700P_PC),
        DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_NOVA_T_500),
        DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_NOVA_T_500_2),
        DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_NOVA_T_STICK),
        DVB_USB_DEV(AVERMEDIA, AVERMEDIA_VOLAR),
        DVB_USB_DEV(COMPRO, COMPRO_VIDEOMATE_U500),
        DVB_USB_DEV(UNIWILL, UNIWILL_STK7700P),
        DVB_USB_DEV(LEADTEK, LEADTEK_WINFAST_DTV_DONGLE_STK7700P),
        DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_NOVA_T_STICK_2),
        DVB_USB_DEV(AVERMEDIA, AVERMEDIA_VOLAR_2),
        DVB_USB_DEV(PINNACLE, PINNACLE_PCTV2000E),
        DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_DT_XS_DIVERSITY),
        DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_NOVA_TD_STICK),
        DVB_USB_DEV(DIBCOM, DIBCOM_STK7700D),
        DVB_USB_DEV(DIBCOM, DIBCOM_STK7070P),
        DVB_USB_DEV(PINNACLE, PINNACLE_PCTV_DVB_T_FLASH),
        DVB_USB_DEV(DIBCOM, DIBCOM_STK7070PD),
        DVB_USB_DEV(PINNACLE, PINNACLE_PCTV_DUAL_DIVERSITY_DVB_T),
        DVB_USB_DEV(COMPRO, COMPRO_VIDEOMATE_U500_PC),
        DVB_USB_DEV(AVERMEDIA, AVERMEDIA_EXPRESS),
        DVB_USB_DEV(GIGABYTE, GIGABYTE_U7000),
        DVB_USB_DEV(ULTIMA_ELECTRONIC, ULTIMA_ARTEC_T14BR),
        DVB_USB_DEV(ASUS, ASUS_U3000),
        DVB_USB_DEV(ASUS, ASUS_U3100),
        DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_NOVA_T_STICK_3),
        DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_MYTV_T),
        DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_HT_USB_XE),
        DVB_USB_DEV(PINNACLE, PINNACLE_EXPRESSCARD_320CX),
        DVB_USB_DEV(PINNACLE, PINNACLE_PCTV72E),
        DVB_USB_DEV(PINNACLE, PINNACLE_PCTV73E),
        DVB_USB_DEV(YUAN, YUAN_EC372S),
        DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_HT_EXPRESS),
        DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_T_XXS),
        DVB_USB_DEV(LEADTEK, LEADTEK_WINFAST_DTV_DONGLE_STK7700P_2),
        DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_NOVA_TD_STICK_52009),
        DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_NOVA_T_500_3),
        DVB_USB_DEV(GIGABYTE, GIGABYTE_U8000),
        DVB_USB_DEV(YUAN, YUAN_STK7700PH),
        DVB_USB_DEV(ASUS, ASUS_U3000H),
        DVB_USB_DEV(PINNACLE, PINNACLE_PCTV801E),
        DVB_USB_DEV(PINNACLE, PINNACLE_PCTV801E_SE),
        DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_T_EXPRESS),
        DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_DT_XS_DIVERSITY_2),
        DVB_USB_DEV(SONY, SONY_PLAYTV),
        DVB_USB_DEV(YUAN, YUAN_PD378S),
        DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_TIGER_ATSC),
        DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_TIGER_ATSC_B210),
        DVB_USB_DEV(YUAN, YUAN_MC770),
        DVB_USB_DEV(ELGATO, ELGATO_EYETV_DTT),
        DVB_USB_DEV(ELGATO, ELGATO_EYETV_DTT_Dlx),
        DVB_USB_DEV(LEADTEK, LEADTEK_WINFAST_DTV_DONGLE_H),
        DVB_USB_DEV(TERRATEC, TERRATEC_T3),
        DVB_USB_DEV(TERRATEC, TERRATEC_T5),
        DVB_USB_DEV(YUAN, YUAN_STK7700D),
        DVB_USB_DEV(YUAN, YUAN_STK7700D_2),
        DVB_USB_DEV(PINNACLE, PINNACLE_PCTV73A),
        DVB_USB_DEV(PCTV, PCTV_PINNACLE_PCTV73ESE),
        DVB_USB_DEV(PCTV, PCTV_PINNACLE_PCTV282E),
        DVB_USB_DEV(DIBCOM, DIBCOM_STK7770P),
        DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_T_XXS_2),
        DVB_USB_DEV(DIBCOM, DIBCOM_STK807XPVR),
        DVB_USB_DEV(DIBCOM, DIBCOM_STK807XP),
        DVB_USB_DEV_VER(PIXELVIEW, PIXELVIEW_SBTVD, 0x000, 0x3f00),
        DVB_USB_DEV(EVOLUTEPC, EVOLUTEPC_TVWAY_PLUS),
        DVB_USB_DEV(PINNACLE, PINNACLE_PCTV73ESE),
        DVB_USB_DEV(PINNACLE, PINNACLE_PCTV282E),
        DVB_USB_DEV(DIBCOM, DIBCOM_STK8096GP),
        DVB_USB_DEV(ELGATO, ELGATO_EYETV_DIVERSITY),
        DVB_USB_DEV(DIBCOM, DIBCOM_NIM9090M),
        DVB_USB_DEV(DIBCOM, DIBCOM_NIM8096MD),
        DVB_USB_DEV(DIBCOM, DIBCOM_NIM9090MD),
        DVB_USB_DEV(DIBCOM, DIBCOM_NIM7090),
        DVB_USB_DEV(DIBCOM, DIBCOM_TFE7090PVR),
        DVB_USB_DEV(TECHNISAT, TECHNISAT_AIRSTAR_TELESTICK_2),
        DVB_USB_DEV(MEDION, MEDION_CREATIX_CTX1921),
        DVB_USB_DEV(PINNACLE, PINNACLE_PCTV340E),
        DVB_USB_DEV(PINNACLE, PINNACLE_PCTV340E_SE),
        DVB_USB_DEV(DIBCOM, DIBCOM_TFE7790P),
        DVB_USB_DEV(DIBCOM, DIBCOM_TFE8096P),
        DVB_USB_DEV(ELGATO, ELGATO_EYETV_DTT_2),
        DVB_USB_DEV(PCTV, PCTV_2002E),
        DVB_USB_DEV(PCTV, PCTV_2002E_SE),
        DVB_USB_DEV(PCTV, PCTV_DIBCOM_STK8096PVR),
        DVB_USB_DEV(DIBCOM, DIBCOM_STK8096PVR),
        DVB_USB_DEV(HAMA, HAMA_DVBT_HYBRID),
        DVB_USB_DEV(MICROSOFT, MICROSOFT_XBOX_ONE_TUNER),
        { }
};

MODULE_DEVICE_TABLE(usb, dib0700_usb_id_table);