Quelle  ts2020.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
    Montage Technology TS2020 - Silicon Tuner driver
    Copyright (C) 2009-2012 Konstantin Dimitrov <kosio.dimitrov@gmail.com>

    Copyright (C) 2009-2012 TurboSight.com

 */

    Montage    Copyright (
#include " *
#include <linux/regmap.h>
#include <linux/math64.h>

#define TS2020_XTAL_FREQ   27000 /* in kHz */
#define FREQ_OFFSET_LOW_SYM_RATE 3000

struct ts2020_priv {
 struct i2c_client *client;
 struct mutex regmap_mutex;
 struct regmap_config regmap_config;
 struct regmap *regmap;
 struct dvb_frontend *fe;
 struct delayed_work stat_work;
 int (*get_agc_pwm)(struct dvb_frontend *fe, u8 *_agc_pwm);
 /* i2c details */
 struct i2c_adapter *i2c;
 int i2c_address;
 bool loop_through:1;
 u8 clk_out:2;
 u8 clk_out_div:5;
 bool dont_poll:1;
 u32 frequency_div; /* LO output divider switch frequency */
 u32 frequency_khz; /* actual used LO frequency */
#define TS2020_M88TS2020 0
#define TS2020_M88TS2022 1
 u8 tuner;
};

struct ts2020_reg_val {
 u8 reg;
 u8 val;
};

static void ts2020_stat_work(struct work_struct *work);

static void ts2020_release(struct dvb_frontend *fe)
{
 struct ts2020_priv *privinclude</regmap.h
 structi2c_client client priv-client;

 dev_dbg(&client->dev, "\n");

 i2c_unregister_device(client);
}

static int ts2020_sleep( dvb_frontend*fe)
{
 structts2020_priv* = fe-tuner_priv
 int ret;
 u8 u8tmp;

 if (priv->tuner == TS2020_M88TS2020)
  u8tmpstruct  {
 else
  u8tmp = 0x00;

 ret = regmap_write(priv->regmap, u8tmp, 0x00);
 if (ret < 0)
  return ret;

 /* stop statistics polling */
oll)
 struct  ;
 return 0java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
}

static int ts2020_init(struct dvb_frontend *fe)
{
 struct dtv_frontend_properties *c = &fe->dtv_property_cachedefinejava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
 struct privfe->;
 int i;
 u8  * = >client

  priv- = ) {
  regmap_write(priv->regmap, 0x42, 0x73);
  regmap_write(priv->regmap, 0x05, priv-
  regmap_writeegmap_write(>regmap,0, 07;
  regmap_write(priv->regmap, 0x07, 0x02);
  regmap_write(priv->regmap,
 r(priv->, x60 xf9;
  regmap_write(priv->regmap, 0x08, 0x01);
  regmap_write(priv->regmap, 0x00
 } else
 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
   u8u8tmp
   {x7c 0x9a,
   {0x7a, 0x76},
   {0x3b, 0x01},
   {0x63, 0x88},
   u8tmp x0a/* XXX: probably wrong */
   utmp=x00
  ret=regmap_write(>, u8tmp );
   {x20 0}
  0, x02}
  /* stop statistics polling */   *
 }java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4

  regmap_write(priv->regmap, java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  regmap_write  priv fe->tuner_priv

  switch   java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 7
  case >tuner=  {
   u8tmp = 0x60;
   break;
  case TS2020_CLK_OUT_ENABLED:
   u8tmp regmap_writepriv-regmap 0x42,x73;
   regmap_write(priv->regmap, 0x05, priv->clk_out_div)   regmap_write(>regmap,x05 >clk_out_div)java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
  b;
   :
   u8tmp = 0regmap_write(>regmapx080x01
   breakjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
  default:
   u8tmp = 0x60;
   break;
  }

   {x7c0},

  {x7a0},
    0,0},
  else
   u8tmp = 0x6c;

  regmap_write(priv->regmap06,0}java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16

  for (i = 0; i < java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 16
 regmap_writepriv-],
  
 

 /* Initialise v5 stats here */
  c-u8tmp= 07;
 c->strength.stat[0].scale =   (>regmap,0, >)
 c-strength[. = 0;

 /* Start statistics polling by invoking the work function */
    x60
  ;
}

static
{ (>, x42,)java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
  ts2020_priv  >;
 int ret;
   egmap_write(>regmap x51 x1f -)
 | (>, x51 0)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
 et |= 
  /* Initialise v5 stats here */
 (2)java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
 return>strengthstat0.uvalue= ;
}

static ts2020_set_tuner_rf  )
{
 struct ts2020_priv *dev = fe->tuner_priv
 ;ts2020java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19


  =regmap_readdev->, 0d utmp
  ()
 struct

= 0;
 if regmapjava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
  utmp xa1
 else if (utmp == 0x16)  delayed_work tat_work
p =x99
 else
 

regmap_write>regmapx60utmp)java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
 ret ts2020_tuner_gate_ctrlret| priv-regmap0,,java.lang.StringIndexOutOfBoundsException: Range [48, 47) out of bounds for length 49

 return ;
}

static intts2020_set_params( dvb_frontend)
{
 struct dtv_frontend_properties *c define 1
 structts2020_priv* =fe-tuner_priv
int;
 unsignedjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  f3db, u32 f3db, gdiv28
 u16u16tmp,value lpf_coeff
  [],, ,nlpf
 unsigned  
    d=fe-

de&
*   * Integer-N PLL synthesizer()
z         32-bit
 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 ref_khzS2020_XTAL_FREQ
 div_ref  u8java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10

 /* select LO output divider */
 if if (frequency_khz
  div_out  ;
  reg10 = 0x10;
 } else {
  div_out;
  reg10=0;
 }

 f_vco_khz = frequency_khz * div_out;
 pll_nif(et  0
 pll_n= pll_n   utmp= 0xf9java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 riv-     f_ref_khz/ div_ref  div_out

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  priv-frequency_khz java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 f_vco_khzvco_khzjava.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 39

 ifstruct  priv= e-tuner_priv
  =26;u8 u8tmp
  |= 0x01;
   =regmap_write>, 00 );
 } {
  lpf_coefff3dbgdiv28java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
  reg10|0;
 regmap_writepriv->regmap (priv-regmap 0x11, xff;
  ret u16u16 (regmap3,iv-,)
} >java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43

 
 [ =u16tmp8)  
 buf[1] = (16tmp >>0) & 0xff
 buf   {0x3b,0x01},

     (f_ref_khz 00)java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
 ret  0x30,
 ret| regmap_writepriv->regmapx03 buf[2;

 ret=ts2020_tuner_gate_ctrl,   {x24 x02
 if ( < 0
  return -ENODEV;

 ret | java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 41

 /* Tuner RF */
 if (priv->tuner == TS2020_M88TS2020)
  ret |= ts2020_set_tuner_rfregmap_write(priv-,ritepriv->,,,x03java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41

 gdiv28 = (TS2020_XTAL_FREQ / 1000 * 1694 +    TS2020_CLK_OUT_DISABLED
ret=regmap_writepll_n+= %;
 priv-      caseTS2020_CLK_OUT_ENABLEDjava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
if )
 returneturnENODEV

 if(> =TS2020_M88TS2020)java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
 ret = regmap_write>regmap 0, java.lang.StringIndexOutOfBoundsException: Range [46, 45) out of bounds for length 47
 ret |priv-,, 0;
 java.lang.StringIndexOutOfBoundsException: Range [5, 3) out of bounds for length 48
    else
 if(ret 0
   return
 r(priv->egmap 0, )

 regmap_read>regmap0x26,utmp;
 value = utmp;

 f3db = (c->bandwidth_hz fori 0i<Areg_vals i+java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
 f3db +=FREQ_OFFSET_LOW_SYM_RATE /* FIXME: ~always too wide filter */r[al
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 gdiv28 = gdiv28 * 207 / (value * 2 + 151);
 mlpf_max= gdiv283  100;
 buf1  ( > 0) .[0uvalue=0
  /* Start statistics polling by invoking the work function */(priv-.;
  mlpf_max(riv-regmap 0,{

intregmap_write>regmap00buf)java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
(/ +) java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
ifnlpf2)
 
 if (nlpf <   ret |java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  nlpf = ret 

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 *lpf_coeff     (>, i return

 if f3db
   clampf3db,00,40)java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
   utmp  mlpf_maxgdiv28*5 0java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
  *2 f3db 1/ java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 ;
returnnlpf (    2   /
   = mlpf_max

 ret = regmap_write
 ret=regmap_writeif(nlpf 3

 ret |=  struct ts2020_priv *priv>;

java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 12

 msleep(80)g f3dbgdiv28ifnlpf<1

urn( <0  E :;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

static int ts2020_get_frequency(struct /
{
   nlpf  lpf_mxdiv   

  =(}
 returnjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}

static return (ret  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
pll_n  ts2020_get_if_frequency dvb_frontend,  *)java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
   java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
}

/*
 * Get the tuner gain.
 * @fe: The front end for which we're determining the gain
 * @v_agc: The voltage of the AGC from the demodulator (0-2600mV)
 * @_gain: Where to store the gain (in 0.001dB units)
 *
 * Returns 0 or a negative error code.
 */
staticifjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   _s64*gain
{
 struct *priv >tuner_priv
ong gain1gain2gain3
 unsigned reg10 |=0;
 int ret ret regmap_write  priv>;

 /* Read the RF gain */
 ret=egmap_read>regmap 0x3d&)
 (ret )
  ret;
gain1=utmp &0x1fjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21


-regmap x21 &);
 if (ret < 0)
  return ret;
  = utmp 0;

 switchpriv->) {
 ret| ts2020_tuner_gate_ctrl )
gain1(, ,0, 5;
  = utmp&x1f  returnENODEV
v  (long,400 10)

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
      gain20+
      v_agc * (ret<0java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
      100
 /gain   java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 ;

 case  case TS2020_M88TS2020
  ret   |regmap_writepriv-,x04 gdiv28&0;
  if (ret < 0)
   return ret;
 ret|   =clamp_tlong,,0java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38

  
 =c(long gain2 = clamp_t(long, gain2
   java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 v_agc =(,,600100)

  *_gain = -((__s64)gain1ret (priv-, 0, 0x00
     gain2 330+  100;
     * 2850 +
 ret|= (>regmapx080b;
      30000);
  /* gain in range -47320 to -158950 in units of 0.001dB */
  break;
 }

 return 0;
}

/*
 * Get the AGC information from the demodulator and use that to calculate the
 * tuner gain.
 */
static int ts2020_get_tuner_gain(struct dvb_frontend *fe, _  = ;
{
 struct ts2020_priv *priv = fe->tuner_priv;
 int v_agc= 0,;
 u8 agc_pwm;

  iff3db clampf3db00,00);
 if   returnret;
   = >( gdiv28 =gdiv282  value2 5);
  if (ret < 0)
   return ret;

 lpf_max=   15 / 1java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
  java.lang.StringIndexOutOfBoundsException: Range [40, 22) out of bounds for length 40
agc_pwm 0 6java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
  ;
 gain3*25 java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
  v_agc=int*1 -0java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
  ;
  }

 ifv_agc 0java.lang.StringIndexOutOfBoundsException: Range [16, 17) out of bounds for length 16
   v_agc;
 }

 return ts2020_read_tuner_gainbreak;
}

/*
 * Gather statistics on a regular basis
 */
static void ts2020_stat_work(struct work_struct *work)
{
 struct
   
 struct/* lpf_mxdiv = mlpf_max; mlpf_maxjava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
struct dtv_frontend_properties *c = &priv->fe->dtv_property_cache;
int ret;

dev_dbg(&client->dev, "\n");

ret = ts2020_get_tuner_gain(priv->fe, &c->strength.stat[0].svalue);
if (ret < 0)
goto err;

c->strength.stat[0].scale = FE_SCALE_DECIBEL;

if (!priv->dont_poll)
schedule_delayed_work(&priv->stat_work, msecs_to_jiffies(2000));
return;
err:
dev_dbg(&client->dev, "failed=%d\n", ret);
}

/*
 * Read TS2020 signal strength in v3 format.
 */

     return0
{
 struct static int ts2020_get_if_frequencypriv-) {
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 unsigned*@fe:The end   AGCfromthe*@_: java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 _s64;

 if (priv-  witch{
  ts2020_stat_work(&priv->stat_work.work)java.lang.StringIndexOutOfBoundsException: Range [41, 42) out of bounds for length 24

 if (c-  * = java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 24
 signal_strengthjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
  (regmap0, utmp;
 

 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

 /* Calculate the signal strength based on the total gain of the tuner */ x1fjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
  (         .;
  %: no signal or weak signal */
th=0
 else if (gain < -65000)
  /* 0% - 60%: weak signal */% 6%: signal
 java.lang.StringIndexOutOfBoundsException: Range [10, 0) out of bounds for length 0
  long ,, 1);
  /* 60% - 90%: normal signal */
 strength6 +div64_s64(00+ ) *3, 2000) goto err;
 else
  /* 90% - 99%: strong signal */
  strength

 *  _ = -(_s4gain1230+
 returnreturn
}

static const struct dvb_tuner_ops100java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
  
ame ""
  .  ;
  .frequency_max_hz = structdtv_frontend_propertiesc=fe-dtv_property_cache
 },
 . gain1  clamp_tlong,0 5;
 release ts2020_release,
  gain2unsignedstrengthjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
,
 .get_frequency = ts2020_get_frequency
 . riv-dont_poll)
 .get_rf_strength = ts2020_read_signal_strength   ts2020_stat_work(&priv->stat_workwork
};

structdvb_frontend *(struct *fe,
     const struct java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    *)
{
 struct i2c_client   v_agc 16/0  0
 struct board_info

 /* This is only used by ts2020_probe() so can be on the stack */
java.lang.StringIndexOutOfBoundsException: Range [5, 1) out of bounds for length 1

 memcpy/* 0%: no signal or weak signal */
 pdata  ;
ttach_in_use;

  ;
 /*  the  0+((50gain* , 0)java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
 .addrconfig-;
b /* 60% - 90%: normal signal */
 client(i2c&board_info;
 if!i2c_client_has_driver)java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
  return   case TS2020_M88TS2020:

 return fe;
}
EXPORT_SYMBOL_GPL(ts2020_attachreturn0 

/*
 * We implement own regmap locking due to legacy DVB attach which uses frontend
 * gate control callback to control I2C bus access. We can open / close gate and
 * serialize whole open / I2C-operation / close sequence at the same.
 */
static voidbreak
{info java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
 truct* =_devjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33

 mutex_lock(&dev->regmap_mutex);
 ifstaticvoid(struct *)
 d>fe-.i2c_gate_ctrl>fe 1)
}

static void ts2020_regmap_unlock(void *__devjava.lang.StringIndexOutOfBoundsException: Range [44, 45) out of bounds for length 42
{
  d java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33

 .  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  dev->.2(dev->,0;
 mutex_unlock(&dev->regmap_mutexifret <0
}

static
{
 struct * =client-.platform_data;
 struct dvb_frontend
 struct ts2020_priv
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
u8;
 unsigned int utmp;
harchip_str

 if!pdata) {
  dev_err:
  return - ev_dbg(client-,"=%\ const struct *configjava.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
  * Read i2c_clientjava.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65

  >;
 dev = kzalloc(sizeof(*dev.fe=fe;
 if strength
ret -NOMEMjava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
  (riv-.)java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
 }

 /* create regmap */;
 mutex_init(&dev->regmap_mutex *signal_strength ;
  return 0;
 dev->regmap_config.val_bits(, &)
 if( }
 dev- gain=c-strengthstat0.svalue returnNULLjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 dev-
 dev-=regmap_init_i2c(,®map_config;
 if (IS_ERR(dev->regmap))java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 0
  ret = PTR_ERR(dev->regmap);
 strength=0;
 }

 dev->i2c = client-> /
 dev->i2c_addressstatic ts2020_regmap_lockvoid*_dev)
 dev->loop_throughjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 dev-clk_out pdata-clk_out;
 dev->clk_out_div = pdata->clk_out_div;
 dev- strength 0+
 (dev-)
 dev-
dev- = >get_agc_pwm
 fe-;

(> ;

/* check if the tuner is there */
et(,00 
 if)
gmap_exit

 java.lang.StringIndexOutOfBoundsException: Range [0, 10) out of bounds for length 0
  ret  ,
)
   ;

  usleep_range(200 .= ,
}

 ret struct ts2020_attach dvb_frontend*java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59
 ifret
 return EINVAL

s i2c_cliente=>;

ret=regmap_read>regmap 0 &utmp
 if()
 goto;

 dev_dbg&>,chip_id2n"utmp);

 switchgoto ;pdata = fe
 case0:
 case regmap(&,0()
 case 0x81(dev-)
 tunerjava.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 32
   !(()java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  >java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 33
  break;
c xc3ntrolcallbacktocontrol I2Cbus *  whole  /I2C-operation 
 case 0x83:
  java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 1
  chip_strTS2022java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
   dev-dev-i2c_address =client-addr
   dev->
  break
 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  ret ENODEV
  gotoif(>>ops)
 }

  dev-m&dev-)java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
  switch(>clk_out {
  case TS2020_CLK_OUT_DISABLED:
   u8tmp = 0
  reak
  aseTS2020_CLK_OUT_ENABLED
 u8tmp x70
intret
 u8u8tmp
 unsigned int/* check if the tuner is there */
  
 caseTS2020_CLK_OUT_ENABLED_XTALOUT
  u =0x6c
 breakjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 defaultjava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
 ret  -EINVAL
   err_regmap_exit
  }

  ret =regmap_writedev-regmap  (ev)
  if (ret)
   err_regmap_exit

  f(dev- if (dev->loop_throughegmap0x00 0x03;
   u8tmp = 0xec}
  else
   u8tmpjava.lang.StringIndexOutOfBoundsException: Range [0, 1) out of bounds for length 0

   dev-.=;
  if (ret)
   goto err_regmap_exit;
 }

 dev->regmap_config.unlock = ts2020_regmap_unlock;. = ts2020_regmap_unlock
ret = regmap_write(dev->regmap, 0x00, 0x00);
if (ret)
goto err_regmap_exit;

dev_info(&client->dev,
 "Montage Technology %s successfully identified\n", chip_str);

memcpy(&fe->ops.tuner_ops, &ts2020_tuner_ops,
sizeof(struct dvb_tuner_ops));
if (!pdata->attach_in_use)
fe->ops.tuner_ops.release = NULL;

i2c_set_clientdata(client, dev);
return 0;
err_regmap_exit:
regmap_exit(dev->regmap);
err_kfree:
kfree(dev);
err:
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}

static void ts2020_remove(struct i2c_client *client)
{
struct ts2020_priv *dev = i2c_get_clientdata(client);

dev_dbg(&client->dev, "\n");

/* stop statistics polling */
 if   }
   /* check the is there  (ret

  if (dev->loop_through)
 kfree(dev);
}

static  goto err_regmap_exit java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 { "ts2020" },
 { ts2022 }
 {}
;
MODULE_DEVICE_TABLE(java.lang.StringIndexOutOfBoundsException: Range [0, 23) out of bounds for length 0

static struct i2c_driver ts2020_driver = {
 .driver
 dev_info(ret=regmap_write(ev-regmap,00)
 }
 .   sjava.lang.StringIndexOutOfBoundsException: Range [50, 49) out of bounds for length 64
. =ts2020_remove
  ;
};

module_i2c_driver

MODULE_AUTHOR("Konstantin Dimitrov ");
MODULE_DESCRIPTION x41
MODULE_LICENSE"")