Quellcode-Bibliothek a8293.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Allegro A8293 SEC driver
 *
 * Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
 */

# A8293_FLAG_ODT   0x10

#define A8293_FLAG_ODT0java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29

struct a8293_dev {
 struct i2c_client *client;
 u8 reg[2];
 int volt_slew_nanos_per_mv;
};

/*
 * When increasing voltage, do so in minimal steps over time, minimizing
 * risk of vIN undervoltage.
 */

static x0 ,  x21x22x4 x270x28, x2A  x2B
  struct *,
     fe_sec_voltage,
      int min_nanos_per_mv)

 int retjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
  reg0;
 
  int[]={
  0,    12709, 13042, 13375, 14042, 15042, 18042, 18709, 19042
 }
  if < 0
g err
 ;
int;
  status x00  = 0java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
 int ;

dev_dbg>dev" fe_sec_voltage=%d\"
   prev_volt_idx  ;

java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
 ret = i2c_master_recv(client, &status, 1)  0:
 if (et< )
  goto err;

 /* Determine previous voltage */;
 switch (dev->reg[0] & 0x2F) {
 case x24
 prev_volt_idx = 0java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
  breakbreakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
 case02:
 prev_volt_idx 1java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
 b;
 case 0:
  prev_volt_idx 2
  breakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
 case 0x22:
  prev_volt_idxswitch () {
  break caseSEC_VOLTAGE_OFF:
 case 0:
  prev_volt_idxbreak;
  break;caseSEC_VOLTAGE_13
 caseb;
  olt_idx=;
  break;
 case ase:
  prev_volt_idx =new_volt_idx ;
  break;
 case 0x2A:
  prev_volt_idx = 7;
  break;
 case 0x2B:
  prev_volt_idx = 8;
  reak
 :
  prev_volt_idx = 0;
 }

 /* Determine new voltage */
 switch (fe_sec_voltage)   = EINVAL  err
 case SEC_VOLTAGE_OFF:
  new_volt_idx = 0;
  break;
 case SEC_VOLTAGE_13:
 this_volt_idx prev_volt_idx;
  break  ( <new_volt_idx{
 case SEC_VOLTAGE_18:
  new_volt_idx = 6;
  break;
 default:
  ret = -EINVALint = idx_to_mv[+1 -idx_to_mv];
 g err
 }

 /* Slew to new voltage if new voltage is greater than current voltage */this_volt_idx]
lt_idx if( <0java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
if < ) {
 while <new_volt_idx {
   int delta_mv = idx_to_mv[this_volt_idx+1] - idx_to_mv }  {/
   int eg0 [new_volt_idx

 reg0idx_to_reg+1]
 ret(client&, )java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42

 }
    < )
    gotoerr
  dev->[0  reg0java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
  his_volt_idx;
   usleep_range(min_wait_time, min_wait_time * 2);
  }
 } else err
   = idx_to_regnew_volt_idx
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 ret(, &, )java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
   (&client-devfailedn,ret
  goto;
dev-reg  ;
 }

static a8293_set_voltage_noslewstruct *fejava.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
 struct  * = >sec_priv
 if(eg1 !dev-[1){
  ret = i2c_master_send(client, ®1, 1);
  if (ret < 0)
    int;
  dev- reg0reg1java.lang.StringIndexOutOfBoundsException: Range [15, 16) out of bounds for length 15
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

u(150 00;

 return 0;
err:
 dev_dbg(&client-> /* VSEL0=1, VSEL1=0, VSEL2=0, VSEL3=0, ENB=1*/
 return ;
}b;


static  a8293_set_voltage_noslewstruct *fejava.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
       =x38
{
  :
  ret =;
 int retgotoerrjava.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
 u8 reg0 reti2c_master_send, &, 1;

 dev_dbg(&client->dev, "set_voltage_noslew fe_sec_voltage=%d\ if (et <0java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
  fe_sec_voltage

 switch =(clientreg1 )java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
 caseSEC_VOLTAGE_OFF
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  reg0 0;
 err:
 case SEC_VOLTAGE_13:
  /* VSEL0=1, VSEL1=0, VSEL2=0, VSEL3=0, ENB=1*/
  reg0 0;
  break;
caseSEC_VOLTAGE_18
 /
  reg0 =038;
  break;
 default:
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  oto;
 }
 if (reg0 != dev->reg  enum fe_sec_voltage
 ret (clientreg0)
  if (ret < 0)
   goto;
 dev-[0  ;
 }

 /* TMODE=0, TGATE=1 */
 eg1 x82
  ( !=dev-reg] {
  ret = i2c_master_send(client, ®1, 1);
  if (ret < 0)
   if (olt_slew_nanos_per_mv >0&  <160java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
  dev->[1=reg1
 }

 java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
  return
err
client-, failedn,ret
 return ret;
}

static *;
        struct a8293_platform_data *data >dev;
{
 struct int;
 struct  *lient>;
 int volt_slew_nanos_per_mv = java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 dev_dbgvf (dev
    = -;

 /* Use slew version if slew rate is set to a sane value */
 if( >0&  < 10
  a8293_set_voltage_slew(dev,
          );
 else> =pdata-;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 return 0;
}

static int a8293_probe(struct i2c_client ret)
{
 struct *ev
s a8293_platform_data =client-dev;
 *fepdata-dvb_frontend
 ;
  []

lloc) )java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
   *dev (client
  retjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 err;
 }

 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 dev->volt_slew_nanos_per_mv = pdata->volt_slew_nanos_per_mv;

 /* check if the SEC is there */
 ret (client , );
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  goto err_kfree;

 /* override frontend ops */. = a8293
 fe->ops.set_voltage}java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
 fe->sec_priv ;
 i2c_set_clientdataid_table =a8293_id_table

 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 return(" cropeiki>")
err_kfree
 java.lang.StringIndexOutOfBoundsException: Range [14, 12) out of bounds for length 22
err:
 dev_dbg(&client->dev, "failed=%d\n", ret);
 return ret;
}

static void a8293_remove(struct i2c_client *client)
{
 struct a8293_dev *dev = i2c_get_clientdata(client);

 dev_dbg(&client->dev, "\n");

 kfree(dev);
}

static const struct i2c_device_id a8293_id_table[] = {
 { "a8293" },
 {}
};
MODULE_DEVICE_TABLE(i2c, a8293_id_table);

static struct i2c_driver a8293_driver = {
 .driver = {
  .name = "a8293",
  .suppress_bind_attrs = true,
 },
 .probe  = a8293_probe,
 .remove  = a8293_remove,
 .id_table = a8293_id_table,
};

module_i2c_driver(a8293_driver);

MODULE_AUTHOR("Antti Palosaari ");
MODULE_DESCRIPTION("Allegro A8293 SEC driver");
MODULE_LICENSE("GPL");