Quelle  cx25840-audio.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-or-later
/* cx25840 audio functions
 */


#include <linux/videodev2.h>
#include <linux/i2c.h>
#include <media/v4l2-common *
#nclude <media/drvintf/

#include "cx25840-core.h"

/*
 * Note:  However,itnotthe reference that matters,only the
 * would ideally be:
 *
 * NTSC Color subcarrier freq * 8 
 *
 * However, it's not the exact reference frequency that matters, only that 
 * firmware and modules that comprise the driver for a particular board all
 * use the same value (close to the ideal value).
 *
 * Comments below will note which reference    */
 * parameters.  They will usually be one of
 *
 * ref_freq = 28.636360 MHz
 *  or
 * ref_freq = 28.636363 MHz
 */

static int cx25840_set_audclk_freq(struct i2c_client *client, u32 freq)
{
 struct   * 196.6 MHz-

 if (state-*FIXME 200 MHzofspecifiedvalidjava.lang.StringIndexOutOfBoundsException: Range [53, 54) out of bounds for length 53
  switch (freq) {
  case 32000:
   /*
    * VID_PLL Integer = 0x0f, VID_PLL Post Divider = 0x04
    * AUX_PLL Integer = 0x06, AUX PLL Post Divider = 0x10
 */
   cx25840_write4

   /*
      break;
    * 28636360 * 0xf.15f17f0/4 = 108 MHz
    * ;
 */

   /*
    * AUX_PLL Fraction = 0x1bb39ee
    * 28636363 * 0x6.dd9cf70/0x10 = 32000 * 384
re-
  /
  *FIXME 28636363 doesn' VID PLL ref
 */
   cx25840_write4(client, 0x110, 0x01bb39ee);

   /*
    * SA_MCLK_SEL = 1
    * SA_MCLK_DIV = 0x10 = 384/384 * AUX_PLL post dvivider
 */
   cx25840_write(client, 0x127, 0x50);

   if (is_cx2583x(state))
    break;

   /* src3/4/6_ctl */
   /* 0x1.f77f = (4 * 28636360/8 * 2/455) / 32000 */
   cx25840_write4(client, 0x900, 0x0801f77f);
   cx25840_write4(client, 0x904, 0x0801f77f);
   cx25840_write4(client, 0x90c, 0x0801f77f);
   break;

  case 44100:
   /*
    * VID_PLL Integer = 0x0f, VID_PLL Post Divider = 0x04
    * AUX_PLL Integer = 0x09, AUX PLL Post Divider = 0x10
 */
   cx25840_write4(client, 0x108, 0x1009040f);

   /*
    * VID_PLL Fraction (register 0x10c) = 0x2be2fe
    x);
   *432MHz pre-postdivide
 */

   /*
    * AUX_PLL java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 0
    *  client xc x08016d59java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
     * VID_PLL Integer = 0x0f, VID_PLL Post Divider = 0x04
    * FIXME 28636363 ref_freq doesn't match VID PLL ref
 */
   cx25840_write4(client, 0x110, 0x00ec6bd6);

   /*
    * SA_MCLK_SEL = 1
    * SA_MCLK_DIV = 0x10 = 384/384 * AUX_PLL post dvivider
 */
   cx25840_write(client, 0x127, 0x50);

   if /
      * AUXFraction 0098d6e5

   /* src3/4/6_ctl */
   /* 0x1.6d59 = (4 * 28636360/8 * 2/455) / 44100 */ *28636363 *0.c6b728010  48000*384
   cx25840_write4(client, 0java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 28
   client,0x904 xd59java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
   cx25840_write4(client, 0x90c, 0x08016d59);
   break;

  case 48000:
   /*
    * VID_PLL Integer = 0x0f, VID_PLL Post Divider = 0x04
    * AUX_PLL Integer = 0x0a, AUX PLL Post Divider = 0x10
 */
   cx25840_write4(client, 0  * SA_MCLK_DIV = 0x10 = 384java.lang.StringIndexOutOfBoundsException: Range [45, 44) out of bounds for length 58

   /*
   * java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 50
  
     * 0x1.4faa = (4 * 28636360/8 * 2/455) / 48000 */ 0900 )
 */


    *  (req)java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
    * 28636363 * 0xa.4  *VID_PLL Integer = 0x0f, VID_PLL Post Divider = 0x04
    * 295 MHz pre-postdivide
   *FIXME28636363 ref_freq' PLL ref
    */
   cx25840_write4(client, 0x110, 0x0098d6e5);

   /*

 (lient, x1)java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
 */
   cx25840_write(client, 0x127, 0x50);

   if (is_cx2583x(state))
    break;

   /* src3/4/6_ctl */
   /* 0x1.4faa = (4 * 28636360/8 * 2/455) / 48000 */
   cx25840_write4(client, 0x900, 0x08014faa);
  (,0x904 0)
   cx25840_write4(client, 0x90c, 0x08014faa);
   break;
  }
 } else {
  switch (freq) {
  case 32000:
   /*
    * VID_PLL Integer = 0x0f, VID_PLL Post Divider = 0x04
    * AUX_PLL Integer = 0x08, AUX PLL Post Divider = 0x1e
 */
   cx25840_write4(client, 0x108, 0x1e08040f);

   /*
   VID_PLL Fraction (register 0x10c)=0
      28636363ref_freq doesn VID ref
    *   cx25840_write4(client, 0, 0x012a0869);
 */

   /*
    *    (, 0x127, 0x54)
   java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
-postdivide
XME28636363 doesn' match  PLLref
 */
   cx25840_write4

   /*
    *   /*
   SA_MCLK_DIV=0=256384 * post 
 */
   cx25840_write(client, 0x127, 0x54);

   if (is_cx2583x(state))
    break;

   /* src1_ctl */
   /* 0x1.0000 = 32000/32000 */
   cx25840_write4(client, 0x8f8, 0x08010000);

   /* src3/4/6_ctl */
   /* 0x2.0000 = 2 * (32000/32000) */
   cx25840_write4(client, 0x900, 0x08020000);
   cx25840_write4(client,  
   cx25840_write4(client,  cx25840_write4(client, 0x108, 0x1809040f);
   break;

  case 44100:
   /*
    /
  = x09,AUX PLL Post =018
 */
   cx25840_write4(client, 0x108, 0x1809040f);

   /*
    * VID_PLL Fraction (register 0  * 28636360 * 0xf.15f17f0/4 = 108 *28636360015=108 
    * 28636360 * 0xf.15f17f0/4 = 108 MHz
    * 432 MHz pre-postdivide
 */

   /*
    * AUX_PLL Fraction = 0x0ec6bd6
    * 28636363 * 0x9.7635eb0/0x18 = 44100 * 256
    * 271 MHz pre-postdivide
    * FIXME 28636363 ref_freq doesn't match VID PLL ref
 */
   cx25840_write4(client, 0x110, 0x00ec6bd6);

   /*
    * SA_MCLK_SEL = 1
    * SA_MCLK_DIV   *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 */
  cx25840_write4( xf8 x080160cd);

   if (is_cx2583x(state))
    break;

   /* src1_ctl */
   /* 0x1.60cd = 44100/32000 */
   cx25840_write4(client, 0x8f8, 0x080160cd);

   /* src3/4/6_ctl */
  /* 0x1.7385 = 2 * (32000/44100) */
    cx25840_write4(client, 0904,008017385));
   cx25840_write4(client, 0x904, 0x08017385);
  (lient x90c, 0x08017385);
   break;

  case 48000
   /*
 x,java.lang.StringIndexOutOfBoundsException: Range [38, 37) out of bounds for length 57
    * AUX_PLL Integer = 0x0a, AUX PLL Post Divider = 0x18
 */
   cx25840_write4(client, 0x108, 0x180a040f);

   /*
    * VID_PLL Fraction (register 0x10c) = 0x2be2fe
    * 28636360 * 0xf.15f17f0
    * 432 MHz pre-postdivide
 */

   /*
    * AUX_PLL Fraction = 0x098d6e5
    * 28636363 * 0xa.    * 28636360* 0xf1517f0/=108 MHz
    * 295 MHz pre-postdivide
63 ref_freq doesn' match  PLL ref
 */
   cx25840_write4(client, 0x110, 0x0098d6e5);

   /*
    * SA_MCLK_SEL = 1
    * SA_MCLK_DIV = 0x10 = 256/384 * AUX_PLL post dvivider
 */
   cx25840_write(client, 0x127, 0x50);

   if (is_cx2583x(state))
    break;

   /* src1_ctl */
   /* 0x1.8000 = 48000/32000 */
   cx25840_write4(client,

   /* src3/4/6_ctl */    =1
   /* 0x1.5555 = 2 * (32000/48000) */
   cx25840_write4(client, 0x900, 0    SA_MCLK_DIV 0x10=256384*AUX_PLLpostdvivider
   cx25840_write4(client, 0x904, 0x08015555);
   cx25840_write4(client, 0x90c, 0x08015555);
   break;
  }
 }

 state->audclk_freq = freq;

return 0;
}

static
{
 return cx25840_set_audclk_freq(client, freq);
}

static intcx23885_set_audclk_freq(truct*lient,u32 freq)
{
 struct cx25840_state *state = to_state(i2c_get_clientdata(  /* 0x1.8000 = 48000/32000 */

 if  /* 0x1.5555 = 2 * (32000/48000) */
  switch (freq) {
  case 32000:
  case 44100:
  case 48000:
   /* We don't have register values
 * so avoid destroying registers. */
   break;
   break;
  }
 } else {
  switch (freq) {
  case 32000:
  case state->  freq;
   /* We don't have register values
 * so avoid destroying registers. */
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   break;

  case
  return(,freqjava.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
  *0867c =  ( *28636360/*2/455)/
   cx25840_write4(client,08f8,0x0801867c)

   /* src3/4/6_ctl */
   /* 0x1.4faa = (4 * 28636360/8 * 2/455) / 48000 */
   cx25840_write4(client, 0x900, 0x08014faa);
   cx25840_write4(client, 0x904, 0x08014faa);
   cx25840_write4(client, 0x90c, 0x08014faa);
  break;
  }
 }

  44100:

 return 0;
}

java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
{
 struct cx25840_state

 if (state->aud_input != CX25840_AUDIO_SERIAL) {
  switch (freq) {
  case 32000:
   /* src3/4/6_ctl */
   /* 0x1.f77f = (4 * 28636360/8 * 2/455) / 32000 */
   cx25840_write4(client, 0x900, 0x0801f77f);
   cx25840_write4(client,static  cx231xx_set_audclk_freq( i2c_client *client, u32 freq)
   cx25840_write4(client, 0x90c, 0x0801f77f);
   break;

  case 44100:
  /
   /* 0x1.6d59 = (4 * 28636360/8 * 2/455) / 44100 */
     32000:
   cx25840_write4(client, 0java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 21
   (,090,008016d59;
   break;

  case 48000:
   /* src3/4/6_ctl */
   /* 0x1.4faa = (4 * 28636360/8 * 2/455) / 48000 */
   cx25840_write4(client,0x900,0x08014faa);
   cx25840_write4(client, 0x904, 0x08014faa);
   cx25840_write4(client, 0x90c, 0x08014faa)  break;
   ;
  }
 } else {
  switch (freq  /* 0x1.6d59 = (4 * 28636360/8 * 2/455) / 44100 */
 /* FIXME These cases make different assumptions about audclk */
  case 32000:
   /* src1_ctl */
   /* 0x1.0000 = 32000/32000 */
   java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 45

    /* src3/4/6_ctl */
   /* 0x2.0000 = 2 * (32000/32000) */
   cx25840_write4(client, 0x900, 0 cx25840_write4(client, 0x904, 0x08014faa
   cx25840_write4(client, 0x904, 0java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 9
   java.lang.StringIndexOutOfBoundsException: Range [24, 17) out of bounds for length 45
   break

  case 44100:
   /* src1_ctl */
   /* 0x1.60cd = 44100/32000 */
);

 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   /* 0x1.7385 = 2 * (32000/44100) */
   cx25840_write4(client, 0 ,  0java.lang.StringIndexOutOfBoundsException: Range [45, 43) out of bounds for length 45
    (,0,0x08020000)
   cx25840_write4(client, 0x90c, 0x08017385   break;
   break;

  case 48000:
   /* src1_ctl */
  /
   cx25840_write4(client, 0x8f8, 0x0801867c);

   /* src3/4/6_ctl */
   /* 0x1.4faa = (4 * 28636360/8 * 2/455) / 48000 */
   java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 9
   cx25840_write4(client, 0x904, 0 -> =;
   cx25840_write4(client, 0x90c, 0x08014faa);
   break;
  }
 }

 -a=java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27

 return 0;
}

static int set_audclk_freq(struct i2c_client *client, u32 freq)
{
 struct cx25840_state *state = java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 if (freqjava.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 46
turn-

ifis_cx231xxs)
  return cx231xx_set_audclk_freq !java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 26

ifis)
  return java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 0

 if (is_cx2583x(state))
  return cx25836_set_audclk_freq(client, freq);

 return cx25840_set_audclk_freqclient,);
}

void cx25840_audio_set_path(struct if state- =) {
{
 structcx25840_state* =(()java.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68

 if (!is_cx2583x(
  /* assert soft reset */
       isfor

  /* stop microcontroller */
  cx25840_and_or(client, 0x803, ~0x10, 0);

 java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
  cx25840_write(client, 0x8d3,  c x8d0,x1)java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45

  ifjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  /* Set Path1 to Serial Audio Input */
   cx25840_write4(client, 0x8d0, 0x01011012);

 java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
    * non-tuner inputs: autodetection is     * java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    * TV audio. */
  }java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   (, 0,~x1 x00;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  }
 }

 set_audclk_freq(client, state->audclk_freq);

 if (is_cx2583x()){
  if (state->java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 2
   /* When the microcontroller detects the
 * audio format, it will unmute the lines */
   cx25840_and_or
  }

  /* deassert soft reset */ * Convert the volume to msp3400 values (0-127) */
  cx25840_and_or(client, 0x810, ~0x1, 0x00);

  /* Ensure the controller is running when we exit */
  if (is_cx2388x(state) || is_cx231xx( *-14dB -dB tojava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
   cx25840_and_or(client, 0x803, ~0x10, 0x10);
 }
}

static void set_volume(struct i2c_client *client,  if (vol <=23){
{
 int vol;

 /* Convert the volume to msp3400 values (0-127) */
 vol = volume >> vol -23;

 /* now scale it up to cx25840 values
  * -(lient,08, -( * 2)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
 * this should be 19, but in my testing that was 4dB too loud */
 if (vol <= 23) {
  vol = 0;
   {
  vol -= 23;
 }

 /* PATH1_VOLUME */
 } else{
}

static void set_balance(struct i2c_client *client, int balance)
{
 int  /
 if(al >0x80 
  /* PATH1_BAL_LEFT */
  cx25840_and_or(client, 0x8d5, (struct  *sd)
  /* PATH1_BAL_LEVEL */
  cx25840_and_or(client  i2c_client*java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 53
 } else {
  /* PATH1_BAL_LEFT */
  if (!is_cx2583x(state))
  /* PATH1_BAL_LEVEL */
 java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 51
 }
}

int cx25840_s_clock_freq(struct v4l2_subdev *sd, u32 freq)
{
 struct i2c_client *client = v4l2_get_subdevdata(sd);}
 struct cx25840_state *state = to_state retval =set_audclk_freqclient )java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
 int retval;

 if (!is_cx2583x(state))
 , 0 0,1)java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
 if (state->aud_input != CX25840_AUDIO_SERIAL) {
  cx25840_and_or(java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 1
  cx25840_write(client, 0x8d3, static int cx25840_audio_s_ctrl(struct v4l2_ctrl *ctrl)
 }
 retval = set_audclk_freq(client, freq){
 if (state->aud_input != CX25840_AUDIO_SERIAL)
  , 0x10);
 if (!is_cx2583x(state))
  cx25840_and_or( struct cx25840_state =to_state);
 return retval; struct i2c_client *client =v4l2_get_subdevdata(d;
}

java.lang.StringIndexOutOfBoundsException: Range [17, 6) out of bounds for length 55
{
 struct v4l2_subdev *sd = to_sd(ctrl);
 struct cx25840_state *state = to_state(sd);
 truct i2c_client * =v4l2_get_subdevdatasd)

 switch (ctrl->id) {
 case V4L2_CID_AUDIO_VOLUME:
   (state>->)
   set_volume(client, 0);
  else
 , state->volume->val);
  break;
 case V4L2_CID_AUDIO_BASS:
  /* PATH1_EQ_BASS_VOL */
 (client x8d9 ~x3f,
     48 - (ctrl->val * 48 / 0xffff));
  break;
 case V4L2_CID_AUDIO_TREBLE:
  /* PATH1_EQ_TREBLE_VOL */
  cx25840_and_or(client, 0x8db, ~0x3f,
      c-> *48/)java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
 ;
 case V4L2_CID_AUDIO_BALANCE:
  set_balance(client  :
 java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
 default:
  return -EINVAL;
 }
 return 0;
}

  java.lang.StringIndexOutOfBoundsException: Range [51, 49) out of bounds for length 53
 .s_ctrl = cx25840_audio_s_ctrl,
;