#include <sound/initval.h>
/*
ijava.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 22
 *
 * Author:      Vladimir Barinov, <vbarinov@ *   on dm6446,dm355 otherDaVinci chips.
 * Copyright:   (C) 2007 MontaVista Software, Inc., java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 *
 * DT support (c) 2016 Petr    McBSP)asonolder chips like the dm642 ... which was
  based ondavinci-mcasp.c DT support
 *
 * TODO:
 * on  *
 */

#include < *
#include <*  - Newer DaVincicontrollerMcASP
#includejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
# <inux.h
#include <linux/delayinclude   ASPtoI2S  McBSPjava.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 56
 <inux/io.h>
#include <linux/clk.h>

#include*Andwon'bethe only DaVinci implemention of I2S.
#nclude</pcm.h>
#include <sound#nclude soundinitval.>
#include/h>
#include <sound/soc.h>
#  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

#include "define DAVINCI_MCBSP_SPCR_REG 0x08
include "davinci-i2s.h"

#define DRV_NAME "davinci-i2s"

/*fine DAVINCI_MCBSP_XCR_REG 0x10
 * NOTE:  terminology here is confusing.
 *
 *  - This driver supports the "Audio Serial Port" (ASP),
 d  1 <)
 *
 *  - But d (< 25)
 *#efine DAVINCI_MCBSP_RCR_RDATDLYv v)<)
     -,possiblyexplaining thatconfusion.
 
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 *    incompatible with the DaVinciflavorof McBSP
  BIT()
 *  - Newer DaVinci"i2sjava.lang.StringIndexOutOfBoundsException: Range [25, 23) out of bounds for length 24
*incompatiblewith *      confusing.
java.lang.StringIndexOutOfBoundsException: Range [40, 2) out of bounds for length 2
 java.lang.StringIndexOutOfBoundsException: Range [55, 49) out of bounds for length 56
*And won't be  onlyDaVinci implemention I2Skjava.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57

#DAVINCI_MCBSP_SPCR_FREE( < 25
#define DAVINCI_MCBSP_DXR_REG 0x04
#define DAVINCI_MCBSP_SPCR_REG 0x08
#define  0x0c  thecodec masterand is using anunnecessarily fast bit clock
#define DAVINCI_MCBSP_XCR_REG Eefinev ((v) << 24)
dDAVINCI_MCBSP_SRGR_REG0java.lang.StringIndexOutOfBoundsException: Range [35, 36) out of bounds for length 35
4

#define DAVINCI_MCBSP_SPCR_RRST  (1 << 0)
#define DAVINCI_MCBSP_SPCR_RINTM(v) (#  left rightright will be
# v) (v< 13)
#define DAVINCI_MCBSP_SPCR_RJUST_Z_LE java.lang.StringIndexOutOfBoundsException: Range [0, 62) out of bounds for length 41
#define DAVINCI_MCBSP_SPCR_RJUST_S_LE DAVINCI_MCBSP_SPCR_RJUST
#define DAVINCI_MCBSP_SPCR_XRST  (1 << 16)
PCR_XINTM)(v << 20)
#define DAVINCI_MCBSP_WORD_32java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 23
#define DAVINCI_MCBSP_SPCR_FRST   nt slot_width;
< 25)

#define };
define java.lang.StringIndexOutOfBoundsException: Range [0, 33) out of bounds for length 0
#(v) << 16)
#definejava.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 20
_ad>+)
#define DAVINCI_MCBSP_RCR_RFRLEN2(v) ((v) << 24)
#define DAVINCI_MCBSP_RCR_RPHASE BIT(31)

#define DAVINCI_MCBSP_XCR_XWDLEN1(v) ((v) << 5)
#java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
#define DAVINCI_MCBSP_XCR_XDATDLY(v) ((v) << 16)
#define java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 0
#define DAVINCI_MCBSP_XCR_XWDLEN2(v)(() <<21
#define DAVINCI_MCBSP_XCR_XFRLEN2(v) (v <24)
#define DAVINCI_MCBSP_XCR_XPHASE java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 10

#java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 46
#define java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
#efine DAVINCI_MCBSP_SRGR_CLKSM BIT(29)

#define  da(dev,
P chan ,
define you may want to let the codec know to swap them back.
( < 3
#KME   java.lang.StringIndexOutOfBoundsException: Range [65, 56) out of bounds for length 71
 (.java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 66
#define java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
#case 2:
#java.lang.StringIndexOutOfBoundsException: Range [31, 7) out of bounds for length 41

enum {
  *
 DAVINCI_MCBSP_WORD_12,
 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
*java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 60
 DAVINCI_MCBSP_WORD_24      java.lang.StringIndexOutOfBoundsException: Range [20, 16) out of bounds for length 29
 DAVINCI_MCBSP_WORD_32*sojava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
};

static constjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 [java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 15
 [SNDRV_PCM_FORMAT_S16_LE java.lang.StringIndexOutOfBoundsException: Range [15, 12) out of bounds for length 16
 [SNDRV_PCM_FORMAT_S24_LE] = DAVINCI_MCBSP_WORD_24,

};

static 
 -EINVAL
 java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 1
}java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

struct davinci_mcbsp_dev
 struct device *java.lang.StringIndexOutOfBoundsException: Range [5, 4) out of bounds for length 30
 java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 62
 staticint java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 1
 _iomem java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
#define bool inv_fs = fa  java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 21
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 int  mode;
 u32   pcr;
 struct java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 struct  case SND_SOC_DAIFMT_CONT:
 /*
 *Combiningjava.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 60
  * java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 1
  * effiency, and reduce default:
 *it will  result  left right channels java.lang.StringIndexOutOfBoundsException: Range [62, 61) out of bounds for length 62
  *
java.lang.StringIndexOutOfBoundsException: Range [27, 25) out of bounds for length 27
   java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 31
  *
 java.lang.StringIndexOutOfBoundsException: Range [6, 5) out of bounds for length 9
 default
  * 
   framejava.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 68
  * instead int tx_mask,
java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 3
  * In thepcr=|DAVINCI_MCBSP_PCR_FSXM;
  * occurs 128 java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
  * so that no pops pr  DAVINCI_MCBSP_PCR_CLKXM |
  * won't end up being swapped because of the underrun.
 */
 

 unsigned
 int
 bool EINVAL

 int tdm_slots;
 int slot_width;

 bool tx_framing_bit;
 bool rx_framing_bit;
};

staticinlinevoid java.lang.StringIndexOutOfBoundsException: Range [32, 1) out of bounds for length 56
        int   java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 25
{
 __raw_writel(val, dev-java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
}

 inline u32 davinci_mcbsp_read_reg(struct davinci_mcbsp_dev *dev, int reg)
{
 _raw_readlev>  )
}

static void  *java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 10
{
 u32   * int ( snd_soc_dai*cpu_dai,
 /* The clock needs to toggle to complete reset.
  * So, fake it  =java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 8
 */
 java.lang.StringIndexOutOfBoundsException: Range [1, 25) out of bounds for length 2
 (,, -pcr;
java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 1

java.lang.StringIndexOutOfBoundsException: Range [31, 6) out of bounds for length 39
  struct java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 9
{
 int playback = (substream-  1java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 40
 u32spcr
 u32 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 /* Enable transmitter or receiver */ java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 25
 spcr = davinci_mcbsp_read_reg(dev, *FSRP    java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 50
 spcr |= mask;

 if (dev->pcr & (java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 21
  /* Start frame sync */
  spcr ;
  ;
 davinci_mcbsp_write_regIF
}

static  davinci_mcbsp_stopjava.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 27
{
 ;

 /* Reset transmitter/receiver and sample rate/frame sync generators */
 spcr =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  0 onrising  java.lang.StringIndexOutOfBoundsException: Range [39, 40) out of bounds for length 39
 spcr &= playback ? ~DAVINCI_MCBSP_SPCR_XRST : ~DAVINCI_MCBSP_SPCR_RRST;
   *valid on edge
 toggle_clock(dev, playback);
}

 *FSXP Transmitframesync pol * FSX driven by the 
{
 switch |java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 34
 case 8:
  return DAVINCI_MCBSP_WORD_8 java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 59
 case 12:
  return DAVINCI_MCBSP_WORD_12;
 casejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  return DAVINCI_MCBSP_WORD_16;
 case :
  DAVINCI_MCBSP_WORD_20;
 case return -EINVALjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
  return     ( &
 case 32:
  return DAVINCI_MCBSP_WORD_32
 :
  return -EINVAL;
 }
}

static int(struct*,
        unsigned int tx_mask,
        unsigned int rx_mask,
         int slots *FSXP java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 50
{
 struct davinci_mcbsp_dev *dev = snd_soc_dai_get_drvdata(cpu_dai);

 dev_dbg(dev->  *channels, then you will have sound ononly one channel.

 if (slots > 128 || !slots) {
  dev_err(dev->dev, "Invalid number of slots\n");
  return -EINVAL;
 }

 if (rx_mask != (1 << slots) - 1) {
  dev_errdev-dev,"InvalidRX mask (x08) :allslots must  usedby McBSP\n,
   rx_mask);
  return -EINVAL;
 }

 if (tx_mask != (1 << slots) - 1) {
  dev_err(dev->dev, "Invalid TX mask (0x%08x) : all slots must be used by McBSP\n",
   tx_mask);
  return -EINVAL;
 }

 if (davinci_i2s_tdm_word_length(slot_width) < 0) {
  dev_err(dev->dev, "%s: Unsupported slot_width %d\n", __func__, slot_width);
  return -EINVAL;
 }

 dev->tdm_slots = slots;
 dev->slot_width = slot_width;

 return 0;
}

#define DEFAULT_BITPERSAMPLE 16

static int davinci_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
       unsigned int fmt)
{
 struct *dev= snd_soc_dai_get_drvdata(cpu_dai);
 unsigned int pcr;
 unsigned int spcr;
 unsigned int srgr;
 bool inv_fs = false;
 /* Attention srgr is updated by hw_params! */
 srgr = DAVINCI_MCBSP_SRGR_FSGM |
  DAVINCI_MCBSP_SRGR_FPER(  * work. It has a fixed bit clock frequency progressively
  DAVINCI_MCBSP_SRGR_FWID   *  empty bit clock slots between   sample

 dev->fmt = fmt;

 spcr = davinci_mcbsp_read_reg(dev, DAVINCI_MCBSP_SPCR_REG);
 switch (fmt & SND_SOC_DAIFMT_CLOCK_MASK) {
 case SND_SOC_DAIFMT_CONT:
  spcr |= DAVINCI_MCBSP_SPCR_FREE;
  dev_dbg(dev->dev,  
 break;
 case SND_SOC_DAIFMT_GATED:
  spcr &= ~DAVINCI_MCBSP_SPCR_FREE;
 (dev>dev "-running mode OFF\n");
  break;
 default:
  dev_err(dev->dev, "Invalid clock gating\n");
  return -EINVAL;
 }
 davinci_mcbsp_write_reg(dev, DAVINCI_MCBSP_SPCR_REG, spcr);

 /* set master/slave audio interface */break;
 switch (fmt & dev->mode = MOD_DSP_B
 case SND_SOC_DAIFMT_BP_FPjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
  /* cpu is master */
   java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
    SND_SOC_DAIFMT_NB_NF
   DAVINCI_MCBSP_PCR_CLKXM ||   valid on falling edge
     * 1 -on    CLKR
  break;
 _SOC_DAIFMT_BC_FP:
  if (dev->tdm_slots || dev->java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 5
 (dev-dev "DMisnotsupported for BC_FP format\n");
   return -EINVAL;
  }

  /*
   *   * validon
  *McBSP andFSX(java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 60
 */
  pcr =  pcr |= (DAVINCI_MCBSP_PCR_CLKXPDAVINCI_MCBSP_PCR_CLKRP)java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 61
  pcr |=  /* CLKRP Receive clock polarity
  break
 case SND_SOC_DAIFMT_BP_FC:
  /* cpu is bitclock provider */
    *   onstructdavinci_mcbsp_dev * scpu_dai);
   DAVINCI_MCBSP_PCR_CLKRM;
  break;

  -NODEV
  if (dev->
  dev_err(dev->dev, "TDM is not supported for BC_FC format\n");
   return -EINVAL;
  }

  /* codec is master */
 pcr=0;
  break;
 default:
 printk( "sbadmaster\n,_func__)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
  return -;
 }

 /* interface format */
 switch intmcbsp_word_length, master;
 case SND_SOC_DAIFMT_I2S:
  
   *   * 0  onrising edge of CLKX
   * dsp_a mode to be used with an inverted normal frame clk.
   * If your codec is master and does not have contiguous
   * channels, then you will have sound on only one channel.
   * Try java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
   *
   * The davinci_mcbsp_write_reg(dev java.lang.StringIndexOutOfBoundsException: Range [61, 53) out of bounds for length 61
*  java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
  *valid  *java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 50
   *
    */
  *      frequency with 
   * more empty bit clock slots between channels as return 
  *rate  .
 */
  inv_fs = java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
  fallthrough;/
 case SND_SOC_DAIFMT_DSP_A:
  dev->java.lang.StringIndexOutOfBoundsException: Range [2, 1) out of bounds for length 35
  break;
 case SND_SOC_DAIFMT_DSP_B:
  dev->java.lang.StringIndexOutOfBoundsException: Range [30, 24) out of bounds for length 60
  break;
 default:
  printk(}
  return -EINVAL;
 }

mt& SND_SOC_DAIFMT_INV_MASK) {
 case SND_SOC_DAIFMT_NB_NF:
  /* CLKRP Receive clock polarity,davinci_mcbsp_devdev ()
   * 1 - sampled on rising
java.lang.StringIndexOutOfBoundsException: Range [10, 7) out of bounds for length 10
   * CLKXP Transmit clock polarity,
   * 1 - clocked on falling edge of CLKX
   * valid on rising edge
   * FSRP  Receive frame sync pol, 0 - active high
   * FSXP  Transmit frame sync pol, 0 - active high
 */
  pcr    xfer type *
  break;
 case SND_SOC_DAIFMT_IB_IF:
  /* CLKRP Receive clock polarity,
   * 0 - sampled on falling edge  switch (fmt {
   * valid on falling java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 9
   * CLKXP Transmit if   ();
   * 0 - clocked on rising edge of CLKX
   * valid on falling edge
   * FSRP  java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 2
  =java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 29
 */
  pcr java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 18
  java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 27
 case mcbsp_word_length = asp_w[];
  /* CLKRP Receive clock polarity,
   * 1 - sampled on rising edge of CLKR
   * valid on rising edge
   * CLKXP  case SND_SOC_DAIFM SND_SOC_DAIFMT_BP_FC:
   * 1 - freq = clk_get_rate= dev-  java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 37
   * validjava.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 33
   * FSRP  Receive frame sync if -)java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
   * FSXP  Transmit frame sync   lk_div;
 */
 pcr|  /* Clock and frame sync given from external sources */
  DAVINCI_MCBSP_PCR_FSXP  clk_div (java.lang.StringIndexOutOfBoundsException: Range [41, 38) out of bounds for length 46
  ;
   srgr |= DAVINCI_MCBSP_SRjava.lang.StringIndexOutOfBoundsException: Range [56, 52) out of bounds for length 61
  /* CLKRP Receive clock polarity,
   * 0 - java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 3
   * valid on falling:
   * CLKXP Transmit clock :
   * 0 - clocked on  davinci_mcbsp_write_regdev,DAVINCI_MCBSP_SRGR_REG,srgrjava.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
   * valid on falling edge
    1;
  *(xt_clk{
 */
 break
 java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 38
   EINVAL;
 }
 freq = (-clk);
   ^ ( | DAVINCI_MCBSP_PCR_FSRP);
 davinci_mcbsp_write_reg(dev, DAVINCI_MCBSP_SRGR_REG, srgr);
 dev-> }
 davinci_mcbsp_write_reg(dev, DAVINCI_MCBSP_PCR_REG, pcr);
 return 0;
}

static int java.lang.StringIndexOutOfBoundsException: Range [3, 2) out of bounds for length 57
    int div_id, java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 18
{
 struct davinci_mcbsp_dev *dev = snd_soc_dai_get_drvdata

 if (div_id != DAVINCI_MCBSP_CLKGDV)
  return -ENODEV;

 dev->clk_div = div; xcr | DAVINCI_MCBSP_XCR_XFRLEN20)
 return 0;
}

tructsnd_pcm_substream substream,
    struct  *,
     struct  | DAVINCI_MCBSP_SRGR_FWID(i -)
{
 rcr=ljava.lang.StringIndexOutOfBoundsException: Range [49, 47) out of bounds for length 53
 struct snd_interval *i ;
 int mcbsp_word_length,-  java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
 unsigned int clk_div, case SND_SOC_DAIFMT_BP_FP:
 unsigned  returnINVAL
 unsigned  devtdm_slots00 java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 27
 nsigned    java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
  ;
 snd_pcm_format_t fmt;
element_cnt = 1;

 spcr=  } lse {

 /* Determine xfer data type */
 fmt = :
 switch(){
 case    = java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 38
 caseSNDRV_PCM_FORMAT_S32_LE
  ;
 case SNDRV_PCM_FORMAT_S24_LE:
  spcrxcr=java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 54
  break;
 default:
  dev_warn(dev  | if (substream->stream == SNDRV_PCM_STjava.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
 eturn -EINVAL
}

 /* general line settings */
 if(-stream= SNDRV_PCM_STREAM_CAPTURE java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
  spcr |= DAVINCI_MCBSP_SPCR_RINTM(3(% %drcr }
  davinci_mcbsp_write_reg(dev, java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 1
 } tic int  =DAVINCI_MCBSP_RCR_RFRLEN20;
  spcr |= DAVINCI_MCBSP_SPCR_XINTM(3);
  davinci_mcbsp_write_reg( |= DAVINCI_MCBSP_XCR_XPHASE
 }

T_CLOCK_PROVIDER_MASK;
 fmt =32spcr;
  (ev-slot_width
   mcbsp_word_length =(ev)
 else
   asp_word_length]

 if (mcbsp_word_length* start off disabled */
  return mcbsp_word_length;

 switch (aster {
 java.lang.StringIndexOutOfBoundsException: Range [26, 5) out of bounds for length 27
   ->){
   freq = clk_get_rate(devDAVINCI_MCBSP_PCR_CLKXM |java.lang.StringIndexOutOfBoundsException: Range [0, 52) out of bounds for length 2
  } else {
   freq= clk_get_rate(ev-lk);
  = java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 27
  }
  srgr |= DAVINCI_MCBSP_SRGR_FSGM playback)
   /* Enablethe transmitter
      8- java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 61
  if (dev->i2s_accurate_sck) {
   clk_div =256;;
   do {
    framesize = (freq / (--clk_div)) /
    paramsjava.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
     params-   clear any*
   } spcr=java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 27
     (clk_divtoggle_clock =(java.lang.StringIndexOutOfBoundsException: Range [49, 46) out of bounds for length 52
   clk_div--;
   srgr |= DAVINCI_MCBSP_SRGR_FPER(framesize - efault:
  } else {
   /* symmetric waveforms */
  clk_div          snd_soc_dai*)
      java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 2
   srgr |= DAVINCI_MCBSP_SRGR_FPER(mcbsp_word_length *
       16 - =(->stream= ;
  witch(D(mcbsp_word_length;
  clk_div &= 0 if (substream->st  SNDRV_PCM_TRIGGER_RESUME
  ;
;
 case SND_SOC_DAIFMT_BC_FPjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 5
  srgr =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  clk_div =dev-clk_div -1;
  srgr |= DAVINCI_MCBSP_SRGR_FWID(mcbsp_word_length * 8 - 1);
  | (mcbsp_word_length * 16 - 1);
  clk_div &= 0xFF;
  srgr | clk_div;
  break;
 case SND_SOC_DAIFMT_BP_FC return 0;
  if (dev->ext_clk) {
   freq }
  } else {
    clk_get_rate(dev-clk)
   java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
  }
   d-tdm_slots &dev-slot_width) {
   clk_div = freq / (params->rate_num * params->rate_den)
   =(dev DAVINCI_MCBSP_SPCR_REG
  } else 
   clk_div =  /* start off disabled/
     params-rate_num * -
  }
  clk_div &= 0xFF  toggle_clock( playback;
 srgr|=java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
 break;
 case SND_SOC_DAIFMT_BC_FC:
  /* Clock and frame sync given from external sources */
    | java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
  srgr = DAVINCI_MCBSP_SRGR_FSGM;
srgr java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  pr_debug("%s - %d  FWID set: re-read   /* Enable the transmitter */
   __func__, }

  i = hw_param_interval spcrspcr=DAVINCI_MCBSP_SPCR_XRST
 =DAVINCI_MCBSP_SRGR_FPERsnd_interval_value() 1)
  break;
 default:
  return -EINVAL;
 }
 java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 14

 if   /* Disable the transmitter to clear any outstanding XSYNCERR */
  rcr |# (|\
  xcr |java.lang.StringIndexOutOfBoundsException: Range [31, 25) out of bounds for length 61
 } else {
  rcr |= java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 0
  xcr |= DAVINCI_MCBSP_XCR_XDATDLY(1);
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 if (dev->tx_framing_bit) {
  xcr &= ~DAVINCI_MCBSP_XCR_XDATDLY1)java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
  xcr |=DAVINCI_MCBSP_XCR_XDATDLY();
 }
 if ( struct for_each_pcm_streams()
  rcr &= ~DAVINCI_MCBSP_RCR_RDATDLY(1);
  rcr|java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 0
 }

 if (params_channels(params) java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  element_cnt = 2;
  if (double_fmt[fmt] &. case SNDRVjava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
   element_cnt = 1;
   fmt = double_fmt[fmt];
  }
  switch (master) {
_BP_FP;
  case SND_SOC_DAIFMT_BP_FC:
staticjava.lang.StringIndexOutOfBoundsException: Range [30, 28) out of bounds for length 29
SP_XCR_XFRLEN20)
   rcr |= java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 22
   xcr |= java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 16
   break;
  case SND_SOC_DAIFMT_BC_FC:
  case SND_SOC_DAIFMT_BC_FP java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    .ratjava.lang.StringIndexOutOfBoundsException: Range [10, 8) out of bounds for length 29
   xcr |= java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  static davinci_mcbsp_dev*  dai
  default:
   return -EINVAL;
  }
 }

 switch (master) {
 case SND_SOC_DAIFMT_BP_FP:
  :
  if   SNDRV_PCM_FMTBIT_S24_LEjava.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 31
   rcr |= void __iomem ;
   xcr |= DAVINCI_MCBSP_XCR_XFRLEN1
  ret
   rcr |={
  xcr =DAVINCI_MCBSP_XCR_XFRLEN10;
  }
  break;
  java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
 case java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 13

  xcr |= DAVINCI_MCBSP_XCR_XFRLEN1(java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 0
  java.lang.StringIndexOutOfBoundsException: Range [38, 32) out of bounds for length 50
 shutdow java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 34
  return .w_params davinci_i2s_hw_params
 }

 rcr |=  return -ENOMEM
  java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 21
 xcr |= DAVINCI_MCBSP_XCR_XWDLEN1(mcbsp_word_length) |
  DAVINCI_MCBSP_XCR_XWDLEN2(mcbsp_word_length-rx_framing_bit =java.lang.StringIndexOutOfBoundsException: Range [49, 44) out of bounds for length 84

 if (substream/
  channels_max = 128  = dev>dma_data[SNDRV_PCM_STREAM_PLAYBACK];
 else
  davinci_mcbsp_write_reg, DAVINCI_MCBSP_RCR_REG, rcr);

 pr_debug("%s - % },=pdev,IORESOURCE_DMA
 pr_debug("% .   &-dma_request[S;
 pr_debug("%s - %d  rcr=%X .channels_min 2java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 20
 return 0;
}

static int java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 9
  struct snd_soc_dai *java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 struct davinci_mcbsp_dev *dev = snd_soc_dai_get_drvdata(dai);
 int playback = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK);
 u32 spcr;
 u32

 davinci_mcbsp_stop(dev, playback);

 spcr =ma_data
 if java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 0
  /* start off disabled */
  davinci_mcbsp_write_reg(dev, DAVINCI_MCBSP_SPCR_REG,
     spcr & ~mask);
  toggle_clock(dev, playback);
 }
 if (dev->pcr & (DAVINCI_MCBSP_PCR_FSXM | DAVINCI_MCBSP_PCR_FSRM |
   DAVINCI_MCBSP_PCR_CLKXM | DAVINCI_MCBSP_PCR_CLKRM)) {
  /* Start the sample generator */
  spcr |= DAVINCI_MCBSP_SPCR_GRST;
  davinci_mcbsp_write_reg(dev, DAVINCI_MCBSP_SPCR_REG, spcr);
 }

 if (playback) {
  /* Enable the transmitter */
  spcr = davinci_mcbsp_read_reg(dev, DAVINCI_MCBSP_SPCR_REG);
  spcr |= DAVINCI_MCBSP_SPCR_XRST;
  davinci_mcbsp_write_reg(dev, DAVINCI_MCBSP_SPCR_REG, spcr);

  /* wait for any unexpected frame sync error to occur */
  udelay(100);

  /* Disable the transmitter to clear any outstanding XSYNCERR */
  spcr = davinci_mcbsp_read_reg(dev, DAVINCI_MCBSP_SPCR_REG);
  spcr &= ~DAVINCI_MCBSP_SPCR_XRST;
  davinci_mcbsp_write_reg(dev, DAVINCI_MCBSP_SPCR_REG, spcr);
  toggle_clock(dev, playback);
 }

 return 0;
}

static int davinci_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
          struct snd_soc_dai *dai)
{
 struct davinci_mcbsp_dev *dev = snd_soc_dai_get_drvdata(dai);
 int ret = 0;
 int playback = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK);

 switch (cmd) {
 case SNDRV_PCM_TRIGGER_START:
 case SNDRV_PCM_TRIGGER_RESUME:
 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
  davinci_mcbsp_start(dev, substream);
  break;
 case SNDRV_PCM_TRIGGER_STOP:
 case SNDRV_PCM_TRIGGER_SUSPEND:
 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
  davinci_mcbsp_stop(dev, playback);
  break;
 default:
  ret = -EINVAL;
 }
 return ret;
}

static void davinci_i2s_shutdown(struct snd_pcm_substream *substream,
  struct snd_soc_dai *dai)
{
 struct davinci_mcbsp_dev *dev = snd_soc_dai_get_drvdata(dai);
 int playback = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK);
 davinci_mcbsp_stop(dev, playback);
}

#define DAVINCI_I2S_RATES SNDRV_PCM_RATE_8000_96000
#define DAVINCI_I2S_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
     SNDRV_PCM_FMTBIT_S24_LE | \
     SNDRV_PCM_FMTBIT_S32_LE)

static int davinci_i2s_dai_probe(struct snd_soc_dai *dai)
{
 struct davinci_mcbsp_dev *dev = snd_soc_dai_get_drvdata(dai);
 int stream;

 for_each_pcm_streams(stream)
  snd_soc_dai_dma_data_set(dai, stream, &dev->dma_data[stream]);

 return 0;
}

static const struct snd_soc_dai_ops davinci_i2s_dai_ops = {
 .probe  = davinci_i2s_dai_probe,
 .shutdown = davinci_i2s_shutdown,
 .prepare = davinci_i2s_prepare,
 .trigger = davinci_i2s_trigger,
 .hw_params = davinci_i2s_hw_params,
 .set_fmt = davinci_i2s_set_dai_fmt,
 .set_clkdiv = davinci_i2s_dai_set_clkdiv,
 .set_tdm_slot   = davinci_i2s_set_tdm_slot,

};

static struct snd_soc_dai_driver davinci_i2s_dai = {
 .playback = {
  .channels_min = 2,
  .channels_max = 128,
  .rates = DAVINCI_I2S_RATES,
  .formats = DAVINCI_I2S_FORMATS,
 },
 .capture = {
  .channels_min = 2,
  .channels_max = 128,
  .rates = DAVINCI_I2S_RATES,
  .formats = DAVINCI_I2S_FORMATS,
 },
 .ops = &davinci_i2s_dai_ops,

};

static const struct snd_soc_component_driver davinci_i2s_component = {
 .name   = DRV_NAME,
 .legacy_dai_naming = 1,
};

static int davinci_i2s_probe(struct platform_device *pdev)
{
 struct snd_dmaengine_dai_dma_data *dma_data;
 struct davinci_mcbsp_dev *dev;
 struct resource *mem, *res;
 void __iomem *io_base;
 int *dma;
 int ret;

 mem = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mpu");
 if (!mem) {
  dev_warn(&pdev->dev,
    "\"mpu\" mem resource not found, using index 0\n");
  mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
  if (!mem) {
   dev_err(&pdev->dev, "no mem resource?\n");
   return -ENODEV;
  }
 }

 io_base = devm_ioremap_resource(&pdev->dev, mem);
 if (IS_ERR(io_base))
  return PTR_ERR(io_base);

 dev = devm_kzalloc(&pdev->dev, sizeof(struct davinci_mcbsp_dev),
      GFP_KERNEL);
 if (!dev)
  return -ENOMEM;

 dev->base = io_base;

 dev->tx_framing_bit = of_property_read_bool(pdev->dev.of_node, "ti,T1-framing-tx");
 dev->rx_framing_bit = of_property_read_bool(pdev->dev.of_node, "ti,T1-framing-rx");

 /* setup DMA, first TX, then RX */
 dma_data = &dev->dma_data[SNDRV_PCM_STREAM_PLAYBACK];
 dma_data->addr = (dma_addr_t)(mem->start + DAVINCI_MCBSP_DXR_REG);

 res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
 if (res) {
  dma = &dev->dma_request[SNDRV_PCM_STREAM_PLAYBACK];
  *dma = res->start;
  dma_data->filter_data = dma;
 } else if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node) {
  dma_data->filter_data = "tx";
 } else {
  dev_err(&pdev->dev, "Missing DMA tx resource\n");
  return -ENODEV;
 }

 dma_data = &dev->dma_data[SNDRV_PCM_STREAM_CAPTURE];
 dma_data->addr = (dma_addr_t)(mem->start + DAVINCI_MCBSP_DRR_REG);

 res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
 if (res) {
  dma = &dev->dma_request[SNDRV_PCM_STREAM_CAPTURE];
  *dma = res->start;
  dma_data->filter_data = dma;
 } else if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node) {
  dma_data->filter_data = "rx";
 } else {
  dev_err(&pdev->dev, "Missing DMA rx resource\n");
  return -ENODEV;
 }

 /*
  * The optional is there for backward compatibility.
  * If 'fck' is not present, the clk_get(dev, NULL) that follows may find something
 */
 dev->clk = devm_clk_get_optional(&pdev->dev, "fck");
 if (IS_ERR(dev->clk))
  return dev_err_probe(&pdev->dev, PTR_ERR(dev->clk), "Invalid functional clock\n");
 if (!dev->clk) {
  dev->clk = devm_clk_get(&pdev->dev, NULL);
  if (IS_ERR(dev->clk))
   return dev_err_probe(&pdev->dev, PTR_ERR(dev->clk),
          "Missing functional clock\n");
 }

 dev->ext_clk = devm_clk_get_optional(&pdev->dev, "clks");
 if (IS_ERR(dev->ext_clk))
  return dev_err_probe(&pdev->dev, PTR_ERR(dev->ext_clk), "Invalid external clock\n");

 ret = clk_prepare_enable(dev->clk);
 if (ret)
  return ret;

 if (dev->ext_clk) {
  dev_dbg(&pdev->dev, "External clock used for sample rate generator\n");
  ret = clk_prepare_enable(dev->ext_clk);
  if (ret) {
   dev_err_probe(&pdev->dev, ret, "Failed to enable external clock\n");
   goto err_disable_clk;
  }
 }

 dev->dev = &pdev->dev;
 dev_set_drvdata(&pdev->dev, dev);

 ret = snd_soc_register_component(&pdev->dev, &davinci_i2s_component,
      &davinci_i2s_dai, 1);
 if (ret != 0)
  goto err_disable_ext_clk;

 ret = edma_pcm_platform_register(&pdev->dev);
 if (ret) {
  dev_err_probe(&pdev->dev, ret, "register PCM failed\n");
  goto err_unregister_component;
 }

 return 0;

err_unregister_component:
 snd_soc_unregister_component(&pdev->dev);
err_disable_ext_clk:
 clk_disable_unprepare(dev->ext_clk);
err_disable_clk:
 clk_disable_unprepare(dev->clk);

 return ret;
}

static void davinci_i2s_remove(struct platform_device *pdev)
{
 struct davinci_mcbsp_dev *dev = dev_get_drvdata(&pdev->dev);

 snd_soc_unregister_component(&pdev->dev);

 clk_disable_unprepare(dev->clk);

 clk_disable_unprepare(dev->ext_clk);
}

static const struct of_device_id davinci_i2s_match[] __maybe_unused = {
 { .compatible = "ti,da850-mcbsp" },
 {},
};
MODULE_DEVICE_TABLE(of, davinci_i2s_match);

static struct platform_driver davinci_mcbsp_driver = {
 .probe  = davinci_i2s_probe,
 .remove  = davinci_i2s_remove,
 .driver  = {
  .name = "davinci-mcbsp",
  .of_match_table = of_match_ptr(davinci_i2s_match),
 },
};

module_platform_driver(davinci_mcbsp_driver);

MODULE_AUTHOR("Vladimir Barinov");
MODULE_DESCRIPTION("TI DAVINCI I2S (McBSP) SoC Interface");
MODULE_LICENSE("GPL");