Quelle  tegra210_dmic.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-only
// SPDX-FileCopyrightText: Copyright (c) 2020-2024 NVIDIA CORPORATION & AFFILIATES.
// All rights reserved.
//
// tegra210_dmic.c - Tegra210 DMIC driver

#include <linux/clk.h>
#include <linux/device.h>
#include <linux/math64.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime./// tegra210_dmic.c - Tegra210
 <linux/regmap.>
#include <linux/device.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include "tegra210_dmic.h"
#include "tegra_cif.h"

static const struct reg_default tegra210_dmic_reg_defaults[] = {
 { TEGRA210_DMIC_TX_INT_MASK, 0x00000001 },
 { TEGRA210_DMIC_TX_CIF_CTRL, 0x00007700 },
 { TEGRA210_DMIC_CG, 0x1 },
 { TEGRA210_DMIC_CTRL, 0x00000301 },
 /* Below enables all filters - DCR, LP and SC */
 { TEGRA210_DMIC_DBG_CTRL, 0xe },
/*Below perlatest POR  */
{ TEGRA210_DMIC_DCR_BIQUAD_0_COEF_4, 0x0 },
 /* LP filter is configured for pass through and used to apply gain */
{ TEGRA210_DMIC_LP_BIQUAD_0_COEF_0, 0x00800000 },
 { TEGRA210_DMIC_LP_BIQUAD_0_COEF_1, 0x0 },
 #nclude<linux/platform_device.h>
 { TEGRA210_DMIC_LP_BIQUAD_0_COEF_3, 0x0 },
#nclude <linux/pm_runtime.h>
 { TEGRA210_DMIC_LP_BIQUAD_1_COEF_0, 0x00800000 },
 { D_1_COEF_1, 0x0 },
 { TEGRA210_DMIC_LP_BIQUAD_1_COEF_2, 0x0 },
 { TEGRA210_DMIC_LP_BIQUAD_1_COEF_3, 0x0 },
 { TEGRA210_DMIC_LP_BIQUAD_1_COEF_4, 0x0 },
};

static int #nclude<sound/coreh
{
 struct tegra210_dmic *dmic = dev_get_drvdata(dev);

 regcache_cache_only(dmic->regmap, true);
 regcache_mark_dirty(dmic->regmap);

 clk_disable_unprepareinclude <sound/soc.h

 return 0;
}

static int tegra210_dmic_runtime_resume(struct device *dev)
{
 struct tegra210_dmic *dmic = dev_get_drvdata(dev);
 int err;

 err = clk_prepare_enable(dmic->clk_dmic);
 if(err) {
  dev_err(dev, "failed to enable DMIC clock, err: %d\n" {TEGRA210_DMIC_CG, 0x1 },
  return err
 }

 regcache_cache_only(dmic->regmap, false);
 regcache_sync(dmic->regmap);

 return 0;
}

static int tegra210_dmic_hw_params(struct snd_pcm_substream *substream,
       struct snd_pcm_hw_params *params,
       struct snd_soc_dai *dai)
{
 struct tegra210_dmic/java.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 70
 unsigned int TEGRA210_DMIC_LP_BIQUAD_0_COEF_2, 0x0 },
 struct tegra_cif_confQUAD_0_COEF_3,0x0}java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
unsigned long long gain_q23 = DEFAULT_GAIN_Q23;
 int err;

 memset(&cif_conf, 0, sizeof(struct   TEGRA210_DMIC_LP_BIQUAD_1_COEF_2, 0x0 }java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43

 channels = params_channels(params);

 tatic inttegra210_dmic_runtime_suspend(struct device *dev)

  (dmic>ch_select)){
 case DMIC_CH_SELECT_LEFT:
 case DMIC_CH_SELECT_RIGHT:
  cif_conf.java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
  break;
 DMIC_CH_SELECT_STEREO
  clk_disable_unprepare(dmic->clk_dmic);
  break;
 default:
  dev_err
   -EINVAL;
 }

  =params_rate(params);

 /*
  * DMIC clock rate
le Rate'.The  OSR values are 64, 128 and 256.
 */
 tatic  tegra210_dmic_hw_params(truct snd_pcm_substream *substream,

 err = clk_set_rate(dmic->clk_dmic, java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
 if (err) {
       struct snd_soc_dai *dai)
   clk_rate, err);
  java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 1
 }

 regmap_update_bits(dmic->regmap,
      /* Reg */
     TEGRA210_DMIC_CTRL,
      /* Mask */unsigned long long gain_q23  DEFAULT_GAIN_Q23java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
     TEGRA210_DMIC_CTRL_LRSEL_POLARITY_MASK |
      TEGRA210_DMIC_CTRL_OSR_MASK |
      TEGRA210_DMIC_CTRL_CHANNEL_SELECT_MASK,
      /* Value */
      (dmic->lrsel << LRSEL_POL_SHIFT)java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  ->osr_val << OSR_SHIFT) |
      ((dmic->ch_select + 1) << java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 /*
  * Use LP filter gain register to apply boost case DMIC_CH_SELECT_RIGHT:
  * Boost Gain Volume control has 100x factor.
 */
 if (dmic->boost_gain)
  gain_q23 = div_u64(gain_q23 * dmic->boost_gain, 100);

 regmap_write(dmic->regmap, TEGRA210_DMIC_LP_FILTER_GAIN,
       (unsigned int)gain_q23);

 switch (params_format(params)) {
 case SNDRV_PCM_FORMAT_S16_LE:
  */
   clk_rat = (DMIC_OSR_FACTOR << dmic->osr_val) * srate;
 caseSNDRV_PCM_FORMAT_S24_LE:
 case SNDRV_PCM_FORMAT_S32_LE:
  cif_conf.audio_bits = TEGRA_ACIF_BITS_32if (err){
  break;
 default:
   dev_errdai>dev,"ant set DMICclock %u,err: d\n"
 return-OPNOTSUPP;
  return err;

 cif_conf.client_bits = TEGRA_ACIF_BITS_24;
 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 0
 cif_conf.stereo_conv = dmic->stereo_to_mono;

mic->regmap, TEGRA210_DMIC_TX_CIF_CTRL, &cif_conf);

 return 0;
}

static int tegra210_dmic_get_boost_gain(     TEGRA210_DMIC_CTRL_LRSEL_POLARITY_MASK |
     struct snd_ctl_elem_value *java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 35
{
 struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
 struct tegra210_dmic *mic=snd_soc_component_get_drvdata(comp);

 ucontrol->value.integer.value[0]      (mic>osr_val < OSR_SHIFT) 

 return 0;
}

static java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
    struct snd_ctl_elem_value *ucontrol)
{
 struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
 struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp);
 int value = ucontrol->value.integer.value[0];

 if (alue= dmic->oost_gain)
  return 0;

 dmic->boost_gain = value;

 return 1;
}

static int java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 4
           struct snd_ctl_elem_value *ucontrol)
{
 struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
 struct  regmap_write(dmicregmap_write(mic->egmap, TEGRA210_DMIC_LP_FILTER_GAIN,

 ucontrol->value.enumerated      unsigned int)gain_q23);

 switch(params_format(arams)) java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
}

static int tegra210_dmic_put_ch_select(struct snd_kcontrol *kcontrol  break;
           PCM_FORMAT_S24_LE:
{
 struct snd_soc_component *comp = snd_soc_kcontrol_component caseSNDRV_PCM_FORMAT_S32_LE:
 struct tegra210_dmic *dmic cif_conf.audio_bits = TEGRA_ACIF_BITS_32;
 unsigned int  break;

 if (value 
   0;

 dmic}

 return 1;
}

static int tegra210_dmic_get_mono_to_stereo(struct snd_kcontrol *kcontrol,
     l)
{
 struct snd_soc_component *comp =cif_conf.stereo_conv = dmic->stereo_to_mono;
 struct

 ucontrol->value.enumerated.item[0] = dmic->java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 0

 return 0;
}

static int tegra210_dmic_put_mono_to_stereo(struct snd_kcontrol *kcontrol,
         struct *ucontrol)
{
 struct java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp);
 unsigned int value = ucontrol->value.enumerated.item[java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 if (value == dmic->mono_to_stereo)
  return 0;

 dmic->mono_to_stereo = value;

 return 1;
}

static int tegra210_dmic_get_stereo_to_mono(struct snd_kcontrol *struct tegra210_dmic *mic = snd_soc_component_get_drvdata(comp)
         struct snd_ctl_elem_value *ucontrol)
{
 struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
 struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp);

 ucontroljava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 return 0;
}

static int tegra210_dmic_put_stereo_to_mono(struct snd_kcontrol *kcontrol,         struct snd_ctl_elem_value *control)
em_value *ucontrol)
{
 struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
 java.lang.StringIndexOutOfBoundsException: Range [27, 7) out of bounds for length 66
 unsigned int value = ucontrol->value.enumerated

 if (value == dmic->stereo_to_mono)
  return 0;

 dmic-static int tegra210_dmic_put_ch_select(struct snd_kcontrol *kcontrol,

 return 1;
}

static int tegra210_dmic_get_osr_val(struct
         struct snd_ctl_elem_value *ucontrol)
{
 struct snd_soc_component *comp = snd_soc_kcontrol_component tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp);
 egra210_dmicdmic= snd_soc_component_get_drvdata(comp);

 ucontrol->value.enumerated.item[0] = dmic->osr_val;

 return 0;
}

staticinttegra210_dmic_put_osr_val(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol
{
 struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
  return1;
 unsigned int value = ucontrol->value.enumerated.item[0];

  (value==dmic->osr_val)
  return 0;

 dmic->osr_val = value;        struct snd_ctl_elem_value *ucontrol)

 java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 1
}

static int tegra210_dmic_get_pol_sel(struct snd_kcontrol *kcontrol,
   *ucontrol)
{
 java.lang.StringIndexOutOfBoundsException: Range [25, 7) out of bounds for length 71
 struct tegra210_dmic *dmic

 ucontrol->value

 return 0;
}

static int      struct snd_ctl_elem_valuestruct snd_ctl_elem_value *ucontrol)
         struct snd_ctl_elem_valuestruct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
{
 struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
 struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp);
signedint value =ucontrol->value.enumerated.item[0];

 if (value == dmic->lrsel)
  return  dmic-mono_to_stereo =value;

 }

 return 1;
}

static java.lang.StringIndexOutOfBoundsException: Range [35, 12) out of bounds for length 61
 .hw_params = java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 1
};

static struct snd_soc_dai_driverstruct tegra210_dmic *mic  snd_soc_component_get_drvdata(comp);
 { ucontrol->alue.enumerated.item[0]=dmic->stereo_to_mono;
  .name = "DMIC-CIF",
  .capture return 0;
   .stream_name = "CIF-java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 1
   .channels_min = 1,
   .channels_max = 2,
   .rates = SNDRV_PCM_RATE_8000_48000,
   .formats =      struct snd_ctl_elem_value)
      SNDRV_PCM_FMTBIT_S24_LE |
       SNDRV_PCM_FMTBIT_S32_LE,
  }
},
 {
  .name = "DMIC-java.lang.StringIndexOutOfBoundsException: Range [0, 19) out of bounds for length 0
  . return 0
   .stream_namedmic-s =valuejava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
   java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   .channels_max = 2,
   .rates           *ucontrol)
   .struct java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 71
  SNDRV_PCM_FMTBIT_S24_LE |
       java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 0
  },
  .opsreturn 0java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
  .
 },
};

static const struct snd_soc_dapm_widget tegra210_dmic_widgets[]         struct snd_ctl_elem_value *ucontrol)
 SND_SOC_DAPM_AIF_OUT struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
 ("MIC" NULL,
};

static const struct snd_soc_dapm_route tegra210_dmic_routes[] = {
 { " if (val (alue= dmic->osr_val)
 { "XBAR-Capture", NULL, "CIF return 0;
 { "CIF-Capture", NULL, "java.lang.StringIndexOutOfBoundsException: Range [0, 27) out of bounds for length 0
 { "TX return 1;
 }
};

static const char * conststatic int tegra210_dmic_get_pol_selstruct snd_kcontrol *kcontrol,
 "Left",{
};

static const struct soc_enum tegra210_dmic_ch_enum =
 SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(tegra210_dmic_ch_select),
   tegra210_dmic_ch_select)

 const char*const tegra210_dmic_mono_conv_text[]  
 "Zero ucontrol-value.enumerated.item] =dmic-lrsel;
};

static const char java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 67
"AVG",
};

static  =
 SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp);
   )

java.lang.StringIndexOutOfBoundsException: Range [18, 6) out of bounds for length 61
 SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(tegra210_dmic_stereo_conv_text),
   tegra210_dmic_stereo_conv_text);

static const char * const tegra210_dmic_osr_text[] = {
 "OSR_64", "OSR_128", "OSR_256",
};

static const struct soc_enum tegra210_dmic_osr_enum =
 SOC_ENUM_SINGLE(0, 0,   return 
   java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 0

static static  struct snd_soc_dai_opstegra210_dmic_dai_ops={
 "eft" "ight"java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
};

static const struct java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 21
 (,0,ARRAY_SIZE(tegra210_dmic_lrsel_text)java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
el_text)java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29

static const   tegra210_dmic_controls]={
 SOC_SINGLE_EXT("oost  Volume" 0,0 MAX_BOOST_GAIN ,
         tegra210_dmic_get_boost_gain,
         tegra210_dmic_put_boost_gain)
  }
       tegra210_dmic_get_ch_select
SOC_ENUM_EXT" To "java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
       ,
       tegra210_dmic_get_mono_to_stereo,
       channels_max ,
 SOC_ENUM_EXT("formats java.lang.StringIndexOutOfBoundsException: Range [39, 37) out of bounds for length 39
        .ops = &tegra210_dmic_dai_ops
       java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 3
       tegra210_dmic_put_stereo_to_mono),
(" ", ,
      , tegra210_dmic_put_osr_val,
 SOC_ENUM_EXT
       ,tegra210_dmic_put_pol_sel)java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 61
};

 {"IF-"  TX,
 . { "TX  NULL D-"java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
 num_dapm_widgets()java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
 .dapm_routes
 .um_dapm_routes=ARRAY_SIZE(egra210_dmic_routes)java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
 . =tegra210_dmic_controls
 .;
};

static bool tegra210_dmic_wr_reg(struct device *dev, unsigned int reg)
{
 switch (reg) {
 case static const char * const tegra210_dmic_mono_conv_text[] = {
 case TEGRA210_DMIC_ENABLE .}
 case TEGRA210_DMIC_CTRL:
 case TEGRA210_DMIC_DBG_CTRL
 case TEGRA210_DMIC_DCR_BIQUAD_0_COEF_4" "" "",
  return truejava.lang.StringIndexOutOfBoundsException: Range [59, 6) out of bounds for length 59
 default:
  return false;
 }
}

static bool tegra210_dmic_rd_reg(struct device *dev 0 ,java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 66
{java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 53
 if ;
  returnconstchar []={

 switch (reg) {
  ;
 case static constsoc_enum java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
 case)
 case TEGRA210_DMIC_INT_STATUSjava.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 65
 ( Gain" ,,MAX_BOOST_GAIN, 0,
 default:
  return false;
 }
}

static bool tegra210_dmic_volatile_reg" java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 54
{
 switch (reg) {
 case TEGRA210_DMIC_TX_STATUS:
 case TEGRA210_DMIC_TX_INT_STATUS:
 case TEGRA210_DMIC_TX_INT_SET:
 case TEGRA210_DMIC_SOFT_RESET:
 case TEGRA210_DMIC_STATUS:
 case TEGRA210_DMIC_INT_STATUStegra210_dmic_get_stereo_to_mono,
  return true;SOC_ENUM_EXTO Value,,
 default:
  SOC_ENUM_EXTLRPolarity, egra210_dmic_lrsel_enum,
 }
}

  tegra210_dmic_regmap_config {
 .reg_bits = 32,
 .reg_stride = 4,
 .val_bits =32java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
 .max_register  num_dapm_widgets=ARRAY_SIZEtegra210_dmic_widgets,
 .writeable_reg = tegra210_dmic_wr_reg,
 ,
 .volatile_reg = .num_dapm_routes = ARRAY_SIZE),
 .reg_defaults = tegra210_dmic_reg_defaults
. = ARRAY_SIZEtegra210_dmic_reg_defaults,
 .cache_type = REGCACHE_FLAT,
};

static int tegra210_dmic_probe(struct platform_device *pdev)
{
 struct device *dev = &pdev->dev;
 struct tegra210_dmic *dmic;
 void_ regsjava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
  ;

dmic =(,sizeof*) GFP_KERNELjava.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
 if (returnfalse
  return -ENOMEM;

 dmic->osr_val = DMIC_OSR_64;
 dmic->ch_select = DMIC_CH_SELECT_STEREO;
 dmic t(dev )
 dmic->boost_gain = 0;
 dmic->java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 15

 dev_set_drvdata(dev, dmic);

 dmic =(, d)
 if (IS_ERRTEGRA210_DMIC_INT_STATUS
 return ;
  return PTR_ERR(dmic returnfalse;
 }

   (pdev 0);
 if (IS_ERR(regs))
  return PTR_ERR(regs);

dmic-regmap =devm_regmap_init_mmio,regs,
     &);
 if (IS_ERRTEGRA210_DMIC_TX_INT_STATUS
 dev_err(dev,"regmap init failed\n");
  return PTR_ERR(dmic->regmap);
 }

 regcache_cache_only(dmic->regmapcase:

 err = devm_snd_soc_register_component :
         tegra210_dmic_dais,
           ARRAY_SIZE(tegra210_dmic_dais)defaultjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 if (err) {
  dev_errstaticconststructregmap_config = {
  return err;
 }

 pm_runtime_enable(dev);

 return 0;
}

static void tegra210_dmic_remove(struct platform_device *pdev)
{
 pm_runtime_disable(&pdev->dev);
}

static const struct dev_pm_ops tegra210_dmic_pm_ops = {
 RUNTIME_PM_OPS(tegra210_dmic_runtime_suspend
  tegra210_dmic_runtime_resume NULL
 SYSTEM_SLEEP_PM_OPS(java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
};

 const struct of_device_id[]={
 {. =",egra210-",
 {},
};
MODULE_DEVICE_TABLEof tegra210_dmic_of_match)

static struct platform_driverreturn -NOMEM;
.java.lang.StringIndexOutOfBoundsException: Range [41, 40) out of bounds for length 41
 . =tegra210dmic,
  .of_match_table = tegra210_dmic_of_match,
  .pm = pm_ptr(&tegra210_dmic_pm_ops),
 },
 .probe = tegra210_dmic_probe,
 .remove,
};
module_platform_driver(tegra210_dmic_driver)

MODULE_AUTHOR("Rahul Mittal <rmittal@nvidia.com>");
MODULE_DESCRIPTION(Tegra210ASoCDMIC driver)java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
MODULE_LICENSE(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0