mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-15 15:04:27 +08:00
1094af1199
When one of the MCLK pins is used to supply an internal clock directly enable the source clock for that pin. Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com> Link: https://lore.kernel.org/r/20191230143517.21005-1-ckeepax@opensource.cirrus.com Signed-off-by: Mark Brown <broonie@kernel.org>
457 lines
15 KiB
C
457 lines
15 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* Cirrus Logic Madera class codecs common support
|
|
*
|
|
* Copyright (C) 2015-2018 Cirrus Logic, Inc. and
|
|
* Cirrus Logic International Semiconductor Ltd.
|
|
*/
|
|
|
|
#ifndef ASOC_MADERA_H
|
|
#define ASOC_MADERA_H
|
|
|
|
#include <linux/completion.h>
|
|
#include <sound/soc.h>
|
|
#include <sound/madera-pdata.h>
|
|
|
|
#include "wm_adsp.h"
|
|
|
|
#define MADERA_FLL1_REFCLK 1
|
|
#define MADERA_FLL2_REFCLK 2
|
|
#define MADERA_FLL3_REFCLK 3
|
|
#define MADERA_FLLAO_REFCLK 4
|
|
#define MADERA_FLL1_SYNCCLK 5
|
|
#define MADERA_FLL2_SYNCCLK 6
|
|
#define MADERA_FLL3_SYNCCLK 7
|
|
#define MADERA_FLLAO_SYNCCLK 8
|
|
|
|
#define MADERA_FLL_SRC_NONE -1
|
|
#define MADERA_FLL_SRC_MCLK1 0
|
|
#define MADERA_FLL_SRC_MCLK2 1
|
|
#define MADERA_FLL_SRC_MCLK3 2
|
|
#define MADERA_FLL_SRC_SLIMCLK 3
|
|
#define MADERA_FLL_SRC_FLL1 4
|
|
#define MADERA_FLL_SRC_FLL2 5
|
|
#define MADERA_FLL_SRC_AIF1BCLK 8
|
|
#define MADERA_FLL_SRC_AIF2BCLK 9
|
|
#define MADERA_FLL_SRC_AIF3BCLK 10
|
|
#define MADERA_FLL_SRC_AIF4BCLK 11
|
|
#define MADERA_FLL_SRC_AIF1LRCLK 12
|
|
#define MADERA_FLL_SRC_AIF2LRCLK 13
|
|
#define MADERA_FLL_SRC_AIF3LRCLK 14
|
|
#define MADERA_FLL_SRC_AIF4LRCLK 15
|
|
|
|
#define MADERA_CLK_SYSCLK_1 1
|
|
#define MADERA_CLK_ASYNCCLK_1 2
|
|
#define MADERA_CLK_OPCLK 3
|
|
#define MADERA_CLK_ASYNC_OPCLK 4
|
|
#define MADERA_CLK_SYSCLK_2 5
|
|
#define MADERA_CLK_SYSCLK_3 6
|
|
#define MADERA_CLK_ASYNCCLK_2 7
|
|
#define MADERA_CLK_DSPCLK 8
|
|
#define MADERA_CLK_OUTCLK 9
|
|
|
|
#define MADERA_CLK_SRC_MCLK1 0x0
|
|
#define MADERA_CLK_SRC_MCLK2 0x1
|
|
#define MADERA_CLK_SRC_MCLK3 0x2
|
|
#define MADERA_CLK_SRC_FLL1 0x4
|
|
#define MADERA_CLK_SRC_FLL2 0x5
|
|
#define MADERA_CLK_SRC_FLL3 0x6
|
|
#define MADERA_CLK_SRC_FLLAO_HI 0x7
|
|
#define MADERA_CLK_SRC_FLL1_DIV6 0x7
|
|
#define MADERA_CLK_SRC_AIF1BCLK 0x8
|
|
#define MADERA_CLK_SRC_AIF2BCLK 0x9
|
|
#define MADERA_CLK_SRC_AIF3BCLK 0xA
|
|
#define MADERA_CLK_SRC_AIF4BCLK 0xB
|
|
#define MADERA_CLK_SRC_FLLAO 0xF
|
|
|
|
#define MADERA_OUTCLK_SYSCLK 0
|
|
#define MADERA_OUTCLK_ASYNCCLK 1
|
|
#define MADERA_OUTCLK_MCLK1 4
|
|
#define MADERA_OUTCLK_MCLK2 5
|
|
#define MADERA_OUTCLK_MCLK3 6
|
|
|
|
#define MADERA_MIXER_VOL_MASK 0x00FE
|
|
#define MADERA_MIXER_VOL_SHIFT 1
|
|
#define MADERA_MIXER_VOL_WIDTH 7
|
|
|
|
#define MADERA_DOM_GRP_FX 0
|
|
#define MADERA_DOM_GRP_ASRC1 1
|
|
#define MADERA_DOM_GRP_ASRC2 2
|
|
#define MADERA_DOM_GRP_ISRC1 3
|
|
#define MADERA_DOM_GRP_ISRC2 4
|
|
#define MADERA_DOM_GRP_ISRC3 5
|
|
#define MADERA_DOM_GRP_ISRC4 6
|
|
#define MADERA_DOM_GRP_OUT 7
|
|
#define MADERA_DOM_GRP_SPD 8
|
|
#define MADERA_DOM_GRP_DSP1 9
|
|
#define MADERA_DOM_GRP_DSP2 10
|
|
#define MADERA_DOM_GRP_DSP3 11
|
|
#define MADERA_DOM_GRP_DSP4 12
|
|
#define MADERA_DOM_GRP_DSP5 13
|
|
#define MADERA_DOM_GRP_DSP6 14
|
|
#define MADERA_DOM_GRP_DSP7 15
|
|
#define MADERA_DOM_GRP_AIF1 16
|
|
#define MADERA_DOM_GRP_AIF2 17
|
|
#define MADERA_DOM_GRP_AIF3 18
|
|
#define MADERA_DOM_GRP_AIF4 19
|
|
#define MADERA_DOM_GRP_SLIMBUS 20
|
|
#define MADERA_DOM_GRP_PWM 21
|
|
#define MADERA_DOM_GRP_DFC 22
|
|
#define MADERA_N_DOM_GRPS 23
|
|
|
|
#define MADERA_MAX_DAI 11
|
|
#define MADERA_MAX_ADSP 7
|
|
|
|
#define MADERA_NUM_MIXER_INPUTS 148
|
|
|
|
struct madera;
|
|
struct wm_adsp;
|
|
|
|
struct madera_voice_trigger_info {
|
|
/** Which core triggered, 1-based (1 = DSP1, ...) */
|
|
int core_num;
|
|
};
|
|
|
|
struct madera_dai_priv {
|
|
int clk;
|
|
struct snd_pcm_hw_constraint_list constraint;
|
|
};
|
|
|
|
struct madera_priv {
|
|
struct wm_adsp adsp[MADERA_MAX_ADSP];
|
|
struct madera *madera;
|
|
struct device *dev;
|
|
int sysclk;
|
|
int asyncclk;
|
|
int dspclk;
|
|
struct madera_dai_priv dai[MADERA_MAX_DAI];
|
|
|
|
int num_inputs;
|
|
|
|
unsigned int in_pending;
|
|
|
|
unsigned int out_up_pending;
|
|
unsigned int out_up_delay;
|
|
unsigned int out_down_pending;
|
|
unsigned int out_down_delay;
|
|
|
|
unsigned int adsp_rate_cache[MADERA_MAX_ADSP];
|
|
|
|
struct mutex rate_lock;
|
|
|
|
int tdm_width[MADERA_MAX_AIF];
|
|
int tdm_slots[MADERA_MAX_AIF];
|
|
|
|
int domain_group_ref[MADERA_N_DOM_GRPS];
|
|
};
|
|
|
|
struct madera_fll_cfg {
|
|
int n;
|
|
unsigned int theta;
|
|
unsigned int lambda;
|
|
int refdiv;
|
|
int fratio;
|
|
int gain;
|
|
int alt_gain;
|
|
};
|
|
|
|
struct madera_fll {
|
|
struct madera *madera;
|
|
int id;
|
|
unsigned int base;
|
|
|
|
unsigned int fout;
|
|
|
|
int sync_src;
|
|
unsigned int sync_freq;
|
|
|
|
int ref_src;
|
|
unsigned int ref_freq;
|
|
struct madera_fll_cfg ref_cfg;
|
|
};
|
|
|
|
struct madera_enum {
|
|
struct soc_enum mixer_enum;
|
|
int val;
|
|
};
|
|
|
|
extern const unsigned int madera_ana_tlv[];
|
|
extern const unsigned int madera_eq_tlv[];
|
|
extern const unsigned int madera_digital_tlv[];
|
|
extern const unsigned int madera_noise_tlv[];
|
|
extern const unsigned int madera_ng_tlv[];
|
|
|
|
extern const unsigned int madera_mixer_tlv[];
|
|
extern const char * const madera_mixer_texts[MADERA_NUM_MIXER_INPUTS];
|
|
extern const unsigned int madera_mixer_values[MADERA_NUM_MIXER_INPUTS];
|
|
|
|
#define MADERA_GAINMUX_CONTROLS(name, base) \
|
|
SOC_SINGLE_RANGE_TLV(name " Input Volume", base + 1, \
|
|
MADERA_MIXER_VOL_SHIFT, 0x20, 0x50, 0, \
|
|
madera_mixer_tlv)
|
|
|
|
#define MADERA_MIXER_CONTROLS(name, base) \
|
|
SOC_SINGLE_RANGE_TLV(name " Input 1 Volume", base + 1, \
|
|
MADERA_MIXER_VOL_SHIFT, 0x20, 0x50, 0, \
|
|
madera_mixer_tlv), \
|
|
SOC_SINGLE_RANGE_TLV(name " Input 2 Volume", base + 3, \
|
|
MADERA_MIXER_VOL_SHIFT, 0x20, 0x50, 0, \
|
|
madera_mixer_tlv), \
|
|
SOC_SINGLE_RANGE_TLV(name " Input 3 Volume", base + 5, \
|
|
MADERA_MIXER_VOL_SHIFT, 0x20, 0x50, 0, \
|
|
madera_mixer_tlv), \
|
|
SOC_SINGLE_RANGE_TLV(name " Input 4 Volume", base + 7, \
|
|
MADERA_MIXER_VOL_SHIFT, 0x20, 0x50, 0, \
|
|
madera_mixer_tlv)
|
|
|
|
#define MADERA_MUX_ENUM_DECL(name, reg) \
|
|
SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL( \
|
|
name, reg, 0, 0xff, madera_mixer_texts, madera_mixer_values)
|
|
|
|
#define MADERA_MUX_CTL_DECL(name) \
|
|
const struct snd_kcontrol_new name##_mux = \
|
|
SOC_DAPM_ENUM("Route", name##_enum)
|
|
|
|
#define MADERA_MUX_ENUMS(name, base_reg) \
|
|
static MADERA_MUX_ENUM_DECL(name##_enum, base_reg); \
|
|
static MADERA_MUX_CTL_DECL(name)
|
|
|
|
#define MADERA_MIXER_ENUMS(name, base_reg) \
|
|
MADERA_MUX_ENUMS(name##_in1, base_reg); \
|
|
MADERA_MUX_ENUMS(name##_in2, base_reg + 2); \
|
|
MADERA_MUX_ENUMS(name##_in3, base_reg + 4); \
|
|
MADERA_MUX_ENUMS(name##_in4, base_reg + 6)
|
|
|
|
#define MADERA_DSP_AUX_ENUMS(name, base_reg) \
|
|
MADERA_MUX_ENUMS(name##_aux1, base_reg); \
|
|
MADERA_MUX_ENUMS(name##_aux2, base_reg + 8); \
|
|
MADERA_MUX_ENUMS(name##_aux3, base_reg + 16); \
|
|
MADERA_MUX_ENUMS(name##_aux4, base_reg + 24); \
|
|
MADERA_MUX_ENUMS(name##_aux5, base_reg + 32); \
|
|
MADERA_MUX_ENUMS(name##_aux6, base_reg + 40)
|
|
|
|
#define MADERA_MUX(name, ctrl) \
|
|
SND_SOC_DAPM_MUX(name, SND_SOC_NOPM, 0, 0, ctrl)
|
|
|
|
#define MADERA_MUX_WIDGETS(name, name_str) \
|
|
MADERA_MUX(name_str " Input 1", &name##_mux)
|
|
|
|
#define MADERA_MIXER_WIDGETS(name, name_str) \
|
|
MADERA_MUX(name_str " Input 1", &name##_in1_mux), \
|
|
MADERA_MUX(name_str " Input 2", &name##_in2_mux), \
|
|
MADERA_MUX(name_str " Input 3", &name##_in3_mux), \
|
|
MADERA_MUX(name_str " Input 4", &name##_in4_mux), \
|
|
SND_SOC_DAPM_MIXER(name_str " Mixer", SND_SOC_NOPM, 0, 0, NULL, 0)
|
|
|
|
#define MADERA_DSP_WIDGETS(name, name_str) \
|
|
MADERA_MIXER_WIDGETS(name##L, name_str "L"), \
|
|
MADERA_MIXER_WIDGETS(name##R, name_str "R"), \
|
|
MADERA_MUX(name_str " Aux 1", &name##_aux1_mux), \
|
|
MADERA_MUX(name_str " Aux 2", &name##_aux2_mux), \
|
|
MADERA_MUX(name_str " Aux 3", &name##_aux3_mux), \
|
|
MADERA_MUX(name_str " Aux 4", &name##_aux4_mux), \
|
|
MADERA_MUX(name_str " Aux 5", &name##_aux5_mux), \
|
|
MADERA_MUX(name_str " Aux 6", &name##_aux6_mux)
|
|
|
|
#define MADERA_MUX_ROUTES(widget, name) \
|
|
{ widget, NULL, name " Input 1" }, \
|
|
MADERA_MIXER_INPUT_ROUTES(name " Input 1")
|
|
|
|
#define MADERA_MIXER_ROUTES(widget, name) \
|
|
{ widget, NULL, name " Mixer" }, \
|
|
{ name " Mixer", NULL, name " Input 1" }, \
|
|
{ name " Mixer", NULL, name " Input 2" }, \
|
|
{ name " Mixer", NULL, name " Input 3" }, \
|
|
{ name " Mixer", NULL, name " Input 4" }, \
|
|
MADERA_MIXER_INPUT_ROUTES(name " Input 1"), \
|
|
MADERA_MIXER_INPUT_ROUTES(name " Input 2"), \
|
|
MADERA_MIXER_INPUT_ROUTES(name " Input 3"), \
|
|
MADERA_MIXER_INPUT_ROUTES(name " Input 4")
|
|
|
|
#define MADERA_DSP_ROUTES(name) \
|
|
{ name, NULL, name " Preloader"}, \
|
|
{ name " Preload", NULL, name " Preloader"}, \
|
|
{ name, NULL, "SYSCLK"}, \
|
|
{ name, NULL, "DSPCLK"}, \
|
|
{ name, NULL, name " Aux 1" }, \
|
|
{ name, NULL, name " Aux 2" }, \
|
|
{ name, NULL, name " Aux 3" }, \
|
|
{ name, NULL, name " Aux 4" }, \
|
|
{ name, NULL, name " Aux 5" }, \
|
|
{ name, NULL, name " Aux 6" }, \
|
|
MADERA_MIXER_INPUT_ROUTES(name " Aux 1"), \
|
|
MADERA_MIXER_INPUT_ROUTES(name " Aux 2"), \
|
|
MADERA_MIXER_INPUT_ROUTES(name " Aux 3"), \
|
|
MADERA_MIXER_INPUT_ROUTES(name " Aux 4"), \
|
|
MADERA_MIXER_INPUT_ROUTES(name " Aux 5"), \
|
|
MADERA_MIXER_INPUT_ROUTES(name " Aux 6"), \
|
|
MADERA_MIXER_ROUTES(name, name "L"), \
|
|
MADERA_MIXER_ROUTES(name, name "R")
|
|
|
|
#define MADERA_RATE_ENUM(xname, xenum) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\
|
|
.info = snd_soc_info_enum_double, \
|
|
.get = snd_soc_get_enum_double, .put = madera_rate_put, \
|
|
.private_value = (unsigned long)&xenum }
|
|
|
|
#define MADERA_EQ_CONTROL(xname, xbase) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
|
|
.info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \
|
|
.put = madera_eq_coeff_put, .private_value = \
|
|
((unsigned long)&(struct soc_bytes) { .base = xbase, \
|
|
.num_regs = 20, .mask = ~MADERA_EQ1_B1_MODE }) }
|
|
|
|
#define MADERA_LHPF_CONTROL(xname, xbase) \
|
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
|
|
.info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \
|
|
.put = madera_lhpf_coeff_put, .private_value = \
|
|
((unsigned long)&(struct soc_bytes) { .base = xbase, \
|
|
.num_regs = 1 }) }
|
|
|
|
#define MADERA_RATES SNDRV_PCM_RATE_KNOT
|
|
|
|
#define MADERA_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
|
|
SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
|
|
|
|
#define MADERA_OSR_ENUM_SIZE 5
|
|
#define MADERA_SYNC_RATE_ENUM_SIZE 3
|
|
#define MADERA_ASYNC_RATE_ENUM_SIZE 2
|
|
#define MADERA_RATE_ENUM_SIZE \
|
|
(MADERA_SYNC_RATE_ENUM_SIZE + MADERA_ASYNC_RATE_ENUM_SIZE)
|
|
#define MADERA_SAMPLE_RATE_ENUM_SIZE 16
|
|
#define MADERA_DFC_TYPE_ENUM_SIZE 5
|
|
#define MADERA_DFC_WIDTH_ENUM_SIZE 5
|
|
|
|
extern const struct snd_soc_dai_ops madera_dai_ops;
|
|
extern const struct snd_soc_dai_ops madera_simple_dai_ops;
|
|
|
|
extern const struct snd_kcontrol_new madera_inmux[];
|
|
extern const struct snd_kcontrol_new madera_inmode[];
|
|
|
|
extern const char * const madera_rate_text[MADERA_RATE_ENUM_SIZE];
|
|
extern const unsigned int madera_rate_val[MADERA_RATE_ENUM_SIZE];
|
|
|
|
extern const struct soc_enum madera_sample_rate[];
|
|
extern const struct soc_enum madera_isrc_fsl[];
|
|
extern const struct soc_enum madera_isrc_fsh[];
|
|
extern const struct soc_enum madera_asrc1_rate[];
|
|
extern const struct soc_enum madera_asrc1_bidir_rate[];
|
|
extern const struct soc_enum madera_asrc2_rate[];
|
|
extern const struct soc_enum madera_dfc_width[];
|
|
extern const struct soc_enum madera_dfc_type[];
|
|
|
|
extern const struct soc_enum madera_in_vi_ramp;
|
|
extern const struct soc_enum madera_in_vd_ramp;
|
|
|
|
extern const struct soc_enum madera_out_vi_ramp;
|
|
extern const struct soc_enum madera_out_vd_ramp;
|
|
|
|
extern const struct soc_enum madera_lhpf1_mode;
|
|
extern const struct soc_enum madera_lhpf2_mode;
|
|
extern const struct soc_enum madera_lhpf3_mode;
|
|
extern const struct soc_enum madera_lhpf4_mode;
|
|
|
|
extern const struct soc_enum madera_ng_hold;
|
|
extern const struct soc_enum madera_in_hpf_cut_enum;
|
|
extern const struct soc_enum madera_in_dmic_osr[];
|
|
|
|
extern const struct soc_enum madera_output_anc_src[];
|
|
extern const struct soc_enum madera_anc_input_src[];
|
|
extern const struct soc_enum madera_anc_ng_enum;
|
|
|
|
extern const struct snd_kcontrol_new madera_dsp_trigger_output_mux[];
|
|
extern const struct snd_kcontrol_new madera_drc_activity_output_mux[];
|
|
|
|
extern const struct snd_kcontrol_new madera_adsp_rate_controls[];
|
|
|
|
int madera_dfc_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol);
|
|
|
|
int madera_lp_mode_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol);
|
|
|
|
int madera_out1_demux_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol);
|
|
int madera_out1_demux_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol);
|
|
|
|
int madera_rate_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol);
|
|
|
|
int madera_eq_coeff_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol);
|
|
int madera_lhpf_coeff_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol);
|
|
|
|
int madera_clk_ev(struct snd_soc_dapm_widget *w,
|
|
struct snd_kcontrol *kcontrol, int event);
|
|
int madera_sysclk_ev(struct snd_soc_dapm_widget *w,
|
|
struct snd_kcontrol *kcontrol, int event);
|
|
int madera_spk_ev(struct snd_soc_dapm_widget *w,
|
|
struct snd_kcontrol *kcontrol, int event);
|
|
int madera_in_ev(struct snd_soc_dapm_widget *w,
|
|
struct snd_kcontrol *kcontrol, int event);
|
|
int madera_out_ev(struct snd_soc_dapm_widget *w,
|
|
struct snd_kcontrol *kcontrol, int event);
|
|
int madera_hp_ev(struct snd_soc_dapm_widget *w,
|
|
struct snd_kcontrol *kcontrol, int event);
|
|
int madera_anc_ev(struct snd_soc_dapm_widget *w,
|
|
struct snd_kcontrol *kcontrol, int event);
|
|
int madera_domain_clk_ev(struct snd_soc_dapm_widget *w,
|
|
struct snd_kcontrol *kcontrol,
|
|
int event);
|
|
|
|
int madera_set_adsp_clk(struct madera_priv *priv, int dsp_num,
|
|
unsigned int freq);
|
|
|
|
int madera_set_sysclk(struct snd_soc_component *component, int clk_id,
|
|
int source, unsigned int freq, int dir);
|
|
|
|
int madera_init_fll(struct madera *madera, int id, int base,
|
|
struct madera_fll *fll);
|
|
int madera_set_fll_refclk(struct madera_fll *fll, int source,
|
|
unsigned int fref, unsigned int fout);
|
|
int madera_set_fll_syncclk(struct madera_fll *fll, int source,
|
|
unsigned int fref, unsigned int fout);
|
|
int madera_set_fll_ao_refclk(struct madera_fll *fll, int source,
|
|
unsigned int fin, unsigned int fout);
|
|
int madera_fllhj_set_refclk(struct madera_fll *fll, int source,
|
|
unsigned int fin, unsigned int fout);
|
|
|
|
int madera_core_init(struct madera_priv *priv);
|
|
int madera_core_free(struct madera_priv *priv);
|
|
int madera_init_overheat(struct madera_priv *priv);
|
|
int madera_free_overheat(struct madera_priv *priv);
|
|
int madera_init_inputs(struct snd_soc_component *component);
|
|
int madera_init_outputs(struct snd_soc_component *component, int n_mono_routes);
|
|
int madera_init_bus_error_irq(struct madera_priv *priv, int dsp_num,
|
|
irq_handler_t handler);
|
|
void madera_free_bus_error_irq(struct madera_priv *priv, int dsp_num);
|
|
|
|
int madera_init_dai(struct madera_priv *priv, int dai);
|
|
|
|
int madera_set_output_mode(struct snd_soc_component *component, int output,
|
|
bool differential);
|
|
|
|
/* Following functions are for use by machine drivers */
|
|
static inline int madera_register_notifier(struct snd_soc_component *component,
|
|
struct notifier_block *nb)
|
|
{
|
|
struct madera_priv *priv = snd_soc_component_get_drvdata(component);
|
|
struct madera *madera = priv->madera;
|
|
|
|
return blocking_notifier_chain_register(&madera->notifier, nb);
|
|
}
|
|
|
|
static inline int
|
|
madera_unregister_notifier(struct snd_soc_component *component,
|
|
struct notifier_block *nb)
|
|
{
|
|
struct madera_priv *priv = snd_soc_component_get_drvdata(component);
|
|
struct madera *madera = priv->madera;
|
|
|
|
return blocking_notifier_chain_unregister(&madera->notifier, nb);
|
|
}
|
|
|
|
#endif
|