/* Copyright (c) 2012, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and * only version 2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "msm-pcm-routing.h" #include "../codecs/wcd9304.h" /* 8930 machine driver */ #define MSM8930_SPK_ON 1 #define MSM8930_SPK_OFF 0 #define BTSCO_RATE_8KHZ 8000 #define BTSCO_RATE_16KHZ 16000 #define SPK_AMP_POS 0x1 #define SPK_AMP_NEG 0x2 #define SPKR_BOOST_GPIO 15 #define LEFT_SPKR_AMPL_GPIO 15 #define DEFAULT_PMIC_SPK_GAIN 0x0D #define SITAR_EXT_CLK_RATE 12288000 #define SITAR_MBHC_DEF_BUTTONS 8 #define SITAR_MBHC_DEF_RLOADS 5 #define GPIO_AUX_PCM_DOUT 63 #define GPIO_AUX_PCM_DIN 64 #define GPIO_AUX_PCM_SYNC 65 #define GPIO_AUX_PCM_CLK 66 static int msm8930_spk_control; static int msm8930_slim_0_rx_ch = 1; static int msm8930_slim_0_tx_ch = 1; static int msm8930_pmic_spk_gain = DEFAULT_PMIC_SPK_GAIN; static int msm8930_ext_spk_pamp; static int msm8930_btsco_rate = BTSCO_RATE_8KHZ; static int msm8930_btsco_ch = 1; static int hdmi_rate_variable; static struct clk *codec_clk; static int clk_users; static int msm8930_headset_gpios_configured; static struct mutex cdc_mclk_mutex; static struct snd_soc_jack hs_jack; static struct snd_soc_jack button_jack; static atomic_t auxpcm_rsc_ref; static int msm8930_enable_codec_ext_clk( struct snd_soc_codec *codec, int enable, bool dapm); static struct sitar_mbhc_config mbhc_cfg = { .headset_jack = &hs_jack, .button_jack = &button_jack, .read_fw_bin = false, .calibration = NULL, .micbias = SITAR_MICBIAS2, .mclk_cb_fn = msm8930_enable_codec_ext_clk, .mclk_rate = SITAR_EXT_CLK_RATE, .gpio = 0, .gpio_irq = 0, .gpio_level_insert = 1, }; static void msm8930_ext_control(struct snd_soc_codec *codec) { struct snd_soc_dapm_context *dapm = &codec->dapm; pr_debug("%s: msm8930_spk_control = %d", __func__, msm8930_spk_control); if (msm8930_spk_control == MSM8930_SPK_ON) { snd_soc_dapm_enable_pin(dapm, "Ext Spk Left Pos"); snd_soc_dapm_enable_pin(dapm, "Ext Spk left Neg"); } else { snd_soc_dapm_disable_pin(dapm, "Ext Spk Left Pos"); snd_soc_dapm_disable_pin(dapm, "Ext Spk Left Neg"); } snd_soc_dapm_sync(dapm); } static int msm8930_get_spk(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { pr_debug("%s: msm8930_spk_control = %d", __func__, msm8930_spk_control); ucontrol->value.integer.value[0] = msm8930_spk_control; return 0; } static int msm8930_set_spk(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); pr_debug("%s()\n", __func__); if (msm8930_spk_control == ucontrol->value.integer.value[0]) return 0; msm8930_spk_control = ucontrol->value.integer.value[0]; msm8930_ext_control(codec); return 1; } static int msm8930_cfg_spkr_gpio(int gpio, int enable, const char *gpio_label) { int ret = 0; pr_debug("%s: Configure %s GPIO %u", __func__, gpio_label, gpio); ret = gpio_request(gpio, gpio_label); if (ret) return ret; pr_debug("%s: Enable %s gpio %u\n", __func__, gpio_label, gpio); gpio_direction_output(gpio, enable); return ret; } static void msm8960_ext_spk_power_amp_on(u32 spk) { int ret = 0; if (spk & (SPK_AMP_POS | SPK_AMP_NEG)) { if ((msm8930_ext_spk_pamp & SPK_AMP_POS) && (msm8930_ext_spk_pamp & SPK_AMP_NEG)) { pr_debug("%s() External Bottom Speaker Ampl already " "turned on. spk = 0x%08x\n", __func__, spk); return; } msm8930_ext_spk_pamp |= spk; if ((msm8930_ext_spk_pamp & SPK_AMP_POS) && (msm8930_ext_spk_pamp & SPK_AMP_NEG)) { if (socinfo_get_pmic_model() == PMIC_MODEL_PM8917) { ret = msm8930_cfg_spkr_gpio( LEFT_SPKR_AMPL_GPIO, 1, "LEFT_SPKR_AMPL"); if (ret) { pr_err("%s: Failed to config ampl gpio %u\n", __func__, LEFT_SPKR_AMPL_GPIO); return; } } else { /* * 8930 CDP does not have a 5V speaker boost, * hence the GPIO enable for speaker boost is * only required for platforms other than CDP */ if (!machine_is_msm8930_cdp()) { ret = msm8930_cfg_spkr_gpio( SPKR_BOOST_GPIO, 1, "SPKR_BOOST"); if (ret) { pr_err("%s: Failure: spkr boost gpio %u\n", __func__, SPKR_BOOST_GPIO); return; } } pm8xxx_spk_enable(MSM8930_SPK_ON); } pr_debug("%s: sleeping 10 ms after turning on external " " Left Speaker Ampl\n", __func__); usleep_range(10000, 10000); } } else { pr_err("%s: ERROR : Invalid External Speaker Ampl. spk = 0x%08x\n", __func__, spk); return; } } static void msm8960_ext_spk_power_amp_off(u32 spk) { if (spk & (SPK_AMP_POS | SPK_AMP_NEG)) { if (!msm8930_ext_spk_pamp) return; if (socinfo_get_pmic_model() == PMIC_MODEL_PM8917) { gpio_free(LEFT_SPKR_AMPL_GPIO); msm8930_ext_spk_pamp = 0; return; } if (!machine_is_msm8930_cdp()) { pr_debug("%s: Free speaker boost gpio %u\n", __func__, SPKR_BOOST_GPIO); gpio_direction_output(SPKR_BOOST_GPIO, 0); gpio_free(SPKR_BOOST_GPIO); } pm8xxx_spk_enable(MSM8930_SPK_OFF); msm8930_ext_spk_pamp = 0; pr_debug("%s: slepping 10 ms after turning on external " " Left Speaker Ampl\n", __func__); usleep_range(10000, 10000); } else { pr_err("%s: ERROR : Invalid External Speaker Ampl. spk = 0x%08x\n", __func__, spk); return; } } static int msm8930_spkramp_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) { pr_debug("%s() %x\n", __func__, SND_SOC_DAPM_EVENT_ON(event)); if (SND_SOC_DAPM_EVENT_ON(event)) { if (!strncmp(w->name, "Ext Spk Left Pos", 17)) msm8960_ext_spk_power_amp_on(SPK_AMP_POS); else if (!strncmp(w->name, "Ext Spk Left Neg", 17)) msm8960_ext_spk_power_amp_on(SPK_AMP_NEG); else { pr_err("%s() Invalid Speaker Widget = %s\n", __func__, w->name); return -EINVAL; } } else { if (!strncmp(w->name, "Ext Spk Left Pos", 17)) msm8960_ext_spk_power_amp_off(SPK_AMP_POS); else if (!strncmp(w->name, "Ext Spk Left Neg", 17)) msm8960_ext_spk_power_amp_off(SPK_AMP_NEG); else { pr_err("%s() Invalid Speaker Widget = %s\n", __func__, w->name); return -EINVAL; } } return 0; } static int msm8930_enable_codec_ext_clk( struct snd_soc_codec *codec, int enable, bool dapm) { int r = 0; pr_debug("%s: enable = %d\n", __func__, enable); mutex_lock(&cdc_mclk_mutex); if (enable) { clk_users++; pr_debug("%s: clk_users = %d\n", __func__, clk_users); if (clk_users == 1) { if (codec_clk) { clk_set_rate(codec_clk, SITAR_EXT_CLK_RATE); clk_prepare_enable(codec_clk); sitar_mclk_enable(codec, 1, dapm); } else { pr_err("%s: Error setting Sitar MCLK\n", __func__); clk_users--; r = -EINVAL; } } } else { if (clk_users > 0) { clk_users--; pr_debug("%s: clk_users = %d\n", __func__, clk_users); if (clk_users == 0) { pr_debug("%s: disabling MCLK. clk_users = %d\n", __func__, clk_users); sitar_mclk_enable(codec, 0, dapm); clk_disable_unprepare(codec_clk); } } else { pr_err("%s: Error releasing Sitar MCLK\n", __func__); r = -EINVAL; } } mutex_unlock(&cdc_mclk_mutex); return r; } static int msm8930_mclk_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { pr_debug("%s: event = %d\n", __func__, event); switch (event) { case SND_SOC_DAPM_PRE_PMU: return msm8930_enable_codec_ext_clk(w->codec, 1, true); case SND_SOC_DAPM_POST_PMD: return msm8930_enable_codec_ext_clk(w->codec, 0, true); } return 0; } static const struct snd_soc_dapm_widget msm8930_dapm_widgets[] = { SND_SOC_DAPM_SUPPLY("MCLK", SND_SOC_NOPM, 0, 0, msm8930_mclk_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_SPK("Ext Spk Left Pos", msm8930_spkramp_event), SND_SOC_DAPM_SPK("Ext Spk Left Neg", msm8930_spkramp_event), SND_SOC_DAPM_MIC("Headset Mic", NULL), SND_SOC_DAPM_MIC("Digital Mic1", NULL), SND_SOC_DAPM_MIC("ANCRight Headset Mic", NULL), SND_SOC_DAPM_MIC("ANCLeft Headset Mic", NULL), SND_SOC_DAPM_MIC("Digital Mic1", NULL), SND_SOC_DAPM_MIC("Digital Mic2", NULL), SND_SOC_DAPM_MIC("Digital Mic3", NULL), SND_SOC_DAPM_MIC("Digital Mic4", NULL), }; static const struct snd_soc_dapm_route common_audio_map[] = { {"RX_BIAS", NULL, "MCLK"}, {"LDO_H", NULL, "MCLK"}, {"MIC BIAS1 Internal1", NULL, "MCLK"}, {"MIC BIAS2 Internal1", NULL, "MCLK"}, /* Speaker path */ {"Ext Spk Left Pos", NULL, "LINEOUT1"}, {"Ext Spk Left Neg", NULL, "LINEOUT2"}, /* Headset Mic */ {"AMIC2", NULL, "MIC BIAS2 External"}, {"MIC BIAS2 External", NULL, "Headset Mic"}, /* Microphone path */ {"AMIC1", NULL, "MIC BIAS2 External"}, {"MIC BIAS2 External", NULL, "ANCLeft Headset Mic"}, {"AMIC3", NULL, "MIC BIAS2 External"}, {"MIC BIAS2 External", NULL, "ANCRight Headset Mic"}, {"HEADPHONE", NULL, "LDO_H"}, /** * The digital Mic routes are setup considering * fluid as default device. */ /** * Digital Mic1. Front Bottom left Mic on Fluid and MTP. * Digital Mic GM5 on CDP mainboard. * Conncted to DMIC1 Input on Sitar codec. */ {"DMIC1", NULL, "MIC BIAS1 External"}, {"MIC BIAS1 External", NULL, "Digital Mic1"}, /** * Digital Mic2. Back top MIC on Fluid. * Digital Mic GM6 on CDP mainboard. * Conncted to DMIC2 Input on Sitar codec. */ {"DMIC2", NULL, "MIC BIAS1 External"}, {"MIC BIAS1 External", NULL, "Digital Mic2"}, /** * Digital Mic3. Back Bottom Digital Mic on Fluid. * Digital Mic GM1 on CDP mainboard. * Conncted to DMIC4 Input on Sitar codec. */ {"DMIC3", NULL, "MIC BIAS1 External"}, {"MIC BIAS1 External", NULL, "Digital Mic3"}, /** * Digital Mic4. Back top Digital Mic on Fluid. * Digital Mic GM2 on CDP mainboard. * Conncted to DMIC3 Input on Sitar codec. */ {"DMIC4", NULL, "MIC BIAS1 External"}, {"MIC BIAS1 External", NULL, "Digital Mic4"}, }; static const char *spk_function[] = {"Off", "On"}; static const char *slim0_rx_ch_text[] = {"One", "Two"}; static const char *slim0_tx_ch_text[] = {"One", "Two", "Three", "Four"}; static const char * const hdmi_rate[] = {"Default", "Variable"}; static const struct soc_enum msm8930_enum[] = { SOC_ENUM_SINGLE_EXT(2, spk_function), SOC_ENUM_SINGLE_EXT(2, slim0_rx_ch_text), SOC_ENUM_SINGLE_EXT(4, slim0_tx_ch_text), SOC_ENUM_SINGLE_EXT(2, hdmi_rate), }; static const char *btsco_rate_text[] = {"8000", "16000"}; static const struct soc_enum msm8930_btsco_enum[] = { SOC_ENUM_SINGLE_EXT(2, btsco_rate_text), }; static int msm8930_slim_0_rx_ch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { pr_debug("%s: msm8930_slim_0_rx_ch = %d\n", __func__, msm8930_slim_0_rx_ch); ucontrol->value.integer.value[0] = msm8930_slim_0_rx_ch - 1; return 0; } static int msm8930_slim_0_rx_ch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { msm8930_slim_0_rx_ch = ucontrol->value.integer.value[0] + 1; pr_debug("%s: msm8930_slim_0_rx_ch = %d\n", __func__, msm8930_slim_0_rx_ch); return 1; } static int msm8930_slim_0_tx_ch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { pr_debug("%s: msm8930_slim_0_tx_ch = %d\n", __func__, msm8930_slim_0_tx_ch); ucontrol->value.integer.value[0] = msm8930_slim_0_tx_ch - 1; return 0; } static int msm8930_slim_0_tx_ch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { msm8930_slim_0_tx_ch = ucontrol->value.integer.value[0] + 1; pr_debug("%s: msm8930_slim_0_tx_ch = %d\n", __func__, msm8930_slim_0_tx_ch); return 1; } static int msm8930_btsco_rate_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { pr_debug("%s: msm8930_btsco_rate = %d", __func__, msm8930_btsco_rate); ucontrol->value.integer.value[0] = msm8930_btsco_rate; return 0; } static int msm8930_btsco_rate_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { switch (ucontrol->value.integer.value[0]) { case 8000: msm8930_btsco_rate = BTSCO_RATE_8KHZ; break; case 16000: msm8930_btsco_rate = BTSCO_RATE_16KHZ; break; default: msm8930_btsco_rate = BTSCO_RATE_8KHZ; break; } pr_debug("%s: msm8930_btsco_rate = %d\n", __func__, msm8930_btsco_rate); return 0; } static const char *pmic_spk_gain_text[] = { "NEG_6_DB", "NEG_4_DB", "NEG_2_DB", "ZERO_DB", "POS_2_DB", "POS_4_DB", "POS_6_DB", "POS_8_DB", "POS_10_DB", "POS_12_DB", "POS_14_DB", "POS_16_DB", "POS_18_DB", "POS_20_DB", "POS_22_DB", "POS_24_DB" }; static const struct soc_enum msm8960_pmic_spk_gain_enum[] = { SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(pmic_spk_gain_text), pmic_spk_gain_text), }; static int msm8930_pmic_gain_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { pr_debug("%s: msm8930_pmic_spk_gain = %d\n", __func__, msm8930_pmic_spk_gain); ucontrol->value.integer.value[0] = msm8930_pmic_spk_gain; return 0; } static int msm8930_pmic_gain_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { int ret = 0; msm8930_pmic_spk_gain = ucontrol->value.integer.value[0]; if (socinfo_get_pmic_model() != PMIC_MODEL_PM8917) ret = pm8xxx_spk_gain(msm8930_pmic_spk_gain); pr_debug("%s: msm8930_pmic_spk_gain = %d" " ucontrol->value.integer.value[0] = %d\n", __func__, msm8930_pmic_spk_gain, (int) ucontrol->value.integer.value[0]); return ret; } static int msm8930_hdmi_rate_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { hdmi_rate_variable = ucontrol->value.integer.value[0]; pr_debug("%s: hdmi_rate_variable = %d\n", __func__, hdmi_rate_variable); return 0; } static int msm8930_hdmi_rate_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { ucontrol->value.integer.value[0] = hdmi_rate_variable; return 0; } static const struct snd_kcontrol_new sitar_msm8930_controls[] = { SOC_ENUM_EXT("Speaker Function", msm8930_enum[0], msm8930_get_spk, msm8930_set_spk), SOC_ENUM_EXT("SLIM_0_RX Channels", msm8930_enum[1], msm8930_slim_0_rx_ch_get, msm8930_slim_0_rx_ch_put), SOC_ENUM_EXT("SLIM_0_TX Channels", msm8930_enum[2], msm8930_slim_0_tx_ch_get, msm8930_slim_0_tx_ch_put), SOC_ENUM_EXT("PMIC SPK Gain", msm8960_pmic_spk_gain_enum[0], msm8930_pmic_gain_get, msm8930_pmic_gain_put), SOC_ENUM_EXT("Internal BTSCO SampleRate", msm8930_btsco_enum[0], msm8930_btsco_rate_get, msm8930_btsco_rate_put), SOC_ENUM_EXT("HDMI RX Rate", msm8930_enum[3], msm8930_hdmi_rate_get, msm8930_hdmi_rate_put), }; static void *def_sitar_mbhc_cal(void) { void *sitar_cal; struct sitar_mbhc_btn_detect_cfg *btn_cfg; u16 *btn_low, *btn_high; u8 *n_ready, *n_cic, *gain; sitar_cal = kzalloc(SITAR_MBHC_CAL_SIZE(SITAR_MBHC_DEF_BUTTONS, SITAR_MBHC_DEF_RLOADS), GFP_KERNEL); if (!sitar_cal) { pr_err("%s: out of memory\n", __func__); return NULL; } #define S(X, Y) ((SITAR_MBHC_CAL_GENERAL_PTR(sitar_cal)->X) = (Y)) S(t_ldoh, 100); S(t_bg_fast_settle, 100); S(t_shutdown_plug_rem, 255); S(mbhc_nsa, 4); S(mbhc_navg, 4); #undef S #define S(X, Y) ((SITAR_MBHC_CAL_PLUG_DET_PTR(sitar_cal)->X) = (Y)) S(mic_current, SITAR_PID_MIC_5_UA); S(hph_current, SITAR_PID_MIC_5_UA); S(t_mic_pid, 100); S(t_ins_complete, 250); S(t_ins_retry, 200); #undef S #define S(X, Y) ((SITAR_MBHC_CAL_PLUG_TYPE_PTR(sitar_cal)->X) = (Y)) S(v_no_mic, 30); S(v_hs_max, 1650); #undef S #define S(X, Y) ((SITAR_MBHC_CAL_BTN_DET_PTR(sitar_cal)->X) = (Y)) S(c[0], 62); S(c[1], 124); S(nc, 1); S(n_meas, 3); S(mbhc_nsc, 11); S(n_btn_meas, 1); S(n_btn_con, 2); S(num_btn, SITAR_MBHC_DEF_BUTTONS); S(v_btn_press_delta_sta, 100); S(v_btn_press_delta_cic, 50); #undef S btn_cfg = SITAR_MBHC_CAL_BTN_DET_PTR(sitar_cal); btn_low = sitar_mbhc_cal_btn_det_mp(btn_cfg, SITAR_BTN_DET_V_BTN_LOW); btn_high = sitar_mbhc_cal_btn_det_mp(btn_cfg, SITAR_BTN_DET_V_BTN_HIGH); btn_low[0] = -50; btn_high[0] = 10; btn_low[1] = 11; btn_high[1] = 38; btn_low[2] = 39; btn_high[2] = 64; btn_low[3] = 65; btn_high[3] = 91; btn_low[4] = 92; btn_high[4] = 115; btn_low[5] = 116; btn_high[5] = 141; btn_low[6] = 142; btn_high[6] = 163; btn_low[7] = 164; btn_high[7] = 250; n_ready = sitar_mbhc_cal_btn_det_mp(btn_cfg, SITAR_BTN_DET_N_READY); n_ready[0] = 48; n_ready[1] = 38; n_cic = sitar_mbhc_cal_btn_det_mp(btn_cfg, SITAR_BTN_DET_N_CIC); n_cic[0] = 60; n_cic[1] = 47; gain = sitar_mbhc_cal_btn_det_mp(btn_cfg, SITAR_BTN_DET_GAIN); gain[0] = 11; gain[1] = 9; return sitar_cal; } static int msm8930_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_dai *codec_dai = rtd->codec_dai; struct snd_soc_dai *cpu_dai = rtd->cpu_dai; int ret = 0; unsigned int rx_ch[SLIM_MAX_RX_PORTS], tx_ch[SLIM_MAX_TX_PORTS]; unsigned int rx_ch_cnt = 0, tx_ch_cnt = 0; pr_debug("%s: ch=%d\n", __func__, msm8930_slim_0_rx_ch); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { ret = snd_soc_dai_get_channel_map(codec_dai, &tx_ch_cnt, tx_ch, &rx_ch_cnt , rx_ch); if (ret < 0) { pr_err("%s: failed to get codec chan map\n", __func__); goto end; } ret = snd_soc_dai_set_channel_map(cpu_dai, 0, 0, msm8930_slim_0_rx_ch, rx_ch); if (ret < 0) { pr_err("%s: failed to set cpu chan map\n", __func__); goto end; } } else { ret = snd_soc_dai_get_channel_map(codec_dai, &tx_ch_cnt, tx_ch, &rx_ch_cnt , rx_ch); if (ret < 0) { pr_err("%s: failed to get codec chan map\n", __func__); goto end; } ret = snd_soc_dai_set_channel_map(cpu_dai, msm8930_slim_0_tx_ch, tx_ch, 0 , 0); if (ret < 0) { pr_err("%s: failed to set cpu chan map\n", __func__); goto end; } } end: return ret; } static int msm8930_audrx_init(struct snd_soc_pcm_runtime *rtd) { int err; struct snd_soc_codec *codec = rtd->codec; struct snd_soc_dapm_context *dapm = &codec->dapm; struct snd_soc_dai *cpu_dai = rtd->cpu_dai; struct snd_soc_dai *codec_dai = rtd->codec_dai; /* Tabla SLIMBUS configuration * RX1, RX2, RX3, RX4, RX5 * TX1, TX2, TX3, TX4, TX5 */ unsigned int rx_ch[SITAR_RX_MAX] = {138, 139, 140, 141, 142}; unsigned int tx_ch[SITAR_TX_MAX] = {128, 129, 130, 131, 132}; pr_debug("%s()\n", __func__); snd_soc_dapm_new_controls(dapm, msm8930_dapm_widgets, ARRAY_SIZE(msm8930_dapm_widgets)); snd_soc_dapm_add_routes(dapm, common_audio_map, ARRAY_SIZE(common_audio_map)); snd_soc_dapm_enable_pin(dapm, "Ext Spk Left Pos"); snd_soc_dapm_enable_pin(dapm, "Ext Spk Left Neg"); snd_soc_dapm_sync(dapm); err = snd_soc_jack_new(codec, "Headset Jack", (SND_JACK_HEADSET | SND_JACK_OC_HPHL | SND_JACK_OC_HPHR), &hs_jack); if (err) { pr_err("failed to create new jack\n"); return err; } err = snd_soc_jack_new(codec, "Button Jack", SITAR_JACK_BUTTON_MASK, &button_jack); if (err) { pr_err("failed to create new jack\n"); return err; } codec_clk = clk_get(cpu_dai->dev, "osr_clk"); snd_soc_dai_set_channel_map(codec_dai, ARRAY_SIZE(tx_ch), tx_ch, ARRAY_SIZE(rx_ch), rx_ch); mbhc_cfg.gpio = 37; mbhc_cfg.gpio_irq = gpio_to_irq(mbhc_cfg.gpio); sitar_hs_detect(codec, &mbhc_cfg); if (socinfo_get_pmic_model() != PMIC_MODEL_PM8917) { /* Initialize default PMIC speaker gain */ pm8xxx_spk_gain(DEFAULT_PMIC_SPK_GAIN); } return 0; } static int msm8930_slim_0_rx_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); pr_debug("%s()\n", __func__); rate->min = rate->max = 48000; channels->min = channels->max = msm8930_slim_0_rx_ch; return 0; } static int msm8930_slim_0_tx_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); pr_debug("%s()\n", __func__); rate->min = rate->max = 48000; channels->min = channels->max = msm8930_slim_0_tx_ch; return 0; } static int msm8930_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); pr_debug("%s()\n", __func__); rate->min = rate->max = 48000; return 0; } static int msm8930_hdmi_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); if (!hdmi_rate_variable) rate->min = rate->max = 48000; channels->min = channels->max = 2; return 0; } static int msm8930_btsco_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); rate->min = rate->max = msm8930_btsco_rate; channels->min = channels->max = msm8930_btsco_ch; return 0; } static int msm8930_auxpcm_be_params_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); /* PCM only supports mono output with 8khz sample rate */ rate->min = rate->max = 8000; channels->min = channels->max = 1; return 0; } static int msm8930_proxy_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); pr_debug("%s()\n", __func__); rate->min = rate->max = 48000; return 0; } static int msm8930_aux_pcm_get_gpios(void) { int ret = 0; pr_debug("%s\n", __func__); ret = gpio_request(GPIO_AUX_PCM_DOUT, "AUX PCM DOUT"); if (ret < 0) { pr_err("%s: Failed to request gpio(%d): AUX PCM DOUT", __func__, GPIO_AUX_PCM_DOUT); goto fail_dout; } ret = gpio_request(GPIO_AUX_PCM_DIN, "AUX PCM DIN"); if (ret < 0) { pr_err("%s: Failed to request gpio(%d): AUX PCM DIN", __func__, GPIO_AUX_PCM_DIN); goto fail_din; } ret = gpio_request(GPIO_AUX_PCM_SYNC, "AUX PCM SYNC"); if (ret < 0) { pr_err("%s: Failed to request gpio(%d): AUX PCM SYNC", __func__, GPIO_AUX_PCM_SYNC); goto fail_sync; } ret = gpio_request(GPIO_AUX_PCM_CLK, "AUX PCM CLK"); if (ret < 0) { pr_err("%s: Failed to request gpio(%d): AUX PCM CLK", __func__, GPIO_AUX_PCM_CLK); goto fail_clk; } return 0; fail_clk: gpio_free(GPIO_AUX_PCM_SYNC); fail_sync: gpio_free(GPIO_AUX_PCM_DIN); fail_din: gpio_free(GPIO_AUX_PCM_DOUT); fail_dout: return ret; } static int msm8930_aux_pcm_free_gpios(void) { gpio_free(GPIO_AUX_PCM_DIN); gpio_free(GPIO_AUX_PCM_DOUT); gpio_free(GPIO_AUX_PCM_SYNC); gpio_free(GPIO_AUX_PCM_CLK); return 0; } static int msm8930_startup(struct snd_pcm_substream *substream) { pr_debug("%s(): substream = %s stream = %d\n", __func__, substream->name, substream->stream); return 0; } static int msm8930_auxpcm_startup(struct snd_pcm_substream *substream) { int ret = 0; pr_debug("%s(): substream = %s, auxpcm_rsc_ref counter = %d\n", __func__, substream->name, atomic_read(&auxpcm_rsc_ref)); if (atomic_inc_return(&auxpcm_rsc_ref) == 1) ret = msm8930_aux_pcm_get_gpios(); if (ret < 0) { pr_err("%s: Aux PCM GPIO request failed\n", __func__); return -EINVAL; } return 0; } static void msm8930_auxpcm_shutdown(struct snd_pcm_substream *substream) { pr_debug("%s(): substream = %s, auxpcm_rsc_ref counter = %d\n", __func__, substream->name, atomic_read(&auxpcm_rsc_ref)); if (atomic_dec_return(&auxpcm_rsc_ref) == 0) msm8930_aux_pcm_free_gpios(); } static void msm8930_shutdown(struct snd_pcm_substream *substream) { pr_debug("%s(): substream = %s stream = %d\n", __func__, substream->name, substream->stream); } static struct snd_soc_ops msm8930_be_ops = { .startup = msm8930_startup, .hw_params = msm8930_hw_params, .shutdown = msm8930_shutdown, }; static struct snd_soc_ops msm8930_auxpcm_be_ops = { .startup = msm8930_auxpcm_startup, .shutdown = msm8930_auxpcm_shutdown, }; /* Digital audio interface glue - connects codec <---> CPU */ static struct snd_soc_dai_link msm8930_dai[] = { /* FrontEnd DAI Links */ { .name = "MSM8930 Media1", .stream_name = "MultiMedia1", .cpu_dai_name = "MultiMedia1", .platform_name = "msm-pcm-dsp", .dynamic = 1, .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .ignore_suspend = 1, .ignore_pmdown_time = 1, /* this dainlink has playback support */ .be_id = MSM_FRONTEND_DAI_MULTIMEDIA1 }, { .name = "MSM8930 Media2", .stream_name = "MultiMedia2", .cpu_dai_name = "MultiMedia2", .platform_name = "msm-multi-ch-pcm-dsp", .dynamic = 1, .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .ignore_suspend = 1, .ignore_pmdown_time = 1, /* this dainlink has playback support */ .be_id = MSM_FRONTEND_DAI_MULTIMEDIA2, }, { .name = "Circuit-Switch Voice", .stream_name = "CS-Voice", .cpu_dai_name = "CS-VOICE", .platform_name = "msm-pcm-voice", .dynamic = 1, .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .be_id = MSM_FRONTEND_DAI_CS_VOICE, .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, .ignore_suspend = 1, .ignore_pmdown_time = 1, /* this dainlink has playback support */ }, { .name = "MSM VoIP", .stream_name = "VoIP", .cpu_dai_name = "VoIP", .platform_name = "msm-voip-dsp", .dynamic = 1, .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .ignore_suspend = 1, .ignore_pmdown_time = 1, /* this dainlink has playback support */ .be_id = MSM_FRONTEND_DAI_VOIP, }, { .name = "MSM8930 LPA", .stream_name = "LPA", .cpu_dai_name = "MultiMedia3", .platform_name = "msm-pcm-lpa", .dynamic = 1, .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .ignore_suspend = 1, .ignore_pmdown_time = 1, /* this dainlink has playback support */ .be_id = MSM_FRONTEND_DAI_MULTIMEDIA3, }, /* Hostless PMC purpose */ { .name = "SLIMBUS_0 Hostless", .stream_name = "SLIMBUS_0 Hostless", .cpu_dai_name = "SLIMBUS0_HOSTLESS", .platform_name = "msm-pcm-hostless", .dynamic = 1, .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, .ignore_suspend = 1, .ignore_pmdown_time = 1, /* this dainlink has playback support */ /* .be_id = do not care */ }, { .name = "INT_FM Hostless", .stream_name = "INT_FM Hostless", .cpu_dai_name = "INT_FM_HOSTLESS", .platform_name = "msm-pcm-hostless", .dynamic = 1, .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, .ignore_suspend = 1, .ignore_pmdown_time = 1, /* this dainlink has playback support */ /* .be_id = do not care */ }, { .name = "MSM AFE-PCM RX", .stream_name = "AFE-PROXY RX", .cpu_dai_name = "msm-dai-q6.241", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-rx", .platform_name = "msm-pcm-afe", .ignore_suspend = 1, .ignore_pmdown_time = 1, /* this dainlink has playback support */ }, { .name = "MSM AFE-PCM TX", .stream_name = "AFE-PROXY TX", .cpu_dai_name = "msm-dai-q6.240", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-tx", .platform_name = "msm-pcm-afe", .ignore_suspend = 1, }, { .name = "MSM8930 Compr", .stream_name = "COMPR", .cpu_dai_name = "MultiMedia4", .platform_name = "msm-compr-dsp", .dynamic = 1, .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .ignore_suspend = 1, .ignore_pmdown_time = 1, /* this dainlink has playback support */ .be_id = MSM_FRONTEND_DAI_MULTIMEDIA4, }, { .name = "AUXPCM Hostless", .stream_name = "AUXPCM Hostless", .cpu_dai_name = "AUXPCM_HOSTLESS", .platform_name = "msm-pcm-hostless", .dynamic = 1, .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, .ignore_suspend = 1, .ignore_pmdown_time = 1, /* this dainlink has playback support */ .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", }, /* HDMI Hostless */ { .name = "HDMI_RX_HOSTLESS", .stream_name = "HDMI_RX_HOSTLESS", .cpu_dai_name = "HDMI_HOSTLESS", .platform_name = "msm-pcm-hostless", .dynamic = 1, .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, .ignore_suspend = 1, .ignore_pmdown_time = 1, /* this dainlink has playback support */ .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", }, { .name = "VoLTE", .stream_name = "VoLTE", .cpu_dai_name = "VoLTE", .platform_name = "msm-pcm-voice", .dynamic = 1, .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, .ignore_suspend = 1, /* this dainlink has playback support */ .ignore_pmdown_time = 1, .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .be_id = MSM_FRONTEND_DAI_VOLTE, }, { .name = "Voice2", .stream_name = "Voice2", .cpu_dai_name = "Voice2", .platform_name = "msm-pcm-voice", .dynamic = 1, .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, .ignore_suspend = 1, /* this dainlink has playback support */ .ignore_pmdown_time = 1, .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .be_id = MSM_FRONTEND_DAI_VOICE2, }, { .name = "MSM8960 LowLatency", .stream_name = "MultiMedia5", .cpu_dai_name = "MultiMedia5", .platform_name = "msm-lowlatency-pcm-dsp", .dynamic = 1, .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .ignore_suspend = 1, /* this dainlink has playback support */ .ignore_pmdown_time = 1, .be_id = MSM_FRONTEND_DAI_MULTIMEDIA5, }, { .name = "MSM8960 FM", .stream_name = "MultiMedia6", .cpu_dai_name = "MultiMedia6", .platform_name = "msm-pcm-loopback", .dynamic = 1, .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .ignore_suspend = 1, .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, /* this dainlink has playback support */ .ignore_pmdown_time = 1, .be_id = MSM_FRONTEND_DAI_MULTIMEDIA6, }, /* Backend DAI Links */ { .name = LPASS_BE_SLIMBUS_0_RX, .stream_name = "Slimbus Playback", .cpu_dai_name = "msm-dai-q6.16384", .platform_name = "msm-pcm-routing", .codec_name = "sitar_codec", .codec_dai_name = "sitar_rx1", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_SLIMBUS_0_RX, .init = &msm8930_audrx_init, .be_hw_params_fixup = msm8930_slim_0_rx_be_hw_params_fixup, .ops = &msm8930_be_ops, .ignore_pmdown_time = 1, /* this dainlink has playback support */ }, { .name = LPASS_BE_SLIMBUS_0_TX, .stream_name = "Slimbus Capture", .cpu_dai_name = "msm-dai-q6.16385", .platform_name = "msm-pcm-routing", .codec_name = "sitar_codec", .codec_dai_name = "sitar_tx1", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_SLIMBUS_0_TX, .be_hw_params_fixup = msm8930_slim_0_tx_be_hw_params_fixup, .ops = &msm8930_be_ops, }, /* Backend BT/FM DAI Links */ { .name = LPASS_BE_INT_BT_SCO_RX, .stream_name = "Internal BT-SCO Playback", .cpu_dai_name = "msm-dai-q6.12288", .platform_name = "msm-pcm-routing", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-rx", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_INT_BT_SCO_RX, .be_hw_params_fixup = msm8930_btsco_be_hw_params_fixup, .ignore_pmdown_time = 1, /* this dainlink has playback support */ }, { .name = LPASS_BE_INT_BT_SCO_TX, .stream_name = "Internal BT-SCO Capture", .cpu_dai_name = "msm-dai-q6.12289", .platform_name = "msm-pcm-routing", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-tx", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_INT_BT_SCO_TX, .be_hw_params_fixup = msm8930_btsco_be_hw_params_fixup, }, { .name = LPASS_BE_INT_FM_RX, .stream_name = "Internal FM Playback", .cpu_dai_name = "msm-dai-q6.12292", .platform_name = "msm-pcm-routing", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-rx", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_INT_FM_RX, .be_hw_params_fixup = msm8930_be_hw_params_fixup, .ignore_pmdown_time = 1, /* this dainlink has playback support */ }, { .name = LPASS_BE_INT_FM_TX, .stream_name = "Internal FM Capture", .cpu_dai_name = "msm-dai-q6.12293", .platform_name = "msm-pcm-routing", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-tx", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_INT_FM_TX, .be_hw_params_fixup = msm8930_be_hw_params_fixup, }, /* HDMI BACK END DAI Link */ { .name = LPASS_BE_HDMI, .stream_name = "HDMI Playback", .cpu_dai_name = "msm-dai-q6-hdmi.8", .platform_name = "msm-pcm-routing", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-rx", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_HDMI_RX, .be_hw_params_fixup = msm8930_hdmi_be_hw_params_fixup, .ignore_pmdown_time = 1, /* this dainlink has playback support */ }, /* Backend AFE DAI Links */ { .name = LPASS_BE_AFE_PCM_RX, .stream_name = "AFE Playback", .cpu_dai_name = "msm-dai-q6.224", .platform_name = "msm-pcm-routing", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-rx", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_AFE_PCM_RX, .be_hw_params_fixup = msm8930_proxy_be_hw_params_fixup, .ignore_pmdown_time = 1, /* this dainlink has playback support */ }, { .name = LPASS_BE_AFE_PCM_TX, .stream_name = "AFE Capture", .cpu_dai_name = "msm-dai-q6.225", .platform_name = "msm-pcm-routing", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-tx", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_AFE_PCM_TX, .be_hw_params_fixup = msm8930_proxy_be_hw_params_fixup, }, /* AUX PCM Backend DAI Links */ { .name = LPASS_BE_AUXPCM_RX, .stream_name = "AUX PCM Playback", .cpu_dai_name = "msm-dai-q6.2", .platform_name = "msm-pcm-routing", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-rx", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_AUXPCM_RX, .be_hw_params_fixup = msm8930_auxpcm_be_params_fixup, .ops = &msm8930_auxpcm_be_ops, }, { .name = LPASS_BE_AUXPCM_TX, .stream_name = "AUX PCM Capture", .cpu_dai_name = "msm-dai-q6.3", .platform_name = "msm-pcm-routing", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-tx", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_AUXPCM_TX, .be_hw_params_fixup = msm8930_auxpcm_be_params_fixup, .ops = &msm8930_auxpcm_be_ops, }, /* Incall Music BACK END DAI Link */ { .name = LPASS_BE_VOICE_PLAYBACK_TX, .stream_name = "Voice Farend Playback", .cpu_dai_name = "msm-dai-q6.32773", .platform_name = "msm-pcm-routing", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-rx", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_VOICE_PLAYBACK_TX, .be_hw_params_fixup = msm8930_be_hw_params_fixup, }, /* Incall Record Uplink BACK END DAI Link */ { .name = LPASS_BE_INCALL_RECORD_TX, .stream_name = "Voice Uplink Capture", .cpu_dai_name = "msm-dai-q6.32772", .platform_name = "msm-pcm-routing", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-tx", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_INCALL_RECORD_TX, .be_hw_params_fixup = msm8930_be_hw_params_fixup, }, /* Incall Record Downlink BACK END DAI Link */ { .name = LPASS_BE_INCALL_RECORD_RX, .stream_name = "Voice Downlink Capture", .cpu_dai_name = "msm-dai-q6.32771", .platform_name = "msm-pcm-routing", .codec_name = "msm-stub-codec.1", .codec_dai_name = "msm-stub-tx", .no_pcm = 1, .be_id = MSM_BACKEND_DAI_INCALL_RECORD_RX, .be_hw_params_fixup = msm8930_be_hw_params_fixup, .ignore_pmdown_time = 1, /* this dainlink has playback support */ }, }; struct snd_soc_card snd_soc_card_msm8930 = { .name = "msm8930-sitar-snd-card", .dai_link = msm8930_dai, .num_links = ARRAY_SIZE(msm8930_dai), .controls = sitar_msm8930_controls, .num_controls = ARRAY_SIZE(sitar_msm8930_controls), }; static struct platform_device *msm8930_snd_device; static int msm8930_configure_headset_mic_gpios(void) { int ret; ret = gpio_request(80, "US_EURO_SWITCH"); if (ret) { pr_err("%s: Failed to request gpio 80\n", __func__); return ret; } ret = gpio_direction_output(80, 0); if (ret) { pr_err("%s: Unable to set direction\n", __func__); gpio_free(80); } msm8930_headset_gpios_configured = 0; return 0; } static void msm8930_free_headset_mic_gpios(void) { if (msm8930_headset_gpios_configured) gpio_free(80); } static int __init msm8930_audio_init(void) { int ret; if (!soc_class_is_msm8930()) { pr_err("%s: Not the right machine type\n", __func__); return -ENODEV ; } mbhc_cfg.calibration = def_sitar_mbhc_cal(); if (!mbhc_cfg.calibration) { pr_err("Calibration data allocation failed\n"); return -ENOMEM; } msm8930_snd_device = platform_device_alloc("soc-audio", 0); if (!msm8930_snd_device) { pr_err("Platform device allocation failed\n"); kfree(mbhc_cfg.calibration); return -ENOMEM; } platform_set_drvdata(msm8930_snd_device, &snd_soc_card_msm8930); ret = platform_device_add(msm8930_snd_device); if (ret) { platform_device_put(msm8930_snd_device); kfree(mbhc_cfg.calibration); return ret; } if (msm8930_configure_headset_mic_gpios()) { pr_err("%s Fail to configure headset mic gpios\n", __func__); msm8930_headset_gpios_configured = 0; } else msm8930_headset_gpios_configured = 1; atomic_set(&auxpcm_rsc_ref, 0); mutex_init(&cdc_mclk_mutex); return ret; } module_init(msm8930_audio_init); static void __exit msm8930_audio_exit(void) { if (!soc_class_is_msm8930()) { pr_err("%s: Not the right machine type\n", __func__); return ; } msm8930_free_headset_mic_gpios(); platform_device_unregister(msm8930_snd_device); kfree(mbhc_cfg.calibration); mutex_destroy(&cdc_mclk_mutex); } module_exit(msm8930_audio_exit); MODULE_DESCRIPTION("ALSA SoC MSM8930"); MODULE_LICENSE("GPL v2");