| /* Copyright (c) 2012, Code Aurora Forum. 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 <linux/clk.h> |
| #include <linux/delay.h> |
| #include <linux/gpio.h> |
| #include <linux/mfd/pm8xxx/pm8921.h> |
| #include <linux/platform_device.h> |
| #include <linux/gpio.h> |
| #include <linux/mfd/pm8xxx/pm8921.h> |
| #include <linux/slab.h> |
| #include <sound/core.h> |
| #include <sound/soc.h> |
| #include <sound/soc-dapm.h> |
| #include <sound/soc-dsp.h> |
| #include <sound/pcm.h> |
| #include <sound/jack.h> |
| #include <asm/mach-types.h> |
| #include <mach/socinfo.h> |
| #include "msm-pcm-routing.h" |
| #include "../codecs/wcd9304.h" |
| |
| /* 8930 machine driver */ |
| |
| #define PM8921_GPIO_BASE NR_GPIO_IRQS |
| #define PM8921_GPIO_PM_TO_SYS(pm_gpio) (pm_gpio - 1 + PM8921_GPIO_BASE) |
| |
| #define MSM8930_SPK_ON 1 |
| #define MSM8930_SPK_OFF 0 |
| |
| #define msm8930_SLIM_0_RX_MAX_CHANNELS 2 |
| #define msm8930_SLIM_0_TX_MAX_CHANNELS 4 |
| |
| #define BTSCO_RATE_8KHZ 8000 |
| #define BTSCO_RATE_16KHZ 16000 |
| |
| #define BOTTOM_SPK_AMP_POS 0x1 |
| #define BOTTOM_SPK_AMP_NEG 0x2 |
| #define TOP_SPK_AMP_POS 0x4 |
| #define TOP_SPK_AMP_NEG 0x8 |
| |
| #define GPIO_AUX_PCM_DOUT 63 |
| #define GPIO_AUX_PCM_DIN 64 |
| #define GPIO_AUX_PCM_SYNC 65 |
| #define GPIO_AUX_PCM_CLK 66 |
| |
| #define SITAR_EXT_CLK_RATE 12288000 |
| |
| #define SITAR_MBHC_DEF_BUTTONS 3 |
| #define SITAR_MBHC_DEF_RLOADS 5 |
| |
| static int msm8930_spk_control; |
| static int msm8930_slim_0_rx_ch = 1; |
| static int msm8930_slim_0_tx_ch = 1; |
| |
| static int msm8930_btsco_rate = BTSCO_RATE_8KHZ; |
| static int msm8930_btsco_ch = 1; |
| |
| static struct clk *codec_clk; |
| static int clk_users; |
| |
| static int msm8930_headset_gpios_configured; |
| |
| static struct snd_soc_jack hs_jack; |
| static struct snd_soc_jack button_jack; |
| |
| struct sitar_mbhc_calibration sitar_calib = { |
| .bias = SITAR_MICBIAS2, |
| .tldoh = 100, |
| .bg_fast_settle = 100, |
| .mic_current = SITAR_PID_MIC_5_UA, |
| .mic_pid = 100, |
| .hph_current = SITAR_PID_MIC_5_UA, |
| .setup_plug_removal_delay = 1000000, |
| .shutdown_plug_removal = 100000, |
| }; |
| |
| 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 Right Pos"); |
| } else { |
| snd_soc_dapm_disable_pin(dapm, "Ext Spk Left Pos"); |
| snd_soc_dapm_disable_pin(dapm, "Ext Spk Right Pos"); |
| } |
| |
| 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_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)); |
| /* TODO: add external speaker power amps support */ |
| return 0; |
| } |
| int msm8930_enable_codec_ext_clk( |
| struct snd_soc_codec *codec, int enable) |
| { |
| pr_debug("%s: enable = %d\n", __func__, enable); |
| if (enable) { |
| clk_users++; |
| pr_debug("%s: clk_users = %d\n", __func__, clk_users); |
| if (clk_users != 1) |
| return 0; |
| |
| if (codec_clk) { |
| clk_set_rate(codec_clk, SITAR_EXT_CLK_RATE); |
| clk_enable(codec_clk); |
| sitar_mclk_enable(codec, 1); |
| } else { |
| pr_err("%s: Error setting Tabla MCLK\n", __func__); |
| clk_users--; |
| return -EINVAL; |
| } |
| } else { |
| pr_debug("%s: clk_users = %d\n", __func__, clk_users); |
| if (clk_users == 0) |
| return 0; |
| clk_users--; |
| if (!clk_users) { |
| pr_debug("%s: disabling MCLK. clk_users = %d\n", |
| __func__, clk_users); |
| clk_disable(codec_clk); |
| sitar_mclk_enable(codec, 0); |
| } |
| } |
| return 0; |
| } |
| |
| 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); |
| case SND_SOC_DAPM_POST_PMD: |
| return msm8930_enable_codec_ext_clk(w->codec, 0); |
| } |
| 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 Right Pos", msm8930_spkramp_event), |
| |
| SND_SOC_DAPM_MIC("Handset Mic", NULL), |
| 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 Right Pos", NULL, "LINEOUT2"}, |
| |
| |
| {"AMIC2", NULL, "MIC BIAS2 Internal1"}, |
| {"MIC BIAS2 Internal1", NULL, "Headset Mic"}, |
| |
| /* Microphone path */ |
| {"AMIC1", NULL, "MIC BIAS1 Internal1"}, |
| {"MIC BIAS1 Internal1", NULL, "Handset Mic"}, |
| |
| {"HEADPHONE", NULL, "LDO_H"}, |
| |
| /** |
| * The digital Mic routes are setup considering |
| * fluid as default device. |
| */ |
| |
| /** |
| * Digital Mic1. Front Bottom left Digital Mic on Fluid and MTP. |
| * Digital Mic GM5 on CDP mainboard. |
| * Conncted to DMIC2 Input on Tabla codec. |
| */ |
| {"DMIC1", NULL, "MIC BIAS1 External"}, |
| {"MIC BIAS1 External", NULL, "Digital Mic1"}, |
| |
| /** |
| * Digital Mic2. Front Bottom right Digital Mic on Fluid and MTP. |
| * Digital Mic GM6 on CDP mainboard. |
| * Conncted to DMIC1 Input on Tabla 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 Tabla codec. |
| */ |
| {"DMIC3", NULL, "MIC BIAS2 External"}, |
| {"MIC BIAS2 External", NULL, "Digital Mic3"}, |
| |
| /** |
| * Digital Mic4. Back top Digital Mic on Fluid. |
| * Digital Mic GM2 on CDP mainboard. |
| * Conncted to DMIC3 Input on Tabla codec. |
| */ |
| {"DMIC4", NULL, "MIC BIAS2 External"}, |
| {"MIC BIAS2 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 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), |
| }; |
| |
| 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 0: |
| msm8930_btsco_rate = BTSCO_RATE_8KHZ; |
| break; |
| case 1: |
| 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 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), |
| }; |
| |
| static const struct snd_kcontrol_new int_btsco_rate_mixer_controls[] = { |
| SOC_ENUM_EXT("Internal BTSCO SampleRate", msm8930_btsco_enum[0], |
| msm8930_btsco_rate_get, msm8930_btsco_rate_put), |
| }; |
| |
| static int msm8930_btsco_init(struct snd_soc_pcm_runtime *rtd) |
| { |
| int err = 0; |
| struct snd_soc_platform *platform = rtd->platform; |
| |
| err = snd_soc_add_platform_controls(platform, |
| int_btsco_rate_mixer_controls, |
| ARRAY_SIZE(int_btsco_rate_mixer_controls)); |
| if (err < 0) |
| return err; |
| return 0; |
| } |
| |
| 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; |
| } |
| ret = snd_soc_dai_set_channel_map(codec_dai, 0, 0, |
| msm8930_slim_0_rx_ch, rx_ch); |
| if (ret < 0) { |
| pr_err("%s: failed to set codec channel 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; |
| } |
| ret = snd_soc_dai_set_channel_map(codec_dai, |
| msm8930_slim_0_tx_ch, tx_ch, 0, 0); |
| if (ret < 0) { |
| pr_err("%s: failed to set codec channel 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; |
| |
| pr_debug("%s()\n", __func__); |
| |
| |
| rtd->pmdown_time = 0; |
| |
| err = snd_soc_add_controls(codec, sitar_msm8930_controls, |
| ARRAY_SIZE(sitar_msm8930_controls)); |
| if (err < 0) |
| return err; |
| |
| 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 Right Pos"); |
| |
| 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", |
| SND_JACK_BTN_0, &button_jack); |
| if (err) { |
| pr_err("failed to create new jack\n"); |
| return err; |
| } |
| codec_clk = clk_get(cpu_dai->dev, "osr_clk"); |
| sitar_hs_detect(codec, &hs_jack, &button_jack, &sitar_calib); |
| return 0; |
| } |
| |
| static struct snd_soc_dsp_link lpa_fe_media = { |
| .playback = true, |
| .trigger = { |
| SND_SOC_DSP_TRIGGER_POST, |
| SND_SOC_DSP_TRIGGER_POST |
| }, |
| }; |
| |
| static struct snd_soc_dsp_link fe_media = { |
| .playback = true, |
| .capture = true, |
| .trigger = { |
| SND_SOC_DSP_TRIGGER_POST, |
| SND_SOC_DSP_TRIGGER_POST |
| }, |
| }; |
| |
| static struct snd_soc_dsp_link slimbus0_hl_media = { |
| .playback = true, |
| .capture = true, |
| .trigger = { |
| SND_SOC_DSP_TRIGGER_POST, |
| SND_SOC_DSP_TRIGGER_POST |
| }, |
| }; |
| |
| static struct snd_soc_dsp_link int_fm_hl_media = { |
| .playback = true, |
| .capture = true, |
| .trigger = { |
| SND_SOC_DSP_TRIGGER_POST, |
| SND_SOC_DSP_TRIGGER_POST |
| }, |
| }; |
| |
| /* bi-directional media definition for hostless PCM device */ |
| static struct snd_soc_dsp_link bidir_hl_media = { |
| .playback = true, |
| .capture = true, |
| .trigger = { |
| SND_SOC_DSP_TRIGGER_POST, |
| SND_SOC_DSP_TRIGGER_POST |
| }, |
| }; |
| |
| static struct snd_soc_dsp_link hdmi_rx_hl = { |
| .playback = true, |
| .trigger = { |
| SND_SOC_DSP_TRIGGER_POST, |
| SND_SOC_DSP_TRIGGER_POST |
| }, |
| }; |
| |
| 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); |
| |
| 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_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\n", __func__, substream->name); |
| 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\n", __func__, substream->name); |
| 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, |
| .dsp_link = &fe_media, |
| .be_id = MSM_FRONTEND_DAI_MULTIMEDIA1 |
| }, |
| { |
| .name = "MSM8930 Media2", |
| .stream_name = "MultiMedia2", |
| .cpu_dai_name = "MultiMedia2", |
| .platform_name = "msm-pcm-dsp", |
| .dynamic = 1, |
| .dsp_link = &fe_media, |
| .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, |
| .dsp_link = &fe_media, |
| .be_id = MSM_FRONTEND_DAI_CS_VOICE, |
| .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, |
| .ignore_suspend = 1, |
| }, |
| { |
| .name = "MSM VoIP", |
| .stream_name = "VoIP", |
| .cpu_dai_name = "VoIP", |
| .platform_name = "msm-voip-dsp", |
| .dynamic = 1, |
| .dsp_link = &fe_media, |
| .be_id = MSM_FRONTEND_DAI_VOIP, |
| }, |
| { |
| .name = "MSM8930 LPA", |
| .stream_name = "LPA", |
| .cpu_dai_name = "MultiMedia3", |
| .platform_name = "msm-pcm-lpa", |
| .dynamic = 1, |
| .dsp_link = &lpa_fe_media, |
| .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, |
| .dsp_link = &slimbus0_hl_media, |
| .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, |
| .ignore_suspend = 1, |
| /* .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, |
| .dsp_link = &int_fm_hl_media, |
| .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, |
| .ignore_suspend = 1, |
| /* .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, |
| }, |
| { |
| .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, |
| .dsp_link = &lpa_fe_media, |
| .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, |
| .dsp_link = &bidir_hl_media, |
| .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, |
| .ignore_suspend = 1, |
| }, |
| /* HDMI Hostless */ |
| { |
| .name = "HDMI_RX_HOSTLESS", |
| .stream_name = "HDMI_RX_HOSTLESS", |
| .cpu_dai_name = "HDMI_HOSTLESS", |
| .platform_name = "msm-pcm-hostless", |
| .dynamic = 1, |
| .dsp_link = &hdmi_rx_hl, |
| .no_host_mode = SND_SOC_DAI_LINK_NO_HOST, |
| .no_codec = 1, |
| .ignore_suspend = 1, |
| }, |
| /* 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, |
| }, |
| { |
| .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", |
| .init = &msm8930_btsco_init, |
| .no_pcm = 1, |
| .be_id = MSM_BACKEND_DAI_INT_BT_SCO_RX, |
| .be_hw_params_fixup = msm8930_btsco_be_hw_params_fixup, |
| }, |
| { |
| .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, |
| }, |
| { |
| .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, |
| .no_codec = 1, |
| .be_id = MSM_BACKEND_DAI_HDMI_RX, |
| .be_hw_params_fixup = msm8930_hdmi_be_hw_params_fixup, |
| }, |
| /* 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_codec = 1, |
| .no_pcm = 1, |
| .be_id = MSM_BACKEND_DAI_AFE_PCM_RX, |
| }, |
| { |
| .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_codec = 1, |
| .no_pcm = 1, |
| .be_id = MSM_BACKEND_DAI_AFE_PCM_TX, |
| }, |
| /* 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, |
| }, |
| /* 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, |
| .no_codec = 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, |
| .no_codec = 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, |
| .no_codec = 1, |
| .be_id = MSM_BACKEND_DAI_INCALL_RECORD_RX, |
| .be_hw_params_fixup = msm8930_be_hw_params_fixup, |
| }, |
| }; |
| |
| struct snd_soc_card snd_soc_card_msm8930 = { |
| .name = "msm8930-sitar-snd-card", |
| .dai_link = msm8930_dai, |
| .num_links = ARRAY_SIZE(msm8930_dai), |
| }; |
| |
| 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 (!cpu_is_msm8930()) { |
| pr_err("%s: Not the right machine type\n", __func__); |
| return -ENODEV ; |
| } |
| |
| msm8930_snd_device = platform_device_alloc("soc-audio", 0); |
| if (!msm8930_snd_device) { |
| pr_err("Platform device allocation failed\n"); |
| 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); |
| 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; |
| |
| return ret; |
| |
| } |
| module_init(msm8930_audio_init); |
| |
| static void __exit msm8930_audio_exit(void) |
| { |
| if (!cpu_is_msm8930()) { |
| pr_err("%s: Not the right machine type\n", __func__); |
| return ; |
| } |
| msm8930_free_headset_mic_gpios(); |
| platform_device_unregister(msm8930_snd_device); |
| } |
| module_exit(msm8930_audio_exit); |
| |
| MODULE_DESCRIPTION("ALSA SoC MSM8930"); |
| MODULE_LICENSE("GPL v2"); |