asoc: tegra: aic326x machine: add voice call functionalities for ap30
[linux-2.6.git] / sound / soc / tegra / tegra_aic326x.c
index b64ab41..6d38934 100644 (file)
 
 extern int g_is_call_mode;
 
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+const char *tegra_i2s_dai_name[TEGRA30_NR_I2S_IFC] = {
+       "tegra30-i2s.0",
+       "tegra30-i2s.1",
+       "tegra30-i2s.2",
+       "tegra30-i2s.3",
+       "tegra30-i2s.4",
+};
+#endif
+
 struct tegra_aic326x {
        struct tegra_asoc_utils_data util_data;
        struct tegra_aic326x_platform_data *pdata;
@@ -81,6 +91,10 @@ struct tegra_aic326x {
        bool init_done;
        int is_call_mode;
        int is_device_bt;
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       struct codec_config codec_info[NUM_I2S_DEVICES];
+       struct snd_soc_card *pcard;
+#endif
 };
 
 static int tegra_aic326x_call_mode_info(struct snd_kcontrol *kcontrol,
@@ -110,6 +124,9 @@ static int tegra_aic326x_call_mode_put(struct snd_kcontrol *kcontrol,
        int is_call_mode_new = ucontrol->value.integer.value[0];
 #ifdef CONFIG_ARCH_TEGRA_2x_SOC
        int codec_dap_id, codec_dap_sel, bb_dap_id, bb_dap_sel;
+#else /*assumes tegra3*/
+       int codec_index;
+       unsigned int i;
 #endif
 
        if (machine->is_call_mode == is_call_mode_new)
@@ -127,6 +144,11 @@ static int tegra_aic326x_call_mode_put(struct snd_kcontrol *kcontrol,
                codec_dap_id = TEGRA20_DAS_DAP_ID_2;
                codec_dap_sel = TEGRA20_DAS_DAP_SEL_DAP2;
        }
+#else /*assumes tegra3*/
+       if (machine->is_device_bt)
+               codec_index = BT_SCO;
+       else
+               codec_index = HIFI_CODEC;
 #endif
 
        if (is_call_mode_new) {
@@ -139,6 +161,17 @@ static int tegra_aic326x_call_mode_put(struct snd_kcontrol *kcontrol,
                        codec_dap_sel, 1, 0, 0);
                tegra20_das_set_tristate(codec_dap_id, 0);
                tegra20_das_set_tristate(bb_dap_id, 0);
+#else /*assumes tegra3*/
+               if (machine->codec_info[codec_index].rate == 0 ||
+                       machine->codec_info[codec_index].channels == 0)
+                               return -EINVAL;
+
+               for (i = 0; i < machine->pcard->num_links; i++)
+                       machine->pcard->dai_link[i].ignore_suspend = 1;
+
+               tegra30_make_voice_call_connections(
+                       &machine->codec_info[codec_index],
+                       &machine->codec_info[BASEBAND]);
 #endif
        } else {
 #ifdef CONFIG_ARCH_TEGRA_2x_SOC
@@ -150,6 +183,13 @@ static int tegra_aic326x_call_mode_put(struct snd_kcontrol *kcontrol,
                        codec_dap_sel, 0, 0, 0);
                tegra20_das_set_tristate(codec_dap_id, 0);
                tegra20_das_set_tristate(bb_dap_id, 0);
+#else /*assumes tegra3*/
+               tegra30_break_voice_call_connections(
+                       &machine->codec_info[codec_index],
+                       &machine->codec_info[BASEBAND]);
+
+               for (i = 0; i < machine->pcard->num_links; i++)
+                       machine->pcard->dai_link[i].ignore_suspend = 0;
 #endif
        }
 
@@ -196,6 +236,35 @@ static int tegra_aic326x_get_mclk(int srate)
        return mclk;
 }
 
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+static int tegra_aic326x_set_dam_cif(int dam_ifc, int srate,
+                       int channels, int bit_size, int src_on, int src_srate,
+                       int src_channels, int src_bit_size)
+{
+       tegra30_dam_set_gain(dam_ifc, TEGRA30_DAM_CHIN1, 0x1000);
+       tegra30_dam_set_samplerate(dam_ifc, TEGRA30_DAM_CHOUT,
+                               srate);
+       tegra30_dam_set_samplerate(dam_ifc, TEGRA30_DAM_CHIN1,
+                               srate);
+       tegra30_dam_set_acif(dam_ifc, TEGRA30_DAM_CHIN1,
+               channels, bit_size, channels,
+                               bit_size);
+       tegra30_dam_set_acif(dam_ifc, TEGRA30_DAM_CHOUT,
+               channels, bit_size, channels,
+                               bit_size);
+
+       if (src_on) {
+               tegra30_dam_set_gain(dam_ifc, TEGRA30_DAM_CHIN0_SRC, 0x1000);
+               tegra30_dam_set_samplerate(dam_ifc, TEGRA30_DAM_CHIN0_SRC,
+                       src_srate);
+               tegra30_dam_set_acif(dam_ifc, TEGRA30_DAM_CHIN0_SRC,
+                       src_channels, src_bit_size, 1, 16);
+       }
+
+       return 0;
+}
+#endif
+
 static int tegra_aic326x_hw_params(struct snd_pcm_substream *substream,
                                        struct snd_pcm_hw_params *params)
 {
@@ -207,6 +276,9 @@ static int tegra_aic326x_hw_params(struct snd_pcm_substream *substream,
        struct tegra_aic326x *machine = snd_soc_card_get_drvdata(card);
        int srate, mclk, sample_size, daifmt;
        int err;
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(cpu_dai);
+#endif
 
        switch (params_format(params)) {
        case SNDRV_PCM_FORMAT_S16_LE:
@@ -271,6 +343,10 @@ static int tegra_aic326x_hw_params(struct snd_pcm_substream *substream,
                dev_err(card->dev, "failed to set dac-dap path\n");
                return err;
        }
+#else /*assumes tegra3*/
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK  && i2s->is_dam_used)
+               tegra_aic326x_set_dam_cif(i2s->dam_ifc, srate,
+                       params_channels(params), sample_size, 0, 0, 0, 0);
 #endif
 
        return 0;
@@ -315,6 +391,9 @@ static int tegra_aic326x_bt_hw_params(struct snd_pcm_substream *substream,
        struct snd_soc_card *card = rtd->card;
        struct tegra_aic326x *machine = snd_soc_card_get_drvdata(card);
        int err, srate, mclk, min_mclk, sample_size;
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(rtd->cpu_dai);
+#endif
 
        switch (params_format(params)) {
        case SNDRV_PCM_FORMAT_S16_LE:
@@ -368,11 +447,164 @@ static int tegra_aic326x_bt_hw_params(struct snd_pcm_substream *substream,
                dev_err(card->dev, "failed to set dac-dap path\n");
                return err;
        }
+#else
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK && i2s->is_dam_used)
+               tegra_aic326x_set_dam_cif(i2s->dam_ifc, params_rate(params),
+                       params_channels(params), sample_size, 0, 0, 0, 0);
 #endif
 
        return 0;
 }
 
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+static int tegra_aic326x_startup(struct snd_pcm_substream *substream)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(cpu_dai);
+       struct tegra_aic326x *machine = snd_soc_card_get_drvdata(rtd->card);
+       struct codec_config *codec_info;
+       struct codec_config *bb_info;
+       int codec_index;
+
+       if (!i2s->is_dam_used)
+               return 0;
+
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+               /*dam configuration*/
+               if (!i2s->dam_ch_refcount)
+                       i2s->dam_ifc = tegra30_dam_allocate_controller();
+
+               tegra30_dam_allocate_channel(i2s->dam_ifc, TEGRA30_DAM_CHIN1);
+               i2s->dam_ch_refcount++;
+               tegra30_dam_enable_clock(i2s->dam_ifc);
+
+               tegra30_ahub_set_rx_cif_source(TEGRA30_AHUB_RXCIF_DAM0_RX1 +
+                               (i2s->dam_ifc*2), i2s->txcif);
+
+               /*
+               *make the dam tx to i2s rx connection if this is the only client
+               *using i2s for playback
+               */
+               if (i2s->playback_ref_count == 1)
+                       tegra30_ahub_set_rx_cif_source(
+                               TEGRA30_AHUB_RXCIF_I2S0_RX0 + i2s->id,
+                               TEGRA30_AHUB_TXCIF_DAM0_TX0 + i2s->dam_ifc);
+
+               /* enable the dam*/
+               tegra30_dam_enable(i2s->dam_ifc, TEGRA30_DAM_ENABLE,
+                               TEGRA30_DAM_CHIN1);
+       } else {
+
+               i2s->is_call_mode_rec = machine->is_call_mode;
+
+               if (!i2s->is_call_mode_rec)
+                       return 0;
+
+               if (machine->is_device_bt)
+                       codec_index = BT_SCO;
+               else
+                       codec_index = HIFI_CODEC;
+
+               codec_info = &machine->codec_info[codec_index];
+               bb_info = &machine->codec_info[BASEBAND];
+
+               /* allocate a dam for voice call recording */
+
+               i2s->call_record_dam_ifc = tegra30_dam_allocate_controller();
+               tegra30_dam_allocate_channel(i2s->call_record_dam_ifc,
+                       TEGRA30_DAM_CHIN0_SRC);
+               tegra30_dam_allocate_channel(i2s->call_record_dam_ifc,
+                       TEGRA30_DAM_CHIN1);
+               tegra30_dam_enable_clock(i2s->call_record_dam_ifc);
+
+               /* configure the dam */
+               tegra_aic326x_set_dam_cif(i2s->call_record_dam_ifc,
+                       codec_info->rate, codec_info->channels,
+                       codec_info->bitsize, 1, bb_info->rate,
+                       bb_info->channels, bb_info->bitsize);
+
+               /* setup the connections for voice call record */
+
+               tegra30_ahub_unset_rx_cif_source(i2s->rxcif);
+               tegra30_ahub_set_rx_cif_source(TEGRA30_AHUB_RXCIF_DAM0_RX0 +
+                       (i2s->call_record_dam_ifc*2),
+                       TEGRA30_AHUB_TXCIF_I2S0_TX0 + bb_info->i2s_id);
+               tegra30_ahub_set_rx_cif_source(TEGRA30_AHUB_RXCIF_DAM0_RX1 +
+                       (i2s->call_record_dam_ifc*2),
+                       TEGRA30_AHUB_TXCIF_I2S0_TX0 + codec_info->i2s_id);
+               tegra30_ahub_set_rx_cif_source(i2s->rxcif,
+                       TEGRA30_AHUB_TXCIF_DAM0_TX0 + i2s->call_record_dam_ifc);
+
+               /* enable the dam*/
+
+               tegra30_dam_enable(i2s->call_record_dam_ifc, TEGRA30_DAM_ENABLE,
+                               TEGRA30_DAM_CHIN1);
+               tegra30_dam_enable(i2s->call_record_dam_ifc, TEGRA30_DAM_ENABLE,
+                               TEGRA30_DAM_CHIN0_SRC);
+       }
+
+       return 0;
+}
+
+static void tegra_aic326x_shutdown(struct snd_pcm_substream *substream)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(cpu_dai);
+
+       if (!i2s->is_dam_used)
+               return;
+
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+               /* disable the dam*/
+               tegra30_dam_enable(i2s->dam_ifc, TEGRA30_DAM_DISABLE,
+                               TEGRA30_DAM_CHIN1);
+
+               /* disconnect the ahub connections*/
+               tegra30_ahub_unset_rx_cif_source(TEGRA30_AHUB_RXCIF_DAM0_RX1 +
+                                       (i2s->dam_ifc*2));
+
+               /* disable the dam and free the controller */
+               tegra30_dam_disable_clock(i2s->dam_ifc);
+               tegra30_dam_free_channel(i2s->dam_ifc, TEGRA30_DAM_CHIN1);
+               i2s->dam_ch_refcount--;
+               if (!i2s->dam_ch_refcount)
+                       tegra30_dam_free_controller(i2s->dam_ifc);
+        } else {
+
+               if (!i2s->is_call_mode_rec)
+                       return 0;
+
+               i2s->is_call_mode_rec = 0;
+
+               /* disable the dam*/
+               tegra30_dam_enable(i2s->call_record_dam_ifc,
+                       TEGRA30_DAM_DISABLE, TEGRA30_DAM_CHIN1);
+               tegra30_dam_enable(i2s->call_record_dam_ifc,
+                       TEGRA30_DAM_DISABLE, TEGRA30_DAM_CHIN0_SRC);
+
+               /* disconnect the ahub connections*/
+               tegra30_ahub_unset_rx_cif_source(i2s->rxcif);
+               tegra30_ahub_unset_rx_cif_source(TEGRA30_AHUB_RXCIF_DAM0_RX0 +
+                       (i2s->call_record_dam_ifc*2));
+               tegra30_ahub_unset_rx_cif_source(TEGRA30_AHUB_RXCIF_DAM0_RX1 +
+                       (i2s->call_record_dam_ifc*2));
+
+               /* free the dam channels and dam controller */
+               tegra30_dam_disable_clock(i2s->call_record_dam_ifc);
+               tegra30_dam_free_channel(i2s->call_record_dam_ifc,
+                       TEGRA30_DAM_CHIN1);
+               tegra30_dam_free_channel(i2s->call_record_dam_ifc,
+                       TEGRA30_DAM_CHIN0_SRC);
+               tegra30_dam_free_controller(i2s->call_record_dam_ifc);
+        }
+
+       return;
+}
+#endif
+
+
 static int tegra_aic326x_hw_free(struct snd_pcm_substream *substream)
 {
        struct snd_soc_pcm_runtime *rtd = substream->private_data;
@@ -412,10 +644,18 @@ static int tegra_aic326x_voice_call_hw_params(
 
        tegra_asoc_utils_lock_clk_rate(&machine->util_data, 1);
 
-       err = snd_soc_dai_set_fmt(codec_dai,
+       if(machine_is_tegra_enterprise()) {
+               err = snd_soc_dai_set_fmt(codec_dai,
+                                       SND_SOC_DAIFMT_I2S |
+                                       SND_SOC_DAIFMT_NB_NF |
+                                       SND_SOC_DAIFMT_CBS_CFS);
+       } else {
+               err = snd_soc_dai_set_fmt(codec_dai,
                                        SND_SOC_DAIFMT_DSP_B |
                                        SND_SOC_DAIFMT_NB_NF |
                                        SND_SOC_DAIFMT_CBS_CFS);
+       }
+
        if (err < 0) {
                dev_err(card->dev, "codec_dai fmt not set\n");
                return err;
@@ -428,23 +668,39 @@ static int tegra_aic326x_voice_call_hw_params(
                return err;
        }
 
-       if (params_rate(params) == 8000) {
-               /* Change these Settings for 8KHz*/
-               pcmdiv = 1;
-               /* BB expecting 2048Khz bclk */
-               vxclkdiv = 27;
-       } else if (params_rate(params) == 16000) {
-               pcmdiv = 1;
-               /* BB expecting 2048Khz bclk */
-               vxclkdiv = 27;
-       } else {
-               dev_err(card->dev, "codec_dai unsupported voice rate\n");
-               return -EINVAL;
+       if(!machine_is_tegra_enterprise()) {
+               if (params_rate(params) == 8000) {
+                       /* Change these Settings for 8KHz*/
+                       pcmdiv = 1;
+                       /* BB expecting 2048Khz bclk */
+                       vxclkdiv = 27;
+               } else if (params_rate(params) == 16000) {
+                       pcmdiv = 1;
+                       /* BB expecting 2048Khz bclk */
+                       vxclkdiv = 27;
+               } else {
+                       dev_err(card->dev, "codec_dai unsupported voice rate\n");
+                       return -EINVAL;
+               }
        }
 
        //snd_soc_dai_set_clkdiv(codec_dai, ASI2_BCLK_N, vxclkdiv);
        //snd_soc_dai_set_clkdiv(codec_dai, ASI2_WCLK_N, pcmdiv);
 
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       /* codec configuration */
+       machine->codec_info[HIFI_CODEC].rate = params_rate(params);
+       machine->codec_info[HIFI_CODEC].channels = params_channels(params);
+       machine->codec_info[HIFI_CODEC].bitsize = 16;
+       machine->codec_info[HIFI_CODEC].is_i2smaster = 1;
+       machine->codec_info[HIFI_CODEC].is_format_dsp = 0;
+
+       /* baseband configuration */
+       machine->codec_info[BASEBAND].bitsize = 16;
+       machine->codec_info[BASEBAND].is_i2smaster = 1;
+       machine->codec_info[BASEBAND].is_format_dsp = 1;
+#endif
+
        machine->is_device_bt = 0;
 
        return 0;
@@ -457,6 +713,11 @@ static void tegra_aic326x_voice_call_shutdown(
        struct tegra_aic326x *machine  =
                        snd_soc_card_get_drvdata(rtd->codec->card);
 
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       machine->codec_info[HIFI_CODEC].rate = 0;
+       machine->codec_info[HIFI_CODEC].channels = 0;
+#endif
+
        machine->is_device_bt = 0;
 }
 
@@ -489,6 +750,20 @@ static int tegra_aic326x_bt_voice_call_hw_params(
 
        tegra_asoc_utils_lock_clk_rate(&machine->util_data, 1);
 
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       /* codec configuration */
+       machine->codec_info[BT_SCO].rate = params_rate(params);
+       machine->codec_info[BT_SCO].channels = params_channels(params);
+       machine->codec_info[BT_SCO].bitsize = 16;
+       machine->codec_info[BT_SCO].is_i2smaster = 1;
+       machine->codec_info[BT_SCO].is_format_dsp = 1;
+
+       /* baseband configuration */
+       machine->codec_info[BASEBAND].bitsize = 16;
+       machine->codec_info[BASEBAND].is_i2smaster = 1;
+       machine->codec_info[BASEBAND].is_format_dsp = 1;
+#endif
+
        machine->is_device_bt = 1;
 
        return 0;
@@ -501,12 +776,21 @@ static void tegra_aic326x_bt_voice_call_shutdown(
        struct tegra_aic326x *machine  =
                        snd_soc_card_get_drvdata(rtd->codec->card);
 
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       machine->codec_info[BT_SCO].rate = 0;
+       machine->codec_info[BT_SCO].channels = 0;
+#endif
+
        machine->is_device_bt = 0;
 }
 
 static struct snd_soc_ops tegra_aic326x_hifi_ops = {
        .hw_params = tegra_aic326x_hw_params,
        .hw_free = tegra_aic326x_hw_free,
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       .startup = tegra_aic326x_startup,
+       .shutdown = tegra_aic326x_shutdown,
+#endif
 };
 
 static struct snd_soc_ops tegra_aic326x_spdif_ops = {
@@ -529,6 +813,10 @@ static struct snd_soc_ops tegra_aic326x_bt_voice_call_ops = {
 static struct snd_soc_ops tegra_aic326x_bt_ops = {
        .hw_params = tegra_aic326x_bt_hw_params,
        .hw_free = tegra_aic326x_hw_free,
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       .startup = tegra_aic326x_startup,
+       .shutdown = tegra_aic326x_shutdown,
+#endif
 };
 
 static struct snd_soc_jack tegra_aic326x_hp_jack;
@@ -657,13 +945,25 @@ static int tegra_aic326x_init(struct snd_soc_pcm_runtime *rtd)
        struct snd_soc_card *card = codec->card;
        struct tegra_aic326x *machine = snd_soc_card_get_drvdata(card);
        struct tegra_aic326x_platform_data *pdata = machine->pdata;
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(rtd->cpu_dai);
+#endif
        int ret;
 
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       if (machine->codec_info[BASEBAND].i2s_id != -1)
+               i2s->is_dam_used = true;
+#endif
+
        if (machine->init_done)
                return 0;
 
        machine->init_done = true;
 
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       machine->pcard = card;
+#endif
+
        if (machine_is_whistler()) {
                machine->audio_reg = regulator_get(NULL, "avddio_audio");
                if (IS_ERR(machine->audio_reg)) {
@@ -808,6 +1108,7 @@ static struct snd_soc_dai_link tegra_aic326x_dai[] = {
                .cpu_dai_name = "tegra30-i2s.3",
 #endif
                .codec_dai_name = "dit-hifi",
+               .init = tegra_aic326x_init,
                .ops = &tegra_aic326x_bt_ops,
                },
        [DAI_LINK_VOICE_CALL] = {
@@ -841,7 +1142,7 @@ static __devinit int tegra_aic326x_driver_probe(struct platform_device *pdev)
        struct snd_soc_card *card = &snd_soc_tegra_aic326x;
        struct tegra_aic326x *machine;
        struct tegra_aic326x_platform_data *pdata;
-       int ret;
+       int ret, i;
 
        pdata = pdev->dev.platform_data;
        if (!pdata) {
@@ -875,9 +1176,24 @@ static __devinit int tegra_aic326x_driver_probe(struct platform_device *pdev)
        }
 #endif
 
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+       for (i = 0; i < NUM_I2S_DEVICES ; i++)
+               machine->codec_info[i].i2s_id = pdata->audio_port_id[i];
+
+       machine->codec_info[BASEBAND].rate = pdata->baseband_param.rate;
+       machine->codec_info[BASEBAND].channels = pdata->baseband_param.channels;
+
+       tegra_aic326x_dai[DAI_LINK_HIFI].cpu_dai_name =
+       tegra_i2s_dai_name[machine->codec_info[HIFI_CODEC].i2s_id];
+
+       tegra_aic326x_dai[DAI_LINK_BTSCO].cpu_dai_name =
+       tegra_i2s_dai_name[machine->codec_info[BT_SCO].i2s_id];
+#endif
+
        if(machine_is_tegra_enterprise()) {
                tegra_aic326x_dai[DAI_LINK_HIFI].codec_name = "aic3262-codec.0-0018";
                tegra_aic326x_dai[DAI_LINK_VOICE_CALL].codec_name = "aic3262-codec.0-0018";
+               tegra_aic326x_dai[DAI_LINK_VOICE_CALL].codec_dai_name = "aic3262-asi1";
        }
 
        ret = snd_soc_register_card(card);