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Commit 83a370dc authored by Banajit Goswami's avatar Banajit Goswami
Browse files

asoc: kona: add back support for Slimbus 7 for BT use cases



BT use cases on Kona target uses Slimbus 7 ports. Add back
support for Slimbus 7 port for BT.

Change-Id: Iaa5128738106fdafabe84831237947c3880de214
Signed-off-by: default avatarBanajit Goswami <bgoswami@codeaurora.org>
parent 0b1af544
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+251 −0
Original line number Diff line number Diff line
@@ -131,6 +131,15 @@ enum {
	CDC_DMA_TX_MAX,
};

enum {
	SLIM_RX_7 = 0,
	SLIM_RX_MAX,
};
enum {
	SLIM_TX_7 = 0,
	SLIM_TX_MAX,
};

struct msm_asoc_mach_data {
	struct snd_info_entry *codec_root;
	int usbc_en2_gpio; /* used by gpio driver API */
@@ -171,6 +180,15 @@ struct dev_config {
	u32 channels;
};

/* Default configuration of slimbus channels */
static struct dev_config slim_rx_cfg[] = {
	[SLIM_RX_7] = {SAMPLING_RATE_8KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
};

static struct dev_config slim_tx_cfg[] = {
	[SLIM_TX_7] = {SAMPLING_RATE_8KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
};

/* Default configuration of external display BE */
static struct dev_config ext_disp_rx_cfg[] = {
	[EXT_DISP_RX_IDX_DP] =   {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 2},
@@ -393,6 +411,15 @@ static char const *ext_disp_bit_format_text[] = {"S16_LE", "S24_LE",
static char const *ext_disp_sample_rate_text[] = {"KHZ_48", "KHZ_96",
						"KHZ_192", "KHZ_32", "KHZ_44P1",
						"KHZ_88P2", "KHZ_176P4"};
static char const *bt_sample_rate_text[] = {"KHZ_8", "KHZ_16",
					"KHZ_44P1", "KHZ_48",
					"KHZ_88P2", "KHZ_96"};
static char const *bt_sample_rate_rx_text[] = {"KHZ_8", "KHZ_16",
					"KHZ_44P1", "KHZ_48",
					"KHZ_88P2", "KHZ_96"};
static char const *bt_sample_rate_tx_text[] = {"KHZ_8", "KHZ_16",
					"KHZ_44P1", "KHZ_48",
					"KHZ_88P2", "KHZ_96"};

static SOC_ENUM_SINGLE_EXT_DECL(usb_rx_sample_rate, usb_sample_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(usb_tx_sample_rate, usb_sample_rate_text);
@@ -496,6 +523,9 @@ static SOC_ENUM_SINGLE_EXT_DECL(ext_disp_rx_chs, ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(ext_disp_rx_format, ext_disp_bit_format_text);
static SOC_ENUM_SINGLE_EXT_DECL(ext_disp_rx_sample_rate,
				ext_disp_sample_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(bt_sample_rate, bt_sample_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(bt_sample_rate_rx, bt_sample_rate_rx_text);
static SOC_ENUM_SINGLE_EXT_DECL(bt_sample_rate_tx, bt_sample_rate_tx_text);

static bool is_initial_boot;
static bool codec_reg_done;
@@ -2783,6 +2813,204 @@ static int msm_cdc_dma_get_idx_from_beid(int32_t be_id)
	return idx;
}

static int msm_bt_sample_rate_get(struct snd_kcontrol *kcontrol,
				  struct snd_ctl_elem_value *ucontrol)
{
	/*
	 * Slimbus_7_Rx/Tx sample rate values should always be in sync (same)
	 * when used for BT_SCO use case. Return either Rx or Tx sample rate
	 * value.
	 */
	switch (slim_rx_cfg[SLIM_RX_7].sample_rate) {
	case SAMPLING_RATE_96KHZ:
		ucontrol->value.integer.value[0] = 5;
		break;
	case SAMPLING_RATE_88P2KHZ:
		ucontrol->value.integer.value[0] = 4;
		break;
	case SAMPLING_RATE_48KHZ:
		ucontrol->value.integer.value[0] = 3;
		break;
	case SAMPLING_RATE_44P1KHZ:
		ucontrol->value.integer.value[0] = 2;
		break;
	case SAMPLING_RATE_16KHZ:
		ucontrol->value.integer.value[0] = 1;
		break;
	case SAMPLING_RATE_8KHZ:
	default:
		ucontrol->value.integer.value[0] = 0;
		break;
	}
	pr_debug("%s: sample rate = %d\n", __func__,
		 slim_rx_cfg[SLIM_RX_7].sample_rate);

	return 0;
}

static int msm_bt_sample_rate_put(struct snd_kcontrol *kcontrol,
				  struct snd_ctl_elem_value *ucontrol)
{
	switch (ucontrol->value.integer.value[0]) {
	case 1:
		slim_rx_cfg[SLIM_RX_7].sample_rate = SAMPLING_RATE_16KHZ;
		slim_tx_cfg[SLIM_TX_7].sample_rate = SAMPLING_RATE_16KHZ;
		break;
	case 2:
		slim_rx_cfg[SLIM_RX_7].sample_rate = SAMPLING_RATE_44P1KHZ;
		slim_tx_cfg[SLIM_TX_7].sample_rate = SAMPLING_RATE_44P1KHZ;
		break;
	case 3:
		slim_rx_cfg[SLIM_RX_7].sample_rate = SAMPLING_RATE_48KHZ;
		slim_tx_cfg[SLIM_TX_7].sample_rate = SAMPLING_RATE_48KHZ;
		break;
	case 4:
		slim_rx_cfg[SLIM_RX_7].sample_rate = SAMPLING_RATE_88P2KHZ;
		slim_tx_cfg[SLIM_TX_7].sample_rate = SAMPLING_RATE_88P2KHZ;
		break;
	case 5:
		slim_rx_cfg[SLIM_RX_7].sample_rate = SAMPLING_RATE_96KHZ;
		slim_tx_cfg[SLIM_TX_7].sample_rate = SAMPLING_RATE_96KHZ;
		break;
	case 0:
	default:
		slim_rx_cfg[SLIM_RX_7].sample_rate = SAMPLING_RATE_8KHZ;
		slim_tx_cfg[SLIM_TX_7].sample_rate = SAMPLING_RATE_8KHZ;
		break;
	}
	pr_debug("%s: sample rates: slim7_rx = %d, slim7_tx = %d, value = %d\n",
		 __func__,
		 slim_rx_cfg[SLIM_RX_7].sample_rate,
		 slim_tx_cfg[SLIM_TX_7].sample_rate,
		 ucontrol->value.enumerated.item[0]);

	return 0;
}

static int msm_bt_sample_rate_rx_get(struct snd_kcontrol *kcontrol,
				     struct snd_ctl_elem_value *ucontrol)
{
	switch (slim_rx_cfg[SLIM_RX_7].sample_rate) {
	case SAMPLING_RATE_96KHZ:
		ucontrol->value.integer.value[0] = 5;
		break;
	case SAMPLING_RATE_88P2KHZ:
		ucontrol->value.integer.value[0] = 4;
		break;
	case SAMPLING_RATE_48KHZ:
		ucontrol->value.integer.value[0] = 3;
		break;
	case SAMPLING_RATE_44P1KHZ:
		ucontrol->value.integer.value[0] = 2;
		break;
	case SAMPLING_RATE_16KHZ:
		ucontrol->value.integer.value[0] = 1;
		break;
	case SAMPLING_RATE_8KHZ:
	default:
		ucontrol->value.integer.value[0] = 0;
		break;
	}
	pr_debug("%s: sample rate rx = %d\n", __func__,
		 slim_rx_cfg[SLIM_RX_7].sample_rate);

	return 0;
}

static int msm_bt_sample_rate_rx_put(struct snd_kcontrol *kcontrol,
				     struct snd_ctl_elem_value *ucontrol)
{
	switch (ucontrol->value.integer.value[0]) {
	case 1:
		slim_rx_cfg[SLIM_RX_7].sample_rate = SAMPLING_RATE_16KHZ;
		break;
	case 2:
		slim_rx_cfg[SLIM_RX_7].sample_rate = SAMPLING_RATE_44P1KHZ;
		break;
	case 3:
		slim_rx_cfg[SLIM_RX_7].sample_rate = SAMPLING_RATE_48KHZ;
		break;
	case 4:
		slim_rx_cfg[SLIM_RX_7].sample_rate = SAMPLING_RATE_88P2KHZ;
		break;
	case 5:
		slim_rx_cfg[SLIM_RX_7].sample_rate = SAMPLING_RATE_96KHZ;
		break;
	case 0:
	default:
		slim_rx_cfg[SLIM_RX_7].sample_rate = SAMPLING_RATE_8KHZ;
		break;
	}
	pr_debug("%s: sample rate: slim7_rx = %d, value = %d\n",
		 __func__,
		 slim_rx_cfg[SLIM_RX_7].sample_rate,
		 ucontrol->value.enumerated.item[0]);

	return 0;
}

static int msm_bt_sample_rate_tx_get(struct snd_kcontrol *kcontrol,
				     struct snd_ctl_elem_value *ucontrol)
{
	switch (slim_tx_cfg[SLIM_TX_7].sample_rate) {
	case SAMPLING_RATE_96KHZ:
		ucontrol->value.integer.value[0] = 5;
		break;
	case SAMPLING_RATE_88P2KHZ:
		ucontrol->value.integer.value[0] = 4;
		break;
	case SAMPLING_RATE_48KHZ:
		ucontrol->value.integer.value[0] = 3;
		break;
	case SAMPLING_RATE_44P1KHZ:
		ucontrol->value.integer.value[0] = 2;
		break;
	case SAMPLING_RATE_16KHZ:
		ucontrol->value.integer.value[0] = 1;
		break;
	case SAMPLING_RATE_8KHZ:
	default:
		ucontrol->value.integer.value[0] = 0;
		break;
	}
	pr_debug("%s: sample rate tx = %d\n", __func__,
		 slim_tx_cfg[SLIM_TX_7].sample_rate);

	return 0;
}

static int msm_bt_sample_rate_tx_put(struct snd_kcontrol *kcontrol,
				     struct snd_ctl_elem_value *ucontrol)
{
	switch (ucontrol->value.integer.value[0]) {
	case 1:
		slim_tx_cfg[SLIM_TX_7].sample_rate = SAMPLING_RATE_16KHZ;
		break;
	case 2:
		slim_tx_cfg[SLIM_TX_7].sample_rate = SAMPLING_RATE_44P1KHZ;
		break;
	case 3:
		slim_tx_cfg[SLIM_TX_7].sample_rate = SAMPLING_RATE_48KHZ;
		break;
	case 4:
		slim_tx_cfg[SLIM_TX_7].sample_rate = SAMPLING_RATE_88P2KHZ;
		break;
	case 5:
		slim_tx_cfg[SLIM_TX_7].sample_rate = SAMPLING_RATE_96KHZ;
		break;
	case 0:
	default:
		slim_tx_cfg[SLIM_TX_7].sample_rate = SAMPLING_RATE_8KHZ;
		break;
	}
	pr_debug("%s: sample rate: slim7_tx = %d, value = %d\n",
		 __func__,
		 slim_tx_cfg[SLIM_TX_7].sample_rate,
		 ucontrol->value.enumerated.item[0]);

	return 0;
}

static const struct snd_kcontrol_new msm_int_snd_controls[] = {
	SOC_ENUM_EXT("WSA_CDC_DMA_RX_0 Channels", wsa_cdc_dma_rx_0_chs,
			cdc_dma_rx_ch_get, cdc_dma_rx_ch_put),
@@ -3062,6 +3290,15 @@ static const struct snd_kcontrol_new msm_common_snd_controls[] = {
	SOC_ENUM_EXT("Display Port RX SampleRate", ext_disp_rx_sample_rate,
			ext_disp_rx_sample_rate_get,
			ext_disp_rx_sample_rate_put),
	SOC_ENUM_EXT("BT SampleRate", bt_sample_rate,
			msm_bt_sample_rate_get,
			msm_bt_sample_rate_put),
	SOC_ENUM_EXT("BT SampleRate RX", bt_sample_rate_rx,
			msm_bt_sample_rate_rx_get,
			msm_bt_sample_rate_rx_put),
	SOC_ENUM_EXT("BT SampleRate TX", bt_sample_rate_tx,
			msm_bt_sample_rate_tx_get,
			msm_bt_sample_rate_tx_put),
};

static const struct snd_kcontrol_new msm_snd_controls[] = {
@@ -3327,6 +3564,20 @@ static int msm_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
		channels->min = channels->max = msm_vi_feed_tx_ch;
		break;

	case MSM_BACKEND_DAI_SLIMBUS_7_RX:
		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
				slim_rx_cfg[SLIM_RX_7].bit_format);
		rate->min = rate->max = slim_rx_cfg[SLIM_RX_7].sample_rate;
		channels->min = channels->max =
			slim_rx_cfg[SLIM_RX_7].channels;
		break;

	case MSM_BACKEND_DAI_SLIMBUS_7_TX:
		rate->min = rate->max = slim_tx_cfg[SLIM_TX_7].sample_rate;
		channels->min = channels->max =
			slim_tx_cfg[SLIM_TX_7].channels;
		break;

	default:
		rate->min = rate->max = SAMPLING_RATE_48KHZ;
		break;