Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 2385e468 authored by Satya Krishna Pindiproli's avatar Satya Krishna Pindiproli Committed by Gerrit - the friendly Code Review server
Browse files

ASoC: msm8976: support multichannel playback over proxy port 



Add kcontrol to allow configuration of the proxy port up to eight
channels. This is to support multichannel playback over proxy
port in 8976.

Change-Id: I5646bcbb7a594d8d42c8ef32c3309c40eddfadd4
Signed-off-by: default avatarSatya Krishna Pindiproli <satyak@codeaurora.org>
parent 64ac3318

sound/soc/msm/msm8952-slimbus.c

+23 −0
Original line number Diff line number Diff line
@@ -869,6 +869,24 @@ static int msm_btsco_rate_put(struct snd_kcontrol *kcontrol, 
	return 0;

}



static int msm_proxy_rx_ch_get(struct snd_kcontrol *kcontrol,

				struct snd_ctl_elem_value *ucontrol)

{

	pr_debug("%s: msm_proxy_rx_ch = %d\n", __func__,

						msm_proxy_rx_ch);

	ucontrol->value.integer.value[0] = msm_proxy_rx_ch - 1;

	return 0;

}



static int msm_proxy_rx_ch_put(struct snd_kcontrol *kcontrol,

				struct snd_ctl_elem_value *ucontrol)

{

	msm_proxy_rx_ch = ucontrol->value.integer.value[0] + 1;

	pr_debug("%s: msm_proxy_rx_ch = %d\n", __func__,

						msm_proxy_rx_ch);

	return 1;

}



static const char *const spk_function[] = {"Off", "On"};

static const char *const slim0_rx_ch_text[] = {"One", "Two"};

static const char *const slim0_tx_ch_text[] = {"One", "Two", "Three", "Four",
@@ -882,6 +900,8 @@ static const char *const slim5_rx_ch_text[] = {"One", "Two"}; 
static char const *slim5_rx_sample_rate_text[] = {"KHZ_48", "KHZ_96",

	"KHZ_192", "KHZ_44P1"};

static char const *slim5_rx_bit_format_text[] = {"S16_LE", "S24_LE"};

static const char *const proxy_rx_ch_text[] = {"One", "Two", "Three", "Four",

	"Five", "Six", "Seven", "Eight"};



static const struct soc_enum msm_snd_enum[] = {

	SOC_ENUM_SINGLE_EXT(2, spk_function),
@@ -893,6 +913,7 @@ static const struct soc_enum msm_snd_enum[] = { 
	SOC_ENUM_SINGLE_EXT(4, slim5_rx_sample_rate_text),

	SOC_ENUM_SINGLE_EXT(2, slim5_rx_bit_format_text),

	SOC_ENUM_SINGLE_EXT(2, slim5_rx_ch_text),

	SOC_ENUM_SINGLE_EXT(8, proxy_rx_ch_text),

};



static const char *const btsco_rate_text[] = {"BTSCO_RATE_8KHZ",
@@ -930,6 +951,8 @@ static const struct snd_kcontrol_new msm_snd_controls[] = { 
			slim0_tx_bit_format_get, slim0_tx_bit_format_put),

	SOC_ENUM_EXT("Internal BTSCO SampleRate", msm_btsco_enum[0],

		     msm_btsco_rate_get, msm_btsco_rate_put),

	SOC_ENUM_EXT("PROXY_RX Channels", msm_snd_enum[9],

			msm_proxy_rx_ch_get, msm_proxy_rx_ch_put),

};



int msm_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,