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ASoC: amd: dma driver changes for bt i2s instance

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With in ACP, There are three I2S controllers can be
configured/enabled ( I2S SP, I2S MICSP, I2S BT).
Default enabled I2S controller instance is I2S SP.
This patch provides required changes to support I2S BT
controller Instance.

Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Mukunda, Vijendar
2018-05-08 10:17:53 +05:30
committed by Mark Brown
parent 839a12c799
commit ccfbb4f572
3 changed files with 263 additions and 57 deletions
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24
sound/soc/amd/acp-da7219-max98357a.c
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@@ -36,6 +36,7 @@
#include <linux/input.h>
#include <linux/acpi.h>
#include "acp.h"
#include "../codecs/da7219.h"
#include "../codecs/da7219-aad.h"
@@ -44,6 +45,7 @@
static struct snd_soc_jack cz_jack;
static struct clk *da7219_dai_clk;
extern int bt_uart_enable;
static int cz_da7219_init(struct snd_soc_pcm_runtime *rtd)
{
@@ -132,6 +134,9 @@ static const struct snd_pcm_hw_constraint_list constraints_channels = {
static int cz_da7219_startup(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
/*
* On this platform for PCM device we support stereo
@@ -143,6 +148,7 @@ static int cz_da7219_startup(struct snd_pcm_substream *substream)
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
&constraints_rates);
machine->i2s_instance = I2S_BT_INSTANCE;
return da7219_clk_enable(substream);
}
@@ -153,6 +159,11 @@ static void cz_da7219_shutdown(struct snd_pcm_substream *substream)
static int cz_max_startup(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
machine->i2s_instance = I2S_SP_INSTANCE;
return da7219_clk_enable(substream);
}
@@ -163,6 +174,11 @@ static void cz_max_shutdown(struct snd_pcm_substream *substream)
static int cz_dmic_startup(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
machine->i2s_instance = I2S_SP_INSTANCE;
return da7219_clk_enable(substream);
}
@@ -266,10 +282,16 @@ static int cz_probe(struct platform_device *pdev)
{
int ret;
struct snd_soc_card *card;
struct acp_platform_info *machine;
machine = devm_kzalloc(&pdev->dev, sizeof(struct acp_platform_info),
GFP_KERNEL);
if (!machine)
return -ENOMEM;
card = &cz_card;
cz_card.dev = &pdev->dev;
platform_set_drvdata(pdev, card);
snd_soc_card_set_drvdata(card, machine);
ret = devm_snd_soc_register_card(&pdev->dev, &cz_card);
if (ret) {
dev_err(&pdev->dev,
@@ -277,6 +299,8 @@ static int cz_probe(struct platform_device *pdev)
cz_card.name, ret);
return ret;
}
bt_uart_enable = !device_property_read_bool(&pdev->dev,
"bt-pad-enable");
return 0;
}