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MLK-19573-3: ASoC: imx-ak4458: enable DSD playback 

Enable DSD playback.

Signed-off-by: Viorel Suman <viorel.suman@nxp.com>
(cherry picked from commit 351177200e66b980deae67b9d571d378f5b128a2)
pull/10/head
Viorel Suman 2018-09-17 09:35:18 +03:00 committed by Jason Liu
parent f54daa0a6f
commit 91ae9419ef
1 changed files with 10 additions and 3 deletions
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13
sound/soc/fsl/imx-ak4458.c
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@ -24,6 +24,7 @@
#include <sound/soc-dapm.h>
#include "fsl_sai.h"
#include "fsl_dsd.h"
struct imx_ak4458_data {
struct snd_soc_card card;
@ -148,18 +149,24 @@ static int imx_aif_hw_params(struct snd_pcm_substream *substream,
unsigned int channels = params_channels(params);
unsigned int fmt = SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS;
unsigned long mclk_freq;
bool is_dsd = fsl_is_dsd(params);
int ret, i;
if (data->tdm_mode) {
if (is_dsd) {
channels = 1;
data->slots = 1;
data->slot_width = params_width(params);
fmt |= SND_SOC_DAIFMT_PDM;
} else if (data->tdm_mode) {
data->slots = 8;
data->slot_width = 32;
fmt |= SND_SOC_DAIFMT_DSP_B;
} else {
data->slots = 2;
data->slot_width = params_physical_width(params);
fmt |= SND_SOC_DAIFMT_I2S;
}
fmt |= data->tdm_mode ? SND_SOC_DAIFMT_DSP_B : SND_SOC_DAIFMT_I2S;
ret = snd_soc_dai_set_fmt(cpu_dai, fmt);
if (ret) {
dev_err(dev, "failed to set cpu dai fmt: %d\n", ret);