snd_pcm_open_substream -- EXIT
snd_pcm_open -- EXIT
snd_pcm_playback_open -- EXIT
snd_pcm_hw_refine -- snd_pcm_hw_params+0x74/0x374: subdevice #0
snd_pcm_hw_refine -- snd_pcm_hw_param_first+0xf4/0x1c0: subdevice #0
snd_pcm_hw_refine -- snd_pcm_hw_param_first+0xf4/0x1c0: subdevice #0
imx_cs42888_surround_hw_params -- soc_pcm_hw_params+0x13c/0x464
fsl_esai_set_dai_sysclk -- snd_soc_dai_set_sysclk+0x38/0x7c, dir:1 f:24576000
fsl_esai_set_dai_tdm_slot -- snd_soc_dai_set_tdm_slot+0x30/0x40, slot_width:16, slots:2
fsl_esai_hw_params -- soc_pcm_hw_params+0x194/0x464 : bclk:1536000, p_rat:48000, slot_w:16, slots:2
fsl_esai_set_bclk -- soc_pcm_hw_params+0x194/0x464, tx, 1536000
Playing sample: 2 ch, 48000 hz, 16 bit

..

snd_pcm_open_substream -- EXIT
snd_pcm_open -- EXIT
snd_pcm_hw_refine -- snd_pcm_hw_params+0x74/0x374: subdevice #0
snd_pcm_hw_refine -- snd_pcm_hw_param_first+0xf4/0x1c0: subdevice #0
snd_pcm_hw_refine -- snd_pcm_hw_param_first+0xf4/0x1c0: subdevice #0
imx_cs42888_surround_hw_params -- soc_pcm_hw_params+0x13c/0x464
fsl_esai_set_dai_sysclk -- snd_soc_dai_set_sysclk+0x38/0x7c, dir:1 f:24576000
fsl_esai_set_dai_tdm_slot -- snd_soc_dai_set_tdm_slot+0x30/0x40, slot_width:16, slots:2
fsl_esai_hw_params -- soc_pcm_hw_params+0x194/0x464 : bclk:1536000, p_rat:48000, slot_w:16, slots:2
fsl_esai_set_bclk -- soc_pcm_hw_params+0x194/0x464, rx, 1536000
Capturing sample: 2 ch, 48000 hz, 16 bit