Date: Sat, 25 May 2024 15:12:28 +0800
From: Xilin Wu <wuxilin123@...il.com>
To: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>, broonie@...nel.org
Cc: perex@...ex.cz, tiwai@...e.com, lgirdwood@...il.com,
 alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/4] ASoC: qcom: display port changes

Hi Srini,

On 2024/5/24 20:50, Srinivas Kandagatla wrote:
> Hi Xilin,
> 
> On 23/05/2024 05:09, Xilin Wu wrote:
>>>
>>> Srinivas Kandagatla (4):
>>>    ASoC: qcom: q6dsp: parse Display port tokens
>>>    ASoC: qcom: common: add Display port Jack function
>>>    ASoC: qcom: sc8280xp: add Display port Jack
>>>    ASoC: qcom: sm8250: fix a typo in function name
>>>
>>>   sound/soc/qcom/common.c         | 29 +++++++++++++++++++++++++++++
>>>   sound/soc/qcom/common.h         |  3 +++
>>>   sound/soc/qcom/qdsp6/topology.c | 26 ++++++++++++++++++++++++++
>>>   sound/soc/qcom/sc8280xp.c       | 14 ++++++++++++++
>>>   sound/soc/qcom/sm8250.c         |  4 ++--
>>>   5 files changed, 74 insertions(+), 2 deletions(-)
>>>
>>
>> Hi Srini,
>>
>> I tested this series on SM8550 with tplg in [1] and ucm in [2]. But 
>> the kernel output errors attached below. Headphone does work properly 
>> without DisplayPort in the ucm.
>>
>> What could be the possible cause of this? Is there any significant 
>> change from sc8280xp to sm8550?
>>
>> -- 
>> Thanks,
>> Xilin Wu
>>
>> [1] 
>> https://github.com/edk2-porting/audioreach-topology/blob/sakuramist/QCS8550-AYN-ODIN2.m4
>> [2] 
>> https://github.com/strongtz/alsa-ucm-conf/blob/odin2/ucm2/Qualcomm/sm8550/HiFi.conf
>>
>> [ 1552.313713] qcom-apm gprsvc:service:2:1: Error (1) Processing 
>> 0x01001000 cmd
>> [ 1552.313730] qcom-apm gprsvc:service:2:1: DSP returned error[1001000] 1
>> [ 1552.314455] qcom-apm gprsvc:service:2:1: Error (1) Processing 
> 
> Is the DP cable connected?

I'm sure that the cable is connected and I have desktop on external display.
If it's not connected, kernel gives the following error when using aplay:

hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at 
snd_soc_dai_hw_params on i2s-hifi: -22

> 
> if its not connected the dsp will throw this error.
> 
> due to this issue I did workaround this issue by modeling it as 
> conflicting device to Speaker in x13s ucm.
> 
> I see in your ucm setup its not the case.
> which is why you might be hitting this issue.
> 
> Can you try
> amixer -c 0 cset iface=MIXER,name='DISPLAY_PORT_RX_0 Audio Mixer 
> MultiMedia2' 1
> aplay -D plughw:0,1 some-wav-file.wav
> 
> both with and without display connected.
> 

aplay always gives the following error:

Playing WAVE 'Summer.wav' : Signed 16 bit Little Endian, Rate 44100 Hz, 
Stereo
aplay: set_params:1456: Unable to install hw params:
ACCESS:  RW_INTERLEAVED
FORMAT:  S16_LE
SUBFORMAT:  STD
SAMPLE_BITS: 16
FRAME_BITS: 32
CHANNELS: 2
RATE: 44100
PERIOD_TIME: (42666 42667)
PERIOD_SIZE: (1881 1882)
PERIOD_BYTES: (7524 7528)
PERIODS: (3 5)
BUFFER_TIME: (170657 170658)
BUFFER_SIZE: 7526
BUFFER_BYTES: 30104
TICK_TIME: 0

and kernel gives the following when display is connected:

[drm:dp_catalog_audio_config_sdp] sdp_cfg = 0x100066
[drm:dp_catalog_audio_config_sdp] sdp_cfg2 = 0x1b800004
[drm:dp_audio_hw_params] Header Byte 1: value = 0xce020000, parity_byte 
= 0xce
[drm:dp_audio_hw_params] Header Byte 2: value = 0x67010000, parity_byte 
= 0x0
[drm:dp_audio_hw_params] Header Byte 3: value = 0x67010000, parity_byte 
= 0x67
[drm:dp_audio_hw_params] Header Byte 1: value = 0x67010000, parity_byte 
= 0x67
[drm:dp_audio_hw_params] Header Byte 2: value = 0x33443517, parity_byte 
= 0x35
[drm:dp_audio_hw_params] Header Byte 3: value = 0x33443517, parity_byte 
= 0x33
[drm:dp_audio_hw_params] Header Byte 1: value = 0x84840000, parity_byte 
= 0x84
[drm:dp_audio_hw_params] Header Byte 2: value = 0x3344d71b, parity_byte 
= 0xd7
[drm:dp_audio_hw_params] Header Byte 3: value = 0x44, parity_byte = 0x33
[drm:dp_audio_hw_params] Header Byte 1: value = 0xd8050000, parity_byte 
= 0xd8
[drm:dp_audio_hw_params] Header Byte 2: value = 0x4b0f, parity_byte = 0x4b
[drm:dp_audio_hw_params] Header Byte 3: value = 0x4b0f, parity_byte = 0x0
[drm:dp_audio_hw_params] Header Byte 1: value = 0x71060000, parity_byte 
= 0x71
[drm:dp_audio_hw_params] Header Byte 2: value = 0x4b0f, parity_byte = 0x4b
[drm:dp_catalog_audio_config_acr] select: 0x3, acr_ctrl: 0x80004130
[drm:dp_catalog_audio_sfe_level] mainlink_level = 0xa08, 
safe_to_exit_level = 0x8
[drm:dp_catalog_audio_enable] dp_audio_cfg = 0xc1
qcom-apm gprsvc:service:2:1: Error (1) Processing 0x01001006 cmd
qcom-apm gprsvc:service:2:1: DSP returned error[1001006] 1
qcom-apm gprsvc:service:2:1: Error (1) Processing 0x01001006 cmd
qcom-apm gprsvc:service:2:1: DSP returned error[1001006] 1
qcom-apm gprsvc:service:2:1: Error (1) Processing 0x01001001 cmd
qcom-apm gprsvc:service:2:1: DSP returned error[1001001] 1
q6apm-lpass-dais 30000000.remoteproc:glink-edge:gpr:service@1:bedais: 
Failed to prepare Graph -22
q6apm-lpass-dais 30000000.remoteproc:glink-edge:gpr:service@1:bedais: 
ASoC: error at snd_soc_pcm_dai_prepare on DISPLAY_PORT_RX_0: -22
[drm:dp_catalog_audio_enable] dp_audio_cfg = 0xc0

> 
> --srini
> 
> 
> 
>> 0x01001006 cmd
>> [ 1552.314463] qcom-apm gprsvc:service:2:1: DSP returned error[1001006] 1
>> [ 1552.315496] qcom-apm gprsvc:service:2:1: Error (1) Processing 
>> 0x01001006 cmd
>> [ 1552.315506] qcom-apm gprsvc:service:2:1: DSP returned error[1001006] 1
>> [ 1552.316033] qcom-apm gprsvc:service:2:1: Error (1) Processing 
>> 0x01001001 cmd
>> [ 1552.316042] qcom-apm gprsvc:service:2:1: DSP returned error[1001001] 1
>> [ 1552.316045] q6apm-lpass-dais 
>> 30000000.remoteproc:glink-edge:gpr:service@1:bedais: Failed to prepare 
>> Graph -22
>> [ 1552.316047] q6apm-lpass-dais 
>> 30000000.remoteproc:glink-edge:gpr:service@1:bedais: ASoC: error at 
>> snd_soc_pcm_dai_prepare on DISPLAY_PORT_RX_0: -22

-- 
Thanks,
Xilin Wu

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