linux-kernel - Re: [PATCH v2 0/4] ASoC: qcom: display port changes

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Date: Sat, 8 Jun 2024 19:41:11 +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



On 2024/6/6 17:18, Srinivas Kandagatla wrote:
> Hi Xilin
> 
> On 25/05/2024 08:12, Xilin Wu wrote:
>> 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] 
> 
> For sm8550 you would need this patch for tplg
> 
> https://git.codelinaro.org/krzysztof.kozlowski/audioreach-topology/-/commit/d8ef47bc85700a7cdfabee5e06808d9f359b0a26
> 
> can you try this as the Container CAP Id changed for platforms from sm8550.
> 
> Kryzstof verified Display port tplg and these patches on x1e80100.
> 

That exactly solved the previous problem, thanks!

Hot-unplugging type-c caused `fail to close APM port` error, and DP 
audio will no longer work after that. But I guess that would be another 
issue anyway :)

-- 
Thanks,
Xilin Wu

> 
> thanks,
> srini
> 
>>>> 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
>>