Re: [PATCH 3/4] ASoC: SOF: Adding amd HS functionality to the sof core

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Il 13/09/22 16:43, V sujith kumar Reddy ha scritto:
Add I2S HS control instance to the sof core.
This will help the amd topology to use the I2S HS Dai.

Signed-off-by: V sujith kumar Reddy <Vsujithkumar.Reddy@xxxxxxx>

Hello,

Since this patch was merged, SoundOpenFirmware stopped working on MediaTek MT8195,
as it fails on DAI component creation (firmware side)... check below...

---
  include/sound/sof/dai.h       |  2 ++
  sound/soc/sof/ipc3-pcm.c      |  9 +++++++++
  sound/soc/sof/ipc3-topology.c | 33 +++++++++++++++++++++++++++++++++
  sound/soc/sof/topology.c      |  1 +
  4 files changed, 45 insertions(+)

diff --git a/include/sound/sof/dai.h b/include/sound/sof/dai.h
index 21d98f31a9ca..83fd81c82e4c 100644
--- a/include/sound/sof/dai.h
+++ b/include/sound/sof/dai.h
@@ -84,6 +84,7 @@ enum sof_ipc_dai_type {
  	SOF_DAI_AMD_BT,			/**< AMD ACP BT*/
  	SOF_DAI_AMD_SP,			/**< AMD ACP SP */
  	SOF_DAI_AMD_DMIC,		/**< AMD ACP DMIC */
+	SOF_DAI_AMD_HS,			/**< Amd HS */
  	SOF_DAI_MEDIATEK_AFE,		/**< Mediatek AFE */

Adding SOF_DAI_AMD_HS before SOF_DAI_MEDIATEK_AFE desynced this enumeration
so the DAI type is now 11 and not 10 anymore, leading to a failure in firmware
at IPC3 helper function `dai_get()`, as when `dai_find_type()` is called, the
DAI type that the firmware expects doesn't match with the one that gets sent
in the request message from the kernel.

As a local test, I tried moving SOF_DAI_AMD_HS after SOF_DAI_MEDIATEK_AFE and
this has restored full functionality on my MT8195 platform (Tomato Chromebook).

If SOF is supposed to guarantee backwards compatibility (and I believe it is),
this commit breaks that.

I would be tempted to send a commit that moves SOF_DAI_AMD_HS to the end, but
that would break the already compiled firmware for AMD platforms, so I am not
sure how to proceed.

So... how can we solve that?
Any ideas?

P.S.: Sharing some logs at the end of this email, just for completeness.

Best regards,
Angelo




.. Relevant firmware and kernel trace/debug log lines ..

Log from Xtensa DSP:
[ 828266.737921] ( 3.125000) c0 ipc src/ipc/ipc3/handler.c:1579 INFO ipc: new cmd 0x30010000 [ 828273.404587] ( 6.666667) c0 component src/ipc/ipc3/helper.c:296 INFO comp new dai <c2b00d27-ffbc-4150-a51a-245c79c5e54b> type 2 id 4.22 [ 828284.342087] ( 10.937500) c0 dai src/audio/dai.c:177 ERROR dai_new(): dai_get() failed to create DAI. [ 828291.321253] ( 6.979167) c0 dai src/ipc/ipc3/helper.c:303 ERROR comp_new(): unable to create the new component [ 828295.383753] ( 4.062500) c0 ipc src/ipc/ipc3/helper.c:624 ERROR ipc_comp_new(): component cd = NULL [ 828299.654586] ( 4.270833) c0 ipc src/ipc/ipc3/handler.c:1248 ERROR ipc: pipe 4 comp 22 creation failed -22


Kernel log:
[ 15.011677] sof-audio-of-mt8195 10803000.dsp: request_firmware mediatek/sof/sof-mt8195.ri successful
...............
[   15.021452] sof-audio-of-mt8195 10803000.dsp: Firmware info: version 2:0:0-df141
[   15.039661] sof-audio-of-mt8195 10803000.dsp: Firmware: ABI 3:21:0 Kernel ABI 3:23:0
[ 15.039663] sof-audio-of-mt8195 10803000.dsp: found sof_ext_man header type 2 size 0x70 [ 15.039665] sof-audio-of-mt8195 10803000.dsp: Firmware info: used compiler XCC 12:0:8 <RI-2019.1-linux> used optimization flags -O2

...........

[   15.107660] sof-audio-of-mt8195 10803000.dsp: Firmware: DBG_ABI 5:3:0
[   15.292019] sof-audio-of-mt8195 10803000.dsp: booting DSP firmware
[   15.292025] sof-audio-of-mt8195 10803000.dsp: HIFIxDSP boot from base : 0x40000000
[   15.297257] sof-audio-of-mt8195 10803000.dsp: ipc rx: 0x70000000: FW_READY
[ 15.363305] sof-audio-of-mt8195 10803000.dsp: DSP is ready 0x70000000 offset 0x800000
[   15.363319] sof-audio-of-mt8195 10803000.dsp: Firmware info: version 2:0:0-df141
[   15.383651] sof-audio-of-mt8195 10803000.dsp: Firmware: ABI 3:21:0 Kernel ABI 3:23:0

............

[   16.336460] sof-audio-of-mt8195 10803000.dsp: loaded host PCM16P
[   16.336461] sof-audio-of-mt8195 10803000.dsp:  config: periods snk 2 src 0 fmt 0
[ 16.336466] sof-audio-of-mt8195 10803000.dsp: ipc tx: 0x30100000: GLB_TPLG_MSG: PIPE_NEW [ 16.336603] sof-audio-of-mt8195 10803000.dsp: widget PIPELINE.4.AFE3.IN setup complete [ 16.336607] sof-audio-of-mt8195 10803000.dsp: ipc tx: 0x30010000: GLB_TPLG_MSG: COMP_NEW [ 16.336663] sof-audio-of-mt8195 10803000.dsp: ipc tx error for 0x30010000 (msg/reply size: 96/20): -22
[   16.336665] sof-audio-of-mt8195 10803000.dsp: Failed to setup widget AFE3.IN
[ 16.336670] sof-audio-of-mt8195 10803000.dsp: ipc tx: 0x30110000: GLB_TPLG_MSG: PIPE_FREE
[   16.336778] sof-audio-of-mt8195 10803000.dsp: widget PIPELINE.4.AFE3.IN freed
[   16.336887] sof-audio-of-mt8195 10803000.dsp: error: tplg component load failed -22
[   16.336899] sof-audio-of-mt8195 10803000.dsp: error: failed to load DSP topology -22
[ 16.336900] sof-audio-of-mt8195 10803000.dsp: ASoC: error at snd_soc_component_probe on 10803000.dsp: -22
[   16.336983] mt8195_mt6359 mt8195-sound: ASoC: failed to instantiate card -22
[   16.340339] mt8195_mt6359: probe of mt8195-sound failed with error -22



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