module reload cause PCM name error on UP^2 with sof-apl-pcm512x.tplg

[zhuqingliang]

System Environment:
sof-dev: 9b33dfa
sof: 20204a9
soft: 2abbfc0
using topology/sof-apl-pcm512x.tplg

reproduce steps:
rmmod sof_pci_dev
rmmod snd_sof_nocodec
rmmod snd_sof_intel_byt
rmmod snd_sof_intel_hda_common
rmmod snd_sof
modprobe sof_pci_dev
aplay -l :
**** List of PLAYBACK Hardware Devices ****
card 0: sofsofsofsofsof [sof-sof-sof-sof-sof-sof-sof-sof], device 0: Port5 (*) []
Subdevices: 1/1
Subdevice #0: subdevice #0

log:
dmesg.log
rmbox.log
rmbox-t.log

[plbossart]

what is the name error? The prefix? If yes I believe this is handled in one of Liam's upstream patches, would need to be back-ported. will look into this.

[jocelyn-li]

@zhuqingliang Can you address Pierre's questions?

[zhuqingliang]

aplay -l :
**** List of PLAYBACK Hardware Devices ****
card 0: sofsofsofsofsof [sof-sof-sof-sof-sof-sof-sof-sof], device 0: Port5 (*) []

[plbossart]

can you retry this, this should be gone now that Liam's upstream patches are in topic/sof-dev.

[ZhendanYang]

Can't reproduce on latest code base.
kernel : sof-dev 64cf3e3
firmware : stable1.2 f883691
sof tool : d77beaf