[BUG][MTL] S0ix long run failure - timed out for 0x47000000 then kernel oops on page fault

[kv2019i]

Branched the kernel part of thesofproject/sof#7866 here:

We see this error reported in multiple scenario:
One was long run S0ix testing.

[  352.971033] sof-audio-pci-intel-mtl 0000:00:1f.3: ipc timed out for 0x47000000|0x0
[  352.979537] sof-audio-pci-intel-mtl 0000:00:1f.3: ------------[ IPC dump start ]------------
[  352.988991] sof-audio-pci-intel-mtl 0000:00:1f.3: Host IPC initiator: 0xc7000000|0x0|0x0, target: 0x67000000|0x0|0x0, ctl: 0x3
[  353.001735] sof-audio-pci-intel-mtl 0000:00:1f.3: ------------[ IPC dump end ]------------
[  353.010979] sof-audio-pci-intel-mtl 0000:00:1f.3: ------------[ DSP dump start ]------------
[  353.020423] sof-audio-pci-intel-mtl 0000:00:1f.3: IPC timeout
[  353.026868] sof-audio-pci-intel-mtl 0000:00:1f.3: fw_state: SOF_FW_BOOT_COMPLETE (7)
[  353.035552] sof-audio-pci-intel-mtl 0000:00:1f.3: ROM status: 0xffffffff, ROM error: 0xffffffff
[  353.045287] sof-audio-pci-intel-mtl 0000:00:1f.3: ROM debug status: 0x50000005, ROM debug error: 0x0
[  353.055497] sof-audio-pci-intel-mtl 0000:00:1f.3: ROM feature bit not enabled
[  353.063477] sof-audio-pci-intel-mtl 0000:00:1f.3: ------------[ DSP dump end ]------------
[  353.072721] sof-audio-pci-intel-mtl 0000:00:1f.3: ctx_save IPC error: -110, proceeding with suspend
[  689.764439] sof-audio-pci-intel-mtl 0000:00:1f.3: GAIN (UUID: 61BCA9A8-18D0-4A18-8E7B-2639219804B7): No CPC match in the firmware file's manifest (ibs/obs: 768/768)
[  692.922594] sof-audio-pci-intel-mtl 0000:00:1f.3: ipc timed out for 0x47000000|0x0
[  692.931113] sof-audio-pci-intel-mtl 0000:00:1f.3: ------------[ IPC dump start ]------------
[  692.940571] sof-audio-pci-intel-mtl 0000:00:1f.3: Host IPC initiator: 0xc7000000|0x0|0x0, target: 0x67000000|0x0|0x0, ctl: 0x3
[  692.953325] sof-audio-pci-intel-mtl 0000:00:1f.3: ------------[ IPC dump end ]------------
[  692.962576] sof-audio-pci-intel-mtl 0000:00:1f.3: ------------[ DSP dump start ]---------

cc:

• [BUG][MTL] S0ix long run failure, Firmware boot failure due to timeout (ROM status: 0x50000005, ROM error: 0x0) sof#7866
• [BUG][MTL] HD-Audio playback IO error on Speakers sof#7990
• [mtl-005] pipeline: Ignore CPC value and use always the safe maximum sof#8007
• pipeline: register KCPS consumption and enable dynamic clock control sof#8019
• [BUG][MTL-005.0.3] ipc timedout on killing speaker pipeline aplay sof#8028

[mengdonglin]

PR #4617 is a fix for this issue.