Re: [RFC WIP PATCH] venus: add qcom,no-low-power property

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On 10/04/2024 15:14, Bryan O'Donoghue wrote:

> On 10/04/2024 13:23, Marc Gonzalez wrote:
>
>> FWIW, I get the same behavior with 854x480 and 2560x1440:
>>
>> 1) If mpv runs with '--length=N' (play only part of the file)
>> then mpv exits cleanly, with no kernel messages.
> 
> On -next ?
> 
> I think you mentioned before you were doing your work on an older kernel 
> and forward porting patches ?

I work on v6.9-rc1
Is -next that much different in that area?

>> 2) If mpv plays the entire file, then mpv hangs at the end
>> (needs CTRL-C to exit) and driver prints to kernel:
>> [68643.935888] qcom-venus cc00000.video-codec: session error: event id:1001 (deadb000), session id:79d42000
>> [68643.935995] qcom-venus-decoder cc00000.video-codec:video-decoder: dec: event : 1001
> 
> Hmm
> 
> #define HFI_ERR_SESSION_FATAL				0x1001
> 
> Something is causing the firmware to return this packet to you.
> 
> Probably worth tracing the last five messages sent by the firmware prior 
> to that to see if we can root-cause.

I'm not seeing anything from the FW in dmesg.
I suppose I need to enable DEBUG in various places?

Regards





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