Re: [BUG] bitland-mifs-wmi: Power profiles not working on Xiaomi Mi NoteBook Ultra

[Mingyou Chen <qby140326@gmail.com>]

On 8/16/26 2:19 PM, Bheda Rahul wrote:
> Hello,
>
> I'm running Fedora with Linux kernel 7.1.8 on my Xiaomi Mi NoteBook 
> Ultra, and the new bitland-mifs-wmi driver loaded automatically for my 
> system.
>
> i run
> cat /sys/firmware/acpi/platform_profile_choices it gives output
> low-power balanced balanced-performance performance
>
> If I try to switch to Performance mode (echo performance > 
> /sys/firmware/acpi/platform_profile), I get an error: Operation not 
> supported.
> If I try to switch to Quiet mode (echo low-power > 
> /sys/firmware/acpi/platform_profile), it doesn't give an error, but it 
> silently fails. If I check the file immediately after, it still says 
> balanced.
> I have attached my dmidecode output and my ACPI tables (acpidump) in 
> case you want to look at my hardware's specific implementation.
> (and also an AI analysis if u want to look otherwise forget it)
> Please let me know if there's any testing I can do to help get this 
> model supported!
>
> Thanks for your work on the driver.
>
Could you test my latest patch?

https://lore.kernel.org/platform-driver-x86/20260816001129.16998-1-qby140326@gmail.com/T/#t