Re: [PATCH 0/3] ACPI / sleep: Support power button wakeup from S2I on recent Dell laptops

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



> I don't see HEBC in the ASL for the 7275.  It would be good to provide
> this information across both of the BIOS versions (working and non-working).
>
> As well as what
>         status = acpi_evaluate_integer(handle, "BTNC", NULL, &button_cap);
> evaluates as on both too.

I'll provide both BTNC and HEBC log results to compare, with both BIOS
versions, a bit later today.

> Since this platform shipped with Win 8.1 initially rather than Win10,
> It's possible 5 button array was not part of the INT33D5 spec at that time
> and wasn't used by the Windows Intel HID filter driver.
>
> My suspicion:
> Win 8.1 didn't support 5 button array definition yet and those events that
> are normally part of 5 button array (as detected by bit 17) were coming
> across as regular HID event codes (like you were seeing 0xCE and 0xCF
> unknown events from debug log when OS was running).

That was my assumption also, since my earlier 3-liner patch was doing
this exactly: trying to wake up on a regular 0xCE event. And it did work.

Jérome
--
To unsubscribe from this list: send the line "unsubscribe linux-acpi" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux IBM ACPI]     [Linux Power Management]     [Linux Kernel]     [Linux Laptop]     [Kernel Newbies]     [Share Photos]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Device Mapper]     [Linux Resources]

  Powered by Linux