Re: ACPI scan regression -> Boot fail on Cherrytrail w/ 5.11-rc3

[Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>]

Thanks Hans for your reply, much appreciated.

> Pierre-Louis, can you see if the following hack helps? :
> 
> --- a/drivers/acpi/scan.c
> +++ b/drivers/acpi/scan.c
> @@ -1939,7 +1939,6 @@ static acpi_status acpi_bus_check_add(acpi_handle handle, bool check_dep,
>   		/* Bail out if the number of recorded dependencies is not 0. */
>   		if (count > 0) {
>   			acpi_bus_scan_second_pass = true;
> -			return AE_CTRL_DEPTH;
>   		}
>   	}
>   
> @@ -1948,8 +1947,7 @@ static acpi_status acpi_bus_check_add(acpi_handle handle, bool check_dep,
>   		return AE_CTRL_DEPTH;
>   
>   	acpi_scan_init_hotplug(device);
> -	if (!check_dep)
> -		acpi_scan_dep_init(device);
> +	acpi_scan_dep_init(device);
>   
>   out:
>   	if (!*adev_p)

Yep, those 'hacks' solve the boot problem on my device. I tried multiple 
times and it's completely reproducible.

> And can you collect an acpidump from the device and either send it to me and Rafael
> offlist, or upload it somewhere and send us a link ?

will do