Re: ThinkPad - suspend-to-RAM intel-x86 issues and tests

[SAITOH Masanobu <msaitoh%execsw.org@localhost>]

Committed.

 Thank you all!


On 2018/12/01 7:17, David Brownlee wrote:
> On Thu, 29 Nov 2018 at 06:15, Masanobu SAITOH <msaitoh%execsw.org@localhost> wrote:
>>
>> On 2018/11/28 22:12, SAITOH Masanobu wrote:
>>>>> http://ftp.netbsd.org/pub/NetBSD/misc/abs/acpi-suspend-resume/pcidump.pre
>>>>> http://ftp.netbsd.org/pub/NetBSD/misc/abs/acpi-suspend-resume/pcidump.post
>>>>
>>>> The diff says we should save/restore MSI table.
>>>> We also should save/restore some other registers.
>>>>
>>>>   Give me one or two days to resolve the problem.
>>>
>>>   Please try the following diff:
>>>
>>>       http://www.netbsd.org/~msaitoh/pci-resume-20181118-0.dif
>>>
>>> Even if I use this change with Thinkpad X220, it doesn't recover from
>>> suspend...
>>
>>   But, my X61 survived from suspend with this patch!
> 
> I can confirm a T420s, T430 and T530 all suspend and resume single
> user or multiuser without X11 including disk and network fine with
> this patch (excellent stuff!).
> 
> X11 on T420s
> - Suspend and resumes fine while in X or on console with X running in
> another virtual console
> - The display seems to reverts to a blank console on resume into which
> you can type
> - Switching vtys fixes the display
> - The ThinkPad touchpoint stops working on resume (but an external USB
> mouse is fine)
> 
> X11 on T530
> - Panics on resume if X is running (even if I then switch to the console)
> drm/i915: Resetting chip after gpu hang
> ufm_fault(0xffffffff8a77a0c0, 0x0, 1) -> w
> fatal page fault in supervisor mode
> ...
> at netbsd:fini_hash_table+0x88: movq 1
> 
> but this is awesome progress!
> 
> Thanks
> 
> David
> 
> DAvid
> 


-- 
-----------------------------------------------
                SAITOH Masanobu (msaitoh%execsw.org@localhost
                                 msaitoh%netbsd.org@localhost)