Re: [PM]No ACPI interrupts after resume from S1

Re: [PM]No ACPI interrupts after resume from S1

[Pavel Machek]

Hi!


> > working.  Normally, they will generate an ACPI event, that is
> > processed by acpid etc.  After a suspend, each button will work once.
> > If I then close and open the lid, they will work one more time, and so
> > on.  Any way I can help?
> 
> Please specify the type of suspend. The situation I described only occurs
> for S1 (or, echo -n standby, more specifically), and only in certain kernel
> versions.

Find out which versions break it, pay special atetion to
hwsleep.c.
-- 
				Pavel
Written on sharp zaurus, because my Velo1 broke. If you have Velo you don't need...



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Re: [PM]No ACPI interrupts after resume from S1

[Pavel Machek]

Hi!

> Some modules cause problems. If I suspend with the intel-agp driver
> loaded, for example, the computer reboots when copying the original
> kernel back, because the hardware state doesn't match. I can suspend and
> resume my i830 based laptop just fine without it. Once the right changes
> are made to the driver, the module will work, but not yet.
> 
> Pavel, excuse me for jumping in here.

No problem, I'm actually tired of replying to all those mails myself
;-).

									Pavel

-- 
When do you have a heart between your knees?
[Johanka's followup: and *two* hearts?]


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RE: [PM][ACPI] No ACPI interrupts after resume from S1

[Yu, Luming]

I made a mistake in using base_number. Would you please have updated patch a try?
Thanks a lot. --Luming


-----Original Message-----
From: Karol Kozimor [mailto:sziwan-DETuoxkZsSqrDJvtcaxF/A@public.gmane.org]
Sent: 2003?10?27? 5:41
To: Yu, Luming
Cc: Pavel Machek; M?ns Rullg?rd; acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org; linux-kernel@vger.kernel.org
Subject: Re: [PM][ACPI] No ACPI interrupts after resume from S1


Thus wrote Yu, Luming:
> Would you please try patch at http://bugme.osdl.org/show_bug.cgi?id=1409

Hi,
The patch makes my kernel oops on resume:
hdc: completing PM  request, resume
  hwregs-0760 [56] hw_low_level_read     : Unsupported address space: 90
  hwregs-0760 [56] hw_low_level_read     : Unsupported address space: A0
  hwregs-0760 [56] hw_low_level_read     : Unsupported address space: 24
  hwregs-0760 [56] hw_low_level_read     : Unsupported address space: C8
  hwregs-0760 [56] hw_low_level_read     : Unsupported address space: E0
  hwregs-0760 [56] hw_low_level_read     : Unsupported address space: F0
  hwregs-0760 [56] hw_low_level_read     : Unsupported address space:  4
Unable to handle kernel paging request at virtual address 70677679
 printing eip:
c020c44c
*pde = 00000000
Oops: 0000 [#1]
CPU:    0
EIP:    0060:[<c020c44c>]   Not tainted
EFLAGS: 00010206
EIP is at acpi_hw_lowlevel_read+0x30/0x122
eax: c02e6344   ebx: cffd6408   ecx: cfc51e88   edx: 00000010
esi: 70677671   edi: cfc51e90   ebp: 00000008   esp: cfc51e58
ds: 007b   es: 007b   ss: 0068
Process bash (pid: 304, threadinfo=cfc50000 task=c1368a0)
Stack: 00000130 c021c9b8 00000002 c02e6499 c02e6344 c02f6720 cffd6408 cfe3b228
       000001e0 00000001 c020b6b2 00000008 cfc51e90 70677671 c0311650 00000018
       c020b9c2 cffd6408 00000010 00000000 00000000 cfc51ebc c02da521 00000001
Call Trace:
 acpi_ut_acquire_mutex+0xc0/0x16b
 acpi_hw_enable_gpe+0x1e/0x44
 acpi_hw_enable_ec_gpes+0x7f0x85
 acpi_leave_sleep_state+0x119/0x13e
 dpm_resume+0x34/0x5a
 acpi_pm_finish+0xb/0x38
 [...]

Code: 8b 56 08 8b 46 04 89 d1 09 c1 75 0a 31 c0 83 c4 18 5b 5c 5f
[hand typed, but at least the traces should be OK]

Best regards,

-- 
Karol 'sziwan' Kozimor
sziwan-DETuoxkZsSqrDJvtcaxF/A@public.gmane.org

Re: [PM]No ACPI interrupts after resume from S1

[Karol Kozimor]

Thus wrote Yu, Luming:
> I made a mistake in using base_number. Would you please have updated patch a try?
> Thanks a lot. --Luming

The updated patch fixes the issue, the interrupts now still occur after S1
resume.
Thanks,

-- 
Karol 'sziwan' Kozimor
sziwan-DETuoxkZsSqrDJvtcaxF/A@public.gmane.org


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