powerd and wlanpacket [PATCH] revised patches

[Jerry Vonau]

On Mon, 2012-02-27 at 09:08 +1100, James Cameron wrote:
> On Sun, Feb 26, 2012 at 03:48:29PM -0600, Jerry Vonau wrote:
> > After every almost every rtcwake there is DCON activity, is that not
> > what causes the need to re-set the wol setting? 
> 
> Sounds interesting.  The DCON is the display controller, between the CPU
> and the LCD display, and is not connected with the wireless device at
> all.  If you've found a way in which they are correlated when they
> shouldn't be, that's interesting.  What led you to this conclusion?
> 

While tailing powerd.trace from tty2 I would see spew, and every once on
a while I would note "libertas: Resetting card..."

Jerry

Feb 26 17:05:44 xo-a7-59-c0 kernel: [   97.754352] dcon_source_switch to
CPU
Feb 26 17:05:44 xo-a7-59-c0 kernel: [   97.836884] olpc-dcon: The CPU
has control
Feb 26 17:05:44 xo-a7-59-c0 kernel: [   97.920422] PM: resume of devices
complete after 396.838 msecs
Feb 26 17:05:44 xo-a7-59-c0 kernel: [   97.938249] Restarting tasks ...
done.
Feb 26 17:05:46 xo-a7-59-c0 kernel: [  100.107853] PM: Syncing
filesystems ... done.
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.127491] Freezing user space
processes ... (elapsed 0.01 seconds) done.
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.163903] Freezing remaining
freezable tasks ... (elapsed 0.01 seconds) done.
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.194860] dcon_source_switch to
DCON
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.250674] olpc-dcon: The DCON
has control
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.266715] HDA Intel
0000:00:14.0: PCI INT A disabled
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.283129] ehci_hcd
0000:00:10.4: PCI INT D disabled
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.299407] uhci_hcd
0000:00:10.2: PCI INT C disabled
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.315370] uhci_hcd
0000:00:10.1: PCI INT B disabled
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.331047] uhci_hcd
0000:00:10.0: PCI INT A disabled
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.346409] mmc1:0001:1: suspend:
PM flags = 0x3
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.361297] viafb_suspend!
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.374677] viafb 0000:00:01.0:
PCI INT A disabled
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.380975] sdhci_reset: slot
wakeups enabled
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.400053] sdhci_pci_probe:
Enable PME set to 0x103
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.405408] PM: suspend of
devices complete after 210.932 msecs
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.490289] PM: late suspend of
devices complete after 78.503 msecs
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.497210] ACPI: Preparing to
enter system sleep state S3
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.600118] PM: Saving platform
NVS memory
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.600118] olpc-pm-1.5:
wakeup_source is 'wlan packet'
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.600118] PM: Restoring
platform NVS memory
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.610772] ACPI: Waking up from
system sleep state S3
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.630758] uhci_hcd
0000:00:10.0: BAR 4: set to [io  0x8000-0x801f] (PCI address
[0x8000-0x801f]
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.673545] uhci_hcd
0000:00:10.1: BAR 4: set to [io  0x8020-0x803f] (PCI address
[0x8020-0x803f]
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.710301] uhci_hcd
0000:00:10.2: BAR 4: set to [io  0x8040-0x805f] (PCI address
[0x8040-0x805f]
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.733978] ehci_hcd
0000:00:10.4: BAR 0: set to [mem 0x80003000-0x800030ff] (PCI address
[0x80003000-0x800030ff]
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.767472] PM: early resume of
devices complete after 150.315 msecs
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.775010] viafb 0000:00:01.0:
PCI INT A -> GSI 16 (level, low) -> IRQ 16
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.782728] libertas: EVENT:
unknown event id 1
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.787752] uhci_hcd
0000:00:10.0: PCI INT A -> GSI 20 (level, low) -> IRQ 20
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.795497] uhci_hcd
0000:00:10.1: PCI INT B -> GSI 22 (level, low) -> IRQ 22
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.803227] uhci_hcd
0000:00:10.2: PCI INT C -> GSI 21 (level, low) -> IRQ 21
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.810944] ehci_hcd
0000:00:10.4: PCI INT D -> GSI 23 (level, low) -> IRQ 23
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.818827] HDA Intel
0000:00:14.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.827755] mmc1:0001:1: resume:
we're back
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.833532] viafb_resume!
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.836505] usb usb3: root hub
lost power or was reset
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.842105] usb usb4: root hub
lost power or was reset
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.858080] usb usb2: root hub
lost power or was reset
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.892341] viafb_resume: Init 3d
engine!
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  100.998689] dcon_source_switch to
CPU
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  101.072933] olpc-dcon: The CPU
has control
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  101.170435] PM: resume of devices
complete after 396.060 msecs
Feb 26 17:05:53 xo-a7-59-c0 kernel: [  101.188262] Restarting tasks ...
done.
Feb 26 17:05:58 xo-a7-59-c0 kernel: [  105.860108] libertas: SDIO TX
lockup detected
Feb 26 17:05:58 xo-a7-59-c0 kernel: [  105.875909] libertas: Resetting
card...