Re: [PATCH v3 1/5] Input: goodix - reset device at init

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Hey,

On Wed, Sep 30, 2015 at 1:15 PM, Bastien Nocera <hadess@xxxxxxxxxx> wrote:
> On Tue, 2015-09-29 at 17:47 +0000, Tirdea, Irina wrote:
>>
>> > -----Original Message-----
>> > From: Bastien Nocera [mailto:hadess@xxxxxxxxxx]
>> > Sent: 29 September, 2015 5:04
>> > To: Tirdea, Irina; linux-input@xxxxxxxxxxxxxxx
>> > Cc: linux-kernel@xxxxxxxxxxxxxxx; Rob Herring; Pawel Moll; Ian
>> > Campbell; Kumar Gala; Purdila, Octavian; Dmitry Torokhov; Mark
>> > Rutland; devicetree@xxxxxxxxxxxxxxx
>> > Subject: Re: [PATCH v3 1/5] Input: goodix - reset device at init
>> >
>> > On Fri, 2015-09-25 at 21:04 +0000, Tirdea, Irina wrote:
>> > >
>> <snip>
>> > >
>> > > The warning from your dmesg output will not cause probe to fail.
>> > > If you look at the code for byt_gpio_direction_output, it will
>> > > just
>> > > print
>> > > a warning and continue [1]:
>> > >   WARN(readl(conf_reg) & BYT_DIRECT_IRQ_EN,
>> > >           "Potential Error: Setting GPIO with direct_irq_en to
>> > > output");
>> > > I thought probe finishes successfully, but due to the warning in
>> > > dmesg you
>> > > are not sure whether the IRQ GPIO pin can be used as output.
>> > > If probe fails, it must be for another reason than the
>> > > direct_irq_en
>> > > warning.
>> > >
>> > > > Would you have a patch for me to test that would bypass this
>> > > > error,
>> > > > or
>> > > > at least fallback gracefully to not resetting, not probing
>> > > > GPIOs if
>> > > > they're badly setup?
>> > >
>> > > If the driver fails to initialize the GPIOs, it will at least
>> > > print
>> > > some
>> > > "Failed to get GPIO" warnings in dmesg. Do you have such messages
>> > > in
>> > > dmesg or any additional information on why probe fails?
>> > >
>> > > The current code will ignore GPIOs if they are not defined in
>> > > ACPI
>> > > (see the check for -ENOENT), but does not ignore other error
>> > > codes.
>> > > If you want to bypass all GPIO errors, you can use the code
>> > > below.
>> >
>> > The failure isn't there, it's when running goodix_i2c_test():
>> > Sep 25 16:39:20 winbook kernel: Goodix-TS i2c-GDIX1001:00: i2c test
>> > failed attempt 1: -121
>> > Sep 25 16:39:20 winbook kernel: Goodix-TS i2c-GDIX1001:00: i2c test
>> > failed attempt 2: -121
>> > Sep 25 16:39:20 winbook kernel: Goodix-TS i2c-GDIX1001:00: I2C
>> > communication failure: -121
>> > Sep 25 16:39:20 winbook kernel: Goodix-TS: probe of i2c-GDIX1001:00
>> > failed with error -121
>> >
>>
>> Are you using v6 of the patches? There was an issue with reset that
>> Aleksei reported
>> and was fixed in v6 (although he had a different i2c error and a
>> different scenario).
>
> Pretty certain. Your current patchset is at:
> https://github.com/hadess/gt9xx/tree/irina-tirdea
>
> And the patches are yours, with the prefix and Documentation removed.
>
>> > The GPIO setup seems to work (bar the warnings), and the reset as
>> > well,
>> > but then the device fails to communicate. Likely a fallout from the
>> > reset actually failing.
>> >
>> > Swapping around the RST and INT pins leads to the same problem.
>> > Either
>> > this device's GPIO PINs aren't actually functional, and the
>> > firmware
>> > contains garbage, or something else is wrong.
>> >
>>
>> I agree. Either the interrupt pin cannot be used as output in your
>> configuration
>> or there are some specifics in the ACPI tables that prevent using
>> these pins.
>>
>> > I'm not sure how we can detect, and blacklist, those devices. At
>> > least
>> > my original device, the Onda v975w, and the WinBook TW100 would
>> > have
>> > those problems.
>> >
>>
>> I can use DMI quirks to exclude these devices from using the features
>> that
>> depend on the gpio pins. I already have the DMI information for
>> WinBook TW100
>> and WinBook TW700. Could you tell me the DMI_SYS_VENDOR and
>> DMI_PRODUCT_NAME for Onda v975w so I can add it as well?
>
> I don't have access to the Onda v975w anymore, but let me CC: a few
> people that could also help with testing.
>
> Carlos, Cosimo, Christian, there's a patchset for you to test on the
> Onda v975w at:
> https://github.com/hadess/gt9xx/commits/irina-tirdea
>
> Doing an "rmmod goodix ; insmod ./goodix_backport.ko" should be enough
> to test whether the patch set works. If it doesn't work correctly,
> you'll need to reboot the machine, swap the irq_idx and rst_idx values
> at:
> https://github.com/hadess/gt9xx/commit/c27de79f494c2b2e7a198ff4d27976ae93669dbd#diff-dddc2849e36327439530f3e2faacec4fR321
>
> and try again.

Unswapped does fail with:

sep 30 15:37:29 tablet kernel: Goodix-TS i2c-GDIX1001:00: i2c test
failed attempt 1: -121
sep 30 15:37:29 tablet kernel: Goodix-TS i2c-GDIX1001:00: i2c test
failed attempt 2: -121
sep 30 15:37:29 tablet kernel: Goodix-TS i2c-GDIX1001:00: I2C
communication failure: -121
sep 30 15:37:29 tablet kernel: Goodix-TS: probe of i2c-GDIX1001:00
failed with error -121

Swapping the values triggers some errors:

sep 30 15:48:17 tablet kernel: ------------[ cut here ]------------
sep 30 15:48:17 tablet kernel: WARNING: CPU: 1 PID: 2341 at
drivers/pinctrl/intel/pinctrl-baytrail.c:342
byt_gpio_direction_output+0xa1/0xb0()
sep 30 15:48:17 tablet kernel: Potential Error: Setting GPIO with
direct_irq_en to output
sep 30 15:48:17 tablet kernel: Modules linked in:
sep 30 15:48:17 tablet kernel:  goodix_backport(OE+) r8723bs(OE) nfsd
lockd grace sunrpc [last unloaded: goodix]
sep 30 15:48:17 tablet kernel: CPU: 1 PID: 2341 Comm: insmod Tainted:
G           OE   4.3.0-rc1+ #36
sep 30 15:48:17 tablet kernel: Hardware name: To be filled by O.E.M.
To be filled by O.E.M./Aptio CRB, BIOS 5.6.5 07/25/2014
sep 30 15:48:17 tablet kernel:  00000000 00000000 d3f61c08 c13b347f
d3f61c48 d3f61c38 c10a9e1d c20f10e0
sep 30 15:48:17 tablet kernel:  d3f61c64 00000925 c20f111c 00000156
c13e7ce1 c13e7ce1 f80580b8 f53a4b0c
sep 30 15:48:17 tablet kernel:  00000156 d3f61c50 c10a9e93 00000009
d3f61c48 c20f10e0 d3f61c64 d3f61c78
sep 30 15:48:17 tablet kernel: Call Trace:
sep 30 15:48:17 tablet kernel:  [<c13b347f>] dump_stack+0x48/0x69
sep 30 15:48:17 tablet kernel:  [<c10a9e1d>] warn_slowpath_common+0x8d/0xd0
sep 30 15:48:17 tablet kernel:  [<c13e7ce1>] ?
byt_gpio_direction_output+0xa1/0xb0
sep 30 15:48:17 tablet kernel:  [<c13e7ce1>] ?
byt_gpio_direction_output+0xa1/0xb0
sep 30 15:48:17 tablet kernel:  [<c10a9e93>] warn_slowpath_fmt+0x33/0x40
sep 30 15:48:17 tablet kernel:  [<c13e7ce1>] byt_gpio_direction_output+0xa1/0xb0
sep 30 15:48:17 tablet kernel:  [<c13e7c40>] ? byt_gpio_irq_handler+0xb0/0xb0
sep 30 15:48:17 tablet kernel:  [<c13eabc3>]
_gpiod_direction_output_raw+0x63/0x350
sep 30 15:48:17 tablet kernel:  [<c13eaf1a>] gpiod_direction_output+0x2a/0x50
sep 30 15:48:17 tablet kernel:  [<c112b846>] ? msleep+0x36/0x40
sep 30 15:48:17 tablet kernel:  [<f9ff38ae>] goodix_reset+0x3e/0x90
[goodix_backport]
sep 30 15:48:17 tablet kernel:  [<f9ff40fa>]
goodix_ts_probe+0x12a/0x5aa [goodix_backport]
sep 30 15:48:17 tablet kernel:  [<c142a5a4>] ? acpi_device_wakeup+0x7a/0x80
sep 30 15:48:17 tablet kernel:  [<c142ad84>] ? acpi_dev_pm_attach+0x71/0x87
sep 30 15:48:17 tablet kernel:  [<c1924271>] i2c_device_probe+0x121/0x1d0
sep 30 15:48:17 tablet kernel:  [<c1c77da2>] ? _raw_spin_unlock+0x22/0x30
sep 30 15:48:17 tablet kernel:  [<f9ff3fd0>] ?
goodix_config_cb+0xc0/0xc0 [goodix_backport]
sep 30 15:48:17 tablet kernel:  [<c15b2125>] ? driver_sysfs_add+0x75/0xa0
sep 30 15:48:17 tablet kernel:  [<c15b2b24>] driver_probe_device+0x204/0x4c0
sep 30 15:48:17 tablet kernel:  [<c15b2e3c>] ? __driver_attach+0x5c/0xa0
sep 30 15:48:17 tablet kernel:  [<c15b2e3c>] ? __driver_attach+0x5c/0xa0
sep 30 15:48:17 tablet kernel:  [<c15b2e79>] __driver_attach+0x99/0xa0
sep 30 15:48:17 tablet kernel:  [<c15b2de0>] ? driver_probe_device+0x4c0/0x4c0
sep 30 15:48:17 tablet kernel:  [<c15b092f>] bus_for_each_dev+0x4f/0x80
sep 30 15:48:17 tablet kernel:  [<c15b22de>] driver_attach+0x1e/0x20
sep 30 15:48:17 tablet kernel:  [<c15b2de0>] ? driver_probe_device+0x4c0/0x4c0
sep 30 15:48:17 tablet kernel:  [<c15b1e77>] bus_add_driver+0x1f7/0x2a0
sep 30 15:48:17 tablet kernel:  [<f9ff7000>] ? 0xf9ff7000
sep 30 15:48:17 tablet kernel:  [<f9ff7000>] ? 0xf9ff7000
sep 30 15:48:17 tablet kernel:  [<c15b398d>] driver_register+0x5d/0xf0
sep 30 15:48:17 tablet kernel:  [<c1924daa>] i2c_register_driver+0x2a/0xa0
sep 30 15:48:17 tablet kernel:  [<c100045f>] ? do_one_initcall+0x9f/0x1f0
sep 30 15:48:17 tablet kernel:  [<f9ff7012>]
goodix_ts_driver_init+0x12/0x14 [goodix_backport]
sep 30 15:48:17 tablet kernel:  [<c100046a>] do_one_initcall+0xaa/0x1f0
sep 30 15:48:17 tablet kernel:  [<f9ff7000>] ? 0xf9ff7000
sep 30 15:48:17 tablet kernel:  [<c10d2486>] ? __might_sleep+0x36/0xa0
sep 30 15:48:17 tablet kernel:  [<c1103fd4>] ?
trace_hardirqs_on_caller+0x14/0x220
sep 30 15:48:17 tablet kernel:  [<c11c1c5c>] ? free_pages_prepare+0x19c/0x380
sep 30 15:48:17 tablet kernel:  [<c120bce8>] ? kmem_cache_alloc_trace+0xa8/0x2a0
sep 30 15:48:17 tablet kernel:  [<c11bac3f>] ? do_init_module+0x21/0x1b0
sep 30 15:48:17 tablet kernel:  [<c11bac6e>] do_init_module+0x50/0x1b0
sep 30 15:48:17 tablet kernel:  [<c114b69b>] load_module+0x13db/0x1980
sep 30 15:48:17 tablet kernel:  [<c114be29>] SyS_finit_module+0x89/0xd0
sep 30 15:48:17 tablet kernel:  [<c11d9532>] ? vm_mmap_pgoff+0x62/0x80
sep 30 15:48:17 tablet kernel:  [<c1c787f0>] sysenter_do_call+0x12/0x12
sep 30 15:48:17 tablet kernel: ---[ end trace e0f66305648b0639 ]---
sep 30 15:48:17 tablet kernel: ------------[ cut here ]------------
sep 30 15:48:17 tablet kernel: WARNING: CPU: 1 PID: 2341 at
drivers/pinctrl/intel/pinctrl-baytrail.c:342
byt_gpio_direction_output+0xa1/0xb0()
sep 30 15:48:17 tablet kernel: Potential Error: Setting GPIO with
direct_irq_en to output
sep 30 15:48:17 tablet kernel: Modules linked in:
sep 30 15:48:17 tablet kernel:  goodix_backport(OE+) r8723bs(OE) nfsd
lockd grace sunrpc [last unloaded: goodix]
sep 30 15:48:17 tablet kernel: CPU: 1 PID: 2341 Comm: insmod Tainted:
G        W  OE   4.3.0-rc1+ #36
sep 30 15:48:17 tablet kernel: Hardware name: To be filled by O.E.M.
To be filled by O.E.M./Aptio CRB, BIOS 5.6.5 07/25/2014
sep 30 15:48:17 tablet kernel:  00000000 00000000 d3f61bfc c13b347f
d3f61c3c d3f61c2c c10a9e1d c20f10e0
sep 30 15:48:17 tablet kernel:  d3f61c58 00000925 c20f111c 00000156
c13e7ce1 c13e7ce1 f80580b8 f53a4b0c
sep 30 15:48:17 tablet kernel:  00000156 d3f61c44 c10a9e93 00000009
d3f61c3c c20f10e0 d3f61c58 d3f61c6c
sep 30 15:48:17 tablet kernel: Call Trace:
sep 30 15:48:17 tablet kernel:  [<c13b347f>] dump_stack+0x48/0x69
sep 30 15:48:17 tablet kernel:  [<c10a9e1d>] warn_slowpath_common+0x8d/0xd0
sep 30 15:48:17 tablet kernel:  [<c13e7ce1>] ?
byt_gpio_direction_output+0xa1/0xb0
sep 30 15:48:17 tablet kernel:  [<c13e7ce1>] ?
byt_gpio_direction_output+0xa1/0xb0
sep 30 15:48:17 tablet kernel:  [<c10a9e93>] warn_slowpath_fmt+0x33/0x40
sep 30 15:48:17 tablet kernel:  [<c13e7ce1>] byt_gpio_direction_output+0xa1/0xb0
sep 30 15:48:17 tablet kernel:  [<c13e7c40>] ? byt_gpio_irq_handler+0xb0/0xb0
sep 30 15:48:17 tablet kernel:  [<c13eabc3>]
_gpiod_direction_output_raw+0x63/0x350
sep 30 15:48:17 tablet kernel:  [<c13e7853>] ?
byt_gpio_direction_input+0x43/0x50
sep 30 15:48:17 tablet kernel:  [<c13eaf1a>] gpiod_direction_output+0x2a/0x50
sep 30 15:48:17 tablet kernel:  [<f9ff37e4>]
goodix_int_sync.isra.4+0x14/0x30 [goodix_backport]
sep 30 15:48:17 tablet kernel:  [<f9ff38f5>] goodix_reset+0x85/0x90
[goodix_backport]
sep 30 15:48:17 tablet kernel:  [<f9ff40fa>]
goodix_ts_probe+0x12a/0x5aa [goodix_backport]
sep 30 15:48:17 tablet kernel:  [<c142a5a4>] ? acpi_device_wakeup+0x7a/0x80
sep 30 15:48:17 tablet kernel:  [<c142ad84>] ? acpi_dev_pm_attach+0x71/0x87
sep 30 15:48:17 tablet kernel:  [<c1924271>] i2c_device_probe+0x121/0x1d0
sep 30 15:48:17 tablet kernel:  [<c1c77da2>] ? _raw_spin_unlock+0x22/0x30
sep 30 15:48:17 tablet kernel:  [<f9ff3fd0>] ?
goodix_config_cb+0xc0/0xc0 [goodix_backport]
sep 30 15:48:17 tablet kernel:  [<c15b2125>] ? driver_sysfs_add+0x75/0xa0
sep 30 15:48:17 tablet kernel:  [<c15b2b24>] driver_probe_device+0x204/0x4c0
sep 30 15:48:17 tablet kernel:  [<c15b2e3c>] ? __driver_attach+0x5c/0xa0
sep 30 15:48:17 tablet kernel:  [<c15b2e3c>] ? __driver_attach+0x5c/0xa0
sep 30 15:48:17 tablet kernel:  [<c15b2e79>] __driver_attach+0x99/0xa0
sep 30 15:48:17 tablet kernel:  [<c15b2de0>] ? driver_probe_device+0x4c0/0x4c0
sep 30 15:48:17 tablet kernel:  [<c15b092f>] bus_for_each_dev+0x4f/0x80
sep 30 15:48:17 tablet kernel:  [<c15b22de>] driver_attach+0x1e/0x20
sep 30 15:48:17 tablet kernel:  [<c15b2de0>] ? driver_probe_device+0x4c0/0x4c0
sep 30 15:48:17 tablet kernel:  [<c15b1e77>] bus_add_driver+0x1f7/0x2a0
sep 30 15:48:17 tablet kernel:  [<f9ff7000>] ? 0xf9ff7000
sep 30 15:48:17 tablet kernel:  [<f9ff7000>] ? 0xf9ff7000
sep 30 15:48:17 tablet kernel:  [<c15b398d>] driver_register+0x5d/0xf0
sep 30 15:48:17 tablet kernel:  [<c1924daa>] i2c_register_driver+0x2a/0xa0
sep 30 15:48:17 tablet kernel:  [<c100045f>] ? do_one_initcall+0x9f/0x1f0
sep 30 15:48:17 tablet kernel:  [<f9ff7012>]
goodix_ts_driver_init+0x12/0x14 [goodix_backport]
sep 30 15:48:17 tablet kernel:  [<c100046a>] do_one_initcall+0xaa/0x1f0
sep 30 15:48:17 tablet kernel:  [<f9ff7000>] ? 0xf9ff7000
sep 30 15:48:17 tablet kernel:  [<c10d2486>] ? __might_sleep+0x36/0xa0
sep 30 15:48:17 tablet kernel:  [<c1103fd4>] ?
trace_hardirqs_on_caller+0x14/0x220
sep 30 15:48:17 tablet kernel:  [<c11c1c5c>] ? free_pages_prepare+0x19c/0x380
sep 30 15:48:17 tablet kernel:  [<c120bce8>] ? kmem_cache_alloc_trace+0xa8/0x2a0
sep 30 15:48:17 tablet kernel:  [<c11bac3f>] ? do_init_module+0x21/0x1b0
sep 30 15:48:17 tablet kernel:  [<c11bac6e>] do_init_module+0x50/0x1b0
sep 30 15:48:17 tablet kernel:  [<c114b69b>] load_module+0x13db/0x1980
sep 30 15:48:17 tablet kernel:  [<c114be29>] SyS_finit_module+0x89/0xd0
sep 30 15:48:17 tablet kernel:  [<c11d9532>] ? vm_mmap_pgoff+0x62/0x80
sep 30 15:48:17 tablet kernel:  [<c1c787f0>] sysenter_do_call+0x12/0x12
sep 30 15:48:17 tablet kernel: ---[ end trace e0f66305648b063a ]---
sep 30 15:48:17 tablet kernel: Goodix-TS i2c-GDIX1001:00: ID 9271, version: 1020
sep 30 15:48:17 tablet kernel: Goodix-TS i2c-GDIX1001:00: Direct
firmware load for goodix_9271_cfg.bin failed with error -2
sep 30 15:48:17 tablet kernel: Goodix-TS i2c-GDIX1001:00: Falling back
to user helper

... and after a while:

sep 30 15:49:17 tablet kernel: input: Goodix Capacitive TouchScreen as
/devices/platform/80860F41:05/i2c-5/i2c-GDIX1001:00/input/input6
sep 30 15:49:17 tablet kernel: ------------[ cut here ]------------
sep 30 15:49:17 tablet kernel: WARNING: CPU: 1 PID: 75 at
drivers/pinctrl/intel/pinctrl-baytrail.c:342
byt_gpio_direction_output+0xa1/0xb0()
sep 30 15:49:17 tablet kernel: Potential Error: Setting GPIO with
direct_irq_en to output
sep 30 15:49:17 tablet kernel: Modules linked in:
sep 30 15:49:17 tablet kernel:  goodix_backport(OE) r8723bs(OE) nfsd
lockd grace sunrpc [last unloaded: goodix]
sep 30 15:49:17 tablet kernel: CPU: 1 PID: 75 Comm: kworker/1:2
Tainted: G        W  OE   4.3.0-rc1+ #36
sep 30 15:49:17 tablet kernel: Hardware name: To be filled by O.E.M.
To be filled by O.E.M./Aptio CRB, BIOS 5.6.5 07/25/2014
sep 30 15:49:17 tablet kernel: Workqueue: events request_firmware_work_func
sep 30 15:49:17 tablet kernel:  00000000 00000000 f7219ce8 c13b347f
f7219d28 f7219d18 c10a9e1d c20f10e0
sep 30 15:49:17 tablet kernel:  f7219d44 0000004b c20f111c 00000156
c13e7ce1 c13e7ce1 f80580b8 f53a4b0c
sep 30 15:49:17 tablet kernel:  00000156 f7219d30 c10a9e93 00000009
f7219d28 c20f10e0 f7219d44 f7219d58
sep 30 15:49:17 tablet kernel: Call Trace:
sep 30 15:49:17 tablet kernel:  [<c13b347f>] dump_stack+0x48/0x69
sep 30 15:49:17 tablet kernel:  [<c10a9e1d>] warn_slowpath_common+0x8d/0xd0
sep 30 15:49:17 tablet kernel:  [<c13e7ce1>] ?
byt_gpio_direction_output+0xa1/0xb0
sep 30 15:49:17 tablet kernel:  [<c13e7ce1>] ?
byt_gpio_direction_output+0xa1/0xb0
sep 30 15:49:17 tablet kernel:  [<c10a9e93>] warn_slowpath_fmt+0x33/0x40
sep 30 15:49:17 tablet kernel:  [<c13e7ce1>] byt_gpio_direction_output+0xa1/0xb0
sep 30 15:49:17 tablet kernel:  [<c13e7c40>] ? byt_gpio_irq_handler+0xb0/0xb0
sep 30 15:49:17 tablet kernel:  [<c13eabc3>]
_gpiod_direction_output_raw+0x63/0x350
sep 30 15:49:17 tablet kernel:  [<c111d30b>] ? free_irq+0x4b/0xc0
sep 30 15:49:17 tablet kernel:  [<c142a87d>] ?
acpi_dev_runtime_suspend+0x7b/0x7b
sep 30 15:49:17 tablet kernel:  [<c13eaf1a>] gpiod_direction_output+0x2a/0x50
sep 30 15:49:17 tablet kernel:  [<f9ff32d0>] goodix_suspend+0x50/0x100
[goodix_backport]
sep 30 15:49:17 tablet kernel:  [<c15bc0fd>] ? __rpm_callback+0x5d/0x80
sep 30 15:49:17 tablet kernel:  [<c15ba3a2>]
pm_generic_runtime_suspend+0x22/0x40
sep 30 15:49:17 tablet kernel:  [<c142a88d>]
acpi_subsys_runtime_suspend+0x10/0x1e
sep 30 15:49:17 tablet kernel:  [<c15bc0d2>] __rpm_callback+0x32/0x80
sep 30 15:49:17 tablet kernel:  [<c142a87d>] ?
acpi_dev_runtime_suspend+0x7b/0x7b
sep 30 15:49:17 tablet kernel:  [<c15bc148>] rpm_callback+0x28/0x90
sep 30 15:49:17 tablet kernel:  [<c142a87d>] ?
acpi_dev_runtime_suspend+0x7b/0x7b
sep 30 15:49:17 tablet kernel:  [<c15bce3a>] rpm_suspend+0x12a/0x720
sep 30 15:49:17 tablet kernel:  [<c10fffbb>] ? trace_hardirqs_off+0xb/0x10
sep 30 15:49:17 tablet kernel:  [<c10f3fd4>] ? __wake_up+0x44/0x50
sep 30 15:49:17 tablet kernel:  [<c15bd5a6>] rpm_idle+0xa6/0x410
sep 30 15:49:17 tablet kernel:  [<c15be1ab>] update_autosuspend+0x3b/0x60
sep 30 15:49:17 tablet kernel:  [<c15be218>]
pm_runtime_set_autosuspend_delay+0x48/0x60
sep 30 15:49:17 tablet kernel:  [<c10c4942>] ? process_one_work+0x132/0x5e0
sep 30 15:49:17 tablet kernel:  [<f9ff3f82>]
goodix_config_cb+0x72/0xc0 [goodix_backport]
sep 30 15:49:17 tablet kernel:  [<c15c81ab>]
request_firmware_work_func+0x2b/0x50
sep 30 15:49:17 tablet kernel:  [<c10c49e0>] process_one_work+0x1d0/0x5e0
sep 30 15:49:17 tablet kernel:  [<c10c4942>] ? process_one_work+0x132/0x5e0
sep 30 15:49:17 tablet kernel:  [<c10c4e29>] worker_thread+0x39/0x430
sep 30 15:49:17 tablet kernel:  [<c10c4df0>] ? process_one_work+0x5e0/0x5e0
sep 30 15:49:17 tablet kernel:  [<c10cae16>] kthread+0xa6/0xc0
sep 30 15:49:17 tablet kernel:  [<c1c77e17>] ? _raw_spin_unlock_irq+0x27/0x40
sep 30 15:49:17 tablet kernel:  [<c1c78721>] ret_from_kernel_thread+0x21/0x30
sep 30 15:49:17 tablet kernel:  [<c10cad70>] ?
kthread_create_on_node+0x130/0x130
sep 30 15:49:17 tablet kernel: ---[ end trace e0f66305648b063b ]---
sep 30 15:49:17 tablet kernel: ------------[ cut here ]------------
sep 30 15:49:17 tablet kernel: WARNING: CPU: 2 PID: 2353 at
drivers/pinctrl/intel/pinctrl-baytrail.c:342
byt_gpio_direction_output+0xa1/0xb0()
sep 30 15:49:17 tablet kernel: Potential Error: Setting GPIO with
direct_irq_en to output
sep 30 15:49:17 tablet kernel: Modules linked in:
sep 30 15:49:17 tablet kernel:  goodix_backport(OE) r8723bs(OE) nfsd
lockd grace sunrpc [last unloaded: goodix]
sep 30 15:49:17 tablet kernel: CPU: 2 PID: 2353 Comm: systemd-udevd
Tainted: G        W  OE   4.3.0-rc1+ #36
sep 30 15:49:17 tablet kernel: Hardware name: To be filled by O.E.M.
To be filled by O.E.M./Aptio CRB, BIOS 5.6.5 07/25/2014
sep 30 15:49:17 tablet kernel:  00000000 00000000 d8bbdc70 c13b347f
d8bbdcb0 d8bbdca0 c10a9e1d c20f10e0
sep 30 15:49:17 tablet kernel:  d8bbdccc 00000931 c20f111c 00000156
c13e7ce1 c13e7ce1 f80580b8 f53a4b0c
sep 30 15:49:17 tablet kernel:  00000156 d8bbdcb8 c10a9e93 00000009
d8bbdcb0 c20f10e0 d8bbdccc d8bbdce0
sep 30 15:49:17 tablet kernel: Call Trace:
sep 30 15:49:17 tablet kernel:  [<c13b347f>] dump_stack+0x48/0x69
sep 30 15:49:17 tablet kernel:  [<c10a9e1d>] warn_slowpath_common+0x8d/0xd0
sep 30 15:49:17 tablet kernel:  [<c13e7ce1>] ?
byt_gpio_direction_output+0xa1/0xb0
sep 30 15:49:17 tablet kernel:  [<c13e7ce1>] ?
byt_gpio_direction_output+0xa1/0xb0
sep 30 15:49:17 tablet kernel:  [<c10a9e93>] warn_slowpath_fmt+0x33/0x40
sep 30 15:49:17 tablet kernel:  [<c13e7ce1>] byt_gpio_direction_output+0xa1/0xb0
sep 30 15:49:17 tablet kernel:  [<c13e7c40>] ? byt_gpio_irq_handler+0xb0/0xb0
sep 30 15:49:17 tablet kernel:  [<c13eabc3>]
_gpiod_direction_output_raw+0x63/0x350
sep 30 15:49:17 tablet kernel:  [<c142a6aa>] ? acpi_dev_runtime_resume+0x37/0x37
sep 30 15:49:17 tablet kernel:  [<c13eaf1a>] gpiod_direction_output+0x2a/0x50
sep 30 15:49:17 tablet kernel:  [<c142a5a4>] ? acpi_device_wakeup+0x7a/0x80
sep 30 15:49:17 tablet kernel:  [<f9ff3827>] goodix_resume+0x27/0x70
[goodix_backport]
sep 30 15:49:17 tablet kernel:  [<c15ba3e2>] pm_generic_runtime_resume+0x22/0x40
sep 30 15:49:17 tablet kernel:  [<c142a6c5>]
acpi_subsys_runtime_resume+0x1b/0x1e
sep 30 15:49:17 tablet kernel:  [<c15bc0d2>] __rpm_callback+0x32/0x80
sep 30 15:49:17 tablet kernel:  [<c142a6aa>] ? acpi_dev_runtime_resume+0x37/0x37
sep 30 15:49:17 tablet kernel:  [<c15bc148>] rpm_callback+0x28/0x90
sep 30 15:49:17 tablet kernel:  [<c142a6aa>] ? acpi_dev_runtime_resume+0x37/0x37
sep 30 15:49:17 tablet kernel:  [<c15bcab3>] rpm_resume+0x503/0x760
sep 30 15:49:17 tablet kernel:  [<c10f4710>] ? wake_atomic_t_function+0x70/0x70
sep 30 15:49:17 tablet kernel:  [<c15bde1e>] __pm_runtime_resume+0x4e/0x90
sep 30 15:49:17 tablet kernel:  [<f9ff3777>] goodix_open+0x37/0x90
[goodix_backport]
sep 30 15:49:17 tablet kernel:  [<c18f9e3f>] input_open_device+0x7f/0xa0
sep 30 15:49:17 tablet kernel:  [<c1902c5b>] evdev_open+0x16b/0x1a0
sep 30 15:49:17 tablet kernel:  [<c121b9fd>] chrdev_open+0x8d/0x1a0
sep 30 15:49:17 tablet kernel:  [<c121b970>] ? cdev_put+0x20/0x20
sep 30 15:49:17 tablet kernel:  [<c1215230>] do_dentry_open.isra.16+0x130/0x2d0
sep 30 15:49:17 tablet kernel:  [<c121b970>] ? cdev_put+0x20/0x20
sep 30 15:49:17 tablet kernel:  [<c121670f>] vfs_open+0x4f/0x60
sep 30 15:49:17 tablet kernel:  [<c1225e22>] path_openat+0x1a2/0x10b0
sep 30 15:49:17 tablet kernel:  [<c11e9224>] ? unmap_single_vma+0x3d4/0x560
sep 30 15:49:17 tablet kernel:  [<c11cb182>] ? release_pages+0xb2/0x1c0
sep 30 15:49:17 tablet kernel:  [<c1227d42>] do_filp_open+0x62/0xc0
sep 30 15:49:17 tablet kernel:  [<c1c77da2>] ? _raw_spin_unlock+0x22/0x30
sep 30 15:49:17 tablet kernel:  [<c12381b7>] ? __alloc_fd+0x97/0x160
sep 30 15:49:17 tablet kernel:  [<c1216ac8>] do_sys_open+0x118/0x210
sep 30 15:49:17 tablet kernel:  [<c1216be2>] SyS_open+0x22/0x30
sep 30 15:49:17 tablet kernel:  [<c1c787f0>] sysenter_do_call+0x12/0x12
sep 30 15:49:17 tablet kernel: ---[ end trace e0f66305648b063c ]---
sep 30 15:49:17 tablet kernel: ------------[ cut here ]------------
sep 30 15:49:17 tablet kernel: WARNING: CPU: 2 PID: 2353 at
drivers/pinctrl/intel/pinctrl-baytrail.c:342
byt_gpio_direction_output+0xa1/0xb0()
sep 30 15:49:17 tablet kernel: Potential Error: Setting GPIO with
direct_irq_en to output
sep 30 15:49:17 tablet kernel: Modules linked in:
sep 30 15:49:17 tablet kernel:  goodix_backport(OE) r8723bs(OE) nfsd
lockd grace sunrpc [last unloaded: goodix]
sep 30 15:49:17 tablet kernel: CPU: 2 PID: 2353 Comm: systemd-udevd
Tainted: G        W  OE   4.3.0-rc1+ #36
sep 30 15:49:17 tablet kernel: Hardware name: To be filled by O.E.M.
To be filled by O.E.M./Aptio CRB, BIOS 5.6.5 07/25/2014
sep 30 15:49:17 tablet kernel:  00000000 00000000 d8bbdc64 c13b347f
d8bbdca4 d8bbdc94 c10a9e1d c20f10e0
sep 30 15:49:17 tablet kernel:  d8bbdcc0 00000931 c20f111c 00000156
c13e7ce1 c13e7ce1 f80580b8 f53a4b0c
sep 30 15:49:17 tablet kernel:  00000156 d8bbdcac c10a9e93 00000009
d8bbdca4 c20f10e0 d8bbdcc0 d8bbdcd4
sep 30 15:49:17 tablet kernel: Call Trace:
sep 30 15:49:17 tablet kernel:  [<c13b347f>] dump_stack+0x48/0x69
sep 30 15:49:17 tablet kernel:  [<c10a9e1d>] warn_slowpath_common+0x8d/0xd0
sep 30 15:49:17 tablet kernel:  [<c13e7ce1>] ?
byt_gpio_direction_output+0xa1/0xb0
sep 30 15:49:17 tablet kernel:  [<c13e7ce1>] ?
byt_gpio_direction_output+0xa1/0xb0
sep 30 15:49:17 tablet kernel:  [<c10a9e93>] warn_slowpath_fmt+0x33/0x40
sep 30 15:49:17 tablet kernel:  [<c13e7ce1>] byt_gpio_direction_output+0xa1/0xb0
sep 30 15:49:17 tablet kernel:  [<c13e7c40>] ? byt_gpio_irq_handler+0xb0/0xb0
sep 30 15:49:17 tablet kernel:  [<c13eabc3>]
_gpiod_direction_output_raw+0x63/0x350
sep 30 15:49:17 tablet kernel:  [<c1c76ef4>] ?
schedule_hrtimeout_range_clock+0x104/0x280
sep 30 15:49:17 tablet kernel:  [<c142a6aa>] ? acpi_dev_runtime_resume+0x37/0x37
sep 30 15:49:17 tablet kernel:  [<c13eaf1a>] gpiod_direction_output+0x2a/0x50
sep 30 15:49:17 tablet kernel:  [<f9ff37e4>]
goodix_int_sync.isra.4+0x14/0x30 [goodix_backport]
sep 30 15:49:17 tablet kernel:  [<f9ff3847>] goodix_resume+0x47/0x70
[goodix_backport]
sep 30 15:49:17 tablet kernel:  [<c15ba3e2>] pm_generic_runtime_resume+0x22/0x40
sep 30 15:49:17 tablet kernel:  [<c142a6c5>]
acpi_subsys_runtime_resume+0x1b/0x1e
sep 30 15:49:17 tablet kernel:  [<c15bc0d2>] __rpm_callback+0x32/0x80
sep 30 15:49:17 tablet kernel:  [<c142a6aa>] ? acpi_dev_runtime_resume+0x37/0x37
sep 30 15:49:17 tablet kernel:  [<c15bc148>] rpm_callback+0x28/0x90
sep 30 15:49:17 tablet kernel:  [<c142a6aa>] ? acpi_dev_runtime_resume+0x37/0x37
sep 30 15:49:17 tablet kernel:  [<c15bcab3>] rpm_resume+0x503/0x760
sep 30 15:49:17 tablet kernel:  [<c10f4710>] ? wake_atomic_t_function+0x70/0x70
sep 30 15:49:17 tablet kernel:  [<c15bde1e>] __pm_runtime_resume+0x4e/0x90
sep 30 15:49:17 tablet kernel:  [<f9ff3777>] goodix_open+0x37/0x90
[goodix_backport]
sep 30 15:49:17 tablet kernel:  [<c18f9e3f>] input_open_device+0x7f/0xa0
sep 30 15:49:17 tablet kernel:  [<c1902c5b>] evdev_open+0x16b/0x1a0
sep 30 15:49:17 tablet kernel:  [<c121b9fd>] chrdev_open+0x8d/0x1a0
sep 30 15:49:17 tablet kernel:  [<c121b970>] ? cdev_put+0x20/0x20
sep 30 15:49:17 tablet kernel:  [<c1215230>] do_dentry_open.isra.16+0x130/0x2d0
sep 30 15:49:17 tablet kernel:  [<c121b970>] ? cdev_put+0x20/0x20
sep 30 15:49:17 tablet kernel:  [<c121670f>] vfs_open+0x4f/0x60
sep 30 15:49:17 tablet kernel:  [<c1225e22>] path_openat+0x1a2/0x10b0
sep 30 15:49:17 tablet kernel:  [<c11e9224>] ? unmap_single_vma+0x3d4/0x560
sep 30 15:49:17 tablet kernel:  [<c11cb182>] ? release_pages+0xb2/0x1c0
sep 30 15:49:17 tablet kernel:  [<c1227d42>] do_filp_open+0x62/0xc0
sep 30 15:49:17 tablet kernel:  [<c1c77da2>] ? _raw_spin_unlock+0x22/0x30
sep 30 15:49:17 tablet kernel:  [<c12381b7>] ? __alloc_fd+0x97/0x160
sep 30 15:49:17 tablet kernel:  [<c1216ac8>] do_sys_open+0x118/0x210
sep 30 15:49:17 tablet kernel:  [<c1216be2>] SyS_open+0x22/0x30
sep 30 15:49:17 tablet kernel:  [<c1c787f0>] sysenter_do_call+0x12/0x12
sep 30 15:49:17 tablet kernel: ---[ end trace e0f66305648b063d ]---

The touchscreen works though after this. This is all over ~4.3.0-rc1
(a7d5c1897198, a couple of weeks old)

>
> If all that fails, could you please send the output of "dmidecode" to
> Irina?

Attached.

Cheers,
  Carlos
# dmidecode 2.12
# SMBIOS entry point at 0x5dc79290
SMBIOS 2.7 present.
51 structures occupying 2041 bytes.
Table at 0x5DA0A010.

Handle 0x0000, DMI type 0, 24 bytes
BIOS Information
	Vendor: American Megatrends Inc.
	Version: 5.6.5
	Release Date: 07/25/2014
	Address: 0xF0000
	Runtime Size: 64 kB
	ROM Size: 1024 kB
	Characteristics:
		PCI is supported
		BIOS is upgradeable
		BIOS shadowing is allowed
		Boot from CD is supported
		Selectable boot is supported
		BIOS ROM is socketed
		EDD is supported
		5.25"/1.2 MB floppy services are supported (int 13h)
		3.5"/720 kB floppy services are supported (int 13h)
		3.5"/2.88 MB floppy services are supported (int 13h)
		Print screen service is supported (int 5h)
		Serial services are supported (int 14h)
		Printer services are supported (int 17h)
		ACPI is supported
		USB legacy is supported
		BIOS boot specification is supported
		Targeted content distribution is supported
		UEFI is supported
	BIOS Revision: 5.6

Handle 0x0001, DMI type 1, 27 bytes
System Information
	Manufacturer: To be filled by O.E.M.
	Product Name: To be filled by O.E.M.
	Version: To be filled by O.E.M.
	Serial Number: To be filled by O.E.M.
	UUID: 03000200-0400-0500-0006-000700080009
	Wake-up Type: Power Switch
	SKU Number: To be filled by O.E.M.
	Family: To be filled by O.E.M.

Handle 0x0002, DMI type 2, 15 bytes
Base Board Information
	Manufacturer: AMI Corporation
	Product Name: Aptio CRB
	Version: To be filled by O.E.M.
	Serial Number: To be filled by O.E.M.
	Asset Tag: To be filled by O.E.M.
	Features:
		Board is a hosting board
		Board is replaceable
	Location In Chassis: To be filled by O.E.M.
	Chassis Handle: 0x0003
	Type: Motherboard
	Contained Object Handles: 0

Handle 0x0003, DMI type 3, 22 bytes
Chassis Information
	Manufacturer: To Be Filled By O.E.M.
	Type: Desktop
	Lock: Not Present
	Version: To Be Filled By O.E.M.
	Serial Number: To Be Filled By O.E.M.
	Asset Tag: To Be Filled By O.E.M.
	Boot-up State: Safe
	Power Supply State: Safe
	Thermal State: Safe
	Security Status: None
	OEM Information: 0x00000000
	Height: Unspecified
	Number Of Power Cords: 1
	Contained Elements: 0
	SKU Number: To be filled by O.E.M.

Handle 0x0008, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J1A1
	Internal Connector Type: None
	External Reference Designator: PS2Mouse
	External Connector Type: PS/2
	Port Type: Mouse Port

Handle 0x0009, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J1A1
	Internal Connector Type: None
	External Reference Designator: Keyboard
	External Connector Type: PS/2
	Port Type: Keyboard Port

Handle 0x000A, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J2A1
	Internal Connector Type: None
	External Reference Designator: TV Out
	External Connector Type: Mini Centronics Type-14
	Port Type: Other

Handle 0x000B, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J2A2A
	Internal Connector Type: None
	External Reference Designator: COM A
	External Connector Type: DB-9 male
	Port Type: Serial Port 16550A Compatible

Handle 0x000C, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J2A2B
	Internal Connector Type: None
	External Reference Designator: Video
	External Connector Type: DB-15 female
	Port Type: Video Port

Handle 0x000D, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J3A1
	Internal Connector Type: None
	External Reference Designator: USB1
	External Connector Type: Access Bus (USB)
	Port Type: USB

Handle 0x000E, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J3A1
	Internal Connector Type: None
	External Reference Designator: USB2
	External Connector Type: Access Bus (USB)
	Port Type: USB

Handle 0x000F, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J3A1
	Internal Connector Type: None
	External Reference Designator: USB3
	External Connector Type: Access Bus (USB)
	Port Type: USB

Handle 0x0010, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J9A1 - TPM HDR
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x0011, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J9C1 - PCIE DOCKING CONN
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x0012, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J2B3 - CPU FAN
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x0013, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J6C2 - EXT HDMI
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x0014, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J3C1 - GMCH FAN
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x0015, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J1D1 - ITP
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x0016, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J9E2 - MDC INTPSR
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x0017, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J9E4 - MDC INTPSR
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x0018, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J9E3 - LPC HOT DOCKING
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x0019, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J9E1 - SCAN MATRIX
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x001A, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J9G1 - LPC SIDE BAND
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x001B, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J8F1 - UNIFIED
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x001C, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J6F1 - LVDS
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x001D, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J2F1 - LAI FAN
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x001E, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J2G1 - GFX VID
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x001F, DMI type 8, 9 bytes
Port Connector Information
	Internal Reference Designator: J1G6 - AC JACK
	Internal Connector Type: Other
	External Reference Designator: Not Specified
	External Connector Type: None
	Port Type: Other

Handle 0x0020, DMI type 9, 17 bytes
System Slot Information
	Designation: J6B2
	Type: x16 PCI Express
	Current Usage: In Use
	Length: Long
	ID: 0
	Characteristics:
		3.3 V is provided
		Opening is shared
		PME signal is supported
	Bus Address: 0000:00:01.0

Handle 0x0021, DMI type 9, 17 bytes
System Slot Information
	Designation: J6B1
	Type: x1 PCI Express
	Current Usage: In Use
	Length: Short
	ID: 1
	Characteristics:
		3.3 V is provided
		Opening is shared
		PME signal is supported
	Bus Address: 0000:00:1c.3

Handle 0x0022, DMI type 9, 17 bytes
System Slot Information
	Designation: J6D1
	Type: x1 PCI Express
	Current Usage: In Use
	Length: Short
	ID: 2
	Characteristics:
		3.3 V is provided
		Opening is shared
		PME signal is supported
	Bus Address: 0000:00:1c.4

Handle 0x0023, DMI type 9, 17 bytes
System Slot Information
	Designation: J7B1
	Type: x1 PCI Express
	Current Usage: In Use
	Length: Short
	ID: 3
	Characteristics:
		3.3 V is provided
		Opening is shared
		PME signal is supported
	Bus Address: 0000:00:1c.5

Handle 0x0024, DMI type 9, 17 bytes
System Slot Information
	Designation: J8B4
	Type: x1 PCI Express
	Current Usage: In Use
	Length: Short
	ID: 4
	Characteristics:
		3.3 V is provided
		Opening is shared
		PME signal is supported
	Bus Address: 0000:00:1c.6

Handle 0x0025, DMI type 10, 6 bytes
On Board Device Information
	Type: Video
	Status: Enabled
	Description:    To Be Filled By O.E.M.

Handle 0x0026, DMI type 11, 5 bytes
OEM Strings
	String 1: To Be Filled By O.E.M.

Handle 0x0027, DMI type 12, 5 bytes
System Configuration Options
	Option 1: To Be Filled By O.E.M.

Handle 0x0028, DMI type 16, 23 bytes
Physical Memory Array
	Location: System Board Or Motherboard
	Use: System Memory
	Error Correction Type: Multi-bit ECC
	Maximum Capacity: 4 GB
	Error Information Handle: Not Provided
	Number Of Devices: 2

Handle 0x0029, DMI type 19, 31 bytes
Memory Array Mapped Address
	Starting Address: 0x00000000000
	Ending Address: 0x0007FFFFFFF
	Range Size: 2 GB
	Physical Array Handle: 0x0028
	Partition Width: 2

Handle 0x002A, DMI type 17, 34 bytes
Memory Device
	Array Handle: 0x0028
	Error Information Handle: Not Provided
	Total Width: 64 bits
	Data Width: 64 bits
	Size: 2048 MB
	Form Factor: DIMM
	Set: None
	Locator: A1_DIMM0
	Bank Locator: A1_BANK0
	Type: DDR3
	Type Detail: Unknown
	Speed: 1333 MHz
	Manufacturer: A1_Manufacturer0
	Serial Number: A1_SerNum0
	Asset Tag: A1_AssetTagNum0
	Part Number: Array1_PartNumber0
	Rank: Unknown
	Configured Clock Speed: 1333 MHz

Handle 0x002B, DMI type 20, 35 bytes
Memory Device Mapped Address
	Starting Address: 0x00000000000
	Ending Address: 0x0007FFFFFFF
	Range Size: 2 GB
	Physical Device Handle: 0x002A
	Memory Array Mapped Address Handle: 0x0029
	Partition Row Position: <OUT OF SPEC>
	Interleave Position: Unknown
	Interleaved Data Depth: Unknown

Handle 0x002C, DMI type 17, 34 bytes
Memory Device
	Array Handle: 0x0028
	Error Information Handle: Not Provided
	Total Width: 8 bits
	Data Width: 64 bits
	Size: No Module Installed
	Form Factor: DIMM
	Set: None
	Locator: A1_DIMM1
	Bank Locator: A1_BANK1
	Type: Unknown
	Type Detail: Unknown
	Speed: Unknown
	Manufacturer: A1_Manufacturer1
	Serial Number: A1_SerNum1
	Asset Tag: A1_AssetTagNum1
	Part Number: Array1_PartNumber1
	Rank: Unknown
	Configured Clock Speed: 1333 MHz

Handle 0x002D, DMI type 126, 35 bytes
Inactive

Handle 0x002E, DMI type 32, 20 bytes
System Boot Information
	Status: No errors detected

Handle 0x002F, DMI type 41, 11 bytes
Onboard Device
	Reference Designation:  Onboard IGD
	Type: Video
	Status: Enabled
	Type Instance: 1
	Bus Address: 0000:00:02.0

Handle 0x0030, DMI type 41, 11 bytes
Onboard Device
	Reference Designation:  Onboard LAN
	Type: Ethernet
	Status: Enabled
	Type Instance: 1
	Bus Address: 0000:00:19.0

Handle 0x0031, DMI type 41, 11 bytes
Onboard Device
	Reference Designation:  Onboard 1394
	Type: Other
	Status: Enabled
	Type Instance: 1
	Bus Address: 0000:03:1c.2

Handle 0x0032, DMI type 7, 19 bytes
Cache Information
	Socket Designation: CPU Internal L1
	Configuration: Enabled, Not Socketed, Level 1
	Operational Mode: Write Back
	Location: Internal
	Installed Size: 224 kB
	Maximum Size: 224 kB
	Supported SRAM Types:
		Unknown
	Installed SRAM Type: Unknown
	Speed: Unknown
	Error Correction Type: Single-bit ECC
	System Type: Other
	Associativity: Other

Handle 0x0033, DMI type 7, 19 bytes
Cache Information
	Socket Designation: CPU Internal L2
	Configuration: Enabled, Not Socketed, Level 2
	Operational Mode: Write Back
	Location: Internal
	Installed Size: 2048 kB
	Maximum Size: 2048 kB
	Supported SRAM Types:
		Unknown
	Installed SRAM Type: Unknown
	Speed: Unknown
	Error Correction Type: Single-bit ECC
	System Type: Unified
	Associativity: 16-way Set-associative

Handle 0x0034, DMI type 4, 42 bytes
Processor Information
	Socket Designation: SOCKET 0
	Type: Central Processor
	Family: Core i5
	Manufacturer: Intel
	ID: 78 06 03 00 FF FB EB BF
	Signature: Type 0, Family 6, Model 55, Stepping 8
	Flags:
		FPU (Floating-point unit on-chip)
		VME (Virtual mode extension)
		DE (Debugging extension)
		PSE (Page size extension)
		TSC (Time stamp counter)
		MSR (Model specific registers)
		PAE (Physical address extension)
		MCE (Machine check exception)
		CX8 (CMPXCHG8 instruction supported)
		APIC (On-chip APIC hardware supported)
		SEP (Fast system call)
		MTRR (Memory type range registers)
		PGE (Page global enable)
		MCA (Machine check architecture)
		CMOV (Conditional move instruction supported)
		PAT (Page attribute table)
		PSE-36 (36-bit page size extension)
		CLFSH (CLFLUSH instruction supported)
		DS (Debug store)
		ACPI (ACPI supported)
		MMX (MMX technology supported)
		FXSR (FXSAVE and FXSTOR instructions supported)
		SSE (Streaming SIMD extensions)
		SSE2 (Streaming SIMD extensions 2)
		SS (Self-snoop)
		HTT (Multi-threading)
		TM (Thermal monitor supported)
		PBE (Pending break enabled)
	Version: Intel(R) Atom(TM) CPU Z3735D @ 1.33GHz
	Voltage: 1.2 V
	External Clock: 83 MHz
	Max Speed: 2400 MHz
	Current Speed: 1330 MHz
	Status: Populated, Enabled
	Upgrade: Socket BGA1155
	L1 Cache Handle: 0x0032
	L2 Cache Handle: 0x0033
	L3 Cache Handle: Not Provided
	Serial Number: Not Specified
	Asset Tag: Fill By OEM
	Part Number: Fill By OEM
	Core Count: 4
	Core Enabled: 4
	Thread Count: 4
	Characteristics:
		64-bit capable

Handle 0x0035, DMI type 131, 64 bytes
OEM-specific Type
	Header and Data:
		83 40 35 00 00 00 00 00 00 00 00 00 00 00 00 00
		00 00 00 00 00 00 00 00 01 00 00 00 00 00 01 00
		24 04 02 00 00 00 00 00 00 00 00 00 00 00 00 00
		00 00 00 00 50 00 00 00 76 50 72 6F 00 00 00 00

Handle 0x0036, DMI type 127, 4 bytes
End Of Table


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