Commit Graph

2785 Commits

Author SHA1 Message Date
Linus Torvalds 672a9c1069 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
Pull trivial tree updates from Jiri Kosina.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial:
  kfifo: fix inaccurate comment
  tools/thermal: tmon: fix for segfault
  net: Spelling s/stucture/structure/
  edd: don't spam log if no EDD information is present
  Documentation: Fix early-microcode.txt references after file rename
  tracing: Block comments should align the * on each line
  treewide: Fix typos in printk
  GenWQE: Fix a typo in two comments
  treewide: Align function definition open/close braces
2018-04-05 11:56:35 -07:00
Linus Torvalds ac9053d2dc USB/PHY patches for 4.17-rc1
Here is the big set of USB and PHY driver patches for 4.17-rc1.
 
 Lots of USB typeC work happened this round, with code moving from the
 staging directory into the "real" part of the kernel, as well as new
 infrastructure being added to be able to handle the different types of
 "roles" that typeC requires.
 
 There is also the normal huge set of USB gadget controller and driver
 updates, along with XHCI changes, and a raft of other tiny fixes all
 over the USB tree.  And the PHY driver updates are merged in here as
 well as they interacted with the USB drivers in some places.
 
 All of these have been in linux-next for a while with no reported
 issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-4.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB/PHY updates from Greg KH:
 "Here is the big set of USB and PHY driver patches for 4.17-rc1.

  Lots of USB typeC work happened this round, with code moving from the
  staging directory into the "real" part of the kernel, as well as new
  infrastructure being added to be able to handle the different types of
  "roles" that typeC requires.

  There is also the normal huge set of USB gadget controller and driver
  updates, along with XHCI changes, and a raft of other tiny fixes all
  over the USB tree. And the PHY driver updates are merged in here as
  well as they interacted with the USB drivers in some places.

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'usb-4.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (250 commits)
  Revert "USB: serial: ftdi_sio: add Id for Physik Instrumente E-870"
  usb: musb: gadget: misplaced out of bounds check
  usb: chipidea: imx: Fix ULPI on imx53
  usb: chipidea: imx: Cleanup ci_hdrc_imx_platform_flag
  usb: chipidea: usbmisc: small clean up
  usb: chipidea: usbmisc: evdo can be set e/o reset
  usb: chipidea: usbmisc: evdo is only specific to OTG port
  USB: serial: ftdi_sio: add Id for Physik Instrumente E-870
  usb: dwc3: gadget: never call ->complete() from ->ep_queue()
  usb: gadget: udc: core: update usb_ep_queue() documentation
  usb: host: Remove the deprecated ATH79 USB host config options
  usb: roles: Fix return value check in intel_xhci_usb_probe()
  USB: gadget: f_midi: fixing a possible double-free in f_midi
  usb: core: Add USB_QUIRK_DELAY_CTRL_MSG to usbcore quirks
  usb: core: Copy parameter string correctly and remove superfluous null check
  USB: announce bcdDevice as well as idVendor, idProduct.
  USB:fix USB3 devices behind USB3 hubs not resuming at hibernate thaw
  usb: hub: Reduce warning to notice on power loss
  USB: serial: ftdi_sio: add support for Harman FirmwareHubEmulator
  USB: serial: cp210x: add ELDAT Easywave RX09 id
  ...
2018-04-04 17:55:35 -07:00
Rafael J. Wysocki 0c9ed61bdd Merge branches 'acpi-battery', 'acpi-doc' and 'acpi-pmic'
* acpi-battery:
  Revert "ACPI: battery: Add the ThinkPad "Not Charging" quirk"
  ACPI: battery: do not export degraded capacity values over 100
  ACPI: battery: make function __battery_hook_unregister() static
  ACPI: battery: Add the ThinkPad "Not Charging" quirk
  thinkpad_acpi: Add support for battery thresholds
  power: add to_power_supply macro to the API
  battery: Add the battery hooking API

* acpi-doc:
  ACPI: sysfs: Update device object sysfs documentation

* acpi-pmic:
  ACPI / PMIC: Replace license boilerplate with SPDX license identifier
2018-04-02 10:58:13 +02:00
Joe Perches 447a5647c9 treewide: Align function definition open/close braces
Some functions definitions have either the initial open brace and/or
the closing brace outside of column 1.

Move those braces to column 1.

This allows various function analyzers like gnu complexity to work
properly for these modified functions.

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Acked-by: Paul Moore <paul@paul-moore.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Takashi Iwai <tiwai@suse.de>
Acked-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>
Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2018-03-26 11:13:09 +02:00
Hans de Goede 29b4aec2f4 platform/x86: intel_cht_int33fe: Add device connections for the Type-C port
We need to add device-connections for the Type-C mux/switch and usb-role
code to be able to find the PI3USB30532 Type-C cross-switch and the
device/host role-switch integrated in the CHT SoC.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-03-22 13:49:28 +01:00
Linus Torvalds 274a1ff070 platform-drivers-x86 for v4.16-7
DELL_SMBIOS conditionally depends on ACPI_WMI in the same way it depends
 on DCDBAS, update the Kconfig accordingly. Correct the driver init order
 to ensure that the driver dependencies are met, avoiding race conditions
 resulting in boot failure on certain systems when the drivers are
 built-in.
 
 The following is an automated git shortlog grouped by driver:
 
 dell-smbios and related drivers:
  - Fix dell driver init order
  - Resolve dependency error on ACPI_WMI
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Merge tag 'platform-drivers-x86-v4.16-7' of git://git.infradead.org/linux-platform-drivers-x86

Pull x86 platform drives fixes from Darren Hart:

 - DELL_SMBIOS conditionally depends on ACPI_WMI in the same way it
   depends on DCDBAS, update the Kconfig accordingly.

 - fix the dell driver init order to ensure that the driver dependencies
   are met, avoiding race conditions resulting in boot failure on
   certain systems when the drivers are built-in.

* tag 'platform-drivers-x86-v4.16-7' of git://git.infradead.org/linux-platform-drivers-x86:
  platform/x86: Fix dell driver init order
  platform/x86: dell-smbios: Resolve dependency error on ACPI_WMI
2018-03-14 13:01:14 -07:00
Darren Hart (VMware) 49368c1321 platform/x86: Fix dell driver init order
Update the initcall ordering to satisfy the following dependency
ordering:

1. DCDBAS, ACPI_WMI
2. DELL_SMBIOS, DELL_RBTN
3. DELL_LAPTOP, DELL_WMI

By assigning them to the following initcall levels:

subsys_initcall: DCDBAS, ACPI_WMI
module_init: DELL_SMBIOS, DELL_RBTN
late_initcall: DELL_LAPTOP, DELL_WMI

Cc: Dominik Brodowski <linux@dominikbrodowski.net>
Cc: Mario.Limonciello@dell.com
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-03-14 11:05:53 -07:00
Darren Hart 75073a64a9 platform/x86: dell-smbios: Resolve dependency error on ACPI_WMI
Similarly to DCDBAS for DELL_SMBIOS_SMM, if DELL_SMBIOS_WMI is enabled,
DELL_SMBIOS becomes dependent on ACPI_WMI. Update the depends lines to
prevent a configuration where DELL_SMBIOS=y and either backend
dependency =m. Update the comment accordingly.

Cc: Mario Limonciello <mario.limonciello@dell.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Dominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-03-14 11:05:43 -07:00
Linus Torvalds b3337a6c35 platform-drivers-x86 for v4.16-6
Correct a module loading race condition between the DELL_SMBIOS backend
 modules and the first user by converting them to bool features of the
 DELL_SMBIOS driver. Fixup the resulting Kconfig dependency issue with
 DCDBAS.
 
 The following is an automated git shortlog grouped by driver:
 
  -  Resolve dependency error on DCDBAS
  -  Allow for SMBIOS backend defaults
  -  Link all dell-smbios-* modules together
  -  Rename dell-smbios source to dell-smbios-base
  -  Correct some style warnings
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Merge tag 'platform-drivers-x86-v4.16-6' of git://git.infradead.org/linux-platform-drivers-x86

Pull x86 platform driver fixes from Darren Hart:
 "Correct a module loading race condition between the DELL_SMBIOS
  backend modules and the first user by converting them to bool features
  of the DELL_SMBIOS driver. Fixup the resulting Kconfig dependency
  issue with DCDBAS"

* tag 'platform-drivers-x86-v4.16-6' of git://git.infradead.org/linux-platform-drivers-x86:
  platform/x86: dell-smbios: Resolve dependency error on DCDBAS
  platform/x86: Allow for SMBIOS backend defaults
  platform/x86: dell-smbios: Link all dell-smbios-* modules together
  platform/x86: dell-smbios: Rename dell-smbios source to dell-smbios-base
  platform/x86: dell-smbios: Correct some style warnings
2018-03-10 08:35:29 -08:00
Darren Hart (VMware) 32d7b19bad platform/x86: dell-smbios: Resolve dependency error on DCDBAS
When the DELL_SMBIOS_SMM backend is enabled, the DELL_SMBIOS symbol
depends on DELL_DCDBAS, and we must avoid the situation where
DELL_SMBIOS=y and DCDBAS=m.

Adding the conditional dependency to DELL_SMBIOS such as:

depends !DELL_SMBIOS_SMM || (DCDBAS || DCDBAS=n)

results in the Kconfig tooling complaining about a circular dependency,
although it appears to work in practice.

Avoid the errors by simplifying the dependency and forcing DELL_SMBIOS
to be <= DCDBAS if DCDBAS is enabled (thanks to Greg KH for the
suggestion).

Cc: Mario.Limonciello@dell.com
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-03-09 09:35:46 -08:00
Darren Hart (VMware) 329d58b890 platform/x86: Allow for SMBIOS backend defaults
Avoid accidental configurations by setting default y for DELL_SMBIOS
backends. Avoid this impacting the default build size, by making them
dependent on DELL_SMBIOS, so they only appear when DELL_SMBIOS is
manually selected, or by DELL_LAPTOP or DELL_WMI.

While DELL_SMBIOS does have a prompt, it does not have any dependencies.
Keeping DELL_SMBIOS visible, despite being "select"ed by DELL_LAPTOP and
DELL_WMI, is a deliberate choice to provide context for the WMI and SMM
backends, which would otherwise appear to float without context within
the menu.

Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-03-09 09:35:44 -08:00
Mario Limonciello 25d47027e1 platform/x86: dell-smbios: Link all dell-smbios-* modules together
Some race conditions were raised due to dell-smbios and its backends
not being ready by the time that a consumer would call one of the
exported methods.

To avoid this problem, guarantee that all initialization has been
done by linking them all together and running init for them all.

As part of this change the Kconfig needs to be adjusted so that
CONFIG_DELL_SMBIOS_SMM and CONFIG_DELL_SMBIOS_WMI are boolean
rather than modules.

CONFIG_DELL_SMBIOS is a visually selectable option again and both
CONFIG_DELL_SMBIOS_WMI and CONFIG_DELL_SMBIOS_SMM are optional.

Signed-off-by: Mario Limonciello <mario.limonciello@dell.com>
[dvhart: Update prompt and help text for DELL_SMBIOS_* backends]
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-03-09 09:35:42 -08:00
Mario Limonciello 94f77cb168 platform/x86: dell-smbios: Rename dell-smbios source to dell-smbios-base
This is being done to faciliate a later change to link all the dell-smbios
drivers together.

Signed-off-by: Mario Limonciello <mario.limonciello@dell.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-03-09 09:35:30 -08:00
Mario Limonciello b53539625e platform/x86: dell-smbios: Correct some style warnings
WARNING: function definition argument 'struct calling_interface_buffer *'
should also have an identifier name
+       int (*call_fn)(struct calling_interface_buffer *);

WARNING: Block comments use * on subsequent lines
+       /* 4 bytes of table header, plus 7 bytes of Dell header,
	plus at least
+          6 bytes of entry */

WARNING: Block comments use a trailing */ on a separate line
+          6 bytes of entry */

Signed-off-by: Mario Limonciello <mario.limonciello@dell.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-03-09 09:35:16 -08:00
Dmitry Torokhov fc88bbdae0 Revert "platform/chrome: chromeos_laptop: make chromeos_laptop const"
This reverts commit a376cd9160 because
chromeos_laptop instances should not be marked as "const" (at this
time), since i2c_peripheral is being modified (we change "state" and
"tries") when we instantiate devices.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Benson Leung <bleung@chromium.org>
2018-03-07 21:18:04 -08:00
Joe Perches 1cedc6385d platform/x86: wmi: Fix misuse of vsprintf extension %pULL
%pULL doesn't officially exist but %pUL does.

Miscellanea:

o Add missing newlines to a couple logging messages

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-03-01 10:01:39 -08:00
Rafael J. Wysocki 38c08aa54b platform/x86: intel-hid: Reset wakeup capable flag on removal
The intel-hid device will not be able to wake up the system any more
after removing the notify handler provided by its driver, so make
its sysfs attributes reflect that.

Fixes: ef884112e5 (platform: x86: intel-hid: Wake up the system from suspend-to-idle)
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-03-01 13:08:25 +02:00
Rafael J. Wysocki b758dbd576 platform/x86: intel-vbtn: Reset wakeup capable flag on removal
The intel-vbtn device will not be able to wake up the system any more
after removing the notify handler provided by its driver, so make
its sysfs attributes reflect that.

Fixes: 91f9e850d4 (platform: x86: intel-vbtn: Wake up the system from suspend-to-idle)
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-03-01 13:08:25 +02:00
Mario Limonciello de9647efea platform/x86: intel-vbtn: Only activate tablet mode switch on 2-in-1's
Some laptops such as the XPS 9360 support the intel-vbtn INT33D6
interface but don't initialize the bit that intel-vbtn uses to
represent switching tablet mode.

By running this only on real 2-in-1's it shouldn't cause false
positives.

Fixes: 30323fb6d5 ("Support tablet mode switch")
Reported-by: Jeremy Cline <jeremy@jcline.org>
Signed-off-by: Mario Limonciello <mario.limonciello@dell.com>
Tested-by: Jeremy Cline <jeremy@jcline.org>
Tested-by: Darren Hart (VMware) <dvhart@infradead.org>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-02-25 08:02:40 -08:00
Ognjen Galic 2801b9683f thinkpad_acpi: Add support for battery thresholds
1) Charge start threshold
/sys/class/power_supply/BATN/charge_start_threshold

Valid values are [0, 99]. A value of 0 turns off the
start threshold wear control.

2) Charge stop threshold
/sys/class/power_supply/BATN/charge_stop_threshold

Valid values are [1, 100]. A value of 100 turns off
the stop threshold wear control. This must be
configured first.

Signed-off-by: Ognjen Galic <smclt30p@gmail.com>
Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2018-02-21 23:27:13 +01:00
Alexander Abrosimov c8ba9db2a7 platform/x86: dell-laptop: Removed duplicates in DMI whitelist
Fixed a mistake in which several entries were duplicated in the DMI list
from the below commit
fe486138 platform/x86: dell-laptop: Add 2-in-1 devices to the DMI whitelist

Signed-off-by: Alexander Abrosimov <alexander.n.abrosimov@gmail.com>
Reviewed-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-15 12:18:33 +02:00
Laszlo Toth eca39e7f0c platform/x86: dell-laptop: fix kbd_get_state's request value
Commit 9862b43624 ("platform/x86: dell-laptop: Allocate buffer on heap
rather than globally")
broke one request, changed it back to the original value.

Tested on a Dell E6540, backlight came back.

Fixes: 9862b43624 ("platform/x86: dell-laptop: Allocate buffer on heap rather than globally")
Signed-off-by: Laszlo Toth <laszlth@gmail.com>
Reviewed-by: Pali Rohár <pali.rohar@gmail.com>
Reviewed-by: Mario Limonciello <mario.limonciello@dell.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-15 12:18:33 +02:00
Aaron Ma ed5b9ba7be platform/x86: ideapad-laptop: Increase timeout to wait for EC answer
Lenovo E41-20 needs more time than 100ms to read VPC,
the funtion keys always failed responding.
Increase timeout to get the value from VPC, then
the funtion keys like mic mute key work well.

Signed-off-by: Aaron Ma <aaron.ma@canonical.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-15 12:18:32 +02:00
Andrey Ryabinin 6e1d8ea909 platform/x86: wmi: fix off-by-one write in wmi_dev_probe()
wmi_dev_probe() allocates one byte less than necessary, thus
subsequent sprintf() call writes trailing zero past the end
of the 'buf':

    BUG: KASAN: slab-out-of-bounds in vsnprintf+0xda4/0x1240
    Write of size 1 at addr ffff880423529caf by task kworker/1:1/32

    Call Trace:
     dump_stack+0xb3/0x14d
     print_address_description+0xd7/0x380
     kasan_report+0x166/0x2b0
     vsnprintf+0xda4/0x1240
     sprintf+0x9b/0xd0
     wmi_dev_probe+0x1c3/0x400
     driver_probe_device+0x5d1/0x990
     bus_for_each_drv+0x109/0x190
     __device_attach+0x217/0x360
     bus_probe_device+0x1ad/0x260
     deferred_probe_work_func+0x10f/0x5d0
     process_one_work+0xa8b/0x1dc0
     worker_thread+0x20d/0x17d0
     kthread+0x311/0x3d0
     ret_from_fork+0x3a/0x50

    Allocated by task 32:
     kasan_kmalloc+0xa0/0xd0
     __kmalloc+0x14f/0x3e0
     wmi_dev_probe+0x182/0x400
     driver_probe_device+0x5d1/0x990
     bus_for_each_drv+0x109/0x190
     __device_attach+0x217/0x360
     bus_probe_device+0x1ad/0x260
     deferred_probe_work_func+0x10f/0x5d0
     process_one_work+0xa8b/0x1dc0
     worker_thread+0x20d/0x17d0
     kthread+0x311/0x3d0
     ret_from_fork+0x3a/0x50

Increment allocation size to fix this.

Fixes: 44b6b76611 ("platform/x86: wmi: create userspace interface for drivers")
Signed-off-by: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-15 12:18:32 +02:00
Linus Torvalds a9a08845e9 vfs: do bulk POLL* -> EPOLL* replacement
This is the mindless scripted replacement of kernel use of POLL*
variables as described by Al, done by this script:

    for V in IN OUT PRI ERR RDNORM RDBAND WRNORM WRBAND HUP RDHUP NVAL MSG; do
        L=`git grep -l -w POLL$V | grep -v '^t' | grep -v /um/ | grep -v '^sa' | grep -v '/poll.h$'|grep -v '^D'`
        for f in $L; do sed -i "-es/^\([^\"]*\)\(\<POLL$V\>\)/\\1E\\2/" $f; done
    done

with de-mangling cleanups yet to come.

NOTE! On almost all architectures, the EPOLL* constants have the same
values as the POLL* constants do.  But they keyword here is "almost".
For various bad reasons they aren't the same, and epoll() doesn't
actually work quite correctly in some cases due to this on Sparc et al.

The next patch from Al will sort out the final differences, and we
should be all done.

Scripted-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-02-11 14:34:03 -08:00
Linus Torvalds cc5cb5af3a platform-drivers-x86 for v4.16-3
Mellanox fixes and new system type support.
 
 The following is an automated git shortlog grouped by driver:
 
 mlx-platform:
  -  Add support for new 200G IB and Ethernet systems
  -  Add support for new msn201x system type
  -  Add support for new msn274x system type
  -  Fix power cable setting for msn21xx family
  -  Add define for the negative bus
  -  Use defines for bus assignment
 
 platform/mellanox:
  -  mlxreg-hotplug: Fix uninitialized variable
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Merge tag 'platform-drivers-x86-v4.16-3' of git://github.com/dvhart/linux-pdx86

Pull x86 platform driver updates from Darren Hart:
 "Mellanox fixes and new system type support.

  Mostly data for new system types with a correction and an
  uninitialized variable fix"

[ Pulling from github because git.infradead.org currently seems to be
  down for some reason, but Darren had a backup location    - Linus ]

* tag 'platform-drivers-x86-v4.16-3' of git://github.com/dvhart/linux-pdx86:
  platform/x86: mlx-platform: Add support for new 200G IB and Ethernet systems
  platform/x86: mlx-platform: Add support for new msn201x system type
  platform/x86: mlx-platform: Add support for new msn274x system type
  platform/x86: mlx-platform: Fix power cable setting for msn21xx family
  platform/x86: mlx-platform: Add define for the negative bus
  platform/x86: mlx-platform: Use defines for bus assignment
  platform/mellanox: mlxreg-hotplug: Fix uninitialized variable
2018-02-10 13:55:33 -08:00
Linus Torvalds e9d46f74ec chrome-platform-for-linus-4.16
Moving cros_ec_dev to drivers/mfd.
 Other small maintenance fixes.
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Merge tag 'chrome-platform-for-linus-4.16' of git://git.kernel.org/pub/scm/linux/kernel/git/bleung/chrome-platform

Pull chrome platform updates from Benson Leung:

 - move cros_ec_dev to drivers/mfd

 - other small maintenance fixes

[ The cros_ec_dev movement came in earlier through the MFD tree  - Linus ]

* tag 'chrome-platform-for-linus-4.16' of git://git.kernel.org/pub/scm/linux/kernel/git/bleung/chrome-platform:
  platform/chrome: Use proper protocol transfer function
  platform/chrome: cros_ec_lpc: Add support for Google Glimmer
  platform/chrome: cros_ec_lpc: Register the driver if ACPI entry is missing.
  platform/chrome: cros_ec_lpc: remove redundant pointer request
  cros_ec: fix nul-termination for firmware build info
  platform/chrome: chromeos_laptop: make chromeos_laptop const
2018-02-10 13:50:23 -08:00
Vadim Pasternak 1bd42d94cc platform/x86: mlx-platform: Add support for new 200G IB and Ethernet systems
It adds support for new Mellanox system types of basic classes qmb7, sn34,
sn37, containing systems QMB700 (40x200GbE InfiniBand switch), SN3700
(32x200GbE and 16x400GbE Ethernet switch) and SN3410 (6x400GbE plus
48x50GbE Ethernet switch). These are the Top of the Rack systems, equipped
with Mellanox COM-Express carrier board and switch board with Mellanox
Quantum device, which supports InfiniBand switching with 40X200G ports and
line rate of up to HDR speed or with Mellanox Spectrum-2 device, which
supports Ethernet switching with 32X200G ports line rate of up to HDR
speed.

Signed-off-by: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-02-09 17:23:20 -08:00
Vadim Pasternak a49a41482f platform/x86: mlx-platform: Add support for new msn201x system type
It adds support for new Mellanox system types of basic half unit size
class msn201x, containing system MSN2010 (18x10GbE plus 4x4x25GbE) half
and its derivatives. This is the Top of the Rack system, equipped with
Mellanox Small Form Factor carrier board and switch board with Mellanox
Spectrum device, which supports Ethernet switching with 32X100G ports line
rate of up to EDR speed.

Signed-off-by: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-02-09 17:23:16 -08:00
Vadim Pasternak ef08e14a38 platform/x86: mlx-platform: Add support for new msn274x system type
It adds support for new Mellanox system types of basic class msn274x,
containing system MSN2740 (32x100GbE Ethernet switch with cost reduction)
and its derivatives. These are the Top of the Rack system, equipped with
Mellanox Small Form Factor carrier board and switch board with Mellanox
Spectrum device, which supports Ethernet switching with 32X100G ports line
rate of up to EDR speed.

Signed-off-by: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-02-09 17:23:07 -08:00
Vadim Pasternak 6016f7d54b platform/x86: mlx-platform: Fix power cable setting for msn21xx family
Add dedicated structure with power cable setting for Mellanox msn21xx
family. These systems do not have a physical device for the power unit
controller. When the power cable is inserted or removed, the relevant
interrupt signal is handled, the status is updated, but no device is
associated with the signal.

Add definition for interrupt low aggregation signal. On system from
msn21xx family, low aggregation mask should be removed in order to allow
signal to hit CPU.

Fixes: 6613d18e90 ("platform/x86: mlx-platform: Move module from arch/x86")
Signed-off-by: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-02-08 17:47:51 -08:00
Vadim Pasternak 1778567a20 platform/x86: mlx-platform: Add define for the negative bus
Add define for the negative bus ID in order to use it in case no hotplug
device is associated with the hotplug interrupt signal. In this case,
the signal will be handled by the mlxreg-hotplug driver, but no device
will be associated with the signal.

Signed-off-by: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-02-08 17:45:52 -08:00
Vadim Pasternak ba814fdd0e platform/x86: mlx-platform: Use defines for bus assignment
Add defines for the bus IDs, used for hotplug device topology to improve
code readability. Defines added for FAN and power units.

Signed-off-by: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-02-08 17:45:02 -08:00
Geert Uytterhoeven b81e830c9a platform/mellanox: mlxreg-hotplug: Fix uninitialized variable
With gcc-4.1.2:

    drivers/platform/mellanox/mlxreg-hotplug.c: In function ‘mlxreg_hotplug_health_work_helper’:
    drivers/platform/mellanox/mlxreg-hotplug.c:347: warning: ‘ret’ is used uninitialized in this function

Indeed, if mlxreg_core_item.count is zero, ret is used uninitialized.

While this is unlikely to happen (it is set to ARRAY_SIZE(...) in x86
board files), this is done in another source file, so fix this by
preinitializing ret to zero.

Fixes: c6acad68eb ("platform/mellanox: mlxreg-hotplug: Modify to use a regmap interface")
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-02-08 17:43:37 -08:00
Andy Shevchenko 9a7c551ba7 platform/x86: samsung-laptop: Re-use DEFINE_SHOW_ATTRIBUTE() macro
...instead of open coding file operations followed by custom ->open()
callbacks per each attribute.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-07 12:50:23 +02:00
Andy Shevchenko 334c4efd29 platform/x86: ideapad-laptop: Re-use DEFINE_SHOW_ATTRIBUTE() macro
...instead of open coding file operations followed by custom ->open()
callbacks per each attribute.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-07 12:50:22 +02:00
Andy Shevchenko b04eb8aaab platform/x86: dell-laptop: Re-use DEFINE_SHOW_ATTRIBUTE() macro
...instead of open coding file operations followed by custom ->open()
callbacks per each attribute.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-07 12:50:22 +02:00
Andy Shevchenko a08f06bb7a seq_file: Introduce DEFINE_SHOW_ATTRIBUTE() helper macro
The DEFINE_SHOW_ATTRIBUTE() helper macro would be useful for current
users, which are many of them, and for new comers to decrease code
duplication.

Acked-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Darren Hart (VMware) <dvhart@infradead.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-07 12:50:21 +02:00
Linus Torvalds cbd7b8a76b platform-drivers-x86 for v4.16-1
New model support added for Dell, Ideapad, Acer, Asus, Thinkpad, and GPD
 laptops.  Improvements to the common intel-vbtn driver, including tablet
 mode, rotate, and front button support. Intel CPU support added for
 Cannonlake and platform support for Dollar Cove power button.
 
 Overhaul of the mellanox platform driver, creating a new
 platform/mellanox directory for the newly multi-architecture regmap
 interface.
 
 Significant Intel PMC update with CannonLake support, Coffeelake update,
 CPUID enumeration, module support, new read64 API, refactoring and
 cleanups.
 
 Revert the apple-gmux iGP IO lock, addressing reported issues with
 non-binary drivers, leaving Nvidia binary driver users to comment out
 conflicting code.
 
 Miscellaneous fixes and cleanups.
 
 Previously merged during the 4.15-rc cycle:
 - e20a8e771d platform/x86: dell-laptop: Fix keyboard max lighting for Dell Latitude E6410
 - 9cd5cf3710 platform/x86: asus-wireless: send an EV_SYN/SYN_REPORT between state changes
 - 91c73e8092 platform/x86: dell-wmi: check for kmalloc() errors
 - 9a1a625918 platform/x86: wmi: Call acpi_wmi_init() later
 
 The following is an automated git shortlog grouped by driver:
 
 ACPI / LPIT:
  -  Export lpit_read_residency_count_address()
 
 Input:
  -  add KEY_ROTATE_LOCK_TOGGLE
 
 MAINTAINERS:
  -  Update tree for platform-drivers-x86
 
 x86/cpu:
  -  Add Cannonlake to Intel family
 
 acer-wireless:
  - Add Acer Wireless Radio Control driver
 
 intel_chtdc_ti_pwrbtn:
  - Add support for Dollar Cove TI power button
 
 GPD pocket fan:
  -  Add driver for GPD pocket custom fan controller
  -  Stop work on suspend
  -  Use a min-speed of 2 while charging
  -  Set speed to max on get_temp failure
 
 apple-gmux:
  -  Revert: lock iGP IO to protect from vgaarb changes
 
 alienware-wmi:
  -  lightbar LED support for Dell Inspiron 5675
 
 asus-nb-wmi:
  -  Support ALS on the Zenbook UX430UQ
 
 dell-laptop:
  -  Allocate buffer on heap rather than globally
  -  Add 2-in-1 devices to the DMI whitelist
  -  Filter out spurious keyboard backlight change events
  -  make some local functions static
  -  Use bool in struct quirk_entry for true/false fields
 
 dell-smbios:
  -  Correct notation for filtering
 
 dell-wmi:
  -  Add an event created by Dell Latitude 5495
 
 Kconfig
  - have ACPI_CMPC use depends instead of select for INPUT
 
 ideapad-laptop:
  -  Add Y720-15IKB to no_hw_rfkill
  -  add lenovo RESCUER R720-15IKBN to no_hw_rfkill_list
  -  Use __func__ instead of write_ec_cmd in pr_err
  -  Remove unnecessary else
 
 intel-hid:
  -  add a DMI quirk to support Wacom MobileStudio Pro
 
 intel-vbtn:
  -  Replace License by SDPX identifier
  -  Remove redundant inclusions
  -  Support tablet mode switch
  -  Simplify autorelease logic
  -  support panel front button
  -  support KEY_ROTATE_LOCK_TOGGLE
  -  Support separate press/release events
  -  support SW_TABLET_MODE
 
 intel_int0002_vgpio:
  -  Remove IRQF_NO_THREAD irq flag
 
 intel_pmc_core:
  -  Special case for Coffeelake
  -  Add CannonLake PCH support
  -  Read base address from LPIT
  -  Remove unused header file
  -  Convert to ICPU macro
  -  Substitute PCI with CPUID enumeration
  -  Refactor debugfs entries
  -  Update Kconfig
  -  Fix file permission warnings
  -  Change driver to a module
  -  Fix kernel doc for pmc_dev
  -  Remove unused variable
  -  Remove unused EXPORTED API
 
 intel_pmc_ipc:
  -  Add read64 API
 
 intel_telemetry:
  -  Remove redundancies
  -  Improve S0ix logs
  -  Fix suspend stats
 
 mlx-platform:
  -  Fix an ERR_PTR vs NULL issue
  -  Add hotplug device unregister to error path
  -  fix module aliases
  -  Add IO access verification callbacks
  -  Document pdev_hotplug field
  -  Allow compilation for 32 bit arch
 
 platform/mellanox:
  -  mlxreg-hotplug: Add check for negative adapter number
  -  mlxreg-hotplug: Enable building for ARM
  -  mlxreg-hotplug: Modify to use a regmap interface
  -  Group create/destroy with attribute functions
  -  Rename i2c bus to nr
  -  mlxreg-hotplug: Remove unused wait.h include
  -  Move Mellanox platform hotplug driver to platform/mellanox
 
 pmc_atom:
  -  introduce DEFINE_SHOW_ATTRIBUTE() macro
 
 samsung-laptop:
  -  Grammar s/are can/can/
 
 silead_dmi:
  -  Add Teclast X3 Plus tablet support
  -  Add entry for newer BIOS for Trekstor Surftab 7.0
  -  Add entry for the Teclast X98 Plus II
  -  Add entry for the Trekstor Primebook C13
  -  Add entry for the Chuwi Vi8 tablet
  -  add entry for Chuwi Hi8 tablet
  -  Add support for the Onda oBook 20 Plus tablet
  -  Add touchscreen info for SurfTab twin 10.1
 
 thinkpad_acpi:
  -  suppress warning about palm detection
  -  Accept flat mode for type 4 multi mode status
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Merge tag 'platform-drivers-x86-v4.16-1' of git://git.infradead.org/linux-platform-drivers-x86

Pull x86 platform-driver updates from Darren Hart:
 "New model support added for Dell, Ideapad, Acer, Asus, Thinkpad, and
  GPD laptops. Improvements to the common intel-vbtn driver, including
  tablet mode, rotate, and front button support. Intel CPU support added
  for Cannonlake and platform support for Dollar Cove power button.

  Overhaul of the mellanox platform driver, creating a new
  platform/mellanox directory for the newly multi-architecture regmap
  interface.

  Significant Intel PMC update with CannonLake support, Coffeelake
  update, CPUID enumeration, module support, new read64 API, refactoring
  and cleanups.

  Revert the apple-gmux iGP IO lock, addressing reported issues with
  non-binary drivers, leaving Nvidia binary driver users to comment out
  conflicting code.

  Miscellaneous fixes and cleanups"

* tag 'platform-drivers-x86-v4.16-1' of git://git.infradead.org/linux-platform-drivers-x86: (81 commits)
  platform/x86: mlx-platform: Fix an ERR_PTR vs NULL issue
  platform/x86: intel_pmc_core: Special case for Coffeelake
  platform/x86: intel_pmc_core: Add CannonLake PCH support
  x86/cpu: Add Cannonlake to Intel family
  platform/x86: intel_pmc_core: Read base address from LPIT
  ACPI / LPIT: Export lpit_read_residency_count_address()
  platform/x86: intel-vbtn: Replace License by SDPX identifier
  platform/x86: intel-vbtn: Remove redundant inclusions
  platform/x86: intel-vbtn: Support tablet mode switch
  platform/x86: dell-laptop: Allocate buffer on heap rather than globally
  platform/x86: intel_pmc_core: Remove unused header file
  platform/x86: mlx-platform: Add hotplug device unregister to error path
  platform/x86: mlx-platform: fix module aliases
  platform/mellanox: mlxreg-hotplug: Add check for negative adapter number
  platform/x86: mlx-platform: Add IO access verification callbacks
  platform/x86: mlx-platform: Document pdev_hotplug field
  platform/x86: mlx-platform: Allow compilation for 32 bit arch
  platform/mellanox: mlxreg-hotplug: Enable building for ARM
  platform/mellanox: mlxreg-hotplug: Modify to use a regmap interface
  platform/mellanox: Group create/destroy with attribute functions
  ...
2018-02-06 15:30:52 -08:00
Dan Carpenter 8a0f5b6f33 platform/x86: mlx-platform: Fix an ERR_PTR vs NULL issue
devm_ioport_map() returns NULL on error but we accidentally check for
error pointers instead.

Fixes: c6acad68eb ("platform/mellanox: mlxreg-hotplug: Modify to use a regmap interface")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Vadim Pasternak <vadimp@melanox.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-02-06 07:42:38 -08:00
Rajneesh Bhardwaj 661405bd81 platform/x86: intel_pmc_core: Special case for Coffeelake
Intel CoffeeLake SoC uses CPU ID of KabyLake but has Cannonlake PCH, so in
this case PMC register details from Cannonlake PCH must be used.

In order to identify whether the given platform is Coffeelake, scan for the
Sunrisepoint PMC PCI Id.

	 KBL CPUID	SPT PCIID
------------------------------------
KBL	|	Y	|	Y   |
------------------------------------
CFL	|	Y	|	N   |
------------------------------------

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-04 15:55:53 +02:00
Rajneesh Bhardwaj 291101f6a7 platform/x86: intel_pmc_core: Add CannonLake PCH support
This adds support for Cannonlake PCH which is used by Cannonlake and
Coffeelake SoCs.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-04 15:55:53 +02:00
Srinivas Pandruvada 745698c37c platform/x86: intel_pmc_core: Read base address from LPIT
Read SLP_S0 address from ACPI LPIT table when present and use PMC
specific SLP_S0 offset to get the base address of PMC MMIO.

Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@intel.com>
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-04 15:55:52 +02:00
Linus Torvalds 47fcc0360c Driver Core updates for 4.16-rc1
Here is the set of "big" driver core patches for 4.16-rc1.
 
 The majority of the work here is in the firmware subsystem, with reworks
 to try to attempt to make the code easier to handle in the long run, but
 no functional change.  There's also some tree-wide sysfs attribute
 fixups with lots of acks from the various subsystem maintainers, as well
 as a handful of other normal fixes and changes.
 
 And finally, some license cleanups for the driver core and sysfs code.
 
 All have been in linux-next for a while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-4.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here is the set of "big" driver core patches for 4.16-rc1.

  The majority of the work here is in the firmware subsystem, with
  reworks to try to attempt to make the code easier to handle in the
  long run, but no functional change. There's also some tree-wide sysfs
  attribute fixups with lots of acks from the various subsystem
  maintainers, as well as a handful of other normal fixes and changes.

  And finally, some license cleanups for the driver core and sysfs code.

  All have been in linux-next for a while with no reported issues"

* tag 'driver-core-4.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (48 commits)
  device property: Define type of PROPERTY_ENRTY_*() macros
  device property: Reuse property_entry_free_data()
  device property: Move property_entry_free_data() upper
  firmware: Fix up docs referring to FIRMWARE_IN_KERNEL
  firmware: Drop FIRMWARE_IN_KERNEL Kconfig option
  USB: serial: keyspan: Drop firmware Kconfig options
  sysfs: remove DEBUG defines
  sysfs: use SPDX identifiers
  drivers: base: add coredump driver ops
  sysfs: add attribute specification for /sysfs/devices/.../coredump
  test_firmware: fix missing unlock on error in config_num_requests_store()
  test_firmware: make local symbol test_fw_config static
  sysfs: turn WARN() into pr_warn()
  firmware: Fix a typo in fallback-mechanisms.rst
  treewide: Use DEVICE_ATTR_WO
  treewide: Use DEVICE_ATTR_RO
  treewide: Use DEVICE_ATTR_RW
  sysfs.h: Use octal permissions
  component: add debugfs support
  bus: simple-pm-bus: convert bool SIMPLE_PM_BUS to tristate
  ...
2018-02-01 10:00:28 -08:00
Andy Shevchenko 00f49ee797 platform/x86: intel-vbtn: Replace License by SDPX identifier
Replace License short header by SPDX identifier.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Darren Hart (VMware) <dvhart@infradead.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-01 15:29:50 +02:00
Andy Shevchenko bd1b27e2c8 platform/x86: intel-vbtn: Remove redundant inclusions
Some headers are not needed since the driver can be built as module.
Remove them.

While here, sort headers alphabetically.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Darren Hart (VMware) <dvhart@infradead.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-01 15:29:50 +02:00
Marco Martin 30323fb6d5 platform/x86: intel-vbtn: Support tablet mode switch
On some laptop like the Dell Inspiron 7000 series tablet mode switch
implemented in Intel ACPI, the events to enter and exit the tablet mode
are 0xCC and 0xCD

This initializes the tablet/laptop mode at the correct value
if the system booted in tablet mode (or the intel-vbtn module
loaded with the device in tablet mode)

Cc: platform-driver-x86@vger.kernel.org
Cc: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: "Pali Rohár" <pali.rohar@gmail.com>
Cc: Darren Hart <dvhart@infradead.org>
Cc: Mario Limonciello <mario_limonciello@dell.com>
Cc: Andy Shevchenko <andy@infradead.org>
Cc: Stefan Brüns<stefan.bruens@rwth-aachen.de>
Signed-off-by: Marco Martin <notmart@gmail.com>
Reviewed-by: Mario Limonciello <mario.limonciello@dell.com>
Acked-by: Pali Rohár <pali.rohar@gmail.com>
[andy: fixed style of comments, indentation, and massaged commit message]
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-01 15:26:11 +02:00
Mario Limonciello 9862b43624 platform/x86: dell-laptop: Allocate buffer on heap rather than globally
There is no longer a need for the buffer to be defined in
first 4GB physical address space.

Furthermore there may be race conditions with multiple different functions
working on a module wide buffer causing incorrect results.

Fixes: 549b4930f0
Suggested-by: Pali Rohar <pali.rohar@gmail.com>
Signed-off-by: Mario Limonciello <mario.limonciello@dell.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-01 15:26:11 +02:00
Rajneesh Bhardwaj 941691ef21 platform/x86: intel_pmc_core: Remove unused header file
Recently sent patch 'platform/x86: intel_pmc_core: Remove unused EXPORTED
API' missed to remove the header file 'arch/x86/include/asm/pmc_core.h'
which was solely used to declare the EXPORTED API
'intel_pmc_slp_s0_counter_read'. This patch provides the errata fix for the
same.

Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2018-02-01 15:26:11 +02:00
Vadim Pasternak 4726098bcc platform/x86: mlx-platform: Add hotplug device unregister to error path
Add hotplug platform driver un-registration in case regmap cache
synchronization failed. In such case hotplug platform driver
registration should be rolled back.

Signed-off-by: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
2018-01-31 12:54:56 -08:00