984369 Commits

Author SHA1 Message Date
Michal Simek
7a1e838d0c usb: misc: usb3503: Fix logic in usb3503_init()
Based on
https://lore.kernel.org/linux-arm-kernel/YCJv59g3Tq2haDSa@kroah.com/
initialization should fail if any registration fails.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/a8547f6fe698014df08cad3bcc9c5d9a7137d8b8.1612873935.git.michal.simek@xilinx.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-11 13:52:04 +01:00
Mans Rullgard
cdf71946a9 dt-bindings: usb: usb-device: fix typo in required properties
Fix typo in 'compatible' property name.

Signed-off-by: Mans Rullgard <mans@mansr.com>
Link: https://lore.kernel.org/r/20210209181240.28017-1-mans@mansr.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-11 13:51:06 +01:00
Kees Cook
b9dd1962d9 usb: Replace lkml.org links with lore
As started by commit 05a5f51ca566 ("Documentation: Replace lkml.org
links with lore"), replace lkml.org links with lore to better use a
single source that's more likely to stay available long-term.

Acked-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20210210235330.3292719-1-keescook@chromium.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-11 13:50:46 +01:00
Johan Jonker
08f4a6b903 dt-bindings: usb: dwc3: add description for rk3328
Add description for "rockchip,rk3328-dwc3".

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210209192350.7130-6-jbx6244@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-11 13:47:36 +01:00
Johan Jonker
2f8e928408 dt-bindings: usb: convert rockchip,dwc3.txt to yaml
In the past Rockchip dwc3 usb nodes were manually checked.
With the conversion of snps,dwc3.yaml as common document
we now can convert rockchip,dwc3.txt to yaml as well.
Remove node wrapper.

Added properties for rk3399 are:
  power-domains
  resets
  reset-names

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210209192350.7130-1-jbx6244@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-11 13:47:15 +01:00
Stefan Ursella
1ebe718bb4 usb: quirks: add quirk to start video capture on ELMO L-12F document camera reliable
Without this quirk starting a video capture from the device often fails with

kernel: uvcvideo: Failed to set UVC probe control : -110 (exp. 34).

Signed-off-by: Stefan Ursella <stefan.ursella@wolfvision.net>
Link: https://lore.kernel.org/r/20210210140713.18711-1-stefan.ursella@wolfvision.net
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-10 15:59:27 +01:00
Greg Kroah-Hartman
c85bfed171 USB-serial updates for 5.12-rc1
Here are the USB-serial updates for 5.12-rc1, including:
 
  - a line-speed fix for newer pl2303 devices
  - a line-speed fix for FTDI FT-X devices
  - a new xr_serial driver for MaxLinear/Exar devices (non-ACM mode)
  - a cdc-acm blacklist entry for when the xr_serial driver is enabled
  - cp210x support for software flow control
  - various cp210x modem-control fixes
  - an updated ZTE P685M modem entry to stop claiming the QMI interface
  - an update to drop the port_remove() driver-callback return value
 
 Included are also various clean ups.
 
 All have been in linux-next with no reported issues.
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Merge tag 'usb-serial-5.12-rc1' of https://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial into usb-next

Johan writes:

USB-serial updates for 5.12-rc1

Here are the USB-serial updates for 5.12-rc1, including:

 - a line-speed fix for newer pl2303 devices
 - a line-speed fix for FTDI FT-X devices
 - a new xr_serial driver for MaxLinear/Exar devices (non-ACM mode)
 - a cdc-acm blacklist entry for when the xr_serial driver is enabled
 - cp210x support for software flow control
 - various cp210x modem-control fixes
 - an updated ZTE P685M modem entry to stop claiming the QMI interface
 - an update to drop the port_remove() driver-callback return value

Included are also various clean ups.

All have been in linux-next with no reported issues.

* tag 'usb-serial-5.12-rc1' of https://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial: (41 commits)
  USB: serial: drop bogus to_usb_serial_port() checks
  USB: serial: make remove callback return void
  USB: serial: drop if with an always false condition
  USB: serial: option: update interface mapping for ZTE P685M
  USB: serial: ftdi_sio: restore divisor-encoding comments
  USB: serial: ftdi_sio: fix FTX sub-integer prescaler
  USB: serial: cp210x: clean up auto-RTS handling
  USB: serial: cp210x: fix RTS handling
  USB: serial: cp210x: clean up printk zero padding
  USB: serial: cp210x: clean up flow-control debug message
  USB: serial: cp210x: drop shift macros
  USB: serial: cp210x: fix modem-control handling
  USB: serial: cp210x: suppress modem-control errors
  USB: serial: mos7720: fix error code in mos7720_write()
  USB: serial: xr: fix B0 handling
  USB: serial: xr: fix pin configuration
  USB: serial: xr: fix gpio-mode handling
  USB: serial: xr: simplify line-speed logic
  USB: serial: xr: clean up line-settings handling
  USB: serial: xr: document vendor-request recipient
  ...
2021-02-10 15:58:04 +01:00
Johan Hovold
43861d29c0 USB: quirks: sort quirk entries
Move the last entry to its proper place to maintain the VID/PID sort
order.

Cc: stable@vger.kernel.org
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/20210210111746.13360-1-johan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-10 12:29:52 +01:00
Johan Hovold
1542d1324b USB: serial: drop bogus to_usb_serial_port() checks
The to_usb_serial_port() macro is implemented using container_of() so
there's no need to check for NULL.

Note that neither bus match() or probe() is ever called with a NULL
struct device pointer so the checks weren't just misplaced.

Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Uwe Kleine-König <uwe@kleine-koenig.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
2021-02-09 13:14:30 +01:00
Uwe Kleine-König
c5d1448fa3 USB: serial: make remove callback return void
All usb_serial drivers return 0 in their remove callbacks and driver
core ignores the value returned by usb_serial_device_remove(). So change
the remove callback to return void and return 0 unconditionally in
usb_serial_device_remove().

Signed-off-by: Uwe Kleine-König <uwe@kleine-koenig.org>
Link: https://lore.kernel.org/r/20210208143149.963644-2-uwe@kleine-koenig.org
Signed-off-by: Johan Hovold <johan@kernel.org>
2021-02-09 13:13:58 +01:00
Uwe Kleine-König
a54af1b7d6 USB: serial: drop if with an always false condition
In a bus remove function the passed device is always valid, so there is
no need to check for it being NULL.

(Side note: The check for port being non-NULL is broken anyhow, because
to_usb_serial_port() is a wrapper around container_of() for a member that is
not the first one. So port can hardly become NULL.)

Signed-off-by: Uwe Kleine-König <uwe@kleine-koenig.org>
Link: https://lore.kernel.org/r/20210208143149.963644-1-uwe@kleine-koenig.org
Signed-off-by: Johan Hovold <johan@kernel.org>
2021-02-09 13:13:16 +01:00
Greg Kroah-Hartman
0a25669ba8 thunderbolt: Changes for v5.12 merge window
This includes following Thunderbolt/USB4 changes for v5.12 merge
 window:
 
   * Start lane initialization after sleep for Thunderbolt 3 compatible
     devices
 
   * Add support for de-authorizing PCIe tunnels (software based
     connection manager only)
 
   * Add support for new ACPI 6.4 USB4 _OSC
 
   * Allow disabling XDomain protocol
 
   * Add support for new SL5 security level
 
   * Clean up kernel-docs to pass W=1 builds
 
   * A couple of cleanups and minor fixes
 
 All these have been in linux-next without reported issues.
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Merge tag 'thunderbolt-for-v5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt into usb-next

Mika writes:

thunderbolt: Changes for v5.12 merge window

This includes following Thunderbolt/USB4 changes for v5.12 merge
window:

  * Start lane initialization after sleep for Thunderbolt 3 compatible
    devices

  * Add support for de-authorizing PCIe tunnels (software based
    connection manager only)

  * Add support for new ACPI 6.4 USB4 _OSC

  * Allow disabling XDomain protocol

  * Add support for new SL5 security level

  * Clean up kernel-docs to pass W=1 builds

  * A couple of cleanups and minor fixes

All these have been in linux-next without reported issues.

* tag 'thunderbolt-for-v5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt: (27 commits)
  thunderbolt: Add support for native USB4 _OSC
  ACPI: Add support for native USB4 control _OSC
  ACPI: Execute platform _OSC also with query bit clear
  thunderbolt: Allow disabling XDomain protocol
  thunderbolt: Add support for PCIe tunneling disabled (SL5)
  thunderbolt: dma_test: Drop unnecessary include
  thunderbolt: Add clarifying comments about USB4 terms router and adapter
  thunderbolt: switch: Fix kernel-doc descriptions of non-static functions
  thunderbolt: nhi: Fix kernel-doc descriptions of non-static functions
  thunderbolt: path: Fix kernel-doc descriptions of non-static functions
  thunderbolt: eeprom: Fix kernel-doc descriptions of non-static functions
  thunderbolt: ctl: Fix kernel-doc descriptions of non-static functions
  thunderbolt: switch: Fix function name in the header
  thunderbolt: tunnel: Fix misspelling of 'receive_path'
  thunderbolt: icm: Fix a couple of formatting issues
  thunderbolt: switch: Demote a bunch of non-conformant kernel-doc headers
  thunderbolt: tb: Kernel-doc function headers should document their parameters
  thunderbolt: nhi: Demote some non-conformant kernel-doc headers
  thunderbolt: xdomain: Fix 'tb_unregister_service_driver()'s 'drv' param
  thunderbolt: eeprom: Demote non-conformant kernel-doc headers to standard comment blocks
  ...
2021-02-09 13:00:07 +01:00
Jiapeng Chong
fe6ad68e4a usb: gadget: Assign boolean values to a bool variable
Fix the following coccicheck warnings:

./drivers/usb/gadget/udc/udc-xilinx.c:846:1-17: WARNING: Assignment of
0/1 to bool variable.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Link: https://lore.kernel.org/r/1612678696-15794-1-git-send-email-jiapeng.chong@linux.alibaba.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 11:58:55 +01:00
Kyle Tso
f5d1d63e73 usb: typec: tcpm: Get Sink VDO from fwnode
Commit a079973f462a ("usb: typec: tcpm: Remove tcpc_config
configuration mechanism") removed the tcpc_config which includes the
Sink VDO and it is not yet added back with fwnode. Add it now.

Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Kyle Tso <kyletso@google.com>
Link: https://lore.kernel.org/r/20210205033415.3320439-8-kyletso@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 11:48:55 +01:00
Kyle Tso
630dce2810 dt-bindings: connector: Add SVDM VDO properties
Add bindings of VDO properties of USB PD SVDM so that they can be
used in device tree.

Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Kyle Tso <kyletso@google.com>
Link: https://lore.kernel.org/r/20210205033415.3320439-7-kyletso@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 11:48:55 +01:00
Kyle Tso
4c93cad8cc usb: typec: displayport: Fill the negotiated SVDM Version in the header
VDM header now requires SVDM Version. Get it from typec_partner.

Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Kyle Tso <kyletso@google.com>
Link: https://lore.kernel.org/r/20210205033415.3320439-6-kyletso@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 11:48:55 +01:00
Kyle Tso
372adf075a usb: typec: ucsi: Determine common SVDM Version
This patch implements the following requirement in the Spec.

PD Spec Revision 3.0 Version 2.0 + ECNs 2020-12-10
  6.4.4.2.3 Structured VDM Version
  "The Structured VDM Version field of the Discover Identity Command
  sent and received during VDM discovery Shall be used to determine the
  lowest common Structured VDM Version supported by the Port Partners or
  Cable Plug and Shall continue to operate using this Specification
  Revision until they are Detached."

Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Kyle Tso <kyletso@google.com>
Link: https://lore.kernel.org/r/20210205033415.3320439-5-kyletso@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 11:48:55 +01:00
Kyle Tso
5e1d4c49fb usb: typec: tcpm: Determine common SVDM Version
PD Spec Revision 3.0 Version 2.0 + ECNs 2020-12-10
  6.4.4.2.3 Structured VDM Version
  "The Structured VDM Version field of the Discover Identity Command
  sent and received during VDM discovery Shall be used to determine the
  lowest common Structured VDM Version supported by the Port Partners or
  Cable Plug and Shall continue to operate using this Specification
  Revision until they are Detached."

Also clear the fields newly defined in SVDM version 2.0 if the
negotiated SVDM version is 1.0.

Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Kyle Tso <kyletso@google.com>
Link: https://lore.kernel.org/r/20210205033415.3320439-4-kyletso@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 11:48:55 +01:00
Kyle Tso
31737c27d6 usb: pd: Make SVDM Version configurable in VDM header
PD Rev 3.0 introduces SVDM Version 2.0. This patch makes the field
configuable in the header in order to be able to be compatible with
older SVDM version.

Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Kyle Tso <kyletso@google.com>
Link: https://lore.kernel.org/r/20210205033415.3320439-3-kyletso@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 11:48:54 +01:00
Kyle Tso
3c5960c055 usb: typec: Manage SVDM version
PD Spec Revision 3.0 Version 2.0 + ECNs 2020-12-10
  6.4.4.2.3 Structured VDM Version
  "The Structured VDM Version field of the Discover Identity Command
  sent and received during VDM discovery Shall be used to determine the
  lowest common Structured VDM Version supported by the Port Partners or
  Cable Plug and Shall continue to operate using this Specification
  Revision until they are Detached."

Add a variable in typec_capability to specify the highest SVDM version
supported by the port and another variable in typec_partner to cache the
negotiated SVDM version between the port and the partner.

Also add setter/getter functions for the negotiated SVDM version.

Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Kyle Tso <kyletso@google.com>
Link: https://lore.kernel.org/r/20210205033415.3320439-2-kyletso@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 11:48:54 +01:00
Thinh Nguyen
4b049f55ed usb: dwc3: gadget: Fix dep->interval for fullspeed interrupt
The dep->interval captures the number of frames/microframes per interval
from bInterval. Fullspeed interrupt endpoint bInterval is the number of
frames per interval and not 2^(bInterval - 1). So fix it here. This
change is only for debugging purpose and should not affect the interrupt
endpoint operation.

Fixes: 72246da40f37 ("usb: Introduce DesignWare USB3 DRD Driver")
Cc: <stable@vger.kernel.org>
Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/1263b563dedc4ab8b0fb854fba06ce4bc56bd495.1612820995.git.Thinh.Nguyen@synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 09:39:52 +01:00
Thinh Nguyen
a1679af85b usb: dwc3: gadget: Fix setting of DEPCFG.bInterval_m1
Valid range for DEPCFG.bInterval_m1 is from 0 to 13, and it must be set
to 0 when the controller operates in full-speed. See the programming
guide for DEPCFG command section 3.2.2.1 (v3.30a).

Fixes: 72246da40f37 ("usb: Introduce DesignWare USB3 DRD Driver")
Cc: <stable@vger.kernel.org>
Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/3f57026f993c0ce71498dbb06e49b3a47c4d0265.1612820995.git.Thinh.Nguyen@synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 09:39:52 +01:00
Greg Kroah-Hartman
68d10458a6 In v5.12-rc1, it adds cdnsp drivers for Cadence USB3 Family,
it is different UDC driver with current cdns3 driver.
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Merge tag 'usb-v5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/peter.chen/usb into usb-next

Peter writes:

In v5.12-rc1, it adds cdnsp drivers for Cadence USB3 Family,
it is different UDC driver with current cdns3 driver.

* tag 'usb-v5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/peter.chen/usb: (23 commits)
  usb: cdnsp: Removes some useless trace events
  usb: cdns3: Add support for TI's AM64 SoC
  usb: cdnsp: fixes undefined reference to cdns_remove
  usb: cdns3: Adds missing __iomem markers
  usb: cdnsp: Fix for undefined reference to `usb_hcd_is_primary_hcd'
  usb: cdnsp: Fixes for sparse warnings
  usb: cdns3: Fixes for sparse warnings
  usb: cdnsp: fix error handling in cdnsp_mem_init()
  usb: cdns3: Removes xhci_cdns3_suspend_quirk from host-export.h
  usb: cdnsp: Removes some not useful function arguments
  usb: cdns3: fix warning when USB_CDNS_HOST is not set
  usb: cdns3: fix build when PM_SLEEP is not set
  usb: cdnsp: Mark cdnsp_gadget_ops with static keyword
  MAINTAINERS: add Cadence USBSSP DRD IP driver entry
  usb: cdns3: Change file names for cdns3 driver.
  usb: cdnsp: Add tracepoints for CDNSP driver
  usb: cdnsp: cdns3 Add main part of Cadence USBSSP DRD Driver
  usb: cdnsp: Device side header file for CDNSP driver
  usb: cdns3: Changed type of gadget_dev in cdns structure
  usb: cdns3: Refactoring names in reusable code
  ...
2021-02-09 09:34:50 +01:00
Lech Perczak
6420a56950 USB: serial: option: update interface mapping for ZTE P685M
This patch prepares for qmi_wwan driver support for the device.
Previously "option" driver mapped itself to interfaces 0 and 3 (matching
ff/ff/ff), while interface 3 is in fact a QMI port.
Interfaces 1 and 2 (matching ff/00/00) expose AT commands,
and weren't supported previously at all.
Without this patch, a possible conflict would exist if device ID was
added to qmi_wwan driver for interface 3.

Update and simplify device ID to match interfaces 0-2 directly,
to expose QCDM (0), PCUI (1), and modem (2) ports and avoid conflict
with QMI (3), and ADB (4).

The modem is used inside ZTE MF283+ router and carriers identify it as
such.
Interface mapping is:
0: QCDM, 1: AT (PCUI), 2: AT (Modem), 3: QMI, 4: ADB

T:  Bus=02 Lev=02 Prnt=02 Port=05 Cnt=01 Dev#=  3 Spd=480  MxCh= 0
D:  Ver= 2.01 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
P:  Vendor=19d2 ProdID=1275 Rev=f0.00
S:  Manufacturer=ZTE,Incorporated
S:  Product=ZTE Technologies MSM
S:  SerialNumber=P685M510ZTED0000CP&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&0
C:* #Ifs= 5 Cfg#= 1 Atr=a0 MxPwr=500mA
I:* If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E:  Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 1 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
E:  Ad=83(I) Atr=03(Int.) MxPS=  10 Ivl=32ms
E:  Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
E:  Ad=85(I) Atr=03(Int.) MxPS=  10 Ivl=32ms
E:  Ad=84(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=qmi_wwan
E:  Ad=87(I) Atr=03(Int.) MxPS=   8 Ivl=32ms
E:  Ad=86(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 4 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=42 Prot=01 Driver=(none)
E:  Ad=88(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms

Cc: Johan Hovold <johan@kernel.org>
Cc: Bjørn Mork <bjorn@mork.no>
Signed-off-by: Lech Perczak <lech.perczak@gmail.com>
Link: https://lore.kernel.org/r/20210207005443.12936-1-lech.perczak@gmail.com
Cc: stable@vger.kernel.org
Signed-off-by: Johan Hovold <johan@kernel.org>
2021-02-08 10:49:47 +01:00
Greg Kroah-Hartman
d8c849037d Merge 5.11-rc7 into usb-next
We need the USB fixes in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-08 09:09:27 +01:00
Linus Torvalds
92bf22614b Linux 5.11-rc7 v5.11-rc7 2021-02-07 13:57:38 -08:00
Linus Torvalds
b75dba7f47 libnvdimm for 5.11-rc7
- Fix a crash when sysfs accesses race 'dimm' driver probe/remove.
 
 - Fix a regression in 'resource' attribute visibility necessary for
   mapping badblocks and other physical address interrogations.
 
 - Fix some flexible array warnings
 
 - Expand the unit test infrastructure for non-ACPI platforms
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Merge tag 'libnvdimm-fixes-5.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm

Pull libnvdimm fixes from Dan Williams:
 "A fix for a crash scenario that has been present since the initial
  merge, a minor regression in sysfs attribute visibility, and a fix for
  some flexible array warnings.

  The bulk of this pull is an update to the libnvdimm unit test
  infrastructure to test non-ACPI platforms. Given there is zero
  regression risk for test updates, and the tests enable validation of
  bits headed towards the next merge window, I saw no reason to hold the
  new tests back. Santosh originally submitted this before the v5.11
  window opened.

  Summary:

   - Fix a crash when sysfs accesses race 'dimm' driver probe/remove.

   - Fix a regression in 'resource' attribute visibility necessary for
     mapping badblocks and other physical address interrogations.

   - Fix some flexible array warnings

   - Expand the unit test infrastructure for non-ACPI platforms"

* tag 'libnvdimm-fixes-5.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
  libnvdimm/dimm: Avoid race between probe and available_slots_show()
  ndtest: Add papr health related flags
  ndtest: Add nvdimm control functions
  ndtest: Add regions and mappings to the test buses
  ndtest: Add dimm attributes
  ndtest: Add dimms to the two buses
  ndtest: Add compatability string to treat it as PAPR family
  testing/nvdimm: Add test module for non-nfit platforms
  libnvdimm/namespace: Fix visibility of namespace resource attribute
  libnvdimm/pmem: Remove unused header
  ACPI: NFIT: Fix flexible_array.cocci warnings
2021-02-07 10:45:26 -08:00
Linus Torvalds
ff92acb220 dma-mapping fixes for 5.11:
- fix a 32 vs 64-bit padding issue in the new benchmark code
    (Barry Song)
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Merge tag 'dma-mapping-5.11-2' of git://git.infradead.org/users/hch/dma-mapping

Pull dma-mapping fix from Christoph Hellwig:
 "Fix a 32 vs 64-bit padding issue in the new benchmark code (Barry
  Song)"

* tag 'dma-mapping-5.11-2' of git://git.infradead.org/users/hch/dma-mapping:
  dma-mapping: benchmark: use u8 for reserved field in uAPI structure
2021-02-07 10:40:48 -08:00
Linus Torvalds
fc6c0ae53a - Prevent device managed IRQ allocation helpers from returning IRQ 0.
- A fix for MSI activation of PCI endpoints with multiple MSIs.
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Merge tag 'irq_urgent_for_v5.11_rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull irq fixes from Borislav Petkov:

 - Prevent device managed IRQ allocation helpers from returning IRQ 0

 - A fix for MSI activation of PCI endpoints with multiple MSIs

* tag 'irq_urgent_for_v5.11_rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  genirq: Prevent [devm_]irq_alloc_desc from returning irq 0
  genirq/msi: Activate Multi-MSI early when MSI_FLAG_ACTIVATE_EARLY is set
2021-02-07 10:25:01 -08:00
Linus Torvalds
c6792d44d8 - For syscall user dispatch, separate ptctl operation from syscall
redirection range specification before the API has been made official in 5.11.
 
 - Ensure tasks using the generic syscall code do trap after returning
 from a syscall when single-stepping is requested.
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Merge tag 'core_urgent_for_v5.11_rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull syscall entry fixes from Borislav Petkov:

 - For syscall user dispatch, separate prctl operation from syscall
   redirection range specification before the API has been made official
   in 5.11.

 - Ensure tasks using the generic syscall code do trap after returning
   from a syscall when single-stepping is requested.

* tag 'core_urgent_for_v5.11_rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  entry: Use different define for selector variable in SUD
  entry: Ensure trap after single-step on system call return
2021-02-07 10:16:24 -08:00
Linus Torvalds
6fed85df5d - Revert an attempt to not spread IRQ threads on isolated CPUs which has
a bunch of problems.
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Merge tag 'sched_urgent_for_v5.11_rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull scheduler fix from Borislav Petkov:
 "Revert an attempt to not spread IRQ threads on isolated CPUs which has
  a bunch of problems"

* tag 'sched_urgent_for_v5.11_rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  Revert "lib: Restrict cpumask_local_spread to houskeeping CPUs"
2021-02-07 10:03:43 -08:00
Linus Torvalds
814daadbf0 - Use a freezable workqueue for RTC sync because the sync can happen at any time
and trigger suspend assertion checks in the i2c subsystem.
 
 - Correct a previous RTC validation change to check only bit 6 in register D
 because some Intel machines use bits 0-5.
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Merge tag 'timers_urgent_for_v5.11_rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull timer fixes from Borislav Petkov:
 "Two more timers-related fixes for v5.11:

   - Use a freezable workqueue for RTC sync because the sync can happen
     at any time and trigger suspend assertion checks in the i2c
     subsystem.

   - Correct a previous RTC validation change to check only bit 6 in
     register D because some Intel machines use bits 0-5"

* tag 'timers_urgent_for_v5.11_rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  ntp: Use freezable workqueue for RTC synchronization
  rtc: mc146818: Dont test for bit 0-5 in Register D
2021-02-07 09:55:26 -08:00
Linus Torvalds
e24f9c5f6e - Remove superfluous EFI PGD range checks which lead to those assertions failing
with certain kernel configs and LLVM.
 
 - Disable setting breakpoints on facilities involved in #DB exception handling
 to avoid infinite loops.
 
 - Add extra serialization to non-serializing MSRs (IA32_TSC_DEADLINE and
 x2 APIC MSRs) to adhere to SDM's recommendation and avoid any theoretical
 issues.
 
 - Re-add the EPB MSR reading on turbostat so that it works on older
 kernels which don't have the corresponding EPB sysfs file.
 
 - Add Alder Lake to the list of CPUs which support split lock.
 
 - Fix %dr6 register handling in order to be able to set watchpoints with gdb
 again.
 
 - Disable CET instrumentation in the kernel so that gcc doesn't add
 ENDBR64 to kernel code and thus confuse tracing.
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Merge tag 'x86_urgent_for_v5.11_rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fixes from Borislav Petkov:
 "I hope this is the last batch of x86/urgent updates for this round:

   - Remove superfluous EFI PGD range checks which lead to those
     assertions failing with certain kernel configs and LLVM.

   - Disable setting breakpoints on facilities involved in #DB exception
     handling to avoid infinite loops.

   - Add extra serialization to non-serializing MSRs (IA32_TSC_DEADLINE
     and x2 APIC MSRs) to adhere to SDM's recommendation and avoid any
     theoretical issues.

   - Re-add the EPB MSR reading on turbostat so that it works on older
     kernels which don't have the corresponding EPB sysfs file.

   - Add Alder Lake to the list of CPUs which support split lock.

   - Fix %dr6 register handling in order to be able to set watchpoints
     with gdb again.

   - Disable CET instrumentation in the kernel so that gcc doesn't add
     ENDBR64 to kernel code and thus confuse tracing"

* tag 'x86_urgent_for_v5.11_rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/efi: Remove EFI PGD build time checks
  x86/debug: Prevent data breakpoints on cpu_dr7
  x86/debug: Prevent data breakpoints on __per_cpu_offset
  x86/apic: Add extra serialization for non-serializing MSRs
  tools/power/turbostat: Fallback to an MSR read for EPB
  x86/split_lock: Enable the split lock feature on another Alder Lake CPU
  x86/debug: Fix DR6 handling
  x86/build: Disable CET instrumentation in the kernel
2021-02-07 09:40:47 -08:00
Linus Torvalds
2db138bb9f Kbuild fixes for v5.11 (2nd)
- Use the 'python3' command to invoke python scripts because some
    distributions do not provide the 'python' command any more.
 
  - Clean-up and update documents
 
  - Use pkg-config to search libcrypto
 
  - Fix duplicated debug flags
 
  - Ignore some more stubs in scripts/kallsyms.c
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Merge tag 'kbuild-fixes-v5.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild fixes from Masahiro Yamada:

 - Use the 'python3' command to invoke python scripts because some
   distributions do not provide the 'python' command any more.

 - Clean-up and update documents

 - Use pkg-config to search libcrypto

 - Fix duplicated debug flags

 - Ignore some more stubs in scripts/kallsyms.c

* tag 'kbuild-fixes-v5.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  kallsyms: fix nonconverging kallsyms table with lld
  kbuild: fix duplicated flags in DEBUG_CFLAGS
  scripts/clang-tools: switch explicitly to Python 3
  kbuild: remove PYTHON variable
  Documentation/llvm: Add a section about supported architectures
  Revert "checkpatch: add check for keyword 'boolean' in Kconfig definitions"
  scripts: use pkg-config to locate libcrypto
  kconfig: mconf: fix HOSTCC call
  doc: gcc-plugins: update gcc-plugins.rst
  kbuild: simplify GCC_PLUGINS enablement in dummy-tools/gcc
  Documentation/Kbuild: Remove references to gcc-plugin.sh
  scripts: switch explicitly to Python 3
2021-02-07 09:37:37 -08:00
Linus Torvalds
825b5991a4 3 small smb3 fixes for stable
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Merge tag '5.11-rc6-smb3' of git://git.samba.org/sfrench/cifs-2.6

Pull cifs fixes from Steve French:
 "Three small smb3 fixes for stable"

* tag '5.11-rc6-smb3' of git://git.samba.org/sfrench/cifs-2.6:
  cifs: report error instead of invalid when revalidating a dentry fails
  smb3: fix crediting for compounding when only one request in flight
  smb3: Fix out-of-bounds bug in SMB2_negotiate()
2021-02-06 15:26:28 -08:00
Linus Torvalds
f7455e5d68 RISC-V Fixes for 5.11-rc7
I have a handful of fixes for this week:
 
 * A fix to avoid evalating the VA twice in virt_addr_valid, which fixes
   some WARNs under DEBUG_VIRTUAL.
 * Two fixes related to STRICT_KERNEL_RWX: one that fixes some
   permissions when strict is disabled, and one to fix some alignment
   issues when strict is enabled.
 * A fix to disallow the selection of MAXPHYSMEM_2GB on RV32, which isn't
   valid any more but may still show up in some oldconfigs.
 
 We still have the HiFive Unleashed ethernet phy reset regression, so
 there will likely be something coming next week.
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Merge tag 'riscv-for-linus-5.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux

Pull RISC-V fixes from Palmer Dabbelt:
 "A handful of fixes for this week:

   - A fix to avoid evalating the VA twice in virt_addr_valid, which
     fixes some WARNs under DEBUG_VIRTUAL.

   - Two fixes related to STRICT_KERNEL_RWX: one that fixes some
     permissions when strict is disabled, and one to fix some alignment
     issues when strict is enabled.

   - A fix to disallow the selection of MAXPHYSMEM_2GB on RV32, which
     isn't valid any more but may still show up in some oldconfigs.

  We still have the HiFive Unleashed ethernet phy reset regression, so
  there will likely be something coming next week"

* tag 'riscv-for-linus-5.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
  RISC-V: Define MAXPHYSMEM_1GB only for RV32
  riscv: Align on L1_CACHE_BYTES when STRICT_KERNEL_RWX
  RISC-V: Fix .init section permission update
  riscv: virt_addr_valid must check the address belongs to linear mapping
2021-02-06 15:18:10 -08:00
Linus Torvalds
f06279ea19 powerpc fixes for 5.11 #7
A fix for a change we made to __kernel_sigtramp_rt64() which confused glibc's
 backtrace logic, and also changed the semantics of that symbol, which was
 arguably an ABI break.
 
 A fix for a stack overwrite in our VSX instruction emulation.
 
 A couple of fixes for the Makefile logic in the new C VDSO.
 
 Thanks to: Masahiro Yamada, Naveen N. Rao, Raoni Fassina Firmino, Ravi Bangoria.
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Merge tag 'powerpc-5.11-7' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc fixes from Michael Ellerman:

 - A fix for a change we made to __kernel_sigtramp_rt64() which confused
   glibc's backtrace logic, and also changed the semantics of that
   symbol, which was arguably an ABI break.

 - A fix for a stack overwrite in our VSX instruction emulation.

 - A couple of fixes for the Makefile logic in the new C VDSO.

Thanks to Masahiro Yamada, Naveen N.  Rao, Raoni Fassina Firmino, and
Ravi Bangoria.

* tag 'powerpc-5.11-7' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
  powerpc/64/signal: Fix regression in __kernel_sigtramp_rt64() semantics
  powerpc/vdso64: remove meaningless vgettimeofday.o build rule
  powerpc/vdso: fix unnecessary rebuilds of vgettimeofday.o
  powerpc/sstep: Fix array out of bound warning
2021-02-06 15:14:39 -08:00
Linus Torvalds
4a7859ea09 ARM fixes for 5.11:
- Fix latent bug with DC21285 (Footbridge PCI bridge) configuration
   accessors that affects GCC >= 4.9.2
 - Fix misplaced tegra_uart_config in decompressor
 - Ensure signal page contents are initialised
 - Fix kexec oops
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Merge tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm

Pull ARM fixes from Russell King:

 - Fix latent bug with DC21285 (Footbridge PCI bridge) configuration
   accessors that affects GCC >= 4.9.2

 - Fix misplaced tegra_uart_config in decompressor

 - Ensure signal page contents are initialised

 - Fix kexec oops

* tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm:
  ARM: kexec: fix oops after TLB are invalidated
  ARM: ensure the signal page contains defined contents
  ARM: 9043/1: tegra: Fix misplaced tegra_uart_config in decompressor
  ARM: footbridge: fix dc21285 PCI configuration accessors
2021-02-06 15:07:51 -08:00
Linus Torvalds
368afecbfb USB fixes for 5.11-rc7
Here are some small, last-minute, USB driver fixes for 5.11-rc7
 
 They all resolve issues reported, or are a few new device ids for some
 drivers.  They include:
 	- new device ids for some usb-serial drivers
 	- xhci fixes for a variety of reported problems
 	- dwc3 driver bugfixes
 	- dwc2 driver bugfixes
 	- usblp driver bugfix
 	- thunderbolt bugfix
 	- few other tiny fixes
 
 All have been in linux-next with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-5.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB fixes from Greg KH:
 "Here are some small, last-minute, USB driver fixes for 5.11-rc7

  They all resolve issues reported, or are a few new device ids for some
  drivers. They include:

   - new device ids for some usb-serial drivers

   - xhci fixes for a variety of reported problems

   - dwc3 driver bugfixes

   - dwc2 driver bugfixes

   - usblp driver bugfix

   - thunderbolt bugfix

   - few other tiny fixes

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

* tag 'usb-5.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  usb: dwc2: Fix endpoint direction check in ep_from_windex
  usb: dwc3: fix clock issue during resume in OTG mode
  xhci: fix bounce buffer usage for non-sg list case
  usb: host: xhci: mvebu: make USB 3.0 PHY optional for Armada 3720
  usb: xhci-mtk: break loop when find the endpoint to drop
  usb: xhci-mtk: skip dropping bandwidth of unchecked endpoints
  usb: renesas_usbhs: Clear pipe running flag in usbhs_pkt_pop()
  USB: gadget: legacy: fix an error code in eth_bind()
  thunderbolt: Fix possible NULL pointer dereference in tb_acpi_add_link()
  USB: serial: option: Adding support for Cinterion MV31
  usb: xhci-mtk: fix unreleased bandwidth data
  usb: gadget: aspeed: add missing of_node_put
  USB: usblp: don't call usb_set_interface if there's a single alt
  USB: serial: cp210x: add pid/vid for WSDA-200-USB
  USB: serial: cp210x: add new VID/PID for supporting Teraoka AD2000
2021-02-06 14:59:07 -08:00
Linus Torvalds
7c2d18357f Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input fixes from Dmitry Torokhov:
 "Nothing terribly interesting, just a few fixups"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: xpad - sync supported devices with fork on GitHub
  Input: ariel-pwrbutton - remove unused variable ariel_pwrbutton_id_table
  Input: goodix - add support for Goodix GT9286 chip
  dt-bindings: input: touchscreen: goodix: Add binding for GT9286 IC
  dt-bindings: input: adc-keys: clarify description
  Input: ili210x - implement pressure reporting for ILI251x
  Input: i8042 - unbreak Pegatron C15B
  Input: st1232 - wait until device is ready before reading resolution
  Input: st1232 - do not read more bytes than needed
  Input: st1232 - fix off-by-one error in resolution handling
2021-02-06 14:57:23 -08:00
Linus Torvalds
964d069f93 SCSI fixes on 20210206
One fix in drivers (lpfc) that stops an oops on resource exhaustion.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI fix from James Bottomley:
 "One fix in drivers (lpfc) that stops an oops on resource exhaustion"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  scsi: lpfc: Fix EEH encountering oops with NVMe traffic
2021-02-06 14:42:52 -08:00
Linus Torvalds
eec7918121 block-5.11-2021-02-05
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Merge tag 'block-5.11-2021-02-05' of git://git.kernel.dk/linux-block

Pull block fixes from Jens Axboe:
 "A few small regression fixes:

   - NVMe pull request from Christoph:
       - more quirks for buggy devices (Thorsten Leemhuis, Claus Stovgaard)
       - update the email address for Keith (Keith Busch)
       - fix an out of bounds access in nvmet-tcp (Sagi Grimberg)

   - Regression fix for BFQ shallow depth calculations introduced in
     this merge window (Lin)"

* tag 'block-5.11-2021-02-05' of git://git.kernel.dk/linux-block:
  nvmet-tcp: fix out-of-bounds access when receiving multiple h2cdata PDUs
  bfq-iosched: Revert "bfq: Fix computation of shallow depth"
  update the email address for Keith Bush
  nvme-pci: ignore the subsysem NQN on Phison E16
  nvme-pci: avoid the deepest sleep state on Kingston A2000 SSDs
2021-02-06 14:40:27 -08:00
Linus Torvalds
860b45dae9 io_uring-5.11-2021-02-05
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Merge tag 'io_uring-5.11-2021-02-05' of git://git.kernel.dk/linux-block

Pull io_uring fixes from Jens Axboe:
 "Two small fixes that should go into 5.11:

   - task_work resource drop fix (Pavel)

   - identity COW fix (Xiaoguang)"

* tag 'io_uring-5.11-2021-02-05' of git://git.kernel.dk/linux-block:
  io_uring: drop mm/files between task_work_submit
  io_uring: don't modify identity's files uncess identity is cowed
2021-02-06 14:37:24 -08:00
Thinh Nguyen
8cf9045b91 usb: dwc3: gadget: Remove check for bounded driver
The check for bounded gadget driver in dwc3_gadget_start() was to
prevent going through the initialization again without any cleanup. The
recent commit 49d08cfc7830 ("usb: udc: core: Introduce started state")
updated the UDC framework and guarantees this won't happen while the UDC
is started. Also, this check doesn't prevent requesting threaded irq to
the same dev_id, which will mess up the irq freeing logic. Let's remove
it.

Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/ccc90f316cf78bb5f7d46d3fd84f4c7f2c3020b1.1612518764.git.Thinh.Nguyen@synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-06 15:07:38 +01:00
Thinh Nguyen
450b9e9fab usb: dwc3: gadget: Set speed only up to the max supported
The setting of the device speed should be limited by the device's
maximum_speed. Check and prevent the driver from attempting to configure
higher than the maximum_speed.

Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/4fae4a9ebb60464d64d8b8f6fdfc2777a2206a69.1611106162.git.Thinh.Nguyen@synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-06 14:21:21 +01:00
Thinh Nguyen
f551037c07 usb: dwc3: gadget: Track connected SSP rate and lane count
Track the number of connected lanes and speed in corresponding enum
usb_ssp_rate for SuperSpeed Plus capable device.

Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/2389592188d2e37a2ee45edaf04d942b19f3af82.1611106162.git.Thinh.Nguyen@synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-06 14:21:21 +01:00
Thinh Nguyen
072cab8a0f usb: dwc3: gadget: Implement setting of SSP rate
Implement gadget ops udc_set_ssp_rate(). This allows the gadget/core
driver to select SSP signaling rate and number of lanes to for DWC_usb32
controller.

Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/8998b65fddfa02cab57bfc6aa35e9f101b252068.1611106162.git.Thinh.Nguyen@synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-06 14:21:21 +01:00
Thinh Nguyen
678481467d usb: dwc3: core: Check maximum_speed SSP genXxY
The DWC_usb32 controller supports dual-lane SuperSpeed Plus. Check the
maximum_speed property for any limitation in the HW to initialize and
validate the maximum number of lanes and speed the device will operate.

Currently the controller has no visibility into the HW parameter to
determine the maximum number of lanes the HW supports. If the number of
lanes is not specified for SSP, then set the default rate to gen2x2 for
DWC_usb32 and gen2x1 for DWC_usb31.

Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/08d43f2a99198bed84895c272340449a6d03710e.1611106162.git.Thinh.Nguyen@synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-06 14:21:21 +01:00
Thinh Nguyen
52c2d15703 usb: common: Parse for USB SSP genXxY
The USB "maximum-speed" property can now take the SSP signaling rate
generation and lane count with these new strings:

"super-speed-plus-gen2x2"
"super-speed-plus-gen2x1"
"super-speed-plus-gen1x2"

Introduce usb_get_maximum_ssp_rate() to parse for the corresponding
usb_ssp_rate enum. The original usb_get_maximum_speed() will return
USB_SPEED_SUPER_PLUS if it matches one of these new strings.

Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/f8ed896313d8cd8e2d2b540fc82db92b3ddf8a47.1611106162.git.Thinh.Nguyen@synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-06 14:21:21 +01:00
Thinh Nguyen
de4d9ea789 dt-binding: usb: Include USB SSP rates in GenXxY
According to the USB 3.2 spec, a SuperSpeed Plus device can operate at
gen2x2, gen2x1, or gen1x2. If the USB controller device supports
multiple lanes at different transfer rates, the user can specify the HW
capability via these new speed strings:

"super-speed-plus-gen2x2"
"super-speed-plus-gen2x1"
"super-speed-plus-gen1x2"

If the argument is simply "super-speed-plus", USB controllers should
default to their maximum transfer rate and number of lanes.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/cc7cc15f87e209c9963f19129f51398cdc374358.1611106162.git.Thinh.Nguyen@synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-06 14:21:21 +01:00