USB: changes for v5.6 merge window

Hi Greg,

here's my pull request for v5.6 merge window

The following changes since commit 845f081002eebd7a1216fc0a5ef2c862dc6d093e:

Merge 5.5-rc6 into usb-next (2020-01-13 12:11:40 +0100)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git tags/usb-for-v5.6

for you to fetch changes up to 8d891e324f4452ff1a0b324a2474b44ef04b491c:

usb: gadget: f_ecm: Use atomic_t to track in-flight request (2020-01-15 10:58:58 +0200)

----------------------------------------------------------------
USB: changes for v5.6 merge window

A few important, albeit non-critical, fixes on dwc3 done by Thinh Nguyen.

The cdns3 driver got ported to NXP, while also learning about streams.

Other than these highlights, we also have the usual set of non-critical fixes all over the place.

----------------------------------------------------------------
Alexandru M Stan (1):
usb: dwc2: Fix NULL qh in dwc2_queue_transaction

Bin Liu (1):
usb: dwc3: turn off VBUS when leaving host mode

Bryan O'Donoghue (2):
usb: gadget: f_ncm: Use atomic_t to track in-flight request
usb: gadget: f_ecm: Use atomic_t to track in-flight request

Dejin Zheng (1):
usb: gadget: udc: core: Warn about failed to find udc

Jayshri Pawar (1):
usb: cdns3: Add streams support to cadence USB3 DRD driver

Jia-Ju Bai (1):
usb: gadget: udc: fix possible sleep-in-atomic-context bugs in gr_probe()

John Keeping (3):
usb: dwc2: Fix IN FIFO allocation
usb: dwc2: fix debugfs FIFO count
usb: gadget: f_uac2: fix packet size calculation

Linus Walleij (1):
usb: phy-generic: Delete unused platform data

Minas Harutyunyan (1):
usb: dwc2: Fix Stalling a Non-Isochronous OUT EP

Peter Chen (2):
usb: gadget: f_fs: set req->num_sgs as 0 for non-sg transfer
usb: cdns3: add NXP imx8qm glue layer

Roger Quadros (1):
usb: gadget: legacy: set max_speed to super-speed

Thinh Nguyen (7):
usb: dwc3: gadget: Don't send unintended link state change
usb: dwc3: gadget: Set link state to RX_Detect on disconnect
usb: dwc3: gadget: Clear DCTL.ULSTCHNGREQ before set
usb: gadget: configfs: Add max_speed setting
usb: dwc3: gadget: Check END_TRANSFER completion
usb: dwc3: gadget: Delay starting transfer
usb: dwc3: gadget: Remove END_TRANSFER delay

 Documentation/ABI/testing/configfs-usb-gadget |   4 +
 drivers/usb/cdns3/Kconfig                     |  10 +
 drivers/usb/cdns3/Makefile                    |   1 +
 drivers/usb/cdns3/cdns3-imx.c                 | 216 +++++++++++
 drivers/usb/cdns3/gadget.c                    | 533 +++++++++++++++++++++++---
 drivers/usb/cdns3/gadget.h                    |  26 +-
 drivers/usb/cdns3/trace.h                     |  93 ++++-
 drivers/usb/dwc2/debugfs.c                    |   3 +-
 drivers/usb/dwc2/gadget.c                     |  25 +-
 drivers/usb/dwc2/hcd.c                        |   2 +-
 drivers/usb/dwc3/core.c                       |   3 +
 drivers/usb/dwc3/core.h                       |   2 +
 drivers/usb/dwc3/ep0.c                        |   4 +-
 drivers/usb/dwc3/gadget.c                     |  56 +--
 drivers/usb/dwc3/gadget.h                     |  14 +
 drivers/usb/gadget/configfs.c                 |  43 +++
 drivers/usb/gadget/function/f_ecm.c           |  16 +-
 drivers/usb/gadget/function/f_fs.c            |   2 +
 drivers/usb/gadget/function/f_ncm.c           |  17 +-
 drivers/usb/gadget/function/u_audio.c         |  10 +-
 drivers/usb/gadget/legacy/cdc2.c              |   2 +-
 drivers/usb/gadget/legacy/g_ffs.c             |   2 +-
 drivers/usb/gadget/legacy/multi.c             |   2 +-
 drivers/usb/gadget/legacy/ncm.c               |   2 +-
 drivers/usb/gadget/udc/core.c                 |   2 +
 drivers/usb/gadget/udc/gr_udc.c               |  16 +-
 drivers/usb/phy/phy-am335x.c                  |   2 +-
 drivers/usb/phy/phy-generic.c                 |  39 +-
 drivers/usb/phy/phy-generic.h                 |   3 +-
 drivers/usb/phy/phy-keystone.c                |   2 +-
 include/linux/usb/usb_phy_generic.h           |  12 -
 31 files changed, 1010 insertions(+), 154 deletions(-)
 create mode 100644 drivers/usb/cdns3/cdns3-imx.c

balbi