USB-serial updates for 5.11-rc1

The following changes since commit 3650b228f83adda7e5ee532e2b90429c03f7b9ec:

Linux 5.10-rc1 (2020-10-25 15:14:11 -0700)

are available in the Git repository at:

https://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial.git tags/usb-serial-5.11-rc1

for you to fetch changes up to fddd408ad448efc49c67f8dfdc4e86b31c683a0c:

USB: serial: ftdi_sio: log the CBUS GPIO validity (2020-12-09 18:07:03 +0100)

----------------------------------------------------------------
USB-serial updates for 5.11-rc1

Here are the USB-serial updates for 5.11-rc1, including:

- keyspan_pda write-implementation fixes
- digi_acceleport write-wakeup fix
- mos7720 parport-restore fix
- mos7720 parport-tasklet removal
- cp210x termios-handling cleanups
- option device-flag fix
- ftdi_sio GPIO CBUS-configuration improvements
- removal of in_interrupt() uses

Included are also various clean ups.

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

----------------------------------------------------------------
Ahmed S. Darwish (1):
USB: serial: digi_acceleport: remove in_interrupt() usage

Davidlohr Bueso (1):
USB: serial: mos7720: defer state restore to a workqueue

Johan Hovold (24):
USB: serial: keyspan_pda: fix dropped unthrottle interrupts
USB: serial: keyspan_pda: fix write deadlock
USB: serial: keyspan_pda: fix stalled writes
USB: serial: keyspan_pda: fix write-wakeup use-after-free
USB: serial: keyspan_pda: fix tx-unthrottle use-after-free
USB: serial: keyspan_pda: fix write unthrottling
USB: serial: keyspan_pda: refactor write-room handling
USB: serial: keyspan_pda: fix write implementation
USB: serial: keyspan_pda: increase transmitter threshold
USB: serial: keyspan_pda: add write-fifo support
USB: serial: keyspan_pda: clean up xircom/entrega support
USB: serial: keyspan_pda: clean up comments and whitespace
USB: serial: keyspan_pda: use BIT() macro
USB: serial: keyspan_pda: drop redundant usb-serial pointer
USB: serial: digi_acceleport: fix write-wakeup deadlocks
USB: serial: remove write wait queue
USB: serial: mos7720: fix parallel-port state restore
USB: serial: cp210x: return early on unchanged termios
USB: serial: cp210x: clean up line-control handling
USB: serial: cp210x: set terminal settings on open
USB: serial: cp210x: drop flow-control debugging
USB: serial: cp210x: refactor flow-control handling
USB: serial: cp210x: clean up dtr_rts()
USB: serial: option: add interface-number sanity check to flag handling

Marc Zyngier (3):
USB: serial: ftdi_sio: report the valid GPIO lines to gpiolib
USB: serial: ftdi_sio: drop GPIO line checking dead code
USB: serial: ftdi_sio: log the CBUS GPIO validity

Tom Rix (1):
USB: serial: iuu_phoenix: remove unneeded break

 arch/arm/configs/badge4_defconfig     |   1 -
 arch/arm/configs/corgi_defconfig      |   1 -
 arch/arm/configs/pxa_defconfig        |   1 -
 arch/arm/configs/spitz_defconfig      |   1 -
 arch/mips/configs/mtx1_defconfig      |   1 -
 arch/mips/configs/rm200_defconfig     |   1 -
 arch/powerpc/configs/g5_defconfig     |   1 -
 arch/powerpc/configs/ppc6xx_defconfig |   1 -
 drivers/usb/serial/Kconfig            |  19 +-
 drivers/usb/serial/Makefile           |   1 -
 drivers/usb/serial/cp210x.c           | 499 +++++++------------------------
 drivers/usb/serial/digi_acceleport.c  |  62 ++--
 drivers/usb/serial/ftdi_sio.c         |  23 +-
 drivers/usb/serial/iuu_phoenix.c      |   2 -
 drivers/usb/serial/keyspan_pda.c      | 548 +++++++++++++++-------------------
 drivers/usb/serial/mos7720.c          | 236 +++------------
 drivers/usb/serial/option.c           |  23 +-
 include/linux/usb/serial.h            |   2 -
 18 files changed, 444 insertions(+), 979 deletions(-)

Pulled and pushed out, thanks.

greg k-h