[PATCH v2 00/13] stm32 usart various fixes

[Erwan Le Ray]

Changes in v2:
Rebase on latest 5.12-rc1 requested by maintainer because of merge
conflict.

Erwan Le Ray (13):
  serial: stm32: fix probe and remove order for dma
  serial: stm32: fix startup by enabling usart for reception
  serial: stm32: fix incorrect characters on console
  serial: stm32: fix TX and RX FIFO thresholds
  serial: stm32: fix a deadlock condition with wakeup event
  serial: stm32: fix wake-up flag handling
  serial: stm32: fix a deadlock in set_termios
  serial: stm32: fix tx dma completion, release channel
  serial: stm32: call stm32_transmit_chars locked
  serial: stm32: fix FIFO flush in startup and set_termios
  serial: stm32: add FIFO flush when port is closed
  serial: stm32: fix tx_empty condition
  serial: stm32: add support for "flush_buffer" ops

 drivers/tty/serial/stm32-usart.c | 198 +++++++++++++++++++++----------
 drivers/tty/serial/stm32-usart.h |   3 -
 2 files changed, 135 insertions(+), 66 deletions(-)

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2.17.1