mbox series

[0/4] Add improvements for STM32 USART DMA TX

Message ID 20220104182445.4195-1-valentin.caron@foss.st.com (mailing list archive)
Headers show
Series Add improvements for STM32 USART DMA TX | expand

Message

Valentin Caron Jan. 4, 2022, 6:24 p.m. UTC
This series reworks STM32 USART DMA TX state management, and fix flow control.

Valentin Caron (4):
  serial: stm32: move tx dma terminate DMA to shutdown
  serial: stm32: rework TX DMA state condition
  serial: stm32: fix flow control transfer in DMA mode
  serial: stm32: correct loop for dma error handling

 drivers/tty/serial/stm32-usart.c | 74 ++++++++++++++++++++++++--------
 drivers/tty/serial/stm32-usart.h |  2 +-
 2 files changed, 56 insertions(+), 20 deletions(-)