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serial: 8250: Add support for dmaengine
Add support for dmaengine API. The drivers can implement the struct uart_8250_dma member in struct uart_8250_port and 8250.c can take care of the rest. Signed-off-by:Heikki Krogerus <heikki.krogerus@linux.intel.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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- drivers/tty/serial/8250/8250.c 28 additions, 3 deletionsdrivers/tty/serial/8250/8250.c
- drivers/tty/serial/8250/8250.h 50 additions, 0 deletionsdrivers/tty/serial/8250/8250.h
- drivers/tty/serial/8250/8250_dma.c 213 additions, 0 deletionsdrivers/tty/serial/8250/8250_dma.c
- drivers/tty/serial/8250/Kconfig 8 additions, 0 deletionsdrivers/tty/serial/8250/Kconfig
- drivers/tty/serial/8250/Makefile 1 addition, 0 deletionsdrivers/tty/serial/8250/Makefile
- include/linux/serial_8250.h 4 additions, 0 deletionsinclude/linux/serial_8250.h
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