serial: liteuart: add IRQ support for the TX path

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Switch the TX path to IRQ-driven operation, while maintaining support
for polling mode via the poll timer.

Signed-off-by: Gabriel Somlo <gsomlo@gmail.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Reviewed-by: Jiri Slaby <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20221123130500.1030189-14-gsomlo@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Gabriel Somlo 2022-11-23 08:04:59 -05:00 • committed by Greg Kroah-Hartman

parent 5602cf99dc

commit 01a305a366

1 changed files with 13 additions and 17 deletions

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drivers/tty/serial/liteuart.c

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