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(parent: 2ee91d4) | patch
serial: liteuart: rx loop should only ack rx events
authorGabriel Somlo <gsomlo@gmail.com>
Wed, 23 Nov 2022 13:04:53 +0000 (08:04 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 19 Jan 2023 13:59:40 +0000 (14:59 +0100)
commit771268843caa3ecd3fa43b05a6d1d74700785ad8
tree3708d2d0064ef9deceaa7f320ba805b9220083c5tree | snapshot
parent2ee91d42bf5ac2f2f2862d06f7344ffe89d4a032commit | diff
serial: liteuart: rx loop should only ack rx events

While receiving characters, it is necessary to acknowledge each one
by writing to the EV_PENDING register's EV_RX bit. Ensure we do not
also gratuitously set the EV_TX bit in the process.

Signed-off-by: Gabriel Somlo <gsomlo@gmail.com>
Reviewed-by: Jiri Slaby <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20221123130500.1030189-8-gsomlo@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/liteuart.c diff | blob | history
Domain: System / Kernel;