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H A Dbcm63xx_uart.cdiff d3ebc5597ec291d6af24d71815d80ef355995ef0 Thu Jun 06 14:56:33 CDT 2024 Jonas Gorski <jonas.gorski@gmail.com> serial: bcm63xx-uart: fix tx after conversion to uart_port_tx_limited()

commit ea55c65dedf40e9c1911dc1e63e26bc9a59692b9 upstream.

When bcm63xx-uart was converted to uart_port_tx_limited(), it implicitly
added a call to stop_tx(). This causes garbage to be put out on the
serial console. To fix this, pass UART_TX_NOSTOP in flags, and manually
call stop_tx() ourselves analogue to how a similar issue was fixed in
commit 7be50f2e8f20 ("serial: mxs-auart: fix tx").

Fixes: d11cc8c3c4b6 ("tty: serial: use uart_port_tx_limited()")
Cc: stable@vger.kernel.org
Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
Signed-off-by: Doug Brown <doug@schmorgal.com>
Link: https://lore.kernel.org/r/20240606195632.173255-4-doug@schmorgal.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>