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serial: sh-sci: Remove unused STEPFN() macro 

The last user of the STEPFN() macro was removed in commit
d5cb1319a9 ("serial: sh-sci: Remove manual break debouncing").

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/970387d104dea5bb7ea674bb89229641467e629b.1623076891.git.geert+renesas@glider.be
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Geert Uytterhoeven 2021-06-07 16:43:45 +02:00 committed by Greg Kroah-Hartman
parent 2877389f59
commit e901000aa6
1 changed files with 0 additions and 3 deletions
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3
drivers/tty/serial/sh-sci.c
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@ -841,9 +841,6 @@ static void sci_transmit_chars(struct uart_port *port)
}
/* On SH3, SCIF may read end-of-break as a space->mark char */
#define STEPFN(c) ({int __c = (c); (((__c-1)|(__c)) == -1); })
static void sci_receive_chars(struct uart_port *port)
{
struct tty_port *tport = &port->state->port;