Commit 65b77ccb authored by Sven Schnelle's avatar Sven Schnelle Committed by Heiko Carstens
Browse files

s390/tty3270: use switch/case in tty3270_erase_display() 



This makes the code easier to read.

Signed-off-by: default avatarSven Schnelle <svens@linux.ibm.com>
Acked-by: default avatarHeiko Carstens <hca@linux.ibm.com>
Tested-by: default avatarNiklas Schnelle <schnelle@linux.ibm.com>
Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
parent 815f3eee

drivers/s390/char/con3270.c

+20 −16
Original line number Diff line number Diff line
@@ -1337,26 +1337,30 @@ static void tty3270_erase_line(struct tty3270 *tp, int mode) 
 */

static void tty3270_erase_display(struct tty3270 *tp, int mode)

{

	int i;

	int i, start, end;



	if (mode == 0) {

	switch (mode) {

	case 0:

		tty3270_erase_line(tp, 0);

		for (i = tp->cy + 1; i < tp->view.rows - 2; i++) {

			tp->screen[i].len = 0;

			tty3270_convert_line(tp, i);

		}

	} else if (mode == 1) {

		for (i = 0; i < tp->cy; i++) {

			tp->screen[i].len = 0;

			tty3270_convert_line(tp, i);

		}

		start = tp->cy + 1;

		end = tp->view.rows - 2;

		break;

	case 1:

		start = 0;

		end = tp->cy;

		tty3270_erase_line(tp, 1);

	} else if (mode == 2) {

		for (i = 0; i < tp->view.rows - 2; i++) {

		break;

	case 2:

		start = 0;

		end = tp->view.rows - 2;

		break;

	default:

		return;

	}

	for (i = start; i < end; i++) {

		tp->screen[i].len = 0;

		tty3270_convert_line(tp, i);

	}

	}

	tty3270_rebuild_update(tp);

}