libpayload: Use longer delay in tinycurses' wgetch()

The counted delay of 1ms was shorter than the time usb_poll() took
(~30ms observed). So with a given timeout of 100ms it actually took 3s.
We can lower the problem if we delay 10ms per loop iteration.

Change-Id: I6e084bdd05332111cc8adcd13493a5dfb4bc8b28
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: http://review.coreboot.org/3533
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Dave Frodin <dave.frodin@se-eng.com>
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>

1 files changed, 7 insertions, 7 deletions

diff --git a/payloads/libpayload/curses/keyboard.c b/payloads/libpayload/curses/keyboard.c
index 7ebb04f111..9648dde573 100644
--- a/payloads/libpayload/curses/keyboard.c
+++ b/payloads/libpayload/curses/keyboard.c
@@ -175,15 +175,15 @@ static int curses_getchar(int _delay)
 		}
 #endif
 
-		if (_delay == 0)
+		if (_delay == 0) {
 			break;
-
-		if (_delay > 0) {
-			mdelay(1);
-			_delay--;
+		} else if (_delay >= 10) {
+			mdelay(10);
+			_delay -= 10;
+		} else if (_delay > 0) {
+			mdelay(_delay);
+			_delay = 0;
 		}
-
-
 	} while (1);
 
 	return ERR;