From f57d6693e1ad994374927d7ab7b151bb28f0cb37 Mon Sep 17 00:00:00 2001
From: Stefan Weil <sw@weilnetz.de>
Date: Sun, 22 Dec 2013 15:32:29 +0100
Subject: [PATCH] pxa27x: Reduce size of keyboard matrix mapping

The row and column values use only a very limited range (-1 ... 7),
so a byte value is sufficient.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 include/hw/arm/pxa.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/hw/arm/pxa.h b/include/hw/arm/pxa.h
index a4e1a66264..6db1ff344f 100644
--- a/include/hw/arm/pxa.h
+++ b/include/hw/arm/pxa.h
@@ -102,8 +102,8 @@ void pxa2xx_pcmcia_set_irq_cb(void *opaque, qemu_irq irq, qemu_irq cd_irq);
 
 /* pxa2xx_keypad.c */
 struct  keymap {
-    int column;
-    int row;
+    int8_t column;
+    int8_t row;
 };
 typedef struct PXA2xxKeyPadState PXA2xxKeyPadState;
 PXA2xxKeyPadState *pxa27x_keypad_init(MemoryRegion *sysmem,
-- 
2.11.4.GIT