From 571316a4eaae23af4818d616d6f792317c9d4644 Mon Sep 17 00:00:00 2001
From: Tim Crawford <tcrawford@system76.com>
Date: Mon, 2 Aug 2021 11:56:47 -0600
Subject: [PATCH] kbled: Use u8 for array access

The index will never be negative and will never exceed 255. Change them
from i16 to u8 so SDCC will generate more efficient code.

Signed-off-by: Tim Crawford <tcrawford@system76.com>
---
 src/board/system76/common/kbled.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/board/system76/common/kbled.c b/src/board/system76/common/kbled.c
index 4328542..874f3fa 100644
--- a/src/board/system76/common/kbled.c
+++ b/src/board/system76/common/kbled.c
@@ -3,7 +3,7 @@
 #include <board/kbled.h>
 #include <common/macro.h>
 
-static int16_t LEVEL_I = 1;
+static uint8_t LEVEL_I = 1;
 static const uint8_t __code LEVELS[] = {
     48,
     72,
@@ -13,7 +13,7 @@ static const uint8_t __code LEVELS[] = {
     255
 };
 
-static int16_t COLOR_I = 0;
+static uint8_t COLOR_I = 0;
 static const uint32_t __code COLORS[] = {
     0xFFFFFF,
     0x0000FF,