From 55f60f30c106499e332437ae7d15591e14829449 Mon Sep 17 00:00:00 2001
From: Nathael Pajani <nathael.pajani@ed3l.fr>
Date: Thu, 15 Sep 2016 05:15:00 +0200
Subject: [PATCH] Display error number on error

---
 i2c_light/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/i2c_light/main.c b/i2c_light/main.c
index be3beea..993fbc7 100644
--- a/i2c_light/main.c
+++ b/i2c_light/main.c
@@ -91,7 +91,7 @@ void lux_display(int uart_num)
 
 	ret = tsl256x_sensor_read(&tsl256x_sensor, &comb, &ir, &lux);
 	if (ret != 0) {
-		uprintf(uart_num, "Lux read error\n");
+		uprintf(uart_num, "Lux read error: %d\n", ret);
 	} else {
 		uprintf(uart_num, "Lux: %d  (Comb: 0x%04x, IR: 0x%04x)\n", lux, comb, ir);
 	}
-- 
2.43.0