From 32e6eb7029e457d5683cb2510fc6516316ca2618 Mon Sep 17 00:00:00 2001
From: Silvano Seva <silseva@fastwebnet.it>
Date: Tue, 23 Mar 2021 07:51:15 +0100
Subject: [PATCH] Applied bugfix to MD-UV3x0 radio driver also to GDx one

---
 platform/drivers/baseband/radio_GDx.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/platform/drivers/baseband/radio_GDx.c b/platform/drivers/baseband/radio_GDx.c
index 1cea9ed9..9fa119fa 100644
--- a/platform/drivers/baseband/radio_GDx.c
+++ b/platform/drivers/baseband/radio_GDx.c
@@ -311,7 +311,11 @@ float radio_getRssi(const freq_t rxFreq)
 {
     (void) rxFreq;
 
-    uint16_t val = AT1846S_readRSSI();
-    int8_t rssi   = -151 + (val >> 8);
+    /*
+     * RSSI and SNR are packed in a 16-bit value, with RSSI being the upper
+     * eight bits.
+     */
+    uint16_t val = (AT1846S_readRSSI() >> 8);
+    int16_t rssi   = -151 + ((int16_t) val);
     return ((float) rssi);
 }