rtl-sdr/rtl-sdr-0009-fix-FC0013-UHF-reception.patch

From 1dff8e0b4c5681cf2cbc6d4ab0aa0bee30c5ed09 Mon Sep 17 00:00:00 2001
From: Benjamin Larsson <banan@ludd.ltu.se>
Date: Mon, 17 Feb 2020 01:20:24 +0100
Subject: [PATCH] lib: enable better UHF reception (>862MHz) for FC0013

---
 src/tuner_fc0013.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/tuner_fc0013.c b/src/tuner_fc0013.c
index 78b696e..5984dfb 100644
--- a/src/tuner_fc0013.c
+++ b/src/tuner_fc0013.c
@@ -248,11 +248,11 @@ int fc0013_set_params(void *dev, uint32_t freq, uint32_t bandwidth)
 		if (ret)
 			goto exit;
 
-		/* disable UHF & enable GPS */
+		/* enable UHF & disable GPS */
 		ret = fc0013_readreg(dev, 0x14, &tmp);
 		if (ret)
 			goto exit;
-		ret = fc0013_writereg(dev, 0x14, (tmp & 0x1f) | 0x20);
+		ret = fc0013_writereg(dev, 0x14, (tmp & 0x1f) | 0x40);
 		if (ret)
 			goto exit;
 	}