From 4ca286610f664acf3153634f3930acd2de993a9f Mon Sep 17 00:00:00 2001
From: Hans Verkuil <hans.verkuil@cisco.com>
Date: Mon, 25 Feb 2013 08:00:15 -0300
Subject: [PATCH] [media] radio-rtrack2: fix mute bug

Setting the frequency would unmute the card. Fixed the mute handling in the
s_frequency code.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---
 drivers/media/radio/radio-rtrack2.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/media/radio/radio-rtrack2.c b/drivers/media/radio/radio-rtrack2.c
index b1f844c64fde..09cfbc373c92 100644
--- a/drivers/media/radio/radio-rtrack2.c
+++ b/drivers/media/radio/radio-rtrack2.c
@@ -8,6 +8,8 @@
  *
  * Converted to the radio-isa framework by Hans Verkuil <hans.verkuil@cisco.com>
  * Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org>
+ *
+ * Fully tested with actual hardware and the v4l2-compliance tool.
  */
 
 #include <linux/module.h>	/* Modules 			*/
@@ -81,8 +83,7 @@ static int rtrack2_s_frequency(struct radio_isa_card *isa, u32 freq)
 			zero(isa);
 
 	outb_p(0xc8, isa->io);
-	if (!v4l2_ctrl_g_ctrl(isa->mute))
-		outb_p(0, isa->io);
+	outb_p(v4l2_ctrl_g_ctrl(isa->mute), isa->io);
 	return 0;
 }