From e236b9574641302d02e4d044ed78a65e9ae6fdc2 Mon Sep 17 00:00:00 2001
From: Michael Sevakis <jethead71@rockbox.org>
Date: Mon, 24 May 2010 20:12:10 +0000
Subject: [PATCH] Si4700 tuner: It doesn't like to do i2c while powered off and
 hangs the bus. Make 'pause' simply be 'mute', allowing tuning during user
 mute as well as nicer-sounding unmute.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26269 a1c6a512-1295-4272-9138-f99709370657
---
 apps/radio/radio.c              | 4 +++-
 firmware/drivers/tuner/si4700.c | 4 +++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/apps/radio/radio.c b/apps/radio/radio.c
index b3540610f1..403d1ae36f 100644
--- a/apps/radio/radio.c
+++ b/apps/radio/radio.c
@@ -279,7 +279,9 @@ void radio_pause(void)
     }
 
     tuner_set(RADIO_MUTE, 1);
-    tuner_set(RADIO_SLEEP, 1);
+    /* For si4700: 2==this is really 'pause'. other tuners treat it
+     * like 'bool'. */
+    tuner_set(RADIO_SLEEP, 2);
 
     radio_status = FMRADIO_PAUSED;
 } /* radio_pause */
diff --git a/firmware/drivers/tuner/si4700.c b/firmware/drivers/tuner/si4700.c
index 3a49d6ef41..985659b77b 100644
--- a/firmware/drivers/tuner/si4700.c
+++ b/firmware/drivers/tuner/si4700.c
@@ -411,7 +411,9 @@ int si4700_set(int setting, int value)
     switch(setting)
     {
         case RADIO_SLEEP:
-            si4700_sleep(value);
+            if (value != 2)
+                si4700_sleep(value);
+            /* else actually it's 'pause' */
             break;
 
         case RADIO_FREQUENCY: