Clarify usb_powered() and fix some code.

Either by mistake or because its meaning changed, usb_powered() doesn't mean
what the name suggest, so clarify its meaning by renaming it to usb_powered_only.
So use of usb_powered() are replaced by usb_inserted() when it makes more sense.

Change-Id: I112887e2d8560e84587bee5f55c826dde8c806d8
Reviewed-on: http://gerrit.rockbox.org/1097
Reviewed-by: Amaury Pouly <amaury.pouly@gmail.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/apps/main.c b/apps/main.c
index 60164515fa..211f7f1b3c 100644
--- a/apps/main.c
+++ b/apps/main.c
@@ -586,7 +586,8 @@ static void init(void)
                 mounted = true; /* mounting done @ end of USB mode */
             }
 #ifdef HAVE_USB_POWER
-        if (usb_powered())      /* avoid deadlock */
+        /* if there is no host or user requested no USB, skip this */
+        if (usb_powered_only())
             break;
 #endif
     }