+ spin_lock_irqsave(&ice->reg_lock, flags);
+ if (inb(ICEMT(ice, PLAYBACK_CONTROL)) & (ICE1712_CAPTURE_START_SHADOW|
+ ICE1712_PLAYBACK_PAUSE|
+ ICE1712_PLAYBACK_START)) {
+ __out:
+ spin_unlock_irqrestore(&ice->reg_lock, flags);
+ return;
+ }
+ if (!force && is_pro_rate_locked(ice))
+ goto __out;
+
+ old = inb(ICEMT(ice, RATE));
+ if (!force && old == val)
+ goto __out;
+ outb(val, ICEMT(ice, RATE));