CC      arch/sh/kernel/cpu/sh4/sq.o
arch/sh/kernel/cpu/sh4/sq.c: In function 'sq_flush_range':
arch/sh/kernel/cpu/sh4/sq.c:65: warning: passing argument 1 of 'prefetch' discards qualifiers from pointer target type
This didn't actually need to be volatile in the first place, so just
kill off the qualifier entirely.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
  */
 void sq_flush_range(unsigned long start, unsigned int len)
 {
-       volatile unsigned long *sq = (unsigned long *)start;
+       unsigned long *sq = (unsigned long *)start;
 
        /* Flush the queues */
        for (len >>= 5; len--; sq += 8)
-               prefetchw((void *)sq);
+               prefetchw(sq);
 
        /* Wait for completion */
        store_queue_barrier();