remove ioremap_nocache and devm_ioremap_nocache

ioremap has provided non-cached semantics by default since the Linux 2.6
days, so remove the additional ioremap_nocache interface.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c
index dd48433..91d64dd 100644
--- a/drivers/infiniband/hw/qib/qib_iba7322.c
+++ b/drivers/infiniband/hw/qib/qib_iba7322.c
@@ -6630,7 +6630,7 @@ static int qib_init_7322_variables(struct qib_devdata *dd)
 	/* vl15 buffers start just after the 4k buffers */
 	vl15off = dd->physaddr + (dd->piobufbase >> 32) +
 		  dd->piobcnt4k * dd->align4k;
-	dd->piovl15base	= ioremap_nocache(vl15off,
+	dd->piovl15base	= ioremap(vl15off,
 					  NUM_VL15_BUFS * dd->align4k);
 	if (!dd->piovl15base) {
 		ret = -ENOMEM;