p54pci: endianness annotations and fixes

->ring_control_dma is dma_addr_t, needs conversion to little-endian
before __raw_writel()...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/p54pci.h b/drivers/net/wireless/p54pci.h
index 52feb59..5bedd7a 100644
--- a/drivers/net/wireless/p54pci.h
+++ b/drivers/net/wireless/p54pci.h
@@ -85,8 +85,8 @@
 	struct p54p_desc tx_mgmt[4];
 } __attribute__ ((packed));
 
-#define P54P_READ(r) __raw_readl(&priv->map->r)
-#define P54P_WRITE(r, val) __raw_writel((__force u32)(val), &priv->map->r)
+#define P54P_READ(r) (__force __le32)__raw_readl(&priv->map->r)
+#define P54P_WRITE(r, val) __raw_writel((__force u32)(__le32)(val), &priv->map->r)
 
 struct p54p_priv {
 	struct p54_common common;