ide: remove hw_regs_t typedef

Remove hw_regs_t typedef and rename struct hw_regs_s to struct ide_hw.

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/ide-cs.c b/drivers/ide/ide-cs.c
index 63309ad..527908f 100644
--- a/drivers/ide/ide-cs.c
+++ b/drivers/ide/ide-cs.c
@@ -164,7 +164,7 @@
     struct ide_host *host;
     ide_hwif_t *hwif;
     int i, rc;
-    hw_regs_t hw, *hws[] = { &hw };
+    struct ide_hw hw, *hws[] = { &hw };
 
     if (!request_region(io, 8, DRV_NAME)) {
 	printk(KERN_ERR "%s: I/O resource 0x%lX-0x%lX not free.\n",