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-pnp.c b/drivers/ide/ide-pnp.c
index 6bca0f0..017b1df 100644
--- a/drivers/ide/ide-pnp.c
+++ b/drivers/ide/ide-pnp.c
@@ -37,7 +37,7 @@
 	struct ide_host *host;
 	unsigned long base, ctl;
 	int rc;
-	hw_regs_t hw, *hws[] = { &hw };
+	struct ide_hw hw, *hws[] = { &hw };
 
 	printk(KERN_INFO DRV_NAME ": generic PnP IDE interface\n");