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/at91_ide.c b/drivers/ide/at91_ide.c
index 11fe1ff..fc0949a 100644
--- a/drivers/ide/at91_ide.c
+++ b/drivers/ide/at91_ide.c
@@ -247,7 +247,7 @@
 static int __init at91_ide_probe(struct platform_device *pdev)
 {
 	int ret;
-	hw_regs_t hw, *hws[] = { &hw };
+	struct ide_hw hw, *hws[] = { &hw };
 	struct ide_host *host;
 	struct resource *res;
 	unsigned long tf_base = 0, ctl_base = 0;