ide/ata: Add module.h to the implicit modular users

A pending cleanup will mean that module.h won't be implicitly
everywhere anymore.  Make sure the modular drivers in the ide dir
are actually calling out for <module.h> explicitly in advance.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
diff --git a/drivers/ide/pmac.c b/drivers/ide/pmac.c
index 1db7c43..e944c7f 100644
--- a/drivers/ide/pmac.c
+++ b/drivers/ide/pmac.c
@@ -28,6 +28,7 @@
 #include <linux/delay.h>
 #include <linux/ide.h>
 #include <linux/notifier.h>
+#include <linux/module.h>
 #include <linux/reboot.h>
 #include <linux/pci.h>
 #include <linux/adb.h>