e1000e: make ioport free

This patch makes e1000e driver ioport-free.
This corrects behavior in probe function so as not to request ioport
resources as long as they are not really needed.

Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h
index d3bc6f8101fa..4a4f62e002b2 100644
--- a/drivers/net/e1000e/e1000.h
+++ b/drivers/net/e1000e/e1000.h
@@ -283,6 +283,10 @@ struct e1000_adapter {
         unsigned long led_status;
 
         unsigned int flags;
+
+        /* for ioport free */
+        int bars;
+        int need_ioport;
 };
 
 struct e1000_info {