e1000e: lower ring minimum size to 64

The lower limit of 80 descriptors in the ring is only valid for
one older 8254x chipset. All e1000e devices can use as low as
64 descriptors.

Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h
index f6835c321516..38bfd0d261fe 100644
--- a/drivers/net/e1000e/e1000.h
+++ b/drivers/net/e1000e/e1000.h
@@ -64,11 +64,11 @@ struct e1000_info;
 /* Tx/Rx descriptor defines */
 #define E1000_DEFAULT_TXD               256
 #define E1000_MAX_TXD                   4096
-#define E1000_MIN_TXD                   80
+#define E1000_MIN_TXD                   64
 
 #define E1000_DEFAULT_RXD               256
 #define E1000_MAX_RXD                   4096
-#define E1000_MIN_RXD                   80
+#define E1000_MIN_RXD                   64
 
 #define E1000_MIN_ITR_USECS             10 /* 100000 irq/sec */
 #define E1000_MAX_ITR_USECS             10000 /* 100    irq/sec */