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authorAuke Kok <auke-jan.h.kok@intel.com>2008-04-23 11:09:19 -0700
committerJeff Garzik <jgarzik@redhat.com>2008-04-25 02:07:13 -0400
commit7b1be1987c1e8163b3631dcd1ce4f03707d60c3b (patch)
tree0316f7c832fcbdc5af9536f75cfb127a575cec2d /drivers/net/e1000e
parent2d9498f369706d6db174abd2e75b37732b9dbbde (diff)
downloadblackbird-op-linux-7b1be1987c1e8163b3631dcd1ce4f03707d60c3b.tar.gz
blackbird-op-linux-7b1be1987c1e8163b3631dcd1ce4f03707d60c3b.zip
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>
Diffstat (limited to 'drivers/net/e1000e')
-rw-r--r--drivers/net/e1000e/e1000.h4
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 */
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