Subject: [PATCH 4/8] e1000e: lower ring minimum size to 64

From: Auke Kok <[email-masked]>
Date: Wed, 23 Apr 2008 11:09:19 -0700

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 <[email-masked]>
---

 drivers/net/e1000e/e1000.h |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h
index f6835c3..38bfd0d 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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