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From: Auke Kok <auke-jan.h.kok@intel.com>
To: jeff@garzik.org
Cc: e1000-devel@lists.sourceforge.net, netdev@vger.kernel.org
Subject: [PATCH 4/8] e1000e: lower ring minimum size to 64
Date: Wed, 23 Apr 2008 11:09:19 -0700	[thread overview]
Message-ID: <20080423180919.24972.67080.stgit@localhost.localdomain> (raw)
In-Reply-To: <20080423180900.24972.84015.stgit@localhost.localdomain>

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>
---

 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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  parent reply	other threads:[~2008-04-23 18:09 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-04-23 18:09 [PATCH 1/8] e1000e: cleanup several stats issues Auke Kok
2008-04-23 18:09 ` [PATCH 2/8] e1000e: Add interrupt moderation run-time ethtool interface Auke Kok
2008-04-23 18:09 ` [PATCH 3/8] e1000e: Fix HW Error on es2lan, ARP capture issue by BMC Auke Kok
2008-04-23 18:09 ` Auke Kok [this message]
2008-04-23 18:12   ` [E1000-devel] [PATCH 4/8] e1000e: lower ring minimum size to 64 Kok, Auke
2008-04-23 18:09 ` [PATCH 5/8] ixgbe: save and restore pcie/msi state to support EEH recovery Auke Kok
2008-04-23 18:09 ` [PATCH 6/8] e1000e: " Auke Kok
2008-04-23 18:09 ` [PATCH 7/8] [RESEND] igb: " Auke Kok
2008-04-23 18:09 ` [PATCH 8/8] e1000e: Increment version to 0.2.1 Auke Kok
2008-04-25  6:01 ` [PATCH 1/8] e1000e: cleanup several stats issues Jeff Garzik
2008-04-25 16:39   ` Kok, Auke
2008-04-28 22:13   ` Kok, Auke

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