From: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
To: davem@davemloft.net
Cc: Mitch Williams <mitch.a.williams@intel.com>,
netdev@vger.kernel.org, gospo@redhat.com, sassmann@redhat.com,
Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Subject: [net-next 07/14] i40evf: set descriptor multiple to 32
Date: Thu, 5 Jun 2014 00:49:20 -0700 [thread overview]
Message-ID: <1401954567-13557-8-git-send-email-jeffrey.t.kirsher@intel.com> (raw)
In-Reply-To: <1401954567-13557-1-git-send-email-jeffrey.t.kirsher@intel.com>
From: Mitch Williams <mitch.a.williams@intel.com>
Hardware requires descriptors to be allocated in groups of 32.
Change-ID: I752ccc96769d1bd8d3018c004b8aeff464045bf2
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
---
drivers/net/ethernet/intel/i40evf/i40evf.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/intel/i40evf/i40evf.h b/drivers/net/ethernet/intel/i40evf/i40evf.h
index 2913bc3..bfd8542 100644
--- a/drivers/net/ethernet/intel/i40evf/i40evf.h
+++ b/drivers/net/ethernet/intel/i40evf/i40evf.h
@@ -80,7 +80,7 @@ struct i40e_vsi {
#define I40EVF_MIN_TXD 64
#define I40EVF_MAX_RXD 4096
#define I40EVF_MIN_RXD 64
-#define I40EVF_REQ_DESCRIPTOR_MULTIPLE 8
+#define I40EVF_REQ_DESCRIPTOR_MULTIPLE 32
/* Supported Rx Buffer Sizes */
#define I40EVF_RXBUFFER_64 64 /* Used for packet split */
--
1.9.3
next prev parent reply other threads:[~2014-06-05 7:49 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-05 7:49 [net-next 00/14][pull request] Intel Wired LAN Driver Updates 2014-06-05 Jeff Kirsher
2014-06-05 7:49 ` [net-next 01/14] i40e: don't use OR to check a value Jeff Kirsher
2014-06-05 7:49 ` [net-next 02/14] i40e: Allow disabling of DCB via debugfs Jeff Kirsher
2014-06-05 7:56 ` David Miller
2014-06-05 8:05 ` Jeff Kirsher
2014-06-05 7:49 ` [net-next 03/14] i40e: Rework register diagnostic Jeff Kirsher
2014-06-05 7:49 ` [net-next 04/14] i40e: remove check for large buffer Jeff Kirsher
2014-06-05 7:49 ` [net-next 05/14] i40e/i40evf: remove unused RX_LRO define Jeff Kirsher
2014-06-05 7:49 ` [net-next 06/14] i40e: clamp jumbo frame size Jeff Kirsher
2014-06-05 8:17 ` David Laight
2014-06-05 7:49 ` Jeff Kirsher [this message]
2014-06-05 7:49 ` [net-next 08/14] i40evf: fix crash when changing ring sizes Jeff Kirsher
2014-06-05 7:49 ` [net-next 09/14] i40e: notify VF of all types of resets Jeff Kirsher
2014-06-05 7:49 ` [net-next 10/14] i40e/i40evf: VEB structure added, GTIME macro update Jeff Kirsher
2014-06-05 7:49 ` [net-next 11/14] i40e: refactor send version Jeff Kirsher
2014-06-05 7:49 ` [net-next 12/14] i40e: refactor stats collection Jeff Kirsher
2014-06-05 7:49 ` [net-next 13/14] i40e/i40evf: remove rx_errors and rx_missed Jeff Kirsher
2014-06-05 7:49 ` [net-next 14/14] i40e: add missing VSI statistics Jeff Kirsher
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