* [dpdk-dev] [PATCH] i40e: fix set max frame size to default
@ 2015-12-15 14:52 Jingjing Wu
2015-12-15 16:01 ` Zhang, Helin
0 siblings, 1 reply; 3+ messages in thread
From: Jingjing Wu @ 2015-12-15 14:52 UTC (permalink / raw)
To: dev; +Cc: shijiex.dong
In FreeBsd driver, the max frame size is changed to MTU, but not
keep the default value defined in DataSheet. When DPDK runs on that
NIC, the configured value is not expected.
This patch sets the max frame size to default when initialization.
Fixes: 4861cde46116 ("i40e: new poll mode driver")
Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
---
drivers/net/i40e/i40e_ethdev.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 22b240c..bf6220d 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -919,6 +919,11 @@ eth_i40e_dev_init(struct rte_eth_dev *dev)
*/
i40e_add_tx_flow_control_drop_filter(pf);
+ /* Set the max frame size to 0x2600 by default,
+ * in case other drivers changed the default value.
+ */
+ i40e_aq_set_mac_config(hw, I40E_FRAME_SIZE_MAX, TRUE, 0, NULL);
+
/* initialize mirror rule list */
TAILQ_INIT(&pf->mirror_list);
--
2.4.0
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [dpdk-dev] [PATCH] i40e: fix set max frame size to default
2015-12-15 14:52 [dpdk-dev] [PATCH] i40e: fix set max frame size to default Jingjing Wu
@ 2015-12-15 16:01 ` Zhang, Helin
2015-12-15 16:23 ` Thomas Monjalon
0 siblings, 1 reply; 3+ messages in thread
From: Zhang, Helin @ 2015-12-15 16:01 UTC (permalink / raw)
To: Wu, Jingjing, dev; +Cc: Dong, ShijieX
-----Original Message-----
From: Wu, Jingjing
Sent: Tuesday, December 15, 2015 10:53 PM
To: dev@dpdk.org
Cc: Wu, Jingjing <jingjing.wu@intel.com>; Zhang, Helin <helin.zhang@intel.com>; Dong, ShijieX <shijiex.dong@intel.com>
Subject: [PATCH] i40e: fix set max frame size to default
In FreeBsd driver, the max frame size is changed to MTU, but not keep the default value defined in DataSheet. When DPDK runs on that NIC, the configured value is not expected.
This patch sets the max frame size to default when initialization.
Fixes: 4861cde46116 ("i40e: new poll mode driver")
Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [dpdk-dev] [PATCH] i40e: fix set max frame size to default
2015-12-15 16:01 ` Zhang, Helin
@ 2015-12-15 16:23 ` Thomas Monjalon
0 siblings, 0 replies; 3+ messages in thread
From: Thomas Monjalon @ 2015-12-15 16:23 UTC (permalink / raw)
To: Wu, Jingjing; +Cc: dev, Dong, ShijieX
> In FreeBsd driver, the max frame size is changed to MTU, but not keep the default value defined in DataSheet. When DPDK runs on that NIC, the configured value is not expected.
> This patch sets the max frame size to default when initialization.
>
> Fixes: 4861cde46116 ("i40e: new poll mode driver")
>
> Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
> Acked-by: Helin Zhang <helin.zhang@intel.com>
Applied, thanks
^ permalink raw reply [flat|nested] 3+ messages in thread
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2015-12-15 14:52 [dpdk-dev] [PATCH] i40e: fix set max frame size to default Jingjing Wu
2015-12-15 16:01 ` Zhang, Helin
2015-12-15 16:23 ` Thomas Monjalon
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