* [dpdk-dev] [PATCH] net/i40e: reset NIC core
@ 2017-04-12 14:11 Bernard Iremonger
2017-04-12 15:50 ` Iremonger, Bernard
0 siblings, 1 reply; 2+ messages in thread
From: Bernard Iremonger @ 2017-04-12 14:11 UTC (permalink / raw)
To: dev; +Cc: beilei.xing, wenzhuo.lu, Bernard Iremonger
After a cloud filter has been replaced, to restore the NIC to
it original state a reset of the NIC core is needed.
A core reset has been added to the eth_i40e_dev_init function.
Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
---
drivers/net/i40e/i40e_ethdev.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 59c603fb9..e119dbf00 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -1077,6 +1077,9 @@ eth_i40e_dev_init(struct rte_eth_dev *dev)
hw->bus.func = pci_dev->addr.function;
hw->adapter_stopped = 0;
+ /* Reset NIC core */
+ I40E_WRITE_REG(hw, I40E_GLGEN_RTRIG, 0x1);
+
/* Make sure all is clean before doing PF reset */
i40e_clear_hw(hw);
--
2.11.0
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [dpdk-dev] [PATCH] net/i40e: reset NIC core
2017-04-12 14:11 [dpdk-dev] [PATCH] net/i40e: reset NIC core Bernard Iremonger
@ 2017-04-12 15:50 ` Iremonger, Bernard
0 siblings, 0 replies; 2+ messages in thread
From: Iremonger, Bernard @ 2017-04-12 15:50 UTC (permalink / raw)
To: dev; +Cc: Xing, Beilei, Lu, Wenzhuo
> -----Original Message-----
> From: Iremonger, Bernard
> Sent: Wednesday, April 12, 2017 3:11 PM
> To: dev@dpdk.org
> Cc: Xing, Beilei <beilei.xing@intel.com>; Lu, Wenzhuo
> <wenzhuo.lu@intel.com>; Iremonger, Bernard
> <bernard.iremonger@intel.com>
> Subject: [PATCH] net/i40e: reset NIC core
>
> After a cloud filter has been replaced, to restore the NIC to it original state a
> reset of the NIC core is needed.
> A core reset has been added to the eth_i40e_dev_init function.
>
> Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
> ---
> drivers/net/i40e/i40e_ethdev.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
> index 59c603fb9..e119dbf00 100644
> --- a/drivers/net/i40e/i40e_ethdev.c
> +++ b/drivers/net/i40e/i40e_ethdev.c
> @@ -1077,6 +1077,9 @@ eth_i40e_dev_init(struct rte_eth_dev *dev)
> hw->bus.func = pci_dev->addr.function;
> hw->adapter_stopped = 0;
>
> + /* Reset NIC core */
> + I40E_WRITE_REG(hw, I40E_GLGEN_RTRIG, 0x1);
> +
> /* Make sure all is clean before doing PF reset */
> i40e_clear_hw(hw);
>
> --
> 2.11.0
Self NAK
Regards,
Bernard.
^ permalink raw reply [flat|nested] 2+ messages in thread
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