[dpdk-dev] [PATCH v2] i40e: add link flow control support for FVL

Wu, Jingjing jingjing.wu at intel.com
Thu Oct 29 14:18:43 CET 2015


> -----Original Message-----
> From: Tao, Zhe
> Sent: Thursday, October 29, 2015 8:57 PM
> To: dev at dpdk.org
> Cc: Tao, Zhe; Wu, Jingjing
> Subject: [dpdk-dev][PATCH v2] i40e: add link flow control support for FVL
> 
> Feature Add: Rx/Tx flow control support for the i40e
> 
> All the Rx/Tx LFC enable/disable operation is done by the F/W,
> so PMD driver need to use the Set PHY Config AD command to trigger the PHY
> to do the auto-negotiation, after the Tx/Rx pause ability is negotiated,
> the F/W will help us to set the related LFC enable/disable registers.
> PMD driver also need to configure the related registers to control
> how often to send the pause frame and what the value in the pause frame.
> 
> Signed-off-by: Zhe Tao <zhe.tao at intel.com>

I think release note is missed.
> ---
> 
> PATCH V1: Add the LFC support for i40e
> 
> PATCH v2: move the LFC parameters init to the i40e_pf_parameter_init
> 
>  drivers/net/i40e/i40e_ethdev.c | 170 ++++++++++++++++++++++++++++++++++++++++-
>  drivers/net/i40e/i40e_ethdev.h |  12 +++
>  2 files changed, 179 insertions(+), 3 deletions(-)
> 



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