[dpdk-dev] [PATCH v3] i40e: add link flow control support for FVL

Wu, Jingjing jingjing.wu at intel.com
Fri Oct 30 06:13:03 CET 2015



> -----Original Message-----
> From: Tao, Zhe
> Sent: Friday, October 30, 2015 12:58 PM
> To: dev at dpdk.org
> Cc: Tao, Zhe; Wu, Jingjing
> Subject: [dpdk-dev][PATCH v3] 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>
> ---
> 
Acked-by: Jingjing Wu <jingjing.wu at intel.com>

> PATCH V1: add the LFC support for i40e
> 
> PATCH v2: move the LFC parameters init to the i40e_pf_parameter_init
> 
> PATCH v3: update the release note
> 
>  doc/guides/rel_notes/release_2_2.rst |   4 +
>  drivers/net/i40e/i40e_ethdev.c       | 170
> ++++++++++++++++++++++++++++++++++-
>  drivers/net/i40e/i40e_ethdev.h       |  12 +++
>  3 files changed, 183 insertions(+), 3 deletions(-)


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