netdev - RE: [Intel-wired-lan] [PATCH iwl-next v2 10/13] ice: add method to disable FDIR SWAP option

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Message-ID: <SJ0PR11MB58657E6AD1880696AF9686B38FA92@SJ0PR11MB5865.namprd11.prod.outlook.com>
Date: Tue, 23 Jul 2024 08:04:24 +0000
From: "Romanowski, Rafal" <rafal.romanowski@...el.com>
To: "Zaki, Ahmed" <ahmed.zaki@...el.com>, "intel-wired-lan@...ts.osuosl.org"
	<intel-wired-lan@...ts.osuosl.org>
CC: "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "Zaki, Ahmed"
	<ahmed.zaki@...el.com>, Marcin Szycik <marcin.szycik@...ux.intel.com>,
	"Nguyen, Anthony L" <anthony.l.nguyen@...el.com>, "Keller, Jacob E"
	<jacob.e.keller@...el.com>, "Guo, Junfeng" <junfeng.guo@...el.com>
Subject: RE: [Intel-wired-lan] [PATCH iwl-next v2 10/13] ice: add method to
 disable FDIR SWAP option

> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces@...osl.org> On Behalf Of
> Ahmed Zaki
> Sent: Monday, May 27, 2024 8:58 PM
> To: intel-wired-lan@...ts.osuosl.org
> Cc: netdev@...r.kernel.org; Zaki, Ahmed <ahmed.zaki@...el.com>; Marcin
> Szycik <marcin.szycik@...ux.intel.com>; Nguyen, Anthony L
> <anthony.l.nguyen@...el.com>; Keller, Jacob E <jacob.e.keller@...el.com>; Guo,
> Junfeng <junfeng.guo@...el.com>
> Subject: [Intel-wired-lan] [PATCH iwl-next v2 10/13] ice: add method to disable
> FDIR SWAP option
> 
> From: Junfeng Guo <junfeng.guo@...el.com>
> 
> The SWAP Flag in the FDIR Programming Descriptor doesn't work properly, it is
> always set and cannot be unset (hardware bug). Thus, add a method to effectively
> disable the FDIR SWAP option by setting the FDSWAP instead of FDINSET
> registers.
> 
> Reviewed-by: Marcin Szycik <marcin.szycik@...ux.intel.com>
> Signed-off-by: Junfeng Guo <junfeng.guo@...el.com>
> Signed-off-by: Ahmed Zaki <ahmed.zaki@...el.com>
> ---
>  .../net/ethernet/intel/ice/ice_flex_pipe.c    | 50 ++++++++++++++++++-
>  .../net/ethernet/intel/ice/ice_flex_pipe.h    |  4 +-
>  drivers/net/ethernet/intel/ice/ice_flow.c     |  2 +-
>  3 files changed, 52 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/net/ethernet/intel/ice/ice_flex_pipe.c
> b/drivers/net/ethernet/intel/ice/ice_flex_pipe.c
> index 20d5db88c99f..99f420663e38 100644
> --- a/drivers/net/ethernet/intel/ice/ice_flex_pipe.c
> +++ b/drivers/net/ethernet/intel/ice/ice_flex_pipe.c
> @@ -2981,6 +2981,49 @@ ice_add_prof_attrib(struct ice_prof_map *prof, u8
> ptg, u16 ptype,  }


Tested-by: Rafal Romanowski <rafal.romanowski@...el.com>