[dpdk-dev] [PATCH] net/mlx5: fix get metadata register for E-Switch domain

[Raslan Darawsheh]

Hi,

> -----Original Message-----
> From: Viacheslav Ovsiienko <viacheslavo at mellanox.com>
> Sent: Thursday, November 21, 2019 8:00 PM
> To: dev at dpdk.org
> Cc: Matan Azrad <matan at mellanox.com>; Raslan Darawsheh
> <rasland at mellanox.com>; Ori Kam <orika at mellanox.com>
> Subject: [PATCH] net/mlx5: fix get metadata register for E-Switch domain
> 
> The metadata register used for META item/action within E-Switch steering
> domain should be altered depending on dv_xmeta_en devarg value.
> 
> Fixes: 3e8edd0ef848 ("net/mlx5: update metadata register ID query")
> 
> Signed-off-by: Viacheslav Ovsiienko <viacheslavo at mellanox.com>
> ---
>  drivers/net/mlx5/mlx5_flow.c | 10 +++++++++-
>  1 file changed, 9 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
> index b488b67..65a0e65 100644
> --- a/drivers/net/mlx5/mlx5_flow.c
> +++ b/drivers/net/mlx5/mlx5_flow.c
> @@ -364,7 +364,15 @@ enum modify_reg
>  	case MLX5_METADATA_TX:
>  		return REG_A;
>  	case MLX5_METADATA_FDB:
> -		return REG_C_0;
> +		switch (config->dv_xmeta_en) {
> +		case MLX5_XMETA_MODE_LEGACY:
> +			return REG_NONE;
> +		case MLX5_XMETA_MODE_META16:
> +			return REG_C_0;
> +		case MLX5_XMETA_MODE_META32:
> +			return REG_C_1;
> +		}
> +		break;
>  	case MLX5_FLOW_MARK:
>  		switch (config->dv_xmeta_en) {
>  		case MLX5_XMETA_MODE_LEGACY:
> --
> 1.8.3.1

Patch applied to next-net-mlx,

Kindest regards,
Raslan Darawsheh