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To: Ajit Khaparde <ajit.khaparde@broadcom.com>, dev@dpdk.org
Cc: Kishore Padmanabha <kishore.padmanabha@broadcom.com>,
 Michael Baucom <michael.baucom@broadcom.com>
References: <20200723115639.22357-1-somnath.kotur@broadcom.com>
 <20200724053235.71069-1-ajit.khaparde@broadcom.com>
 <20200724053235.71069-10-ajit.khaparde@broadcom.com>
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Date: Mon, 27 Jul 2020 11:30:05 +0100
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Subject: Re: [dpdk-dev] [PATCH v3 09/22] net/bnxt: ignore VLAN priority mask
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On 7/24/2020 6:32 AM, Ajit Khaparde wrote:
> From: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
> 
> This is a work around for the OVS setting offload rules that
> are passing vlan priority mask as wild card and currently we
> do not support it.
> 
> Signed-off-by: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
> Reviewed-by: Michael Baucom <michael.baucom@broadcom.com>
> ---
>  drivers/net/bnxt/tf_ulp/ulp_rte_parser.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c b/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
> index 67f9319d6..665f5d381 100644
> --- a/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
> +++ b/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
> @@ -709,8 +709,17 @@ ulp_rte_vlan_hdr_handler(const struct rte_flow_item *item,
>  			vlan_tag |= ~ULP_VLAN_TAG_MASK;
>  		vlan_tag = htons(vlan_tag);
>  
> +#ifdef ULP_DONT_IGNORE_TOS
>  		ulp_rte_prsr_mask_copy(params, &idx, &priority,
>  				       sizeof(priority));
> +#else
> +		/*
> +		 * The priority field is ignored since OVS is setting it as
> +		 * wild card match and it is not supported. This is a work
> +		 * around and shall be addressed in the future.
> +		 */
> +		idx += 1;
> +#endif
>  		ulp_rte_prsr_mask_copy(params, &idx, &vlan_tag,
>  				       sizeof(vlan_tag));
>  		ulp_rte_prsr_mask_copy(params, &idx, &vlan_mask->inner_type,
> 

Hi Ajit,

What sets the 'ULP_DONT_IGNORE_TOS', I don't see it in our build system. If ways
'else' leg is taken, why not drop the macro completely?