netdev - Re: [PATCH net-next 1/8] devlink: Add generic parameter hw_tc

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Message-ID: <20180911095130.GC25110@nanopsycho>
Date:   Tue, 11 Sep 2018 11:51:30 +0200
From:   Jiri Pirko <jiri@...nulli.us>
To:     Vasundhara Volam <vasundhara-v.volam@...adcom.com>
Cc:     davem@...emloft.net, michael.chan@...adcom.com,
        netdev@...r.kernel.org
Subject: Re: [PATCH net-next 1/8] devlink: Add generic parameter hw_tc_offload

Tue, Sep 11, 2018 at 10:44:58AM CEST, vasundhara-v.volam@...adcom.com wrote:
>hw_tc_offload - Enable/Disable TC flower offload in the device.
>
>Signed-off-by: Vasundhara Volam <vasundhara-v.volam@...adcom.com>
>---
> include/net/devlink.h | 4 ++++
> net/core/devlink.c    | 5 +++++
> 2 files changed, 9 insertions(+)
>
>diff --git a/include/net/devlink.h b/include/net/devlink.h
>index b9b89d6..a0e9ce9 100644
>--- a/include/net/devlink.h
>+++ b/include/net/devlink.h
>@@ -362,6 +362,7 @@ enum devlink_param_generic_id {
> 	DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
> 	DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
> 	DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
>+	DEVLINK_PARAM_GENERIC_ID_HW_TC_OFFLOAD,

Could you please describe why do you need this here and why the
tc_offload flag in ethtool is not enough. How do you imagine the user
should use them together?