linux-kernel - Re: [PATCH net-next 3/8] net: microchip: sparx5: Add actionset type id information to rule

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Message-ID: <Y8pawZOGjsfStC6n@kadam>
Date:   Fri, 20 Jan 2023 12:11:29 +0300
From:   Dan Carpenter <error27@...il.com>
To:     Steen Hegelund <steen.hegelund@...rochip.com>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, UNGLinuxDriver@...rochip.com,
        Randy Dunlap <rdunlap@...radead.org>,
        Casper Andersson <casper.casan@...il.com>,
        Russell King <rmk+kernel@...linux.org.uk>,
        Wan Jiabing <wanjiabing@...o.com>,
        Nathan Huckleberry <nhuck@...gle.com>,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Daniel Machon <daniel.machon@...rochip.com>,
        Horatiu Vultur <horatiu.vultur@...rochip.com>,
        Lars Povlsen <lars.povlsen@...rochip.com>,
        Michael Walle <michael@...le.cc>
Subject: Re: [PATCH net-next 3/8] net: microchip: sparx5: Add actionset type
 id information to rule

On Fri, Jan 20, 2023 at 10:08:26AM +0100, Steen Hegelund wrote:
> +/* Add the actionset typefield to the list of rule actionfields */
> +static int vcap_add_type_actionfield(struct vcap_rule *rule)
> +{
> +	enum vcap_actionfield_set actionset = rule->actionset;
> +	struct vcap_rule_internal *ri = to_intrule(rule);
> +	enum vcap_type vt = ri->admin->vtype;
> +	const struct vcap_field *fields;
> +	const struct vcap_set *aset;
> +	int ret = -EINVAL;
> +
> +	aset = vcap_actionfieldset(ri->vctrl, vt, actionset);
> +	if (!aset)
> +		return ret;
> +	if (aset->type_id == (u8)-1)  /* No type field is needed */
> +		return 0;
> +
> +	fields = vcap_actionfields(ri->vctrl, vt, actionset);
> +	if (!fields)
> +		return -EINVAL;
> +	if (fields[VCAP_AF_TYPE].width > 1) {
> +		ret = vcap_rule_add_action_u32(rule, VCAP_AF_TYPE,
> +					       aset->type_id);
> +	} else {
> +		if (aset->type_id)
> +			ret = vcap_rule_add_action_bit(rule, VCAP_AF_TYPE,
> +						       VCAP_BIT_1);
> +		else
> +			ret = vcap_rule_add_action_bit(rule, VCAP_AF_TYPE,
> +						       VCAP_BIT_0);
> +	}
> +	return 0;

return ret; ?

> +}

regards,
dan carpenter