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net: microchip: vcap: Add vcap_rule_get_key_u32

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Add the function vcap_rule_get_key_u32 which allows to get the value and
the mask of a key that exist on the rule. If the key doesn't exist,
it would return error.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Horatiu Vultur 2022-12-03 11:43:47 +01:00 committed by Paolo Abeni
parent 2662b3f93d
commit 6009b61f80
2 changed files with 20 additions and 0 deletions
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16
drivers/net/ethernet/microchip/vcap/vcap_api.c
View File

@ -2338,6 +2338,22 @@ int vcap_rule_add_key_u128(struct vcap_rule *rule, enum vcap_key_field key,
}
EXPORT_SYMBOL_GPL(vcap_rule_add_key_u128);
int vcap_rule_get_key_u32(struct vcap_rule *rule, enum vcap_key_field key,
u32 *value, u32 *mask)
{
struct vcap_client_keyfield *ckf;
ckf = vcap_find_keyfield(rule, key);
if (!ckf)
return -ENOENT;
*value = ckf->data.u32.value;
*mask = ckf->data.u32.mask;
return 0;
}
EXPORT_SYMBOL_GPL(vcap_rule_get_key_u32);
/* Find a client action field in a rule */
static struct vcap_client_actionfield *
vcap_find_actionfield(struct vcap_rule *rule, enum vcap_action_field act)

4
drivers/net/ethernet/microchip/vcap/vcap_api_client.h
View File

@ -258,4 +258,8 @@ int vcap_rule_mod_action_u32(struct vcap_rule *rule,
enum vcap_action_field action,
u32 value);
/* Get a 32 bit key field value and mask from the rule */
int vcap_rule_get_key_u32(struct vcap_rule *rule, enum vcap_key_field key,
u32 *value, u32 *mask);
#endif /* __VCAP_API_CLIENT__ */