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net: microchip: sparx5: Add VCAP filter keys KUNIT test 

This tests the filtering of keys, either dropping unsupported keys or
dropping keys specified in a list.

Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Steen Hegelund 2022-11-23 16:25:45 +01:00 committed by David S. Miller
parent 14b639caa6
commit 22f3c32572
1 changed files with 194 additions and 0 deletions
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194
drivers/net/ethernet/microchip/vcap/vcap_api_kunit.c
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@ -1954,6 +1954,198 @@ static void vcap_api_next_lookup_advanced_test(struct kunit *test)
KUNIT_EXPECT_EQ(test, true, ret);
}
static void vcap_api_filter_unsupported_keys_test(struct kunit *test)
{
struct vcap_admin admin = {
.vtype = VCAP_TYPE_IS2,
};
struct vcap_rule_internal ri = {
.admin = &admin,
.vctrl = &test_vctrl,
.data.keyset = VCAP_KFS_MAC_ETYPE,
};
enum vcap_key_field keylist[] = {
VCAP_KF_TYPE,
VCAP_KF_LOOKUP_FIRST_IS,
VCAP_KF_ARP_ADDR_SPACE_OK_IS, /* arp keys are not in keyset */
VCAP_KF_ARP_PROTO_SPACE_OK_IS,
VCAP_KF_ARP_LEN_OK_IS,
VCAP_KF_ARP_TGT_MATCH_IS,
VCAP_KF_ARP_SENDER_MATCH_IS,
VCAP_KF_ARP_OPCODE_UNKNOWN_IS,
VCAP_KF_ARP_OPCODE,
VCAP_KF_8021Q_DEI_CLS,
VCAP_KF_8021Q_PCP_CLS,
VCAP_KF_8021Q_VID_CLS,
VCAP_KF_L2_MC_IS,
VCAP_KF_L2_BC_IS,
};
enum vcap_key_field expected[] = {
VCAP_KF_TYPE,
VCAP_KF_LOOKUP_FIRST_IS,
VCAP_KF_8021Q_DEI_CLS,
VCAP_KF_8021Q_PCP_CLS,
VCAP_KF_8021Q_VID_CLS,
VCAP_KF_L2_MC_IS,
VCAP_KF_L2_BC_IS,
};
struct vcap_client_keyfield *ckf, *next;
bool ret;
int idx;
/* Add all keys to the rule */
INIT_LIST_HEAD(&ri.data.keyfields);
for (idx = 0; idx < ARRAY_SIZE(keylist); idx++) {
ckf = kzalloc(sizeof(*ckf), GFP_KERNEL);
if (ckf) {
ckf->ctrl.key = keylist[idx];
list_add_tail(&ckf->ctrl.list, &ri.data.keyfields);
}
}
KUNIT_EXPECT_EQ(test, 14, ARRAY_SIZE(keylist));
/* Drop unsupported keys from the rule */
ret = vcap_filter_rule_keys(&ri.data, NULL, 0, true);
KUNIT_EXPECT_EQ(test, 0, ret);
/* Check remaining keys in the rule */
idx = 0;
list_for_each_entry_safe(ckf, next, &ri.data.keyfields, ctrl.list) {
KUNIT_EXPECT_EQ(test, expected[idx], ckf->ctrl.key);
list_del(&ckf->ctrl.list);
kfree(ckf);
++idx;
}
KUNIT_EXPECT_EQ(test, 7, idx);
}
static void vcap_api_filter_keylist_test(struct kunit *test)
{
struct vcap_admin admin = {
.vtype = VCAP_TYPE_IS0,
};
struct vcap_rule_internal ri = {
.admin = &admin,
.vctrl = &test_vctrl,
.data.keyset = VCAP_KFS_NORMAL_7TUPLE,
};
enum vcap_key_field keylist[] = {
VCAP_KF_TYPE,
VCAP_KF_LOOKUP_FIRST_IS,
VCAP_KF_LOOKUP_GEN_IDX_SEL,
VCAP_KF_LOOKUP_GEN_IDX,
VCAP_KF_IF_IGR_PORT_MASK_SEL,
VCAP_KF_IF_IGR_PORT_MASK,
VCAP_KF_L2_MC_IS,
VCAP_KF_L2_BC_IS,
VCAP_KF_8021Q_VLAN_TAGS,
VCAP_KF_8021Q_TPID0,
VCAP_KF_8021Q_PCP0,
VCAP_KF_8021Q_DEI0,
VCAP_KF_8021Q_VID0,
VCAP_KF_8021Q_TPID1,
VCAP_KF_8021Q_PCP1,
VCAP_KF_8021Q_DEI1,
VCAP_KF_8021Q_VID1,
VCAP_KF_8021Q_TPID2,
VCAP_KF_8021Q_PCP2,
VCAP_KF_8021Q_DEI2,
VCAP_KF_8021Q_VID2,
VCAP_KF_L2_DMAC,
VCAP_KF_L2_SMAC,
VCAP_KF_IP_MC_IS,
VCAP_KF_ETYPE_LEN_IS,
VCAP_KF_ETYPE,
VCAP_KF_IP_SNAP_IS,
VCAP_KF_IP4_IS,
VCAP_KF_L3_FRAGMENT_TYPE,
VCAP_KF_L3_FRAG_INVLD_L4_LEN,
VCAP_KF_L3_OPTIONS_IS,
VCAP_KF_L3_DSCP,
VCAP_KF_L3_IP6_DIP,
VCAP_KF_L3_IP6_SIP,
VCAP_KF_TCP_UDP_IS,
VCAP_KF_TCP_IS,
VCAP_KF_L4_SPORT,
VCAP_KF_L4_RNG,
};
enum vcap_key_field droplist[] = {
VCAP_KF_8021Q_TPID1,
VCAP_KF_8021Q_PCP1,
VCAP_KF_8021Q_DEI1,
VCAP_KF_8021Q_VID1,
VCAP_KF_8021Q_TPID2,
VCAP_KF_8021Q_PCP2,
VCAP_KF_8021Q_DEI2,
VCAP_KF_8021Q_VID2,
VCAP_KF_L3_IP6_DIP,
VCAP_KF_L3_IP6_SIP,
VCAP_KF_L4_SPORT,
VCAP_KF_L4_RNG,
};
enum vcap_key_field expected[] = {
VCAP_KF_TYPE,
VCAP_KF_LOOKUP_FIRST_IS,
VCAP_KF_LOOKUP_GEN_IDX_SEL,
VCAP_KF_LOOKUP_GEN_IDX,
VCAP_KF_IF_IGR_PORT_MASK_SEL,
VCAP_KF_IF_IGR_PORT_MASK,
VCAP_KF_L2_MC_IS,
VCAP_KF_L2_BC_IS,
VCAP_KF_8021Q_VLAN_TAGS,
VCAP_KF_8021Q_TPID0,
VCAP_KF_8021Q_PCP0,
VCAP_KF_8021Q_DEI0,
VCAP_KF_8021Q_VID0,
VCAP_KF_L2_DMAC,
VCAP_KF_L2_SMAC,
VCAP_KF_IP_MC_IS,
VCAP_KF_ETYPE_LEN_IS,
VCAP_KF_ETYPE,
VCAP_KF_IP_SNAP_IS,
VCAP_KF_IP4_IS,
VCAP_KF_L3_FRAGMENT_TYPE,
VCAP_KF_L3_FRAG_INVLD_L4_LEN,
VCAP_KF_L3_OPTIONS_IS,
VCAP_KF_L3_DSCP,
VCAP_KF_TCP_UDP_IS,
VCAP_KF_TCP_IS,
};
struct vcap_client_keyfield *ckf, *next;
bool ret;
int idx;
/* Add all keys to the rule */
INIT_LIST_HEAD(&ri.data.keyfields);
for (idx = 0; idx < ARRAY_SIZE(keylist); idx++) {
ckf = kzalloc(sizeof(*ckf), GFP_KERNEL);
if (ckf) {
ckf->ctrl.key = keylist[idx];
list_add_tail(&ckf->ctrl.list, &ri.data.keyfields);
}
}
KUNIT_EXPECT_EQ(test, 38, ARRAY_SIZE(keylist));
/* Drop listed keys from the rule */
ret = vcap_filter_rule_keys(&ri.data, droplist, ARRAY_SIZE(droplist),
false);
KUNIT_EXPECT_EQ(test, 0, ret);
/* Check remaining keys in the rule */
idx = 0;
list_for_each_entry_safe(ckf, next, &ri.data.keyfields, ctrl.list) {
KUNIT_EXPECT_EQ(test, expected[idx], ckf->ctrl.key);
list_del(&ckf->ctrl.list);
kfree(ckf);
++idx;
}
KUNIT_EXPECT_EQ(test, 26, idx);
}
static struct kunit_suite vcap_api_rule_remove_test_suite = {
.name = "VCAP_API_Rule_Remove_Testsuite",
.test_cases = vcap_api_rule_remove_test_cases,
@ -1984,6 +2176,8 @@ static struct kunit_suite vcap_api_rule_counter_test_suite = {
static struct kunit_case vcap_api_support_test_cases[] = {
KUNIT_CASE(vcap_api_next_lookup_basic_test),
KUNIT_CASE(vcap_api_next_lookup_advanced_test),
KUNIT_CASE(vcap_api_filter_unsupported_keys_test),
KUNIT_CASE(vcap_api_filter_keylist_test),
{}
};