Commit 22f3c325 authored by Steen Hegelund's avatar Steen Hegelund Committed by David S. Miller
Browse files

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: default avatarSteen Hegelund <steen.hegelund@microchip.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 14b639ca

drivers/net/ethernet/microchip/vcap/vcap_api_kunit.c

+194 −0
Original line number Diff line number Diff line
@@ -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),

	{}

};