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1// SPDX-License-Identifier: BSD-3-Clause2/* Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries.3 * Microchip VCAP API kunit test suite4 */5 6#include <kunit/test.h>7#include "vcap_api.h"8#include "vcap_api_client.h"9#include "vcap_model_kunit.h"10 11/* First we have the test infrastructure that emulates the platform12 * implementation13 */14#define TEST_BUF_CNT 10015#define TEST_BUF_SZ  35016#define STREAMWSIZE 6417 18static u32 test_updateaddr[STREAMWSIZE] = {};19static int test_updateaddridx;20static int test_cache_erase_count;21static u32 test_init_start;22static u32 test_init_count;23static u32 test_hw_counter_id;24static struct vcap_cache_data test_hw_cache;25static struct net_device test_netdev = {};26static int test_move_addr;27static int test_move_offset;28static int test_move_count;29 30/* Callback used by the VCAP API */31static enum vcap_keyfield_set test_val_keyset(struct net_device *ndev,32					      struct vcap_admin *admin,33					      struct vcap_rule *rule,34					      struct vcap_keyset_list *kslist,35					      u16 l3_proto)36{37	int idx;38 39	if (kslist->cnt > 0) {40		switch (admin->vtype) {41		case VCAP_TYPE_IS0:42			for (idx = 0; idx < kslist->cnt; idx++) {43				if (kslist->keysets[idx] == VCAP_KFS_ETAG)44					return kslist->keysets[idx];45				if (kslist->keysets[idx] == VCAP_KFS_PURE_5TUPLE_IP4)46					return kslist->keysets[idx];47				if (kslist->keysets[idx] == VCAP_KFS_NORMAL_5TUPLE_IP4)48					return kslist->keysets[idx];49				if (kslist->keysets[idx] == VCAP_KFS_NORMAL_7TUPLE)50					return kslist->keysets[idx];51			}52			break;53		case VCAP_TYPE_IS2:54			for (idx = 0; idx < kslist->cnt; idx++) {55				if (kslist->keysets[idx] == VCAP_KFS_MAC_ETYPE)56					return kslist->keysets[idx];57				if (kslist->keysets[idx] == VCAP_KFS_ARP)58					return kslist->keysets[idx];59				if (kslist->keysets[idx] == VCAP_KFS_IP_7TUPLE)60					return kslist->keysets[idx];61			}62			break;63		default:64			pr_info("%s:%d: no validation for VCAP %d\n",65				__func__, __LINE__, admin->vtype);66			break;67		}68	}69	return -EINVAL;70}71 72/* Callback used by the VCAP API */73static void test_add_def_fields(struct net_device *ndev,74				struct vcap_admin *admin,75				struct vcap_rule *rule)76{77	if (admin->vinst == 0 || admin->vinst == 2)78		vcap_rule_add_key_bit(rule, VCAP_KF_LOOKUP_FIRST_IS, VCAP_BIT_1);79	else80		vcap_rule_add_key_bit(rule, VCAP_KF_LOOKUP_FIRST_IS, VCAP_BIT_0);81}82 83/* Callback used by the VCAP API */84static void test_cache_erase(struct vcap_admin *admin)85{86	if (test_cache_erase_count) {87		memset(admin->cache.keystream, 0, test_cache_erase_count);88		memset(admin->cache.maskstream, 0, test_cache_erase_count);89		memset(admin->cache.actionstream, 0, test_cache_erase_count);90		test_cache_erase_count = 0;91	}92}93 94/* Callback used by the VCAP API */95static void test_cache_init(struct net_device *ndev, struct vcap_admin *admin,96			    u32 start, u32 count)97{98	test_init_start = start;99	test_init_count = count;100}101 102/* Callback used by the VCAP API */103static void test_cache_read(struct net_device *ndev, struct vcap_admin *admin,104			    enum vcap_selection sel, u32 start, u32 count)105{106	u32 *keystr, *mskstr, *actstr;107	int idx;108 109	pr_debug("%s:%d: %d %d\n", __func__, __LINE__, start, count);110	switch (sel) {111	case VCAP_SEL_ENTRY:112		keystr = &admin->cache.keystream[start];113		mskstr = &admin->cache.maskstream[start];114		for (idx = 0; idx < count; ++idx) {115			pr_debug("%s:%d: keydata[%02d]: 0x%08x\n", __func__,116				 __LINE__, start + idx, keystr[idx]);117		}118		for (idx = 0; idx < count; ++idx) {119			/* Invert the mask before decoding starts */120			mskstr[idx] = ~mskstr[idx];121			pr_debug("%s:%d: mskdata[%02d]: 0x%08x\n", __func__,122				 __LINE__, start + idx, mskstr[idx]);123		}124		break;125	case VCAP_SEL_ACTION:126		actstr = &admin->cache.actionstream[start];127		for (idx = 0; idx < count; ++idx) {128			pr_debug("%s:%d: actdata[%02d]: 0x%08x\n", __func__,129				 __LINE__, start + idx, actstr[idx]);130		}131		break;132	case VCAP_SEL_COUNTER:133		pr_debug("%s:%d\n", __func__, __LINE__);134		test_hw_counter_id = start;135		admin->cache.counter = test_hw_cache.counter;136		admin->cache.sticky = test_hw_cache.sticky;137		break;138	case VCAP_SEL_ALL:139		pr_debug("%s:%d\n", __func__, __LINE__);140		break;141	}142}143 144/* Callback used by the VCAP API */145static void test_cache_write(struct net_device *ndev, struct vcap_admin *admin,146			     enum vcap_selection sel, u32 start, u32 count)147{148	u32 *keystr, *mskstr, *actstr;149	int idx;150 151	switch (sel) {152	case VCAP_SEL_ENTRY:153		keystr = &admin->cache.keystream[start];154		mskstr = &admin->cache.maskstream[start];155		for (idx = 0; idx < count; ++idx) {156			pr_debug("%s:%d: keydata[%02d]: 0x%08x\n", __func__,157				 __LINE__, start + idx, keystr[idx]);158		}159		for (idx = 0; idx < count; ++idx) {160			/* Invert the mask before encoding starts */161			mskstr[idx] = ~mskstr[idx];162			pr_debug("%s:%d: mskdata[%02d]: 0x%08x\n", __func__,163				 __LINE__, start + idx, mskstr[idx]);164		}165		break;166	case VCAP_SEL_ACTION:167		actstr = &admin->cache.actionstream[start];168		for (idx = 0; idx < count; ++idx) {169			pr_debug("%s:%d: actdata[%02d]: 0x%08x\n", __func__,170				 __LINE__, start + idx, actstr[idx]);171		}172		break;173	case VCAP_SEL_COUNTER:174		pr_debug("%s:%d\n", __func__, __LINE__);175		test_hw_counter_id = start;176		test_hw_cache.counter = admin->cache.counter;177		test_hw_cache.sticky = admin->cache.sticky;178		break;179	case VCAP_SEL_ALL:180		pr_err("%s:%d: cannot write all streams at once\n",181		       __func__, __LINE__);182		break;183	}184}185 186/* Callback used by the VCAP API */187static void test_cache_update(struct net_device *ndev, struct vcap_admin *admin,188			      enum vcap_command cmd,189			      enum vcap_selection sel, u32 addr)190{191	if (test_updateaddridx < ARRAY_SIZE(test_updateaddr))192		test_updateaddr[test_updateaddridx] = addr;193	else194		pr_err("%s:%d: overflow: %d\n", __func__, __LINE__, test_updateaddridx);195	test_updateaddridx++;196}197 198static void test_cache_move(struct net_device *ndev, struct vcap_admin *admin,199			    u32 addr, int offset, int count)200{201	test_move_addr = addr;202	test_move_offset = offset;203	test_move_count = count;204}205 206/* Provide port information via a callback interface */207static int vcap_test_port_info(struct net_device *ndev,208			       struct vcap_admin *admin,209			       struct vcap_output_print *out)210{211	return 0;212}213 214static const struct vcap_operations test_callbacks = {215	.validate_keyset = test_val_keyset,216	.add_default_fields = test_add_def_fields,217	.cache_erase = test_cache_erase,218	.cache_write = test_cache_write,219	.cache_read = test_cache_read,220	.init = test_cache_init,221	.update = test_cache_update,222	.move = test_cache_move,223	.port_info = vcap_test_port_info,224};225 226static struct vcap_control test_vctrl = {227	.vcaps = kunit_test_vcaps,228	.stats = &kunit_test_vcap_stats,229	.ops = &test_callbacks,230};231 232static void vcap_test_api_init(struct vcap_admin *admin)233{234	/* Initialize the shared objects */235	INIT_LIST_HEAD(&test_vctrl.list);236	INIT_LIST_HEAD(&admin->list);237	INIT_LIST_HEAD(&admin->rules);238	INIT_LIST_HEAD(&admin->enabled);239	mutex_init(&admin->lock);240	list_add_tail(&admin->list, &test_vctrl.list);241	memset(test_updateaddr, 0, sizeof(test_updateaddr));242	test_updateaddridx = 0;243}244 245/* Helper function to create a rule of a specific size */246static void test_vcap_xn_rule_creator(struct kunit *test, int cid,247				      enum vcap_user user, u16 priority,248				      int id, int size, int expected_addr)249{250	struct vcap_rule *rule;251	struct vcap_rule_internal *ri;252	enum vcap_keyfield_set keyset = VCAP_KFS_NO_VALUE;253	enum vcap_actionfield_set actionset = VCAP_AFS_NO_VALUE;254	int ret;255 256	/* init before testing */257	memset(test_updateaddr, 0, sizeof(test_updateaddr));258	test_updateaddridx = 0;259	test_move_addr = 0;260	test_move_offset = 0;261	test_move_count = 0;262 263	switch (size) {264	case 2:265		keyset = VCAP_KFS_ETAG;266		actionset = VCAP_AFS_CLASS_REDUCED;267		break;268	case 3:269		keyset = VCAP_KFS_PURE_5TUPLE_IP4;270		actionset = VCAP_AFS_CLASSIFICATION;271		break;272	case 6:273		keyset = VCAP_KFS_NORMAL_5TUPLE_IP4;274		actionset = VCAP_AFS_CLASSIFICATION;275		break;276	case 12:277		keyset = VCAP_KFS_NORMAL_7TUPLE;278		actionset = VCAP_AFS_FULL;279		break;280	default:281		break;282	}283 284	/* Check that a valid size was used */285	KUNIT_ASSERT_NE(test, VCAP_KFS_NO_VALUE, keyset);286 287	/* Allocate the rule */288	rule = vcap_alloc_rule(&test_vctrl, &test_netdev, cid, user, priority,289			       id);290	KUNIT_EXPECT_PTR_NE(test, NULL, rule);291 292	ri = (struct vcap_rule_internal *)rule;293 294	/* Override rule keyset */295	ret = vcap_set_rule_set_keyset(rule, keyset);296 297	/* Add rule actions : there must be at least one action */298	ret = vcap_rule_add_action_u32(rule, VCAP_AF_ISDX_VAL, 0);299 300	/* Override rule actionset */301	ret = vcap_set_rule_set_actionset(rule, actionset);302 303	ret = vcap_val_rule(rule, ETH_P_ALL);304	KUNIT_EXPECT_EQ(test, 0, ret);305	KUNIT_EXPECT_EQ(test, keyset, rule->keyset);306	KUNIT_EXPECT_EQ(test, actionset, rule->actionset);307	KUNIT_EXPECT_EQ(test, size, ri->size);308 309	/* Add rule with write callback */310	ret = vcap_add_rule(rule);311	KUNIT_EXPECT_EQ(test, 0, ret);312	KUNIT_EXPECT_EQ(test, expected_addr, ri->addr);313	vcap_free_rule(rule);314}315 316/* Prepare testing rule deletion */317static void test_init_rule_deletion(void)318{319	test_move_addr = 0;320	test_move_offset = 0;321	test_move_count = 0;322	test_init_start = 0;323	test_init_count = 0;324}325 326/* Define the test cases. */327 328static void vcap_api_set_bit_1_test(struct kunit *test)329{330	struct vcap_stream_iter iter = {331		.offset = 35,332		.sw_width = 52,333		.reg_idx = 1,334		.reg_bitpos = 20,335		.tg = NULL,336	};337	u32 stream[2] = {0};338 339	vcap_set_bit(stream, &iter, 1);340 341	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[0]);342	KUNIT_EXPECT_EQ(test, (u32)BIT(20), stream[1]);343}344 345static void vcap_api_set_bit_0_test(struct kunit *test)346{347	struct vcap_stream_iter iter = {348		.offset = 35,349		.sw_width = 52,350		.reg_idx = 2,351		.reg_bitpos = 11,352		.tg = NULL,353	};354	u32 stream[3] = {~0, ~0, ~0};355 356	vcap_set_bit(stream, &iter, 0);357 358	KUNIT_EXPECT_EQ(test, (u32)~0, stream[0]);359	KUNIT_EXPECT_EQ(test, (u32)~0, stream[1]);360	KUNIT_EXPECT_EQ(test, (u32)~BIT(11), stream[2]);361}362 363static void vcap_api_iterator_init_test(struct kunit *test)364{365	struct vcap_stream_iter iter;366	struct vcap_typegroup typegroups[] = {367		{ .offset = 0, .width = 2, .value = 2, },368		{ .offset = 156, .width = 1, .value = 0, },369		{ .offset = 0, .width = 0, .value = 0, },370	};371	struct vcap_typegroup typegroups2[] = {372		{ .offset = 0, .width = 3, .value = 4, },373		{ .offset = 49, .width = 2, .value = 0, },374		{ .offset = 98, .width = 2, .value = 0, },375	};376 377	vcap_iter_init(&iter, 52, typegroups, 86);378 379	KUNIT_EXPECT_EQ(test, 52, iter.sw_width);380	KUNIT_EXPECT_EQ(test, 86 + 2, iter.offset);381	KUNIT_EXPECT_EQ(test, 3, iter.reg_idx);382	KUNIT_EXPECT_EQ(test, 4, iter.reg_bitpos);383 384	vcap_iter_init(&iter, 49, typegroups2, 134);385 386	KUNIT_EXPECT_EQ(test, 49, iter.sw_width);387	KUNIT_EXPECT_EQ(test, 134 + 7, iter.offset);388	KUNIT_EXPECT_EQ(test, 5, iter.reg_idx);389	KUNIT_EXPECT_EQ(test, 11, iter.reg_bitpos);390}391 392static void vcap_api_iterator_next_test(struct kunit *test)393{394	struct vcap_stream_iter iter;395	struct vcap_typegroup typegroups[] = {396		{ .offset = 0, .width = 4, .value = 8, },397		{ .offset = 49, .width = 1, .value = 0, },398		{ .offset = 98, .width = 2, .value = 0, },399		{ .offset = 147, .width = 3, .value = 0, },400		{ .offset = 196, .width = 2, .value = 0, },401		{ .offset = 245, .width = 1, .value = 0, },402	};403	int idx;404 405	vcap_iter_init(&iter, 49, typegroups, 86);406 407	KUNIT_EXPECT_EQ(test, 49, iter.sw_width);408	KUNIT_EXPECT_EQ(test, 86 + 5, iter.offset);409	KUNIT_EXPECT_EQ(test, 3, iter.reg_idx);410	KUNIT_EXPECT_EQ(test, 10, iter.reg_bitpos);411 412	vcap_iter_next(&iter);413 414	KUNIT_EXPECT_EQ(test, 91 + 1, iter.offset);415	KUNIT_EXPECT_EQ(test, 3, iter.reg_idx);416	KUNIT_EXPECT_EQ(test, 11, iter.reg_bitpos);417 418	for (idx = 0; idx < 6; idx++)419		vcap_iter_next(&iter);420 421	KUNIT_EXPECT_EQ(test, 92 + 6 + 2, iter.offset);422	KUNIT_EXPECT_EQ(test, 4, iter.reg_idx);423	KUNIT_EXPECT_EQ(test, 2, iter.reg_bitpos);424}425 426static void vcap_api_encode_typegroups_test(struct kunit *test)427{428	u32 stream[12] = {0};429	struct vcap_typegroup typegroups[] = {430		{ .offset = 0, .width = 4, .value = 8, },431		{ .offset = 49, .width = 1, .value = 1, },432		{ .offset = 98, .width = 2, .value = 3, },433		{ .offset = 147, .width = 3, .value = 5, },434		{ .offset = 196, .width = 2, .value = 2, },435		{ .offset = 245, .width = 5, .value = 27, },436		{ .offset = 0, .width = 0, .value = 0, },437	};438 439	vcap_encode_typegroups(stream, 49, typegroups, false);440 441	KUNIT_EXPECT_EQ(test, (u32)0x8, stream[0]);442	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[1]);443	KUNIT_EXPECT_EQ(test, (u32)0x1, stream[2]);444	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[3]);445	KUNIT_EXPECT_EQ(test, (u32)0x3, stream[4]);446	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[5]);447	KUNIT_EXPECT_EQ(test, (u32)0x5, stream[6]);448	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[7]);449	KUNIT_EXPECT_EQ(test, (u32)0x2, stream[8]);450	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[9]);451	KUNIT_EXPECT_EQ(test, (u32)27, stream[10]);452	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[11]);453}454 455static void vcap_api_encode_bit_test(struct kunit *test)456{457	struct vcap_stream_iter iter;458	u32 stream[4] = {0};459	struct vcap_typegroup typegroups[] = {460		{ .offset = 0, .width = 4, .value = 8, },461		{ .offset = 49, .width = 1, .value = 1, },462		{ .offset = 98, .width = 2, .value = 3, },463		{ .offset = 147, .width = 3, .value = 5, },464		{ .offset = 196, .width = 2, .value = 2, },465		{ .offset = 245, .width = 1, .value = 0, },466	};467 468	vcap_iter_init(&iter, 49, typegroups, 44);469 470	KUNIT_EXPECT_EQ(test, 48, iter.offset);471	KUNIT_EXPECT_EQ(test, 1, iter.reg_idx);472	KUNIT_EXPECT_EQ(test, 16, iter.reg_bitpos);473 474	vcap_encode_bit(stream, &iter, 1);475 476	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[0]);477	KUNIT_EXPECT_EQ(test, (u32)BIT(16), stream[1]);478	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[2]);479}480 481static void vcap_api_encode_field_test(struct kunit *test)482{483	struct vcap_stream_iter iter;484	u32 stream[16] = {0};485	struct vcap_typegroup typegroups[] = {486		{ .offset = 0, .width = 4, .value = 8, },487		{ .offset = 49, .width = 1, .value = 1, },488		{ .offset = 98, .width = 2, .value = 3, },489		{ .offset = 147, .width = 3, .value = 5, },490		{ .offset = 196, .width = 2, .value = 2, },491		{ .offset = 245, .width = 5, .value = 27, },492		{ .offset = 0, .width = 0, .value = 0, },493	};494	struct vcap_field rf = {495		.type = VCAP_FIELD_U32,496		.offset = 86,497		.width = 4,498	};499	u8 value[] = {0x5};500 501	vcap_iter_init(&iter, 49, typegroups, rf.offset);502 503	KUNIT_EXPECT_EQ(test, 91, iter.offset);504	KUNIT_EXPECT_EQ(test, 3, iter.reg_idx);505	KUNIT_EXPECT_EQ(test, 10, iter.reg_bitpos);506 507	vcap_encode_field(stream, &iter, rf.width, value);508 509	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[0]);510	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[1]);511	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[2]);512	KUNIT_EXPECT_EQ(test, (u32)(0x5 << 10), stream[3]);513	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[4]);514 515	vcap_encode_typegroups(stream, 49, typegroups, false);516 517	KUNIT_EXPECT_EQ(test, (u32)0x8, stream[0]);518	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[1]);519	KUNIT_EXPECT_EQ(test, (u32)0x1, stream[2]);520	KUNIT_EXPECT_EQ(test, (u32)(0x5 << 10), stream[3]);521	KUNIT_EXPECT_EQ(test, (u32)0x3, stream[4]);522	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[5]);523	KUNIT_EXPECT_EQ(test, (u32)0x5, stream[6]);524	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[7]);525	KUNIT_EXPECT_EQ(test, (u32)0x2, stream[8]);526	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[9]);527	KUNIT_EXPECT_EQ(test, (u32)27, stream[10]);528	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[11]);529}530 531/* In this testcase the subword is smaller than a register */532static void vcap_api_encode_short_field_test(struct kunit *test)533{534	struct vcap_stream_iter iter;535	int sw_width = 21;536	u32 stream[6] = {0};537	struct vcap_typegroup tgt[] = {538		{ .offset = 0, .width = 3, .value = 7, },539		{ .offset = 21, .width = 2, .value = 3, },540		{ .offset = 42, .width = 1, .value = 1, },541		{ .offset = 0, .width = 0, .value = 0, },542	};543	struct vcap_field rf = {544		.type = VCAP_FIELD_U32,545		.offset = 25,546		.width = 4,547	};548	u8 value[] = {0x5};549 550	vcap_iter_init(&iter, sw_width, tgt, rf.offset);551 552	KUNIT_EXPECT_EQ(test, 1, iter.regs_per_sw);553	KUNIT_EXPECT_EQ(test, 21, iter.sw_width);554	KUNIT_EXPECT_EQ(test, 25 + 3 + 2, iter.offset);555	KUNIT_EXPECT_EQ(test, 1, iter.reg_idx);556	KUNIT_EXPECT_EQ(test, 25 + 3 + 2 - sw_width, iter.reg_bitpos);557 558	vcap_encode_field(stream, &iter, rf.width, value);559 560	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[0]);561	KUNIT_EXPECT_EQ(test, (u32)(0x5 << (25 + 3 + 2 - sw_width)), stream[1]);562	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[2]);563	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[3]);564	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[4]);565	KUNIT_EXPECT_EQ(test, (u32)0x0, stream[5]);566 567	vcap_encode_typegroups(stream, sw_width, tgt, false);568 569	KUNIT_EXPECT_EQ(test, (u32)7, stream[0]);570	KUNIT_EXPECT_EQ(test, (u32)((0x5 << (25 + 3 + 2 - sw_width)) + 3), stream[1]);571	KUNIT_EXPECT_EQ(test, (u32)1, stream[2]);572	KUNIT_EXPECT_EQ(test, (u32)0, stream[3]);573	KUNIT_EXPECT_EQ(test, (u32)0, stream[4]);574	KUNIT_EXPECT_EQ(test, (u32)0, stream[5]);575}576 577static void vcap_api_encode_keyfield_test(struct kunit *test)578{579	u32 keywords[16] = {0};580	u32 maskwords[16] = {0};581	struct vcap_admin admin = {582		.vtype = VCAP_TYPE_IS2,583		.cache = {584			.keystream = keywords,585			.maskstream = maskwords,586			.actionstream = keywords,587		},588	};589	struct vcap_rule_internal rule = {590		.admin = &admin,591		.data = {592			.keyset = VCAP_KFS_MAC_ETYPE,593		},594		.vctrl = &test_vctrl,595	};596	struct vcap_client_keyfield ckf = {597		.ctrl.list = {},598		.ctrl.key = VCAP_KF_ISDX_CLS,599		.ctrl.type = VCAP_FIELD_U32,600		.data.u32.value = 0xeef014a1,601		.data.u32.mask = 0xfff,602	};603	struct vcap_field rf = {604		.type = VCAP_FIELD_U32,605		.offset = 56,606		.width = 12,607	};608	struct vcap_typegroup tgt[] = {609		{ .offset = 0, .width = 2, .value = 2, },610		{ .offset = 156, .width = 1, .value = 1, },611		{ .offset = 0, .width = 0, .value = 0, },612	};613 614	vcap_test_api_init(&admin);615	vcap_encode_keyfield(&rule, &ckf, &rf, tgt);616 617	/* Key */618	KUNIT_EXPECT_EQ(test, (u32)0x0, keywords[0]);619	KUNIT_EXPECT_EQ(test, (u32)0x0, keywords[1]);620	KUNIT_EXPECT_EQ(test, (u32)(0x04a1 << 6), keywords[2]);621	KUNIT_EXPECT_EQ(test, (u32)0x0, keywords[3]);622	KUNIT_EXPECT_EQ(test, (u32)0x0, keywords[4]);623	KUNIT_EXPECT_EQ(test, (u32)0x0, keywords[5]);624	KUNIT_EXPECT_EQ(test, (u32)0x0, keywords[6]);625 626	/* Mask */627	KUNIT_EXPECT_EQ(test, (u32)0x0, maskwords[0]);628	KUNIT_EXPECT_EQ(test, (u32)0x0, maskwords[1]);629	KUNIT_EXPECT_EQ(test, (u32)(0x0fff << 6), maskwords[2]);630	KUNIT_EXPECT_EQ(test, (u32)0x0, maskwords[3]);631	KUNIT_EXPECT_EQ(test, (u32)0x0, maskwords[4]);632	KUNIT_EXPECT_EQ(test, (u32)0x0, maskwords[5]);633	KUNIT_EXPECT_EQ(test, (u32)0x0, maskwords[6]);634}635 636static void vcap_api_encode_max_keyfield_test(struct kunit *test)637{638	int idx;639	u32 keywords[6] = {0};640	u32 maskwords[6] = {0};641	struct vcap_admin admin = {642		.vtype = VCAP_TYPE_IS2,643		/* IS2 sw_width = 52 bit */644		.cache = {645			.keystream = keywords,646			.maskstream = maskwords,647			.actionstream = keywords,648		},649	};650	struct vcap_rule_internal rule = {651		.admin = &admin,652		.data = {653			.keyset = VCAP_KFS_IP_7TUPLE,654		},655		.vctrl = &test_vctrl,656	};657	struct vcap_client_keyfield ckf = {658		.ctrl.list = {},659		.ctrl.key = VCAP_KF_L3_IP6_DIP,660		.ctrl.type = VCAP_FIELD_U128,661		.data.u128.value = { 0xa1, 0xa2, 0xa3, 0xa4, 0, 0, 0x43, 0,662			0, 0, 0, 0, 0, 0, 0x78, 0x8e, },663		.data.u128.mask =  { 0xff, 0xff, 0xff, 0xff, 0, 0, 0xff, 0,664			0, 0, 0, 0, 0, 0, 0xff, 0xff },665	};666	struct vcap_field rf = {667		.type = VCAP_FIELD_U128,668		.offset = 0,669		.width = 128,670	};671	struct vcap_typegroup tgt[] = {672		{ .offset = 0, .width = 2, .value = 2, },673		{ .offset = 156, .width = 1, .value = 1, },674		{ .offset = 0, .width = 0, .value = 0, },675	};676	u32 keyres[] = {677		0x928e8a84,678		0x000c0002,679		0x00000010,680		0x00000000,681		0x0239e000,682		0x00000000,683	};684	u32 mskres[] = {685		0xfffffffc,686		0x000c0003,687		0x0000003f,688		0x00000000,689		0x03fffc00,690		0x00000000,691	};692 693	vcap_encode_keyfield(&rule, &ckf, &rf, tgt);694 695	/* Key */696	for (idx = 0; idx < ARRAY_SIZE(keyres); ++idx)697		KUNIT_EXPECT_EQ(test, keyres[idx], keywords[idx]);698	/* Mask */699	for (idx = 0; idx < ARRAY_SIZE(mskres); ++idx)700		KUNIT_EXPECT_EQ(test, mskres[idx], maskwords[idx]);701}702 703static void vcap_api_encode_actionfield_test(struct kunit *test)704{705	u32 actwords[16] = {0};706	int sw_width = 21;707	struct vcap_admin admin = {708		.vtype = VCAP_TYPE_ES2, /* act_width = 21 */709		.cache = {710			.actionstream = actwords,711		},712	};713	struct vcap_rule_internal rule = {714		.admin = &admin,715		.data = {716			.actionset = VCAP_AFS_BASE_TYPE,717		},718		.vctrl = &test_vctrl,719	};720	struct vcap_client_actionfield caf = {721		.ctrl.list = {},722		.ctrl.action = VCAP_AF_POLICE_IDX,723		.ctrl.type = VCAP_FIELD_U32,724		.data.u32.value = 0x67908032,725	};726	struct vcap_field rf = {727		.type = VCAP_FIELD_U32,728		.offset = 35,729		.width = 6,730	};731	struct vcap_typegroup tgt[] = {732		{ .offset = 0, .width = 2, .value = 2, },733		{ .offset = 21, .width = 1, .value = 1, },734		{ .offset = 42, .width = 1, .value = 0, },735		{ .offset = 0, .width = 0, .value = 0, },736	};737 738	vcap_encode_actionfield(&rule, &caf, &rf, tgt);739 740	/* Action */741	KUNIT_EXPECT_EQ(test, (u32)0x0, actwords[0]);742	KUNIT_EXPECT_EQ(test, (u32)((0x32 << (35 + 2 + 1 - sw_width)) & 0x1fffff), actwords[1]);743	KUNIT_EXPECT_EQ(test, (u32)((0x32 >> ((2 * sw_width) - 38 - 1))), actwords[2]);744	KUNIT_EXPECT_EQ(test, (u32)0x0, actwords[3]);745	KUNIT_EXPECT_EQ(test, (u32)0x0, actwords[4]);746	KUNIT_EXPECT_EQ(test, (u32)0x0, actwords[5]);747	KUNIT_EXPECT_EQ(test, (u32)0x0, actwords[6]);748}749 750static void vcap_api_keyfield_typegroup_test(struct kunit *test)751{752	const struct vcap_typegroup *tg;753 754	tg = vcap_keyfield_typegroup(&test_vctrl, VCAP_TYPE_IS2, VCAP_KFS_MAC_ETYPE);755	KUNIT_EXPECT_PTR_NE(test, NULL, tg);756	KUNIT_EXPECT_EQ(test, 0, tg[0].offset);757	KUNIT_EXPECT_EQ(test, 2, tg[0].width);758	KUNIT_EXPECT_EQ(test, 2, tg[0].value);759	KUNIT_EXPECT_EQ(test, 156, tg[1].offset);760	KUNIT_EXPECT_EQ(test, 1, tg[1].width);761	KUNIT_EXPECT_EQ(test, 0, tg[1].value);762	KUNIT_EXPECT_EQ(test, 0, tg[2].offset);763	KUNIT_EXPECT_EQ(test, 0, tg[2].width);764	KUNIT_EXPECT_EQ(test, 0, tg[2].value);765 766	tg = vcap_keyfield_typegroup(&test_vctrl, VCAP_TYPE_ES2, VCAP_KFS_LL_FULL);767	KUNIT_EXPECT_PTR_EQ(test, NULL, tg);768}769 770static void vcap_api_actionfield_typegroup_test(struct kunit *test)771{772	const struct vcap_typegroup *tg;773 774	tg = vcap_actionfield_typegroup(&test_vctrl, VCAP_TYPE_IS0, VCAP_AFS_FULL);775	KUNIT_EXPECT_PTR_NE(test, NULL, tg);776	KUNIT_EXPECT_EQ(test, 0, tg[0].offset);777	KUNIT_EXPECT_EQ(test, 3, tg[0].width);778	KUNIT_EXPECT_EQ(test, 4, tg[0].value);779	KUNIT_EXPECT_EQ(test, 110, tg[1].offset);780	KUNIT_EXPECT_EQ(test, 2, tg[1].width);781	KUNIT_EXPECT_EQ(test, 0, tg[1].value);782	KUNIT_EXPECT_EQ(test, 220, tg[2].offset);783	KUNIT_EXPECT_EQ(test, 2, tg[2].width);784	KUNIT_EXPECT_EQ(test, 0, tg[2].value);785	KUNIT_EXPECT_EQ(test, 0, tg[3].offset);786	KUNIT_EXPECT_EQ(test, 0, tg[3].width);787	KUNIT_EXPECT_EQ(test, 0, tg[3].value);788 789	tg = vcap_actionfield_typegroup(&test_vctrl, VCAP_TYPE_IS2, VCAP_AFS_CLASSIFICATION);790	KUNIT_EXPECT_PTR_EQ(test, NULL, tg);791}792 793static void vcap_api_vcap_keyfields_test(struct kunit *test)794{795	const struct vcap_field *ft;796 797	ft = vcap_keyfields(&test_vctrl, VCAP_TYPE_IS2, VCAP_KFS_MAC_ETYPE);798	KUNIT_EXPECT_PTR_NE(test, NULL, ft);799 800	/* Keyset that is not available and within the maximum keyset enum value */801	ft = vcap_keyfields(&test_vctrl, VCAP_TYPE_ES2, VCAP_KFS_PURE_5TUPLE_IP4);802	KUNIT_EXPECT_PTR_EQ(test, NULL, ft);803 804	/* Keyset that is not available and beyond the maximum keyset enum value */805	ft = vcap_keyfields(&test_vctrl, VCAP_TYPE_ES2, VCAP_KFS_LL_FULL);806	KUNIT_EXPECT_PTR_EQ(test, NULL, ft);807}808 809static void vcap_api_vcap_actionfields_test(struct kunit *test)810{811	const struct vcap_field *ft;812 813	ft = vcap_actionfields(&test_vctrl, VCAP_TYPE_IS0, VCAP_AFS_FULL);814	KUNIT_EXPECT_PTR_NE(test, NULL, ft);815 816	ft = vcap_actionfields(&test_vctrl, VCAP_TYPE_IS2, VCAP_AFS_FULL);817	KUNIT_EXPECT_PTR_EQ(test, NULL, ft);818 819	ft = vcap_actionfields(&test_vctrl, VCAP_TYPE_IS2, VCAP_AFS_CLASSIFICATION);820	KUNIT_EXPECT_PTR_EQ(test, NULL, ft);821}822 823static void vcap_api_encode_rule_keyset_test(struct kunit *test)824{825	u32 keywords[16] = {0};826	u32 maskwords[16] = {0};827	struct vcap_admin admin = {828		.vtype = VCAP_TYPE_IS2,829		.cache = {830			.keystream = keywords,831			.maskstream = maskwords,832		},833	};834	struct vcap_rule_internal rule = {835		.admin = &admin,836		.data = {837			.keyset = VCAP_KFS_MAC_ETYPE,838		},839		.vctrl = &test_vctrl,840	};841	struct vcap_client_keyfield ckf[] = {842		{843			.ctrl.key = VCAP_KF_TYPE,844			.ctrl.type = VCAP_FIELD_U32,845			.data.u32.value = 0x00,846			.data.u32.mask = 0x0f,847		},848		{849			.ctrl.key = VCAP_KF_LOOKUP_FIRST_IS,850			.ctrl.type = VCAP_FIELD_BIT,851			.data.u1.value = 0x01,852			.data.u1.mask = 0x01,853		},854		{855			.ctrl.key = VCAP_KF_IF_IGR_PORT_MASK_L3,856			.ctrl.type = VCAP_FIELD_BIT,857			.data.u1.value = 0x00,858			.data.u1.mask = 0x01,859		},860		{861			.ctrl.key = VCAP_KF_IF_IGR_PORT_MASK_RNG,862			.ctrl.type = VCAP_FIELD_U32,863			.data.u32.value = 0x00,864			.data.u32.mask = 0x0f,865		},866		{867			.ctrl.key = VCAP_KF_IF_IGR_PORT_MASK,868			.ctrl.type = VCAP_FIELD_U72,869			.data.u72.value = {0x0, 0x00, 0x00, 0x00},870			.data.u72.mask = {0xfd, 0xff, 0xff, 0xff},871		},872		{873			.ctrl.key = VCAP_KF_L2_DMAC,874			.ctrl.type = VCAP_FIELD_U48,875			/* Opposite endianness */876			.data.u48.value = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06},877			.data.u48.mask = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff},878		},879		{880			.ctrl.key = VCAP_KF_ETYPE_LEN_IS,881			.ctrl.type = VCAP_FIELD_BIT,882			.data.u1.value = 0x01,883			.data.u1.mask = 0x01,884		},885		{886			.ctrl.key = VCAP_KF_ETYPE,887			.ctrl.type = VCAP_FIELD_U32,888			.data.u32.value = 0xaabb,889			.data.u32.mask = 0xffff,890		},891	};892	int idx;893	int ret;894 895	/* Empty entry list */896	INIT_LIST_HEAD(&rule.data.keyfields);897	ret = vcap_encode_rule_keyset(&rule);898	KUNIT_EXPECT_EQ(test, -EINVAL, ret);899 900	for (idx = 0; idx < ARRAY_SIZE(ckf); idx++)901		list_add_tail(&ckf[idx].ctrl.list, &rule.data.keyfields);902	ret = vcap_encode_rule_keyset(&rule);903	KUNIT_EXPECT_EQ(test, 0, ret);904 905	/* The key and mask values below are from an actual Sparx5 rule config */906	/* Key */907	KUNIT_EXPECT_EQ(test, (u32)0x00000042, keywords[0]);908	KUNIT_EXPECT_EQ(test, (u32)0x00000000, keywords[1]);909	KUNIT_EXPECT_EQ(test, (u32)0x00000000, keywords[2]);910	KUNIT_EXPECT_EQ(test, (u32)0x00020100, keywords[3]);911	KUNIT_EXPECT_EQ(test, (u32)0x60504030, keywords[4]);912	KUNIT_EXPECT_EQ(test, (u32)0x00000000, keywords[5]);913	KUNIT_EXPECT_EQ(test, (u32)0x00000000, keywords[6]);914	KUNIT_EXPECT_EQ(test, (u32)0x0002aaee, keywords[7]);915	KUNIT_EXPECT_EQ(test, (u32)0x00000000, keywords[8]);916	KUNIT_EXPECT_EQ(test, (u32)0x00000000, keywords[9]);917	KUNIT_EXPECT_EQ(test, (u32)0x00000000, keywords[10]);918	KUNIT_EXPECT_EQ(test, (u32)0x00000000, keywords[11]);919 920	/* Mask: they will be inverted when applied to the register */921	KUNIT_EXPECT_EQ(test, (u32)~0x00b07f80, maskwords[0]);922	KUNIT_EXPECT_EQ(test, (u32)~0xfff00000, maskwords[1]);923	KUNIT_EXPECT_EQ(test, (u32)~0xfffffffc, maskwords[2]);924	KUNIT_EXPECT_EQ(test, (u32)~0xfff000ff, maskwords[3]);925	KUNIT_EXPECT_EQ(test, (u32)~0x00000000, maskwords[4]);926	KUNIT_EXPECT_EQ(test, (u32)~0xfffffff0, maskwords[5]);927	KUNIT_EXPECT_EQ(test, (u32)~0xfffffffe, maskwords[6]);928	KUNIT_EXPECT_EQ(test, (u32)~0xfffc0001, maskwords[7]);929	KUNIT_EXPECT_EQ(test, (u32)~0xffffffff, maskwords[8]);930	KUNIT_EXPECT_EQ(test, (u32)~0xffffffff, maskwords[9]);931	KUNIT_EXPECT_EQ(test, (u32)~0xffffffff, maskwords[10]);932	KUNIT_EXPECT_EQ(test, (u32)~0xffffffff, maskwords[11]);933}934 935static void vcap_api_encode_rule_actionset_test(struct kunit *test)936{937	u32 actwords[16] = {0};938	struct vcap_admin admin = {939		.vtype = VCAP_TYPE_IS2,940		.cache = {941			.actionstream = actwords,942		},943	};944	struct vcap_rule_internal rule = {945		.admin = &admin,946		.data = {947			.actionset = VCAP_AFS_BASE_TYPE,948		},949		.vctrl = &test_vctrl,950	};951	struct vcap_client_actionfield caf[] = {952		{953			.ctrl.action = VCAP_AF_MATCH_ID,954			.ctrl.type = VCAP_FIELD_U32,955			.data.u32.value = 0x01,956		},957		{958			.ctrl.action = VCAP_AF_MATCH_ID_MASK,959			.ctrl.type = VCAP_FIELD_U32,960			.data.u32.value = 0x01,961		},962		{963			.ctrl.action = VCAP_AF_CNT_ID,964			.ctrl.type = VCAP_FIELD_U32,965			.data.u32.value = 0x64,966		},967	};968	int idx;969	int ret;970 971	/* Empty entry list */972	INIT_LIST_HEAD(&rule.data.actionfields);973	ret = vcap_encode_rule_actionset(&rule);974	/* We allow rules with no actions */975	KUNIT_EXPECT_EQ(test, 0, ret);976 977	for (idx = 0; idx < ARRAY_SIZE(caf); idx++)978		list_add_tail(&caf[idx].ctrl.list, &rule.data.actionfields);979	ret = vcap_encode_rule_actionset(&rule);980	KUNIT_EXPECT_EQ(test, 0, ret);981 982	/* The action values below are from an actual Sparx5 rule config */983	KUNIT_EXPECT_EQ(test, (u32)0x00000002, actwords[0]);984	KUNIT_EXPECT_EQ(test, (u32)0x00000000, actwords[1]);985	KUNIT_EXPECT_EQ(test, (u32)0x00000000, actwords[2]);986	KUNIT_EXPECT_EQ(test, (u32)0x00000000, actwords[3]);987	KUNIT_EXPECT_EQ(test, (u32)0x00000000, actwords[4]);988	KUNIT_EXPECT_EQ(test, (u32)0x00100000, actwords[5]);989	KUNIT_EXPECT_EQ(test, (u32)0x06400010, actwords[6]);990	KUNIT_EXPECT_EQ(test, (u32)0x00000000, actwords[7]);991	KUNIT_EXPECT_EQ(test, (u32)0x00000000, actwords[8]);992	KUNIT_EXPECT_EQ(test, (u32)0x00000000, actwords[9]);993	KUNIT_EXPECT_EQ(test, (u32)0x00000000, actwords[10]);994	KUNIT_EXPECT_EQ(test, (u32)0x00000000, actwords[11]);995}996 997static void vcap_free_ckf(struct vcap_rule *rule)998{999	struct vcap_client_keyfield *ckf, *next_ckf;1000 1001	list_for_each_entry_safe(ckf, next_ckf, &rule->keyfields, ctrl.list) {1002		list_del(&ckf->ctrl.list);1003		kfree(ckf);1004	}1005}1006 1007static void vcap_api_rule_add_keyvalue_test(struct kunit *test)1008{1009	struct vcap_admin admin = {1010		.vtype = VCAP_TYPE_IS2,1011	};1012	struct vcap_rule_internal ri = {1013		.admin = &admin,1014		.data = {1015			.keyset = VCAP_KFS_NO_VALUE,1016		},1017		.vctrl = &test_vctrl,1018	};1019	struct vcap_rule *rule = (struct vcap_rule *)&ri;1020	struct vcap_client_keyfield *kf;1021	int ret;1022	struct vcap_u128_key dip = {1023		.value = {0x17, 0x26, 0x35, 0x44, 0x63, 0x62, 0x71},1024		.mask = {0xf1, 0xf2, 0xf3, 0xf4, 0x4f, 0x3f, 0x2f, 0x1f},1025	};1026	int idx;1027 1028	INIT_LIST_HEAD(&rule->keyfields);1029	ret = vcap_rule_add_key_bit(rule, VCAP_KF_LOOKUP_FIRST_IS, VCAP_BIT_0);1030	KUNIT_EXPECT_EQ(test, 0, ret);1031	ret = list_empty(&rule->keyfields);1032	KUNIT_EXPECT_EQ(test, false, ret);1033	kf = list_first_entry(&rule->keyfields, struct vcap_client_keyfield,1034			      ctrl.list);1035	KUNIT_EXPECT_EQ(test, VCAP_KF_LOOKUP_FIRST_IS, kf->ctrl.key);1036	KUNIT_EXPECT_EQ(test, VCAP_FIELD_BIT, kf->ctrl.type);1037	KUNIT_EXPECT_EQ(test, 0x0, kf->data.u1.value);1038	KUNIT_EXPECT_EQ(test, 0x1, kf->data.u1.mask);1039	vcap_free_ckf(rule);1040 1041	INIT_LIST_HEAD(&rule->keyfields);1042	ret = vcap_rule_add_key_bit(rule, VCAP_KF_LOOKUP_FIRST_IS, VCAP_BIT_1);1043	KUNIT_EXPECT_EQ(test, 0, ret);1044	ret = list_empty(&rule->keyfields);1045	KUNIT_EXPECT_EQ(test, false, ret);1046	kf = list_first_entry(&rule->keyfields, struct vcap_client_keyfield,1047			      ctrl.list);1048	KUNIT_EXPECT_EQ(test, VCAP_KF_LOOKUP_FIRST_IS, kf->ctrl.key);1049	KUNIT_EXPECT_EQ(test, VCAP_FIELD_BIT, kf->ctrl.type);1050	KUNIT_EXPECT_EQ(test, 0x1, kf->data.u1.value);1051	KUNIT_EXPECT_EQ(test, 0x1, kf->data.u1.mask);1052	vcap_free_ckf(rule);1053 1054	INIT_LIST_HEAD(&rule->keyfields);1055	ret = vcap_rule_add_key_bit(rule, VCAP_KF_LOOKUP_FIRST_IS,1056				    VCAP_BIT_ANY);1057	KUNIT_EXPECT_EQ(test, 0, ret);1058	ret = list_empty(&rule->keyfields);1059	KUNIT_EXPECT_EQ(test, false, ret);1060	kf = list_first_entry(&rule->keyfields, struct vcap_client_keyfield,1061			      ctrl.list);1062	KUNIT_EXPECT_EQ(test, VCAP_KF_LOOKUP_FIRST_IS, kf->ctrl.key);1063	KUNIT_EXPECT_EQ(test, VCAP_FIELD_BIT, kf->ctrl.type);1064	KUNIT_EXPECT_EQ(test, 0x0, kf->data.u1.value);1065	KUNIT_EXPECT_EQ(test, 0x0, kf->data.u1.mask);1066	vcap_free_ckf(rule);1067 1068	INIT_LIST_HEAD(&rule->keyfields);1069	ret = vcap_rule_add_key_u32(rule, VCAP_KF_TYPE, 0x98765432, 0xff00ffab);1070	KUNIT_EXPECT_EQ(test, 0, ret);1071	ret = list_empty(&rule->keyfields);1072	KUNIT_EXPECT_EQ(test, false, ret);1073	kf = list_first_entry(&rule->keyfields, struct vcap_client_keyfield,1074			      ctrl.list);1075	KUNIT_EXPECT_EQ(test, VCAP_KF_TYPE, kf->ctrl.key);1076	KUNIT_EXPECT_EQ(test, VCAP_FIELD_U32, kf->ctrl.type);1077	KUNIT_EXPECT_EQ(test, 0x98765432, kf->data.u32.value);1078	KUNIT_EXPECT_EQ(test, 0xff00ffab, kf->data.u32.mask);1079	vcap_free_ckf(rule);1080 1081	INIT_LIST_HEAD(&rule->keyfields);1082	ret = vcap_rule_add_key_u128(rule, VCAP_KF_L3_IP6_SIP, &dip);1083	KUNIT_EXPECT_EQ(test, 0, ret);1084	ret = list_empty(&rule->keyfields);1085	KUNIT_EXPECT_EQ(test, false, ret);1086	kf = list_first_entry(&rule->keyfields, struct vcap_client_keyfield,1087			      ctrl.list);1088	KUNIT_EXPECT_EQ(test, VCAP_KF_L3_IP6_SIP, kf->ctrl.key);1089	KUNIT_EXPECT_EQ(test, VCAP_FIELD_U128, kf->ctrl.type);1090	for (idx = 0; idx < ARRAY_SIZE(dip.value); ++idx)1091		KUNIT_EXPECT_EQ(test, dip.value[idx], kf->data.u128.value[idx]);1092	for (idx = 0; idx < ARRAY_SIZE(dip.mask); ++idx)1093		KUNIT_EXPECT_EQ(test, dip.mask[idx], kf->data.u128.mask[idx]);1094	vcap_free_ckf(rule);1095}1096 1097static void vcap_free_caf(struct vcap_rule *rule)1098{1099	struct vcap_client_actionfield *caf, *next_caf;1100 1101	list_for_each_entry_safe(caf, next_caf,1102				 &rule->actionfields, ctrl.list) {1103		list_del(&caf->ctrl.list);1104		kfree(caf);1105	}1106}1107 1108static void vcap_api_rule_add_actionvalue_test(struct kunit *test)1109{1110	struct vcap_admin admin = {1111		.vtype = VCAP_TYPE_IS2,1112	};1113	struct vcap_rule_internal ri = {1114		.admin = &admin,1115		.data = {1116			.actionset = VCAP_AFS_NO_VALUE,1117		},1118	};1119	struct vcap_rule *rule = (struct vcap_rule *)&ri;1120	struct vcap_client_actionfield *af;1121	int ret;1122 1123	INIT_LIST_HEAD(&rule->actionfields);1124	ret = vcap_rule_add_action_bit(rule, VCAP_AF_POLICE_ENA, VCAP_BIT_0);1125	KUNIT_EXPECT_EQ(test, 0, ret);1126	ret = list_empty(&rule->actionfields);1127	KUNIT_EXPECT_EQ(test, false, ret);1128	af = list_first_entry(&rule->actionfields,1129			      struct vcap_client_actionfield, ctrl.list);1130	KUNIT_EXPECT_EQ(test, VCAP_AF_POLICE_ENA, af->ctrl.action);1131	KUNIT_EXPECT_EQ(test, VCAP_FIELD_BIT, af->ctrl.type);1132	KUNIT_EXPECT_EQ(test, 0x0, af->data.u1.value);1133	vcap_free_caf(rule);1134 1135	INIT_LIST_HEAD(&rule->actionfields);1136	ret = vcap_rule_add_action_bit(rule, VCAP_AF_POLICE_ENA, VCAP_BIT_1);1137	KUNIT_EXPECT_EQ(test, 0, ret);1138	ret = list_empty(&rule->actionfields);1139	KUNIT_EXPECT_EQ(test, false, ret);1140	af = list_first_entry(&rule->actionfields,1141			      struct vcap_client_actionfield, ctrl.list);1142	KUNIT_EXPECT_EQ(test, VCAP_AF_POLICE_ENA, af->ctrl.action);1143	KUNIT_EXPECT_EQ(test, VCAP_FIELD_BIT, af->ctrl.type);1144	KUNIT_EXPECT_EQ(test, 0x1, af->data.u1.value);1145	vcap_free_caf(rule);1146 1147	INIT_LIST_HEAD(&rule->actionfields);1148	ret = vcap_rule_add_action_bit(rule, VCAP_AF_POLICE_ENA, VCAP_BIT_ANY);1149	KUNIT_EXPECT_EQ(test, 0, ret);1150	ret = list_empty(&rule->actionfields);1151	KUNIT_EXPECT_EQ(test, false, ret);1152	af = list_first_entry(&rule->actionfields,1153			      struct vcap_client_actionfield, ctrl.list);1154	KUNIT_EXPECT_EQ(test, VCAP_AF_POLICE_ENA, af->ctrl.action);1155	KUNIT_EXPECT_EQ(test, VCAP_FIELD_BIT, af->ctrl.type);1156	KUNIT_EXPECT_EQ(test, 0x0, af->data.u1.value);1157	vcap_free_caf(rule);1158 1159	INIT_LIST_HEAD(&rule->actionfields);1160	ret = vcap_rule_add_action_u32(rule, VCAP_AF_TYPE, 0x98765432);1161	KUNIT_EXPECT_EQ(test, 0, ret);1162	ret = list_empty(&rule->actionfields);1163	KUNIT_EXPECT_EQ(test, false, ret);1164	af = list_first_entry(&rule->actionfields,1165			      struct vcap_client_actionfield, ctrl.list);1166	KUNIT_EXPECT_EQ(test, VCAP_AF_TYPE, af->ctrl.action);1167	KUNIT_EXPECT_EQ(test, VCAP_FIELD_U32, af->ctrl.type);1168	KUNIT_EXPECT_EQ(test, 0x98765432, af->data.u32.value);1169	vcap_free_caf(rule);1170 1171	INIT_LIST_HEAD(&rule->actionfields);1172	ret = vcap_rule_add_action_u32(rule, VCAP_AF_MASK_MODE, 0xaabbccdd);1173	KUNIT_EXPECT_EQ(test, 0, ret);1174	ret = list_empty(&rule->actionfields);1175	KUNIT_EXPECT_EQ(test, false, ret);1176	af = list_first_entry(&rule->actionfields,1177			      struct vcap_client_actionfield, ctrl.list);1178	KUNIT_EXPECT_EQ(test, VCAP_AF_MASK_MODE, af->ctrl.action);1179	KUNIT_EXPECT_EQ(test, VCAP_FIELD_U32, af->ctrl.type);1180	KUNIT_EXPECT_EQ(test, 0xaabbccdd, af->data.u32.value);1181	vcap_free_caf(rule);1182}1183 1184static void vcap_api_rule_find_keyset_basic_test(struct kunit *test)1185{1186	struct vcap_keyset_list matches = {};1187	struct vcap_admin admin = {1188		.vtype = VCAP_TYPE_IS2,1189	};1190	struct vcap_rule_internal ri = {1191		.admin = &admin,1192		.vctrl = &test_vctrl,1193	};1194	struct vcap_client_keyfield ckf[] = {1195		{1196			.ctrl.key = VCAP_KF_TYPE,1197		}, {1198			.ctrl.key = VCAP_KF_LOOKUP_FIRST_IS,1199		}, {1200			.ctrl.key = VCAP_KF_IF_IGR_PORT_MASK_L3,1201		}, {1202			.ctrl.key = VCAP_KF_IF_IGR_PORT_MASK_RNG,1203		}, {1204			.ctrl.key = VCAP_KF_IF_IGR_PORT_MASK,1205		}, {1206			.ctrl.key = VCAP_KF_L2_DMAC,1207		}, {1208			.ctrl.key = VCAP_KF_ETYPE_LEN_IS,1209		}, {1210			.ctrl.key = VCAP_KF_ETYPE,1211		},1212	};1213	int idx;1214	bool ret;1215	enum vcap_keyfield_set keysets[10] = {};1216 1217	matches.keysets = keysets;1218	matches.max = ARRAY_SIZE(keysets);1219 1220	INIT_LIST_HEAD(&ri.data.keyfields);1221	for (idx = 0; idx < ARRAY_SIZE(ckf); idx++)1222		list_add_tail(&ckf[idx].ctrl.list, &ri.data.keyfields);1223 1224	ret = vcap_rule_find_keysets(&ri.data, &matches);1225 1226	KUNIT_EXPECT_EQ(test, true, ret);1227	KUNIT_EXPECT_EQ(test, 1, matches.cnt);1228	KUNIT_EXPECT_EQ(test, VCAP_KFS_MAC_ETYPE, matches.keysets[0]);1229}1230 1231static void vcap_api_rule_find_keyset_failed_test(struct kunit *test)1232{1233	struct vcap_keyset_list matches = {};1234	struct vcap_admin admin = {1235		.vtype = VCAP_TYPE_IS2,1236	};1237	struct vcap_rule_internal ri = {1238		.admin = &admin,1239		.vctrl = &test_vctrl,1240	};1241	struct vcap_client_keyfield ckf[] = {1242		{1243			.ctrl.key = VCAP_KF_TYPE,1244		}, {1245			.ctrl.key = VCAP_KF_LOOKUP_FIRST_IS,1246		}, {1247			.ctrl.key = VCAP_KF_ARP_OPCODE,1248		}, {1249			.ctrl.key = VCAP_KF_L3_IP4_SIP,1250		}, {1251			.ctrl.key = VCAP_KF_L3_IP4_DIP,1252		}, {1253			.ctrl.key = VCAP_KF_8021Q_PCP_CLS,1254		}, {1255			.ctrl.key = VCAP_KF_ETYPE_LEN_IS, /* Not with ARP */1256		}, {1257			.ctrl.key = VCAP_KF_ETYPE, /* Not with ARP */1258		},1259	};1260	int idx;1261	bool ret;1262	enum vcap_keyfield_set keysets[10] = {};1263 1264	matches.keysets = keysets;1265	matches.max = ARRAY_SIZE(keysets);1266 1267	INIT_LIST_HEAD(&ri.data.keyfields);1268	for (idx = 0; idx < ARRAY_SIZE(ckf); idx++)1269		list_add_tail(&ckf[idx].ctrl.list, &ri.data.keyfields);1270 1271	ret = vcap_rule_find_keysets(&ri.data, &matches);1272 1273	KUNIT_EXPECT_EQ(test, false, ret);1274	KUNIT_EXPECT_EQ(test, 0, matches.cnt);1275	KUNIT_EXPECT_EQ(test, VCAP_KFS_NO_VALUE, matches.keysets[0]);1276}1277 1278static void vcap_api_rule_find_keyset_many_test(struct kunit *test)1279{1280	struct vcap_keyset_list matches = {};1281	struct vcap_admin admin = {1282		.vtype = VCAP_TYPE_IS2,1283	};1284	struct vcap_rule_internal ri = {1285		.admin = &admin,1286		.vctrl = &test_vctrl,1287	};1288	struct vcap_client_keyfield ckf[] = {1289		{1290			.ctrl.key = VCAP_KF_TYPE,1291		}, {1292			.ctrl.key = VCAP_KF_LOOKUP_FIRST_IS,1293		}, {1294			.ctrl.key = VCAP_KF_8021Q_DEI_CLS,1295		}, {1296			.ctrl.key = VCAP_KF_8021Q_PCP_CLS,1297		}, {1298			.ctrl.key = VCAP_KF_8021Q_VID_CLS,1299		}, {1300			.ctrl.key = VCAP_KF_ISDX_CLS,1301		}, {1302			.ctrl.key = VCAP_KF_L2_MC_IS,1303		}, {1304			.ctrl.key = VCAP_KF_L2_BC_IS,1305		},1306	};1307	int idx;1308	bool ret;1309	enum vcap_keyfield_set keysets[10] = {};1310 1311	matches.keysets = keysets;1312	matches.max = ARRAY_SIZE(keysets);1313 1314	INIT_LIST_HEAD(&ri.data.keyfields);1315	for (idx = 0; idx < ARRAY_SIZE(ckf); idx++)1316		list_add_tail(&ckf[idx].ctrl.list, &ri.data.keyfields);1317 1318	ret = vcap_rule_find_keysets(&ri.data, &matches);1319 1320	KUNIT_EXPECT_EQ(test, true, ret);1321	KUNIT_EXPECT_EQ(test, 6, matches.cnt);1322	KUNIT_EXPECT_EQ(test, VCAP_KFS_ARP, matches.keysets[0]);1323	KUNIT_EXPECT_EQ(test, VCAP_KFS_IP4_OTHER, matches.keysets[1]);1324	KUNIT_EXPECT_EQ(test, VCAP_KFS_IP4_TCP_UDP, matches.keysets[2]);1325	KUNIT_EXPECT_EQ(test, VCAP_KFS_IP6_STD, matches.keysets[3]);1326	KUNIT_EXPECT_EQ(test, VCAP_KFS_IP_7TUPLE, matches.keysets[4]);1327	KUNIT_EXPECT_EQ(test, VCAP_KFS_MAC_ETYPE, matches.keysets[5]);1328}1329 1330static void vcap_api_encode_rule_test(struct kunit *test)1331{1332	/* Data used by VCAP Library callback */1333	static u32 keydata[32] = {};1334	static u32 mskdata[32] = {};1335	static u32 actdata[32] = {};1336 1337	struct vcap_admin is2_admin = {1338		.vtype = VCAP_TYPE_IS2,1339		.first_cid = 8000000,1340		.last_cid = 8099999,1341		.lookups = 4,1342		.last_valid_addr = 3071,1343		.first_valid_addr = 0,1344		.last_used_addr = 800,1345		.cache = {1346			.keystream = keydata,1347			.maskstream = mskdata,1348			.actionstream = actdata,1349		},1350	};1351	struct vcap_rule *rule;1352	struct vcap_rule_internal *ri;1353	int vcap_chain_id = 8000000;1354	enum vcap_user user = VCAP_USER_VCAP_UTIL;1355	u16 priority = 10;1356	int id = 100;1357	int ret;1358	struct vcap_u48_key smac = {1359		.value = { 0x88, 0x75, 0x32, 0x34, 0x9e, 0xb1 },1360		.mask = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }1361	};1362	struct vcap_u48_key dmac = {1363		.value = { 0x06, 0x05, 0x04, 0x03, 0x02, 0x01 },1364		.mask = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }1365	};1366	u32 port_mask_rng_value = 0x05;1367	u32 port_mask_rng_mask = 0x0f;1368	u32 igr_port_mask_value = 0xffabcd01;1369	u32 igr_port_mask_mask = ~0;1370	/* counter is written as the first operation */1371	u32 expwriteaddr[] = {792, 792, 793, 794, 795, 796, 797};1372	int idx;1373 1374	vcap_test_api_init(&is2_admin);1375 1376	/* Allocate the rule */1377	rule = vcap_alloc_rule(&test_vctrl, &test_netdev, vcap_chain_id, user,1378			       priority, id);1379	KUNIT_EXPECT_PTR_NE(test, NULL, rule);1380	ri = (struct vcap_rule_internal *)rule;1381 1382	/* Add rule keys */1383	ret = vcap_rule_add_key_u48(rule, VCAP_KF_L2_DMAC, &dmac);1384	KUNIT_EXPECT_EQ(test, 0, ret);1385	ret = vcap_rule_add_key_u48(rule, VCAP_KF_L2_SMAC, &smac);1386	KUNIT_EXPECT_EQ(test, 0, ret);1387	ret = vcap_rule_add_key_bit(rule, VCAP_KF_ETYPE_LEN_IS, VCAP_BIT_1);1388	KUNIT_EXPECT_EQ(test, 0, ret);1389	/* Cannot add the same field twice */1390	ret = vcap_rule_add_key_bit(rule, VCAP_KF_ETYPE_LEN_IS, VCAP_BIT_1);1391	KUNIT_EXPECT_EQ(test, -EINVAL, ret);1392	ret = vcap_rule_add_key_bit(rule, VCAP_KF_IF_IGR_PORT_MASK_L3,1393				    VCAP_BIT_ANY);1394	KUNIT_EXPECT_EQ(test, 0, ret);1395	ret = vcap_rule_add_key_u32(rule, VCAP_KF_IF_IGR_PORT_MASK_RNG,1396				    port_mask_rng_value, port_mask_rng_mask);1397	KUNIT_EXPECT_EQ(test, 0, ret);1398	ret = vcap_rule_add_key_u32(rule, VCAP_KF_IF_IGR_PORT_MASK,1399				    igr_port_mask_value, igr_port_mask_mask);1400	KUNIT_EXPECT_EQ(test, 0, ret);1401 1402	/* Add rule actions */1403	ret = vcap_rule_add_action_bit(rule, VCAP_AF_POLICE_ENA, VCAP_BIT_1);1404	KUNIT_EXPECT_EQ(test, 0, ret);1405	ret = vcap_rule_add_action_u32(rule, VCAP_AF_CNT_ID, id);1406	KUNIT_EXPECT_EQ(test, 0, ret);1407	ret = vcap_rule_add_action_u32(rule, VCAP_AF_MATCH_ID, 1);1408	KUNIT_EXPECT_EQ(test, 0, ret);1409	ret = vcap_rule_add_action_u32(rule, VCAP_AF_MATCH_ID_MASK, 1);1410	KUNIT_EXPECT_EQ(test, 0, ret);1411 1412	/* For now the actionset is hardcoded */1413	ret = vcap_set_rule_set_actionset(rule, VCAP_AFS_BASE_TYPE);1414	KUNIT_EXPECT_EQ(test, 0, ret);1415 1416	/* Validation with validate keyset callback */1417	ret = vcap_val_rule(rule, ETH_P_ALL);1418	KUNIT_EXPECT_EQ(test, 0, ret);1419	KUNIT_EXPECT_EQ(test, VCAP_KFS_MAC_ETYPE, rule->keyset);1420	KUNIT_EXPECT_EQ(test, VCAP_AFS_BASE_TYPE, rule->actionset);1421	KUNIT_EXPECT_EQ(test, 6, ri->size);1422	KUNIT_EXPECT_EQ(test, 2, ri->keyset_sw_regs);1423	KUNIT_EXPECT_EQ(test, 4, ri->actionset_sw_regs);1424 1425	/* Enable lookup, so the rule will be written */1426	ret = vcap_enable_lookups(&test_vctrl, &test_netdev, 0,1427				  rule->vcap_chain_id, rule->cookie, true);1428	KUNIT_EXPECT_EQ(test, 0, ret);1429 1430	/* Add rule with write callback */1431	ret = vcap_add_rule(rule);1432	KUNIT_EXPECT_EQ(test, 0, ret);1433	KUNIT_EXPECT_EQ(test, 792, is2_admin.last_used_addr);1434	for (idx = 0; idx < ARRAY_SIZE(expwriteaddr); ++idx)1435		KUNIT_EXPECT_EQ(test, expwriteaddr[idx], test_updateaddr[idx]);1436 1437	/* Check that the rule has been added */1438	ret = list_empty(&is2_admin.rules);1439	KUNIT_EXPECT_EQ(test, false, ret);1440	KUNIT_EXPECT_EQ(test, 0, ret);1441 1442	vcap_enable_lookups(&test_vctrl, &test_netdev, 0, 0,1443			    rule->cookie, false);1444 1445	ret = vcap_del_rule(&test_vctrl, &test_netdev, id);1446	KUNIT_EXPECT_EQ(test, 0, ret);1447 1448	vcap_free_rule(rule);1449}1450 1451static void vcap_api_set_rule_counter_test(struct kunit *test)1452{1453	struct vcap_admin is2_admin = {1454		.cache = {1455			.counter = 100,1456			.sticky = true,1457		},1458	};1459	struct vcap_rule_internal ri = {1460		.data = {1461			.id = 1001,1462		},1463		.addr = 600,1464		.admin = &is2_admin,1465		.counter_id = 1002,1466		.vctrl = &test_vctrl,1467	};1468	struct vcap_rule_internal ri2 = {1469		.data = {1470			.id = 2001,1471		},1472		.addr = 700,1473		.admin = &is2_admin,1474		.counter_id = 2002,1475		.vctrl = &test_vctrl,1476	};1477	struct vcap_counter ctr = { .value = 0, .sticky = false};1478	struct vcap_counter ctr2 = { .value = 101, .sticky = true};1479	int ret;1480 1481	vcap_test_api_init(&is2_admin);1482	list_add_tail(&ri.list, &is2_admin.rules);1483	list_add_tail(&ri2.list, &is2_admin.rules);1484 1485	pr_info("%s:%d\n", __func__, __LINE__);1486	ret = vcap_rule_set_counter(&ri.data, &ctr);1487	pr_info("%s:%d\n", __func__, __LINE__);1488	KUNIT_EXPECT_EQ(test, 0, ret);1489 1490	KUNIT_EXPECT_EQ(test, 1002, test_hw_counter_id);1491	KUNIT_EXPECT_EQ(test, 0, test_hw_cache.counter);1492	KUNIT_EXPECT_EQ(test, false, test_hw_cache.sticky);1493	KUNIT_EXPECT_EQ(test, 600, test_updateaddr[0]);1494 1495	ret = vcap_rule_set_counter(&ri2.data, &ctr2);1496	KUNIT_EXPECT_EQ(test, 0, ret);1497 1498	KUNIT_EXPECT_EQ(test, 2002, test_hw_counter_id);1499	KUNIT_EXPECT_EQ(test, 101, test_hw_cache.counter);1500	KUNIT_EXPECT_EQ(test, true, test_hw_cache.sticky);1501	KUNIT_EXPECT_EQ(test, 700, test_updateaddr[1]);1502}1503 1504static void vcap_api_get_rule_counter_test(struct kunit *test)1505{1506	struct vcap_admin is2_admin = {1507		.cache = {1508			.counter = 100,1509			.sticky = true,1510		},1511	};1512	struct vcap_rule_internal ri = {1513		.data = {1514			.id = 1010,1515		},1516		.addr = 400,1517		.admin = &is2_admin,1518		.counter_id = 1011,1519		.vctrl = &test_vctrl,1520	};1521	struct vcap_rule_internal ri2 = {1522		.data = {1523			.id = 2011,1524		},1525		.addr = 300,1526		.admin = &is2_admin,1527		.counter_id = 2012,1528		.vctrl = &test_vctrl,1529	};1530	struct vcap_counter ctr = {};1531	struct vcap_counter ctr2 = {};1532	int ret;1533 1534	vcap_test_api_init(&is2_admin);1535	test_hw_cache.counter = 55;1536	test_hw_cache.sticky = true;1537 1538	list_add_tail(&ri.list, &is2_admin.rules);1539	list_add_tail(&ri2.list, &is2_admin.rules);1540 1541	ret = vcap_rule_get_counter(&ri.data, &ctr);1542	KUNIT_EXPECT_EQ(test, 0, ret);1543 1544	KUNIT_EXPECT_EQ(test, 1011, test_hw_counter_id);1545	KUNIT_EXPECT_EQ(test, 55, ctr.value);1546	KUNIT_EXPECT_EQ(test, true, ctr.sticky);1547	KUNIT_EXPECT_EQ(test, 400, test_updateaddr[0]);1548 1549	test_hw_cache.counter = 22;1550	test_hw_cache.sticky = false;1551 1552	ret = vcap_rule_get_counter(&ri2.data, &ctr2);1553	KUNIT_EXPECT_EQ(test, 0, ret);1554 1555	KUNIT_EXPECT_EQ(test, 2012, test_hw_counter_id);1556	KUNIT_EXPECT_EQ(test, 22, ctr2.value);1557	KUNIT_EXPECT_EQ(test, false, ctr2.sticky);1558	KUNIT_EXPECT_EQ(test, 300, test_updateaddr[1]);1559}1560 1561static void vcap_api_rule_insert_in_order_test(struct kunit *test)1562{1563	/* Data used by VCAP Library callback */1564	static u32 keydata[32] = {};1565	static u32 mskdata[32] = {};1566	static u32 actdata[32] = {};1567 1568	struct vcap_admin admin = {1569		.vtype = VCAP_TYPE_IS0,1570		.first_cid = 10000,1571		.last_cid = 19999,1572		.lookups = 4,1573		.last_valid_addr = 3071,1574		.first_valid_addr = 0,1575		.last_used_addr = 800,1576		.cache = {1577			.keystream = keydata,1578			.maskstream = mskdata,1579			.actionstream = actdata,1580		},1581	};1582 1583	vcap_test_api_init(&admin);1584 1585	/* Create rules with different sizes and check that they are placed1586	 * at the correct address in the VCAP according to size1587	 */1588	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 10, 500, 12, 780);1589	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 20, 400, 6, 774);1590	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 30, 300, 3, 771);1591	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 40, 200, 2, 768);1592 1593	vcap_del_rule(&test_vctrl, &test_netdev, 200);1594	vcap_del_rule(&test_vctrl, &test_netdev, 300);1595	vcap_del_rule(&test_vctrl, &test_netdev, 400);1596	vcap_del_rule(&test_vctrl, &test_netdev, 500);1597}1598 1599static void vcap_api_rule_insert_reverse_order_test(struct kunit *test)1600{1601	/* Data used by VCAP Library callback */1602	static u32 keydata[32] = {};1603	static u32 mskdata[32] = {};1604	static u32 actdata[32] = {};1605 1606	struct vcap_admin admin = {1607		.vtype = VCAP_TYPE_IS0,1608		.first_cid = 10000,1609		.last_cid = 19999,1610		.lookups = 4,1611		.last_valid_addr = 3071,1612		.first_valid_addr = 0,1613		.last_used_addr = 800,1614		.cache = {1615			.keystream = keydata,1616			.maskstream = mskdata,1617			.actionstream = actdata,1618		},1619	};1620	struct vcap_rule_internal *elem;1621	u32 exp_addr[] = {780, 774, 771, 768, 767};1622	int idx;1623 1624	vcap_test_api_init(&admin);1625 1626	/* Create rules with different sizes and check that they are placed1627	 * at the correct address in the VCAP according to size1628	 */1629	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 20, 200, 2, 798);1630	KUNIT_EXPECT_EQ(test, 0, test_move_offset);1631	KUNIT_EXPECT_EQ(test, 0, test_move_count);1632	KUNIT_EXPECT_EQ(test, 0, test_move_addr);1633 1634	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 30, 300, 3, 795);1635	KUNIT_EXPECT_EQ(test, 6, test_move_offset);1636	KUNIT_EXPECT_EQ(test, 3, test_move_count);1637	KUNIT_EXPECT_EQ(test, 798, test_move_addr);1638 1639	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 40, 400, 6, 792);1640	KUNIT_EXPECT_EQ(test, 6, test_move_offset);1641	KUNIT_EXPECT_EQ(test, 6, test_move_count);1642	KUNIT_EXPECT_EQ(test, 792, test_move_addr);1643 1644	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 50, 500, 12, 780);1645	KUNIT_EXPECT_EQ(test, 18, test_move_offset);1646	KUNIT_EXPECT_EQ(test, 12, test_move_count);1647	KUNIT_EXPECT_EQ(test, 786, test_move_addr);1648 1649	idx = 0;1650	list_for_each_entry(elem, &admin.rules, list) {1651		KUNIT_EXPECT_EQ(test, exp_addr[idx], elem->addr);1652		++idx;1653	}1654	KUNIT_EXPECT_EQ(test, 768, admin.last_used_addr);1655 1656	vcap_del_rule(&test_vctrl, &test_netdev, 500);1657	vcap_del_rule(&test_vctrl, &test_netdev, 400);1658	vcap_del_rule(&test_vctrl, &test_netdev, 300);1659	vcap_del_rule(&test_vctrl, &test_netdev, 200);1660}1661 1662static void vcap_api_rule_remove_at_end_test(struct kunit *test)1663{1664	/* Data used by VCAP Library callback */1665	static u32 keydata[32] = {};1666	static u32 mskdata[32] = {};1667	static u32 actdata[32] = {};1668 1669	struct vcap_admin admin = {1670		.vtype = VCAP_TYPE_IS0,1671		.first_cid = 10000,1672		.last_cid = 19999,1673		.lookups = 4,1674		.last_valid_addr = 3071,1675		.first_valid_addr = 0,1676		.last_used_addr = 800,1677		.cache = {1678			.keystream = keydata,1679			.maskstream = mskdata,1680			.actionstream = actdata,1681		},1682	};1683	int ret;1684 1685	vcap_test_api_init(&admin);1686	test_init_rule_deletion();1687 1688	/* Create rules with different sizes and check that they are placed1689	 * at the correct address in the VCAP according to size1690	 */1691	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 10, 500, 12, 780);1692	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 20, 400, 6, 774);1693	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 30, 300, 3, 771);1694	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 40, 200, 2, 768);1695 1696	/* Remove rules again from the end */1697	ret = vcap_del_rule(&test_vctrl, &test_netdev, 200);1698	KUNIT_EXPECT_EQ(test, 0, ret);1699	KUNIT_EXPECT_EQ(test, 0, test_move_addr);1700	KUNIT_EXPECT_EQ(test, 0, test_move_offset);1701	KUNIT_EXPECT_EQ(test, 0, test_move_count);1702	KUNIT_EXPECT_EQ(test, 768, test_init_start);1703	KUNIT_EXPECT_EQ(test, 2, test_init_count);1704	KUNIT_EXPECT_EQ(test, 771, admin.last_used_addr);1705 1706	ret = vcap_del_rule(&test_vctrl, &test_netdev, 300);1707	KUNIT_EXPECT_EQ(test, ret, 0);1708	KUNIT_EXPECT_EQ(test, 0, test_move_addr);1709	KUNIT_EXPECT_EQ(test, 0, test_move_offset);1710	KUNIT_EXPECT_EQ(test, 0, test_move_count);1711	KUNIT_EXPECT_EQ(test, 771, test_init_start);1712	KUNIT_EXPECT_EQ(test, 3, test_init_count);1713	KUNIT_EXPECT_EQ(test, 774, admin.last_used_addr);1714 1715	ret = vcap_del_rule(&test_vctrl, &test_netdev, 400);1716	KUNIT_EXPECT_EQ(test, ret, 0);1717	KUNIT_EXPECT_EQ(test, 0, test_move_addr);1718	KUNIT_EXPECT_EQ(test, 0, test_move_offset);1719	KUNIT_EXPECT_EQ(test, 0, test_move_count);1720	KUNIT_EXPECT_EQ(test, 774, test_init_start);1721	KUNIT_EXPECT_EQ(test, 6, test_init_count);1722	KUNIT_EXPECT_EQ(test, 780, admin.last_used_addr);1723 1724	ret = vcap_del_rule(&test_vctrl, &test_netdev, 500);1725	KUNIT_EXPECT_EQ(test, ret, 0);1726	KUNIT_EXPECT_EQ(test, 0, test_move_addr);1727	KUNIT_EXPECT_EQ(test, 0, test_move_offset);1728	KUNIT_EXPECT_EQ(test, 0, test_move_count);1729	KUNIT_EXPECT_EQ(test, 780, test_init_start);1730	KUNIT_EXPECT_EQ(test, 12, test_init_count);1731	KUNIT_EXPECT_EQ(test, 3072, admin.last_used_addr);1732}1733 1734static void vcap_api_rule_remove_in_middle_test(struct kunit *test)1735{1736	/* Data used by VCAP Library callback */1737	static u32 keydata[32] = {};1738	static u32 mskdata[32] = {};1739	static u32 actdata[32] = {};1740 1741	struct vcap_admin admin = {1742		.vtype = VCAP_TYPE_IS0,1743		.first_cid = 10000,1744		.last_cid = 19999,1745		.lookups = 4,1746		.first_valid_addr = 0,1747		.last_used_addr = 800,1748		.last_valid_addr = 800 - 1,1749		.cache = {1750			.keystream = keydata,1751			.maskstream = mskdata,1752			.actionstream = actdata,1753		},1754	};1755	int ret;1756 1757	vcap_test_api_init(&admin);1758 1759	/* Create rules with different sizes and check that they are placed1760	 * at the correct address in the VCAP according to size1761	 */1762	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 10, 500, 12, 780);1763	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 20, 400, 6, 774);1764	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 30, 300, 3, 771);1765	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 40, 200, 2, 768);1766 1767	/* Remove rules in the middle */1768	test_init_rule_deletion();1769	ret = vcap_del_rule(&test_vctrl, &test_netdev, 400);1770	KUNIT_EXPECT_EQ(test, 0, ret);1771	KUNIT_EXPECT_EQ(test, 768, test_move_addr);1772	KUNIT_EXPECT_EQ(test, -6, test_move_offset);1773	KUNIT_EXPECT_EQ(test, 6, test_move_count);1774	KUNIT_EXPECT_EQ(test, 768, test_init_start);1775	KUNIT_EXPECT_EQ(test, 6, test_init_count);1776	KUNIT_EXPECT_EQ(test, 774, admin.last_used_addr);1777 1778	test_init_rule_deletion();1779	ret = vcap_del_rule(&test_vctrl, &test_netdev, 300);1780	KUNIT_EXPECT_EQ(test, 0, ret);1781	KUNIT_EXPECT_EQ(test, 774, test_move_addr);1782	KUNIT_EXPECT_EQ(test, -4, test_move_offset);1783	KUNIT_EXPECT_EQ(test, 2, test_move_count);1784	KUNIT_EXPECT_EQ(test, 774, test_init_start);1785	KUNIT_EXPECT_EQ(test, 4, test_init_count);1786	KUNIT_EXPECT_EQ(test, 778, admin.last_used_addr);1787 1788	test_init_rule_deletion();1789	ret = vcap_del_rule(&test_vctrl, &test_netdev, 500);1790	KUNIT_EXPECT_EQ(test, 0, ret);1791	KUNIT_EXPECT_EQ(test, 778, test_move_addr);1792	KUNIT_EXPECT_EQ(test, -20, test_move_offset);1793	KUNIT_EXPECT_EQ(test, 2, test_move_count);1794	KUNIT_EXPECT_EQ(test, 778, test_init_start);1795	KUNIT_EXPECT_EQ(test, 20, test_init_count);1796	KUNIT_EXPECT_EQ(test, 798, admin.last_used_addr);1797 1798	test_init_rule_deletion();1799	ret = vcap_del_rule(&test_vctrl, &test_netdev, 200);1800	KUNIT_EXPECT_EQ(test, 0, ret);1801	KUNIT_EXPECT_EQ(test, 0, test_move_addr);1802	KUNIT_EXPECT_EQ(test, 0, test_move_offset);1803	KUNIT_EXPECT_EQ(test, 0, test_move_count);1804	KUNIT_EXPECT_EQ(test, 798, test_init_start);1805	KUNIT_EXPECT_EQ(test, 2, test_init_count);1806	KUNIT_EXPECT_EQ(test, 800, admin.last_used_addr);1807}1808 1809static void vcap_api_rule_remove_in_front_test(struct kunit *test)1810{1811	/* Data used by VCAP Library callback */1812	static u32 keydata[32] = {};1813	static u32 mskdata[32] = {};1814	static u32 actdata[32] = {};1815 1816	struct vcap_admin admin = {1817		.vtype = VCAP_TYPE_IS0,1818		.first_cid = 10000,1819		.last_cid = 19999,1820		.lookups = 4,1821		.first_valid_addr = 0,1822		.last_used_addr = 800,1823		.last_valid_addr = 800 - 1,1824		.cache = {1825			.keystream = keydata,1826			.maskstream = mskdata,1827			.actionstream = actdata,1828		},1829	};1830	int ret;1831 1832	vcap_test_api_init(&admin);1833 1834	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 10, 500, 12, 780);1835	KUNIT_EXPECT_EQ(test, 780, admin.last_used_addr);1836 1837	test_init_rule_deletion();1838	ret = vcap_del_rule(&test_vctrl, &test_netdev, 500);1839	KUNIT_EXPECT_EQ(test, 0, ret);1840	KUNIT_EXPECT_EQ(test, 0, test_move_addr);1841	KUNIT_EXPECT_EQ(test, 0, test_move_offset);1842	KUNIT_EXPECT_EQ(test, 0, test_move_count);1843	KUNIT_EXPECT_EQ(test, 780, test_init_start);1844	KUNIT_EXPECT_EQ(test, 12, test_init_count);1845	KUNIT_EXPECT_EQ(test, 800, admin.last_used_addr);1846 1847	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 20, 400, 6, 792);1848	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 30, 300, 3, 789);1849	test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 40, 200, 2, 786);1850 1851	test_init_rule_deletion();1852	ret = vcap_del_rule(&test_vctrl, &test_netdev, 400);1853	KUNIT_EXPECT_EQ(test, 0, ret);1854	KUNIT_EXPECT_EQ(test, 786, test_move_addr);1855	KUNIT_EXPECT_EQ(test, -8, test_move_offset);1856	KUNIT_EXPECT_EQ(test, 6, test_move_count);1857	KUNIT_EXPECT_EQ(test, 786, test_init_start);1858	KUNIT_EXPECT_EQ(test, 8, test_init_count);1859	KUNIT_EXPECT_EQ(test, 794, admin.last_used_addr);1860 1861	vcap_del_rule(&test_vctrl, &test_netdev, 200);1862	vcap_del_rule(&test_vctrl, &test_netdev, 300);1863}1864 1865static struct kunit_case vcap_api_rule_remove_test_cases[] = {1866	KUNIT_CASE(vcap_api_rule_remove_at_end_test),1867	KUNIT_CASE(vcap_api_rule_remove_in_middle_test),1868	KUNIT_CASE(vcap_api_rule_remove_in_front_test),1869	{}1870};1871 1872static void vcap_api_next_lookup_basic_test(struct kunit *test)1873{1874	struct vcap_admin admin1 = {1875		.vtype = VCAP_TYPE_IS2,1876		.vinst = 0,1877		.first_cid = 8000000,1878		.last_cid = 8199999,1879		.lookups = 4,1880		.lookups_per_instance = 2,1881	};1882	struct vcap_admin admin2 = {1883		.vtype = VCAP_TYPE_IS2,1884		.vinst = 1,1885		.first_cid = 8200000,1886		.last_cid = 8399999,1887		.lookups = 4,1888		.lookups_per_instance = 2,1889	};1890	bool ret;1891 1892	vcap_test_api_init(&admin1);1893	list_add_tail(&admin2.list, &test_vctrl.list);1894 1895	ret = vcap_is_next_lookup(&test_vctrl, 8000000, 1001000);1896	KUNIT_EXPECT_EQ(test, false, ret);1897	ret = vcap_is_next_lookup(&test_vctrl, 8000000, 8001000);1898	KUNIT_EXPECT_EQ(test, false, ret);1899	ret = vcap_is_next_lookup(&test_vctrl, 8000000, 8101000);1900	KUNIT_EXPECT_EQ(test, true, ret);1901 1902	ret = vcap_is_next_lookup(&test_vctrl, 8100000, 8101000);1903	KUNIT_EXPECT_EQ(test, false, ret);1904	ret = vcap_is_next_lookup(&test_vctrl, 8100000, 8201000);1905	KUNIT_EXPECT_EQ(test, true, ret);1906 1907	ret = vcap_is_next_lookup(&test_vctrl, 8200000, 8201000);1908	KUNIT_EXPECT_EQ(test, false, ret);1909	ret = vcap_is_next_lookup(&test_vctrl, 8200000, 8301000);1910	KUNIT_EXPECT_EQ(test, true, ret);1911 1912	ret = vcap_is_next_lookup(&test_vctrl, 8300000, 8301000);1913	KUNIT_EXPECT_EQ(test, false, ret);1914	ret = vcap_is_next_lookup(&test_vctrl, 8300000, 8401000);1915	KUNIT_EXPECT_EQ(test, false, ret);1916}1917 1918static void vcap_api_next_lookup_advanced_test(struct kunit *test)1919{1920	struct vcap_admin admin[] = {1921	{1922		.vtype = VCAP_TYPE_IS0,1923		.vinst = 0,1924		.first_cid = 1000000,1925		.last_cid =  1199999,1926		.lookups = 6,1927		.lookups_per_instance = 2,1928	}, {1929		.vtype = VCAP_TYPE_IS0,1930		.vinst = 1,1931		.first_cid = 1200000,1932		.last_cid =  1399999,1933		.lookups = 6,1934		.lookups_per_instance = 2,1935	}, {1936		.vtype = VCAP_TYPE_IS0,1937		.vinst = 2,1938		.first_cid = 1400000,1939		.last_cid =  1599999,1940		.lookups = 6,1941		.lookups_per_instance = 2,1942	}, {1943		.vtype = VCAP_TYPE_IS2,1944		.vinst = 0,1945		.first_cid = 8000000,1946		.last_cid = 8199999,1947		.lookups = 4,1948		.lookups_per_instance = 2,1949	}, {1950		.vtype = VCAP_TYPE_IS2,1951		.vinst = 1,1952		.first_cid = 8200000,1953		.last_cid = 8399999,1954		.lookups = 4,1955		.lookups_per_instance = 2,1956	}1957	};1958	bool ret;1959 1960	vcap_test_api_init(&admin[0]);1961	list_add_tail(&admin[1].list, &test_vctrl.list);1962	list_add_tail(&admin[2].list, &test_vctrl.list);1963	list_add_tail(&admin[3].list, &test_vctrl.list);1964	list_add_tail(&admin[4].list, &test_vctrl.list);1965 1966	ret = vcap_is_next_lookup(&test_vctrl, 1000000, 1001000);1967	KUNIT_EXPECT_EQ(test, false, ret);1968	ret = vcap_is_next_lookup(&test_vctrl, 1000000, 1101000);1969	KUNIT_EXPECT_EQ(test, true, ret);1970 1971	ret = vcap_is_next_lookup(&test_vctrl, 1100000, 1201000);1972	KUNIT_EXPECT_EQ(test, true, ret);1973	ret = vcap_is_next_lookup(&test_vctrl, 1100000, 1301000);1974	KUNIT_EXPECT_EQ(test, true, ret);1975	ret = vcap_is_next_lookup(&test_vctrl, 1100000, 8101000);1976	KUNIT_EXPECT_EQ(test, true, ret);1977	ret = vcap_is_next_lookup(&test_vctrl, 1300000, 1401000);1978	KUNIT_EXPECT_EQ(test, true, ret);1979	ret = vcap_is_next_lookup(&test_vctrl, 1400000, 1501000);1980	KUNIT_EXPECT_EQ(test, true, ret);1981	ret = vcap_is_next_lookup(&test_vctrl, 1500000, 8001000);1982	KUNIT_EXPECT_EQ(test, true, ret);1983 1984	ret = vcap_is_next_lookup(&test_vctrl, 8000000, 8001000);1985	KUNIT_EXPECT_EQ(test, false, ret);1986	ret = vcap_is_next_lookup(&test_vctrl, 8000000, 8101000);1987	KUNIT_EXPECT_EQ(test, true, ret);1988 1989	ret = vcap_is_next_lookup(&test_vctrl, 8300000, 8301000);1990	KUNIT_EXPECT_EQ(test, false, ret);1991	ret = vcap_is_next_lookup(&test_vctrl, 8300000, 8401000);1992	KUNIT_EXPECT_EQ(test, false, ret);1993}1994 1995static void vcap_api_filter_unsupported_keys_test(struct kunit *test)1996{1997	struct vcap_admin admin = {1998		.vtype = VCAP_TYPE_IS2,1999	};2000	struct vcap_rule_internal ri = {2001		.admin = &admin,2002		.vctrl = &test_vctrl,2003		.data.keyset = VCAP_KFS_MAC_ETYPE,2004	};2005	enum vcap_key_field keylist[] = {2006		VCAP_KF_TYPE,2007		VCAP_KF_LOOKUP_FIRST_IS,2008		VCAP_KF_ARP_ADDR_SPACE_OK_IS,  /* arp keys are not in keyset */2009		VCAP_KF_ARP_PROTO_SPACE_OK_IS,2010		VCAP_KF_ARP_LEN_OK_IS,2011		VCAP_KF_ARP_TGT_MATCH_IS,2012		VCAP_KF_ARP_SENDER_MATCH_IS,2013		VCAP_KF_ARP_OPCODE_UNKNOWN_IS,2014		VCAP_KF_ARP_OPCODE,2015		VCAP_KF_8021Q_DEI_CLS,2016		VCAP_KF_8021Q_PCP_CLS,2017		VCAP_KF_8021Q_VID_CLS,2018		VCAP_KF_L2_MC_IS,2019		VCAP_KF_L2_BC_IS,2020	};2021	enum vcap_key_field expected[] = {2022		VCAP_KF_TYPE,2023		VCAP_KF_LOOKUP_FIRST_IS,2024		VCAP_KF_8021Q_DEI_CLS,2025		VCAP_KF_8021Q_PCP_CLS,2026		VCAP_KF_8021Q_VID_CLS,2027		VCAP_KF_L2_MC_IS,2028		VCAP_KF_L2_BC_IS,2029	};2030	struct vcap_client_keyfield *ckf, *next;2031	bool ret;2032	int idx;2033 2034	/* Add all keys to the rule */2035	INIT_LIST_HEAD(&ri.data.keyfields);2036	for (idx = 0; idx < ARRAY_SIZE(keylist); idx++) {2037		ckf = kzalloc(sizeof(*ckf), GFP_KERNEL);2038		if (ckf) {2039			ckf->ctrl.key = keylist[idx];2040			list_add_tail(&ckf->ctrl.list, &ri.data.keyfields);2041		}2042	}2043 2044	KUNIT_EXPECT_EQ(test, 14, ARRAY_SIZE(keylist));2045 2046	/* Drop unsupported keys from the rule */2047	ret = vcap_filter_rule_keys(&ri.data, NULL, 0, true);2048 2049	KUNIT_EXPECT_EQ(test, 0, ret);2050 2051	/* Check remaining keys in the rule */2052	idx = 0;2053	list_for_each_entry_safe(ckf, next, &ri.data.keyfields, ctrl.list) {2054		KUNIT_EXPECT_EQ(test, expected[idx], ckf->ctrl.key);2055		list_del(&ckf->ctrl.list);2056		kfree(ckf);2057		++idx;2058	}2059	KUNIT_EXPECT_EQ(test, 7, idx);2060}2061 2062static void vcap_api_filter_keylist_test(struct kunit *test)2063{2064	struct vcap_admin admin = {2065		.vtype = VCAP_TYPE_IS0,2066	};2067	struct vcap_rule_internal ri = {2068		.admin = &admin,2069		.vctrl = &test_vctrl,2070		.data.keyset = VCAP_KFS_NORMAL_7TUPLE,2071	};2072	enum vcap_key_field keylist[] = {2073		VCAP_KF_TYPE,2074		VCAP_KF_LOOKUP_FIRST_IS,2075		VCAP_KF_LOOKUP_GEN_IDX_SEL,2076		VCAP_KF_LOOKUP_GEN_IDX,2077		VCAP_KF_IF_IGR_PORT_MASK_SEL,2078		VCAP_KF_IF_IGR_PORT_MASK,2079		VCAP_KF_L2_MC_IS,2080		VCAP_KF_L2_BC_IS,2081		VCAP_KF_8021Q_VLAN_TAGS,2082		VCAP_KF_8021Q_TPID0,2083		VCAP_KF_8021Q_PCP0,2084		VCAP_KF_8021Q_DEI0,2085		VCAP_KF_8021Q_VID0,2086		VCAP_KF_8021Q_TPID1,2087		VCAP_KF_8021Q_PCP1,2088		VCAP_KF_8021Q_DEI1,2089		VCAP_KF_8021Q_VID1,2090		VCAP_KF_8021Q_TPID2,2091		VCAP_KF_8021Q_PCP2,2092		VCAP_KF_8021Q_DEI2,2093		VCAP_KF_8021Q_VID2,2094		VCAP_KF_L2_DMAC,2095		VCAP_KF_L2_SMAC,2096		VCAP_KF_IP_MC_IS,2097		VCAP_KF_ETYPE_LEN_IS,2098		VCAP_KF_ETYPE,2099		VCAP_KF_IP_SNAP_IS,2100		VCAP_KF_IP4_IS,2101		VCAP_KF_L3_FRAGMENT_TYPE,2102		VCAP_KF_L3_FRAG_INVLD_L4_LEN,2103		VCAP_KF_L3_OPTIONS_IS,2104		VCAP_KF_L3_DSCP,2105		VCAP_KF_L3_IP6_DIP,2106		VCAP_KF_L3_IP6_SIP,2107		VCAP_KF_TCP_UDP_IS,2108		VCAP_KF_TCP_IS,2109		VCAP_KF_L4_SPORT,2110		VCAP_KF_L4_RNG,2111	};2112	enum vcap_key_field droplist[] = {2113		VCAP_KF_8021Q_TPID1,2114		VCAP_KF_8021Q_PCP1,2115		VCAP_KF_8021Q_DEI1,2116		VCAP_KF_8021Q_VID1,2117		VCAP_KF_8021Q_TPID2,2118		VCAP_KF_8021Q_PCP2,2119		VCAP_KF_8021Q_DEI2,2120		VCAP_KF_8021Q_VID2,2121		VCAP_KF_L3_IP6_DIP,2122		VCAP_KF_L3_IP6_SIP,2123		VCAP_KF_L4_SPORT,2124		VCAP_KF_L4_RNG,2125	};2126	enum vcap_key_field expected[] = {2127		VCAP_KF_TYPE,2128		VCAP_KF_LOOKUP_FIRST_IS,2129		VCAP_KF_LOOKUP_GEN_IDX_SEL,2130		VCAP_KF_LOOKUP_GEN_IDX,2131		VCAP_KF_IF_IGR_PORT_MASK_SEL,2132		VCAP_KF_IF_IGR_PORT_MASK,2133		VCAP_KF_L2_MC_IS,2134		VCAP_KF_L2_BC_IS,2135		VCAP_KF_8021Q_VLAN_TAGS,2136		VCAP_KF_8021Q_TPID0,2137		VCAP_KF_8021Q_PCP0,2138		VCAP_KF_8021Q_DEI0,2139		VCAP_KF_8021Q_VID0,2140		VCAP_KF_L2_DMAC,2141		VCAP_KF_L2_SMAC,2142		VCAP_KF_IP_MC_IS,2143		VCAP_KF_ETYPE_LEN_IS,2144		VCAP_KF_ETYPE,2145		VCAP_KF_IP_SNAP_IS,2146		VCAP_KF_IP4_IS,2147		VCAP_KF_L3_FRAGMENT_TYPE,2148		VCAP_KF_L3_FRAG_INVLD_L4_LEN,2149		VCAP_KF_L3_OPTIONS_IS,2150		VCAP_KF_L3_DSCP,2151		VCAP_KF_TCP_UDP_IS,2152		VCAP_KF_TCP_IS,2153	};2154	struct vcap_client_keyfield *ckf, *next;2155	bool ret;2156	int idx;2157 2158	/* Add all keys to the rule */2159	INIT_LIST_HEAD(&ri.data.keyfields);2160	for (idx = 0; idx < ARRAY_SIZE(keylist); idx++) {2161		ckf = kzalloc(sizeof(*ckf), GFP_KERNEL);2162		if (ckf) {2163			ckf->ctrl.key = keylist[idx];2164			list_add_tail(&ckf->ctrl.list, &ri.data.keyfields);2165		}2166	}2167 2168	KUNIT_EXPECT_EQ(test, 38, ARRAY_SIZE(keylist));2169 2170	/* Drop listed keys from the rule */2171	ret = vcap_filter_rule_keys(&ri.data, droplist, ARRAY_SIZE(droplist),2172				    false);2173 2174	KUNIT_EXPECT_EQ(test, 0, ret);2175 2176	/* Check remaining keys in the rule */2177	idx = 0;2178	list_for_each_entry_safe(ckf, next, &ri.data.keyfields, ctrl.list) {2179		KUNIT_EXPECT_EQ(test, expected[idx], ckf->ctrl.key);2180		list_del(&ckf->ctrl.list);2181		kfree(ckf);2182		++idx;2183	}2184	KUNIT_EXPECT_EQ(test, 26, idx);2185}2186 2187static void vcap_api_rule_chain_path_test(struct kunit *test)2188{2189	struct vcap_admin admin1 = {2190		.vtype = VCAP_TYPE_IS0,2191		.vinst = 0,2192		.first_cid = 1000000,2193		.last_cid =  1199999,2194		.lookups = 6,2195		.lookups_per_instance = 2,2196	};2197	struct vcap_enabled_port eport3 = {2198		.ndev = &test_netdev,2199		.cookie = 0x100,2200		.src_cid = 0,2201		.dst_cid = 1000000,2202	};2203	struct vcap_enabled_port eport2 = {2204		.ndev = &test_netdev,2205		.cookie = 0x200,2206		.src_cid = 1000000,2207		.dst_cid = 1100000,2208	};2209	struct vcap_enabled_port eport1 = {2210		.ndev = &test_netdev,2211		.cookie = 0x300,2212		.src_cid = 1100000,2213		.dst_cid = 8000000,2214	};2215	bool ret;2216	int chain;2217 2218	vcap_test_api_init(&admin1);2219	list_add_tail(&eport1.list, &admin1.enabled);2220	list_add_tail(&eport2.list, &admin1.enabled);2221	list_add_tail(&eport3.list, &admin1.enabled);2222 2223	ret = vcap_path_exist(&test_vctrl, &test_netdev, 1000000);2224	KUNIT_EXPECT_EQ(test, true, ret);2225 2226	ret = vcap_path_exist(&test_vctrl, &test_netdev, 1100000);2227	KUNIT_EXPECT_EQ(test, true, ret);2228 2229	ret = vcap_path_exist(&test_vctrl, &test_netdev, 1200000);2230	KUNIT_EXPECT_EQ(test, false, ret);2231 2232	chain = vcap_get_next_chain(&test_vctrl, &test_netdev, 0);2233	KUNIT_EXPECT_EQ(test, 1000000, chain);2234 2235	chain = vcap_get_next_chain(&test_vctrl, &test_netdev, 1000000);2236	KUNIT_EXPECT_EQ(test, 1100000, chain);2237 2238	chain = vcap_get_next_chain(&test_vctrl, &test_netdev, 1100000);2239	KUNIT_EXPECT_EQ(test, 8000000, chain);2240}2241 2242static struct kunit_case vcap_api_rule_enable_test_cases[] = {2243	KUNIT_CASE(vcap_api_rule_chain_path_test),2244	{}2245};2246 2247static struct kunit_suite vcap_api_rule_enable_test_suite = {2248	.name = "VCAP_API_Rule_Enable_Testsuite",2249	.test_cases = vcap_api_rule_enable_test_cases,2250};2251 2252static struct kunit_suite vcap_api_rule_remove_test_suite = {2253	.name = "VCAP_API_Rule_Remove_Testsuite",2254	.test_cases = vcap_api_rule_remove_test_cases,2255};2256 2257static struct kunit_case vcap_api_rule_insert_test_cases[] = {2258	KUNIT_CASE(vcap_api_rule_insert_in_order_test),2259	KUNIT_CASE(vcap_api_rule_insert_reverse_order_test),2260	{}2261};2262 2263static struct kunit_suite vcap_api_rule_insert_test_suite = {2264	.name = "VCAP_API_Rule_Insert_Testsuite",2265	.test_cases = vcap_api_rule_insert_test_cases,2266};2267 2268static struct kunit_case vcap_api_rule_counter_test_cases[] = {2269	KUNIT_CASE(vcap_api_set_rule_counter_test),2270	KUNIT_CASE(vcap_api_get_rule_counter_test),2271	{}2272};2273 2274static struct kunit_suite vcap_api_rule_counter_test_suite = {2275	.name = "VCAP_API_Rule_Counter_Testsuite",2276	.test_cases = vcap_api_rule_counter_test_cases,2277};2278 2279static struct kunit_case vcap_api_support_test_cases[] = {2280	KUNIT_CASE(vcap_api_next_lookup_basic_test),2281	KUNIT_CASE(vcap_api_next_lookup_advanced_test),2282	KUNIT_CASE(vcap_api_filter_unsupported_keys_test),2283	KUNIT_CASE(vcap_api_filter_keylist_test),2284	{}2285};2286 2287static struct kunit_suite vcap_api_support_test_suite = {2288	.name = "VCAP_API_Support_Testsuite",2289	.test_cases = vcap_api_support_test_cases,2290};2291 2292static struct kunit_case vcap_api_full_rule_test_cases[] = {2293	KUNIT_CASE(vcap_api_rule_find_keyset_basic_test),2294	KUNIT_CASE(vcap_api_rule_find_keyset_failed_test),2295	KUNIT_CASE(vcap_api_rule_find_keyset_many_test),2296	KUNIT_CASE(vcap_api_encode_rule_test),2297	{}2298};2299 2300static struct kunit_suite vcap_api_full_rule_test_suite = {2301	.name = "VCAP_API_Full_Rule_Testsuite",2302	.test_cases = vcap_api_full_rule_test_cases,2303};2304 2305static struct kunit_case vcap_api_rule_value_test_cases[] = {2306	KUNIT_CASE(vcap_api_rule_add_keyvalue_test),2307	KUNIT_CASE(vcap_api_rule_add_actionvalue_test),2308	{}2309};2310 2311static struct kunit_suite vcap_api_rule_value_test_suite = {2312	.name = "VCAP_API_Rule_Value_Testsuite",2313	.test_cases = vcap_api_rule_value_test_cases,2314};2315 2316static struct kunit_case vcap_api_encoding_test_cases[] = {2317	KUNIT_CASE(vcap_api_set_bit_1_test),2318	KUNIT_CASE(vcap_api_set_bit_0_test),2319	KUNIT_CASE(vcap_api_iterator_init_test),2320	KUNIT_CASE(vcap_api_iterator_next_test),2321	KUNIT_CASE(vcap_api_encode_typegroups_test),2322	KUNIT_CASE(vcap_api_encode_bit_test),2323	KUNIT_CASE(vcap_api_encode_field_test),2324	KUNIT_CASE(vcap_api_encode_short_field_test),2325	KUNIT_CASE(vcap_api_encode_keyfield_test),2326	KUNIT_CASE(vcap_api_encode_max_keyfield_test),2327	KUNIT_CASE(vcap_api_encode_actionfield_test),2328	KUNIT_CASE(vcap_api_keyfield_typegroup_test),2329	KUNIT_CASE(vcap_api_actionfield_typegroup_test),2330	KUNIT_CASE(vcap_api_vcap_keyfields_test),2331	KUNIT_CASE(vcap_api_vcap_actionfields_test),2332	KUNIT_CASE(vcap_api_encode_rule_keyset_test),2333	KUNIT_CASE(vcap_api_encode_rule_actionset_test),2334	{}2335};2336 2337static struct kunit_suite vcap_api_encoding_test_suite = {2338	.name = "VCAP_API_Encoding_Testsuite",2339	.test_cases = vcap_api_encoding_test_cases,2340};2341 2342kunit_test_suite(vcap_api_rule_enable_test_suite);2343kunit_test_suite(vcap_api_rule_remove_test_suite);2344kunit_test_suite(vcap_api_rule_insert_test_suite);2345kunit_test_suite(vcap_api_rule_counter_test_suite);2346kunit_test_suite(vcap_api_support_test_suite);2347kunit_test_suite(vcap_api_full_rule_test_suite);2348kunit_test_suite(vcap_api_rule_value_test_suite);2349kunit_test_suite(vcap_api_encoding_test_suite);2350