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1// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause2/*3 * KUnit tests for the iwlwifi device info table4 *5 * Copyright (C) 2023-2024 Intel Corporation6 */7#include <kunit/test.h>8#include <linux/pci.h>9#include "iwl-drv.h"10#include "iwl-config.h"11 12MODULE_IMPORT_NS(EXPORTED_FOR_KUNIT_TESTING);13 14static void iwl_pci_print_dev_info(const char *pfx, const struct iwl_dev_info *di)15{16 printk(KERN_DEBUG "%sdev=%.4x,subdev=%.4x,mac_type=%.4x,mac_step=%.4x,rf_type=%.4x,cdb=%d,jacket=%d,rf_id=%.2x,no_160=%d,cores=%.2x\n",17 pfx, di->device, di->subdevice, di->mac_type, di->mac_step,18 di->rf_type, di->cdb, di->jacket, di->rf_id, di->no_160,19 di->cores);20}21 22static void devinfo_table_order(struct kunit *test)23{24 int idx;25 26 for (idx = 0; idx < iwl_dev_info_table_size; idx++) {27 const struct iwl_dev_info *di = &iwl_dev_info_table[idx];28 const struct iwl_dev_info *ret;29 30 ret = iwl_pci_find_dev_info(di->device, di->subdevice,31 di->mac_type, di->mac_step,32 di->rf_type, di->cdb,33 di->jacket, di->rf_id,34 di->no_160, di->cores, di->rf_step);35 if (ret != di) {36 iwl_pci_print_dev_info("searched: ", di);37 iwl_pci_print_dev_info("found: ", ret);38 KUNIT_FAIL(test,39 "unusable entry at index %d (found index %d instead)\n",40 idx, (int)(ret - iwl_dev_info_table));41 }42 }43}44 45static void devinfo_pci_ids(struct kunit *test)46{47 struct pci_dev *dev;48 49 dev = kunit_kmalloc(test, sizeof(*dev), GFP_KERNEL);50 KUNIT_ASSERT_NOT_NULL(test, dev);51 52 for (int i = 0; iwl_hw_card_ids[i].vendor; i++) {53 const struct pci_device_id *s, *t;54 55 s = &iwl_hw_card_ids[i];56 dev->vendor = s->vendor;57 dev->device = s->device;58 dev->subsystem_vendor = s->subvendor;59 dev->subsystem_device = s->subdevice;60 dev->class = s->class;61 62 t = pci_match_id(iwl_hw_card_ids, dev);63 KUNIT_EXPECT_PTR_EQ(test, t, s);64 }65}66 67static struct kunit_case devinfo_test_cases[] = {68 KUNIT_CASE(devinfo_table_order),69 KUNIT_CASE(devinfo_pci_ids),70 {}71};72 73static struct kunit_suite iwlwifi_devinfo = {74 .name = "iwlwifi-devinfo",75 .test_cases = devinfo_test_cases,76};77 78kunit_test_suite(iwlwifi_devinfo);79