diff options
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/Kconfig | 9 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/Makefile | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-config.h | 10 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-drv.h | 9 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/pcie/drv.c | 11 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/tests/Makefile | 7 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/tests/devinfo.c | 54 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/tests/module.c | 10 |
8 files changed, 110 insertions, 2 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/Kconfig b/drivers/net/wireless/intel/iwlwifi/Kconfig index 20971304fdef..4b04865fc2c9 100644 --- a/drivers/net/wireless/intel/iwlwifi/Kconfig +++ b/drivers/net/wireless/intel/iwlwifi/Kconfig @@ -46,6 +46,15 @@ config IWLWIFI if IWLWIFI +config IWLWIFI_KUNIT_TESTS + tristate + depends on KUNIT + default KUNIT_ALL_TESTS + help + Enable this option for iwlwifi kunit tests. + + If unsure, say N. + config IWLWIFI_LEDS bool depends on LEDS_CLASS=y || LEDS_CLASS=MAC80211 diff --git a/drivers/net/wireless/intel/iwlwifi/Makefile b/drivers/net/wireless/intel/iwlwifi/Makefile index b983982aee45..3a2a25333d36 100644 --- a/drivers/net/wireless/intel/iwlwifi/Makefile +++ b/drivers/net/wireless/intel/iwlwifi/Makefile @@ -33,4 +33,6 @@ obj-$(CONFIG_IWLDVM) += dvm/ obj-$(CONFIG_IWLMVM) += mvm/ obj-$(CONFIG_IWLMEI) += mei/ +obj-$(CONFIG_IWLWIFI_KUNIT_TESTS) += tests/ + CFLAGS_iwl-devtrace.o := -I$(src) diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-config.h b/drivers/net/wireless/intel/iwlwifi/iwl-config.h index ae6f1cd4d660..b3c6847cccf1 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-config.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-config.h @@ -12,6 +12,7 @@ #include <linux/ieee80211.h> #include <linux/nl80211.h> #include "iwl-csr.h" +#include "iwl-drv.h" enum iwl_device_family { IWL_DEVICE_FAMILY_UNDEFINED, @@ -471,6 +472,15 @@ struct iwl_dev_info { const char *name; }; +#if IS_ENABLED(CONFIG_IWLWIFI_KUNIT_TESTS) +extern const struct iwl_dev_info iwl_dev_info_table[]; +extern const unsigned int iwl_dev_info_table_size; +const struct iwl_dev_info * +iwl_pci_find_dev_info(u16 device, u16 subsystem_device, + u16 mac_type, u8 mac_step, u16 rf_type, u8 cdb, + u8 jacket, u8 rf_id, u8 no_160, u8 cores, u8 rf_step); +#endif + /* * This list declares the config structures for all devices. */ diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.h b/drivers/net/wireless/intel/iwlwifi/iwl-drv.h index 3d1a27ba35c6..6a1d31892417 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.h @@ -6,6 +6,7 @@ #ifndef __iwl_drv_h__ #define __iwl_drv_h__ #include <linux/export.h> +#include <kunit/visibility.h> /* for all modules */ #define DRV_NAME "iwlwifi" @@ -89,6 +90,14 @@ void iwl_drv_stop(struct iwl_drv *drv); #define IWL_EXPORT_SYMBOL(sym) #endif +#if IS_ENABLED(CONFIG_IWLWIFI_KUNIT_TESTS) +#define EXPORT_SYMBOL_IF_IWLWIFI_KUNIT(sym) EXPORT_SYMBOL_IF_KUNIT(sym) +#define VISIBLE_IF_IWLWIFI_KUNIT +#else +#define EXPORT_SYMBOL_IF_IWLWIFI_KUNIT(sym) +#define VISIBLE_IF_IWLWIFI_KUNIT static +#endif + /* max retry for init flow */ #define IWL_MAX_INIT_RETRY 2 diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c index 2c9b98c8184b..cbae9503f4ba 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c @@ -526,7 +526,7 @@ MODULE_DEVICE_TABLE(pci, iwl_hw_card_ids); IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, \ IWL_CFG_ANY, _cfg, _name) -static const struct iwl_dev_info iwl_dev_info_table[] = { +VISIBLE_IF_IWLWIFI_KUNIT const struct iwl_dev_info iwl_dev_info_table[] = { #if IS_ENABLED(CONFIG_IWLMVM) /* 9000 */ IWL_DEV_INFO(0x2526, 0x1550, iwl9260_2ac_cfg, iwl9260_killer_1550_name), @@ -1117,6 +1117,12 @@ static const struct iwl_dev_info iwl_dev_info_table[] = { iwl_cfg_sc, iwl_sc_name), #endif /* CONFIG_IWLMVM */ }; +EXPORT_SYMBOL_IF_IWLWIFI_KUNIT(iwl_dev_info_table); + +#if IS_ENABLED(CONFIG_IWLWIFI_KUNIT_TESTS) +const unsigned int iwl_dev_info_table_size = ARRAY_SIZE(iwl_dev_info_table); +EXPORT_SYMBOL_IF_IWLWIFI_KUNIT(iwl_dev_info_table_size); +#endif /* * Read rf id and cdb info from prph register and store it @@ -1236,7 +1242,7 @@ out: /* PCI registers */ #define PCI_CFG_RETRY_TIMEOUT 0x041 -static const struct iwl_dev_info * +VISIBLE_IF_IWLWIFI_KUNIT const struct iwl_dev_info * iwl_pci_find_dev_info(u16 device, u16 subsystem_device, u16 mac_type, u8 mac_step, u16 rf_type, u8 cdb, u8 jacket, u8 rf_id, u8 no_160, u8 cores, u8 rf_step) @@ -1299,6 +1305,7 @@ iwl_pci_find_dev_info(u16 device, u16 subsystem_device, return NULL; } +EXPORT_SYMBOL_IF_IWLWIFI_KUNIT(iwl_pci_find_dev_info); static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { diff --git a/drivers/net/wireless/intel/iwlwifi/tests/Makefile b/drivers/net/wireless/intel/iwlwifi/tests/Makefile new file mode 100644 index 000000000000..5658471bdf0a --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/tests/Makefile @@ -0,0 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause + +iwlwifi-tests-y += module.o devinfo.o + +ccflags-y += -I$(srctree)/$(src)/../ + +obj-$(CONFIG_IWLWIFI_KUNIT_TESTS) += iwlwifi-tests.o diff --git a/drivers/net/wireless/intel/iwlwifi/tests/devinfo.c b/drivers/net/wireless/intel/iwlwifi/tests/devinfo.c new file mode 100644 index 000000000000..7aa47fce6e2d --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/tests/devinfo.c @@ -0,0 +1,54 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* + * KUnit tests for the iwlwifi device info table + * + * Copyright (C) 2023 Intel Corporation + */ +#include <kunit/test.h> +#include "iwl-drv.h" +#include "iwl-config.h" + +MODULE_IMPORT_NS(EXPORTED_FOR_KUNIT_TESTING); + +static void iwl_pci_print_dev_info(const char *pfx, const struct iwl_dev_info *di) +{ + 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", + pfx, di->device, di->subdevice, di->mac_type, di->mac_step, + di->rf_type, di->cdb, di->jacket, di->rf_id, di->no_160, + di->cores); +} + +static void devinfo_table_order(struct kunit *test) +{ + int idx; + + for (idx = 0; idx < iwl_dev_info_table_size; idx++) { + const struct iwl_dev_info *di = &iwl_dev_info_table[idx]; + const struct iwl_dev_info *ret; + + ret = iwl_pci_find_dev_info(di->device, di->subdevice, + di->mac_type, di->mac_step, + di->rf_type, di->cdb, + di->jacket, di->rf_id, + di->no_160, di->cores, di->rf_step); + if (ret != di) { + iwl_pci_print_dev_info("searched: ", di); + iwl_pci_print_dev_info("found: ", ret); + KUNIT_FAIL(test, + "unusable entry at index %d (found index %d instead)\n", + idx, (int)(ret - iwl_dev_info_table)); + } + } +} + +static struct kunit_case devinfo_test_cases[] = { + KUNIT_CASE(devinfo_table_order), + {} +}; + +static struct kunit_suite iwlwifi_devinfo = { + .name = "iwlwifi-devinfo", + .test_cases = devinfo_test_cases, +}; + +kunit_test_suite(iwlwifi_devinfo); diff --git a/drivers/net/wireless/intel/iwlwifi/tests/module.c b/drivers/net/wireless/intel/iwlwifi/tests/module.c new file mode 100644 index 000000000000..0c54f818e5a7 --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/tests/module.c @@ -0,0 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* + * Module boilerplate for the iwlwifi kunit module. + * + * Copyright (C) 2023 Intel Corporation + */ +#include <linux/module.h> + +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("kunit tests for iwlwifi"); |