diff options
Diffstat (limited to 'sound/soc/soc-topology-test.c')
| -rw-r--r-- | sound/soc/soc-topology-test.c | 843 |
1 files changed, 843 insertions, 0 deletions
diff --git a/sound/soc/soc-topology-test.c b/sound/soc/soc-topology-test.c new file mode 100644 index 000000000000..ae3968161509 --- /dev/null +++ b/sound/soc/soc-topology-test.c @@ -0,0 +1,843 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * soc-topology-test.c -- ALSA SoC Topology Kernel Unit Tests + * + * Copyright(c) 2021 Intel Corporation. All rights reserved. + */ + +#include <linux/firmware.h> +#include <sound/core.h> +#include <sound/soc.h> +#include <sound/soc-topology.h> +#include <kunit/test.h> + +/* ===== HELPER FUNCTIONS =================================================== */ + +/* + * snd_soc_component needs device to operate on (primarily for prints), create + * fake one, as we don't register with PCI or anything else + * device_driver name is used in some of the prints (fmt_single_name) so + * we also mock up minimal one + */ +static struct device *test_dev; + +static struct device_driver test_drv = { + .name = "sound-soc-topology-test-driver", +}; + +static int snd_soc_tplg_test_init(struct kunit *test) +{ + test_dev = root_device_register("sound-soc-topology-test"); + test_dev = get_device(test_dev); + if (!test_dev) + return -ENODEV; + + test_dev->driver = &test_drv; + + return 0; +} + +static void snd_soc_tplg_test_exit(struct kunit *test) +{ + put_device(test_dev); + root_device_unregister(test_dev); +} + +/* + * helper struct we use when registering component, as we load topology during + * component probe, we need to pass struct kunit somehow to probe function, so + * we can report test result + */ +struct kunit_soc_component { + struct kunit *kunit; + int expect; /* what result we expect when loading topology */ + struct snd_soc_component comp; + struct snd_soc_card card; + struct firmware fw; +}; + +static int d_probe(struct snd_soc_component *component) +{ + struct kunit_soc_component *kunit_comp = + container_of(component, struct kunit_soc_component, comp); + int ret; + + ret = snd_soc_tplg_component_load(component, NULL, &kunit_comp->fw); + KUNIT_EXPECT_EQ_MSG(kunit_comp->kunit, kunit_comp->expect, ret, + "Failed topology load"); + + return 0; +} + +static void d_remove(struct snd_soc_component *component) +{ + struct kunit_soc_component *kunit_comp = + container_of(component, struct kunit_soc_component, comp); + int ret; + + ret = snd_soc_tplg_component_remove(component); + KUNIT_EXPECT_EQ(kunit_comp->kunit, 0, ret); +} + +/* + * ASoC minimal boiler plate + */ +SND_SOC_DAILINK_DEF(dummy, DAILINK_COMP_ARRAY(COMP_DUMMY())); + +SND_SOC_DAILINK_DEF(platform, DAILINK_COMP_ARRAY(COMP_PLATFORM("sound-soc-topology-test"))); + +static struct snd_soc_dai_link kunit_dai_links[] = { + { + .name = "KUNIT Audio Port", + .id = 0, + .stream_name = "Audio Playback/Capture", + .nonatomic = 1, + .dynamic = 1, + .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, + .dpcm_playback = 1, + .dpcm_capture = 1, + SND_SOC_DAILINK_REG(dummy, dummy, platform), + }, +}; + +static const struct snd_soc_component_driver test_component = { + .name = "sound-soc-topology-test", + .probe = d_probe, + .remove = d_remove, + .non_legacy_dai_naming = 1, +}; + +/* ===== TOPOLOGY TEMPLATES ================================================= */ + +// Structural representation of topology which can be generated with: +// $ touch empty +// $ alsatplg -c empty -o empty.tplg +// $ xxd -i empty.tplg + +struct tplg_tmpl_001 { + struct snd_soc_tplg_hdr header; + struct snd_soc_tplg_manifest manifest; +} __packed; + +static struct tplg_tmpl_001 tplg_tmpl_empty = { + .header = { + .magic = cpu_to_le32(SND_SOC_TPLG_MAGIC), + .abi = cpu_to_le32(5), + .version = 0, + .type = cpu_to_le32(SND_SOC_TPLG_TYPE_MANIFEST), + .size = cpu_to_le32(sizeof(struct snd_soc_tplg_hdr)), + .vendor_type = 0, + .payload_size = cpu_to_le32(sizeof(struct snd_soc_tplg_manifest)), + .index = 0, + .count = cpu_to_le32(1), + }, + + .manifest = { + .size = cpu_to_le32(sizeof(struct snd_soc_tplg_manifest)), + /* rest of fields is 0 */ + }, +}; + +// Structural representation of topology containing SectionPCM + +struct tplg_tmpl_002 { + struct snd_soc_tplg_hdr header; + struct snd_soc_tplg_manifest manifest; + struct snd_soc_tplg_hdr pcm_header; + struct snd_soc_tplg_pcm pcm; +} __packed; + +static struct tplg_tmpl_002 tplg_tmpl_with_pcm = { + .header = { + .magic = cpu_to_le32(SND_SOC_TPLG_MAGIC), + .abi = cpu_to_le32(5), + .version = 0, + .type = cpu_to_le32(SND_SOC_TPLG_TYPE_MANIFEST), + .size = cpu_to_le32(sizeof(struct snd_soc_tplg_hdr)), + .vendor_type = 0, + .payload_size = cpu_to_le32(sizeof(struct snd_soc_tplg_manifest)), + .index = 0, + .count = cpu_to_le32(1), + }, + .manifest = { + .size = cpu_to_le32(sizeof(struct snd_soc_tplg_manifest)), + .pcm_elems = cpu_to_le32(1), + /* rest of fields is 0 */ + }, + .pcm_header = { + .magic = cpu_to_le32(SND_SOC_TPLG_MAGIC), + .abi = cpu_to_le32(5), + .version = 0, + .type = cpu_to_le32(SND_SOC_TPLG_TYPE_PCM), + .size = cpu_to_le32(sizeof(struct snd_soc_tplg_hdr)), + .vendor_type = 0, + .payload_size = cpu_to_le32(sizeof(struct snd_soc_tplg_pcm)), + .index = 0, + .count = cpu_to_le32(1), + }, + .pcm = { + .size = cpu_to_le32(sizeof(struct snd_soc_tplg_pcm)), + .pcm_name = "KUNIT Audio", + .dai_name = "kunit-audio-dai", + .pcm_id = 0, + .dai_id = 0, + .playback = cpu_to_le32(1), + .capture = cpu_to_le32(1), + .compress = 0, + .stream = { + [0] = { + .channels = cpu_to_le32(2), + }, + [1] = { + .channels = cpu_to_le32(2), + }, + }, + .num_streams = 0, + .caps = { + [0] = { + .name = "kunit-audio-playback", + .channels_min = cpu_to_le32(2), + .channels_max = cpu_to_le32(2), + }, + [1] = { + .name = "kunit-audio-capture", + .channels_min = cpu_to_le32(2), + .channels_max = cpu_to_le32(2), + }, + }, + .flag_mask = 0, + .flags = 0, + .priv = { 0 }, + }, +}; + +/* ===== TEST CASES ========================================================= */ + +// TEST CASE +// Test passing NULL component as parameter to snd_soc_tplg_component_load + +/* + * need to override generic probe function with one using NULL when calling + * topology load during component initialization, we don't need .remove + * handler as load should fail + */ +static int d_probe_null_comp(struct snd_soc_component *component) +{ + struct kunit_soc_component *kunit_comp = + container_of(component, struct kunit_soc_component, comp); + int ret; + + /* instead of passing component pointer as first argument, pass NULL here */ + ret = snd_soc_tplg_component_load(NULL, NULL, &kunit_comp->fw); + KUNIT_EXPECT_EQ_MSG(kunit_comp->kunit, kunit_comp->expect, ret, + "Failed topology load"); + + return 0; +} + +static const struct snd_soc_component_driver test_component_null_comp = { + .name = "sound-soc-topology-test", + .probe = d_probe_null_comp, + .non_legacy_dai_naming = 1, +}; + +static void snd_soc_tplg_test_load_with_null_comp(struct kunit *test) +{ + struct kunit_soc_component *kunit_comp; + int ret; + + /* prepare */ + kunit_comp = kunit_kzalloc(test, sizeof(*kunit_comp), GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(test, kunit_comp); + kunit_comp->kunit = test; + kunit_comp->expect = -EINVAL; /* expect failure */ + + kunit_comp->card.dev = test_dev, + kunit_comp->card.name = "kunit-card", + kunit_comp->card.owner = THIS_MODULE, + kunit_comp->card.dai_link = kunit_dai_links, + kunit_comp->card.num_links = ARRAY_SIZE(kunit_dai_links), + kunit_comp->card.fully_routed = true, + + /* run test */ + ret = snd_soc_register_card(&kunit_comp->card); + if (ret != 0 && ret != -EPROBE_DEFER) + KUNIT_FAIL(test, "Failed to register card"); + + ret = snd_soc_component_initialize(&kunit_comp->comp, &test_component_null_comp, test_dev); + KUNIT_EXPECT_EQ(test, 0, ret); + + ret = snd_soc_add_component(&kunit_comp->comp, NULL, 0); + KUNIT_EXPECT_EQ(test, 0, ret); + + /* cleanup */ + ret = snd_soc_unregister_card(&kunit_comp->card); + KUNIT_EXPECT_EQ(test, 0, ret); + + snd_soc_unregister_component(test_dev); +} + +// TEST CASE +// Test passing NULL ops as parameter to snd_soc_tplg_component_load + +/* + * NULL ops is default case, we pass empty topology (fw), so we don't have + * anything to parse and just do nothing, which results in return 0; from + * calling soc_tplg_dapm_complete in soc_tplg_process_headers + */ +static void snd_soc_tplg_test_load_with_null_ops(struct kunit *test) +{ + struct kunit_soc_component *kunit_comp; + int ret; + + /* prepare */ + kunit_comp = kunit_kzalloc(test, sizeof(*kunit_comp), GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(test, kunit_comp); + kunit_comp->kunit = test; + kunit_comp->expect = 0; /* expect success */ + + kunit_comp->card.dev = test_dev, + kunit_comp->card.name = "kunit-card", + kunit_comp->card.owner = THIS_MODULE, + kunit_comp->card.dai_link = kunit_dai_links, + kunit_comp->card.num_links = ARRAY_SIZE(kunit_dai_links), + kunit_comp->card.fully_routed = true, + + /* run test */ + ret = snd_soc_register_card(&kunit_comp->card); + if (ret != 0 && ret != -EPROBE_DEFER) + KUNIT_FAIL(test, "Failed to register card"); + + ret = snd_soc_component_initialize(&kunit_comp->comp, &test_component, test_dev); + KUNIT_EXPECT_EQ(test, 0, ret); + + ret = snd_soc_add_component(&kunit_comp->comp, NULL, 0); + KUNIT_EXPECT_EQ(test, 0, ret); + + /* cleanup */ + ret = snd_soc_unregister_card(&kunit_comp->card); + KUNIT_EXPECT_EQ(test, 0, ret); + + snd_soc_unregister_component(test_dev); +} + +// TEST CASE +// Test passing NULL fw as parameter to snd_soc_tplg_component_load + +/* + * need to override generic probe function with one using NULL pointer to fw + * when calling topology load during component initialization, we don't need + * .remove handler as load should fail + */ +static int d_probe_null_fw(struct snd_soc_component *component) +{ + struct kunit_soc_component *kunit_comp = + container_of(component, struct kunit_soc_component, comp); + int ret; + + /* instead of passing fw pointer as third argument, pass NULL here */ + ret = snd_soc_tplg_component_load(component, NULL, NULL); + KUNIT_EXPECT_EQ_MSG(kunit_comp->kunit, kunit_comp->expect, ret, + "Failed topology load"); + + return 0; +} + +static const struct snd_soc_component_driver test_component_null_fw = { + .name = "sound-soc-topology-test", + .probe = d_probe_null_fw, + .non_legacy_dai_naming = 1, +}; + +static void snd_soc_tplg_test_load_with_null_fw(struct kunit *test) +{ + struct kunit_soc_component *kunit_comp; + int ret; + + /* prepare */ + kunit_comp = kunit_kzalloc(test, sizeof(*kunit_comp), GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(test, kunit_comp); + kunit_comp->kunit = test; + kunit_comp->expect = -EINVAL; /* expect failure */ + + kunit_comp->card.dev = test_dev, + kunit_comp->card.name = "kunit-card", + kunit_comp->card.owner = THIS_MODULE, + kunit_comp->card.dai_link = kunit_dai_links, + kunit_comp->card.num_links = ARRAY_SIZE(kunit_dai_links), + kunit_comp->card.fully_routed = true, + + /* run test */ + ret = snd_soc_register_card(&kunit_comp->card); + if (ret != 0 && ret != -EPROBE_DEFER) + KUNIT_FAIL(test, "Failed to register card"); + + ret = snd_soc_component_initialize(&kunit_comp->comp, &test_component_null_fw, test_dev); + KUNIT_EXPECT_EQ(test, 0, ret); + + ret = snd_soc_add_component(&kunit_comp->comp, NULL, 0); + KUNIT_EXPECT_EQ(test, 0, ret); + + /* cleanup */ + ret = snd_soc_unregister_card(&kunit_comp->card); + KUNIT_EXPECT_EQ(test, 0, ret); + + snd_soc_unregister_component(test_dev); +} + +// TEST CASE +// Test passing "empty" topology file +static void snd_soc_tplg_test_load_empty_tplg(struct kunit *test) +{ + struct kunit_soc_component *kunit_comp; + struct tplg_tmpl_001 *data; + int size; + int ret; + + /* prepare */ + kunit_comp = kunit_kzalloc(test, sizeof(*kunit_comp), GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(test, kunit_comp); + kunit_comp->kunit = test; + kunit_comp->expect = 0; /* expect success */ + + size = sizeof(tplg_tmpl_empty); + data = kunit_kzalloc(kunit_comp->kunit, size, GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(kunit_comp->kunit, data); + + memcpy(data, &tplg_tmpl_empty, sizeof(tplg_tmpl_empty)); + + kunit_comp->fw.data = (u8 *)data; + kunit_comp->fw.size = size; + + kunit_comp->card.dev = test_dev, + kunit_comp->card.name = "kunit-card", + kunit_comp->card.owner = THIS_MODULE, + kunit_comp->card.dai_link = kunit_dai_links, + kunit_comp->card.num_links = ARRAY_SIZE(kunit_dai_links), + kunit_comp->card.fully_routed = true, + + /* run test */ + ret = snd_soc_register_card(&kunit_comp->card); + if (ret != 0 && ret != -EPROBE_DEFER) + KUNIT_FAIL(test, "Failed to register card"); + + ret = snd_soc_component_initialize(&kunit_comp->comp, &test_component, test_dev); + KUNIT_EXPECT_EQ(test, 0, ret); + + ret = snd_soc_add_component(&kunit_comp->comp, NULL, 0); + KUNIT_EXPECT_EQ(test, 0, ret); + + /* cleanup */ + ret = snd_soc_unregister_card(&kunit_comp->card); + KUNIT_EXPECT_EQ(test, 0, ret); + + snd_soc_unregister_component(test_dev); +} + +// TEST CASE +// Test "empty" topology file, but with bad "magic" +// In theory we could loop through all possible bad values, but it takes too +// long, so just use SND_SOC_TPLG_MAGIC + 1 +static void snd_soc_tplg_test_load_empty_tplg_bad_magic(struct kunit *test) +{ + struct kunit_soc_component *kunit_comp; + struct tplg_tmpl_001 *data; + int size; + int ret; + + /* prepare */ + kunit_comp = kunit_kzalloc(test, sizeof(*kunit_comp), GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(test, kunit_comp); + kunit_comp->kunit = test; + kunit_comp->expect = -EINVAL; /* expect failure */ + + size = sizeof(tplg_tmpl_empty); + data = kunit_kzalloc(kunit_comp->kunit, size, GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(kunit_comp->kunit, data); + + memcpy(data, &tplg_tmpl_empty, sizeof(tplg_tmpl_empty)); + /* + * override abi + * any value != magic number is wrong + */ + data->header.magic = cpu_to_le32(SND_SOC_TPLG_MAGIC + 1); + + kunit_comp->fw.data = (u8 *)data; + kunit_comp->fw.size = size; + + kunit_comp->card.dev = test_dev, + kunit_comp->card.name = "kunit-card", + kunit_comp->card.owner = THIS_MODULE, + kunit_comp->card.dai_link = kunit_dai_links, + kunit_comp->card.num_links = ARRAY_SIZE(kunit_dai_links), + kunit_comp->card.fully_routed = true, + + /* run test */ + ret = snd_soc_register_card(&kunit_comp->card); + if (ret != 0 && ret != -EPROBE_DEFER) + KUNIT_FAIL(test, "Failed to register card"); + + ret = snd_soc_component_initialize(&kunit_comp->comp, &test_component, test_dev); + KUNIT_EXPECT_EQ(test, 0, ret); + + ret = snd_soc_add_component(&kunit_comp->comp, NULL, 0); + KUNIT_EXPECT_EQ(test, 0, ret); + + /* cleanup */ + ret = snd_soc_unregister_card(&kunit_comp->card); + KUNIT_EXPECT_EQ(test, 0, ret); + + snd_soc_unregister_component(test_dev); +} + +// TEST CASE +// Test "empty" topology file, but with bad "abi" +// In theory we could loop through all possible bad values, but it takes too +// long, so just use SND_SOC_TPLG_ABI_VERSION + 1 +static void snd_soc_tplg_test_load_empty_tplg_bad_abi(struct kunit *test) +{ + struct kunit_soc_component *kunit_comp; + struct tplg_tmpl_001 *data; + int size; + int ret; + + /* prepare */ + kunit_comp = kunit_kzalloc(test, sizeof(*kunit_comp), GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(test, kunit_comp); + kunit_comp->kunit = test; + kunit_comp->expect = -EINVAL; /* expect failure */ + + size = sizeof(tplg_tmpl_empty); + data = kunit_kzalloc(kunit_comp->kunit, size, GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(kunit_comp->kunit, data); + + memcpy(data, &tplg_tmpl_empty, sizeof(tplg_tmpl_empty)); + /* + * override abi + * any value != accepted range is wrong + */ + data->header.abi = cpu_to_le32(SND_SOC_TPLG_ABI_VERSION + 1); + + kunit_comp->fw.data = (u8 *)data; + kunit_comp->fw.size = size; + + kunit_comp->card.dev = test_dev, + kunit_comp->card.name = "kunit-card", + kunit_comp->card.owner = THIS_MODULE, + kunit_comp->card.dai_link = kunit_dai_links, + kunit_comp->card.num_links = ARRAY_SIZE(kunit_dai_links), + kunit_comp->card.fully_routed = true, + + /* run test */ + ret = snd_soc_register_card(&kunit_comp->card); + if (ret != 0 && ret != -EPROBE_DEFER) + KUNIT_FAIL(test, "Failed to register card"); + + ret = snd_soc_component_initialize(&kunit_comp->comp, &test_component, test_dev); + KUNIT_EXPECT_EQ(test, 0, ret); + + ret = snd_soc_add_component(&kunit_comp->comp, NULL, 0); + KUNIT_EXPECT_EQ(test, 0, ret); + + /* cleanup */ + ret = snd_soc_unregister_card(&kunit_comp->card); + KUNIT_EXPECT_EQ(test, 0, ret); + + snd_soc_unregister_component(test_dev); +} + +// TEST CASE +// Test "empty" topology file, but with bad "size" +// In theory we could loop through all possible bad values, but it takes too +// long, so just use sizeof(struct snd_soc_tplg_hdr) + 1 +static void snd_soc_tplg_test_load_empty_tplg_bad_size(struct kunit *test) +{ + struct kunit_soc_component *kunit_comp; + struct tplg_tmpl_001 *data; + int size; + int ret; + + /* prepare */ + kunit_comp = kunit_kzalloc(test, sizeof(*kunit_comp), GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(test, kunit_comp); + kunit_comp->kunit = test; + kunit_comp->expect = -EINVAL; /* expect failure */ + + size = sizeof(tplg_tmpl_empty); + data = kunit_kzalloc(kunit_comp->kunit, size, GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(kunit_comp->kunit, data); + + memcpy(data, &tplg_tmpl_empty, sizeof(tplg_tmpl_empty)); + /* + * override size + * any value != struct size is wrong + */ + data->header.size = cpu_to_le32(sizeof(struct snd_soc_tplg_hdr) + 1); + + kunit_comp->fw.data = (u8 *)data; + kunit_comp->fw.size = size; + + kunit_comp->card.dev = test_dev, + kunit_comp->card.name = "kunit-card", + kunit_comp->card.owner = THIS_MODULE, + kunit_comp->card.dai_link = kunit_dai_links, + kunit_comp->card.num_links = ARRAY_SIZE(kunit_dai_links), + kunit_comp->card.fully_routed = true, + + /* run test */ + ret = snd_soc_register_card(&kunit_comp->card); + if (ret != 0 && ret != -EPROBE_DEFER) + KUNIT_FAIL(test, "Failed to register card"); + + ret = snd_soc_component_initialize(&kunit_comp->comp, &test_component, test_dev); + KUNIT_EXPECT_EQ(test, 0, ret); + + ret = snd_soc_add_component(&kunit_comp->comp, NULL, 0); + KUNIT_EXPECT_EQ(test, 0, ret); + + /* cleanup */ + ret = snd_soc_unregister_card(&kunit_comp->card); + KUNIT_EXPECT_EQ(test, 0, ret); + + snd_soc_unregister_component(test_dev); +} + +// TEST CASE +// Test "empty" topology file, but with bad "payload_size" +// In theory we could loop through all possible bad values, but it takes too +// long, so just use the known wrong one +static void snd_soc_tplg_test_load_empty_tplg_bad_payload_size(struct kunit *test) +{ + struct kunit_soc_component *kunit_comp; + struct tplg_tmpl_001 *data; + int size; + int ret; + + /* prepare */ + kunit_comp = kunit_kzalloc(test, sizeof(*kunit_comp), GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(test, kunit_comp); + kunit_comp->kunit = test; + kunit_comp->expect = -EINVAL; /* expect failure */ + + size = sizeof(tplg_tmpl_empty); + data = kunit_kzalloc(kunit_comp->kunit, size, GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(kunit_comp->kunit, data); + + memcpy(data, &tplg_tmpl_empty, sizeof(tplg_tmpl_empty)); + /* + * override payload size + * there is only explicit check for 0, so check with it, other values + * are handled by just not reading behind EOF + */ + data->header.payload_size = 0; + + kunit_comp->fw.data = (u8 *)data; + kunit_comp->fw.size = size; + + kunit_comp->card.dev = test_dev, + kunit_comp->card.name = "kunit-card", + kunit_comp->card.owner = THIS_MODULE, + kunit_comp->card.dai_link = kunit_dai_links, + kunit_comp->card.num_links = ARRAY_SIZE(kunit_dai_links), + kunit_comp->card.fully_routed = true, + + /* run test */ + ret = snd_soc_register_card(&kunit_comp->card); + if (ret != 0 && ret != -EPROBE_DEFER) + KUNIT_FAIL(test, "Failed to register card"); + + ret = snd_soc_component_initialize(&kunit_comp->comp, &test_component, test_dev); + KUNIT_EXPECT_EQ(test, 0, ret); + + ret = snd_soc_add_component(&kunit_comp->comp, NULL, 0); + KUNIT_EXPECT_EQ(test, 0, ret); + + /* cleanup */ + snd_soc_unregister_component(test_dev); + + ret = snd_soc_unregister_card(&kunit_comp->card); + KUNIT_EXPECT_EQ(test, 0, ret); +} + +// TEST CASE +// Test passing topology file with PCM definition +static void snd_soc_tplg_test_load_pcm_tplg(struct kunit *test) +{ + struct kunit_soc_component *kunit_comp; + u8 *data; + int size; + int ret; + + /* prepare */ + kunit_comp = kunit_kzalloc(test, sizeof(*kunit_comp), GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(test, kunit_comp); + kunit_comp->kunit = test; + kunit_comp->expect = 0; /* expect success */ + + size = sizeof(tplg_tmpl_with_pcm); + data = kunit_kzalloc(kunit_comp->kunit, size, GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(kunit_comp->kunit, data); + + memcpy(data, &tplg_tmpl_with_pcm, sizeof(tplg_tmpl_with_pcm)); + + kunit_comp->fw.data = data; + kunit_comp->fw.size = size; + + kunit_comp->card.dev = test_dev, + kunit_comp->card.name = "kunit-card", + kunit_comp->card.owner = THIS_MODULE, + kunit_comp->card.dai_link = kunit_dai_links, + kunit_comp->card.num_links = ARRAY_SIZE(kunit_dai_links), + kunit_comp->card.fully_routed = true, + + /* run test */ + ret = snd_soc_register_card(&kunit_comp->card); + if (ret != 0 && ret != -EPROBE_DEFER) + KUNIT_FAIL(test, "Failed to register card"); + + ret = snd_soc_component_initialize(&kunit_comp->comp, &test_component, test_dev); + KUNIT_EXPECT_EQ(test, 0, ret); + + ret = snd_soc_add_component(&kunit_comp->comp, NULL, 0); + KUNIT_EXPECT_EQ(test, 0, ret); + + snd_soc_unregister_component(test_dev); + + /* cleanup */ + ret = snd_soc_unregister_card(&kunit_comp->card); + KUNIT_EXPECT_EQ(test, 0, ret); +} + +// TEST CASE +// Test passing topology file with PCM definition +// with component reload +static void snd_soc_tplg_test_load_pcm_tplg_reload_comp(struct kunit *test) +{ + struct kunit_soc_component *kunit_comp; + u8 *data; + int size; + int ret; + int i; + + /* prepare */ + kunit_comp = kunit_kzalloc(test, sizeof(*kunit_comp), GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(test, kunit_comp); + kunit_comp->kunit = test; + kunit_comp->expect = 0; /* expect success */ + + size = sizeof(tplg_tmpl_with_pcm); + data = kunit_kzalloc(kunit_comp->kunit, size, GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(kunit_comp->kunit, data); + + memcpy(data, &tplg_tmpl_with_pcm, sizeof(tplg_tmpl_with_pcm)); + + kunit_comp->fw.data = data; + kunit_comp->fw.size = size; + + kunit_comp->card.dev = test_dev, + kunit_comp->card.name = "kunit-card", + kunit_comp->card.owner = THIS_MODULE, + kunit_comp->card.dai_link = kunit_dai_links, + kunit_comp->card.num_links = ARRAY_SIZE(kunit_dai_links), + kunit_comp->card.fully_routed = true, + + /* run test */ + ret = snd_soc_register_card(&kunit_comp->card); + if (ret != 0 && ret != -EPROBE_DEFER) + KUNIT_FAIL(test, "Failed to register card"); + + for (i = 0; i < 100; i++) { + ret = snd_soc_component_initialize(&kunit_comp->comp, &test_component, test_dev); + KUNIT_EXPECT_EQ(test, 0, ret); + + ret = snd_soc_add_component(&kunit_comp->comp, NULL, 0); + KUNIT_EXPECT_EQ(test, 0, ret); + + snd_soc_unregister_component(test_dev); + } + + /* cleanup */ + ret = snd_soc_unregister_card(&kunit_comp->card); + KUNIT_EXPECT_EQ(test, 0, ret); +} + +// TEST CASE +// Test passing topology file with PCM definition +// with card reload +static void snd_soc_tplg_test_load_pcm_tplg_reload_card(struct kunit *test) +{ + struct kunit_soc_component *kunit_comp; + u8 *data; + int size; + int ret; + int i; + + /* prepare */ + kunit_comp = kunit_kzalloc(test, sizeof(*kunit_comp), GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(test, kunit_comp); + kunit_comp->kunit = test; + kunit_comp->expect = 0; /* expect success */ + + size = sizeof(tplg_tmpl_with_pcm); + data = kunit_kzalloc(kunit_comp->kunit, size, GFP_KERNEL); + KUNIT_EXPECT_NOT_ERR_OR_NULL(kunit_comp->kunit, data); + + memcpy(data, &tplg_tmpl_with_pcm, sizeof(tplg_tmpl_with_pcm)); + + kunit_comp->fw.data = data; + kunit_comp->fw.size = size; + + kunit_comp->card.dev = test_dev, + kunit_comp->card.name = "kunit-card", + kunit_comp->card.owner = THIS_MODULE, + kunit_comp->card.dai_link = kunit_dai_links, + kunit_comp->card.num_links = ARRAY_SIZE(kunit_dai_links), + kunit_comp->card.fully_routed = true, + + /* run test */ + ret = snd_soc_component_initialize(&kunit_comp->comp, &test_component, test_dev); + KUNIT_EXPECT_EQ(test, 0, ret); + + ret = snd_soc_add_component(&kunit_comp->comp, NULL, 0); + KUNIT_EXPECT_EQ(test, 0, ret); + + for (i = 0; i < 100; i++) { + ret = snd_soc_register_card(&kunit_comp->card); + if (ret != 0 && ret != -EPROBE_DEFER) + KUNIT_FAIL(test, "Failed to register card"); + + ret = snd_soc_unregister_card(&kunit_comp->card); + KUNIT_EXPECT_EQ(test, 0, ret); + } + + /* cleanup */ + snd_soc_unregister_component(test_dev); +} + +/* ===== KUNIT MODULE DEFINITIONS =========================================== */ + +static struct kunit_case snd_soc_tplg_test_cases[] = { + KUNIT_CASE(snd_soc_tplg_test_load_with_null_comp), + KUNIT_CASE(snd_soc_tplg_test_load_with_null_ops), + KUNIT_CASE(snd_soc_tplg_test_load_with_null_fw), + KUNIT_CASE(snd_soc_tplg_test_load_empty_tplg), + KUNIT_CASE(snd_soc_tplg_test_load_empty_tplg_bad_magic), + KUNIT_CASE(snd_soc_tplg_test_load_empty_tplg_bad_abi), + KUNIT_CASE(snd_soc_tplg_test_load_empty_tplg_bad_size), + KUNIT_CASE(snd_soc_tplg_test_load_empty_tplg_bad_payload_size), + KUNIT_CASE(snd_soc_tplg_test_load_pcm_tplg), + KUNIT_CASE(snd_soc_tplg_test_load_pcm_tplg_reload_comp), + KUNIT_CASE(snd_soc_tplg_test_load_pcm_tplg_reload_card), + {} +}; + +static struct kunit_suite snd_soc_tplg_test_suite = { + .name = "snd_soc_tplg_test", + .init = snd_soc_tplg_test_init, + .exit = snd_soc_tplg_test_exit, + .test_cases = snd_soc_tplg_test_cases, +}; + +kunit_test_suites(&snd_soc_tplg_test_suite); + +MODULE_LICENSE("GPL"); |