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OpenCloudOS-Kernel/sound/soc/soc-topology-test.c

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// 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,
};
/* ===== 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,
};
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 */
snd_soc_unregister_card(&kunit_comp->card);
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 */
snd_soc_unregister_card(&kunit_comp->card);
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,
};
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 */
snd_soc_unregister_card(&kunit_comp->card);
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 */
snd_soc_unregister_card(&kunit_comp->card);
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 */
snd_soc_unregister_card(&kunit_comp->card);
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 */
snd_soc_unregister_card(&kunit_comp->card);
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 */
snd_soc_unregister_card(&kunit_comp->card);
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);
snd_soc_unregister_card(&kunit_comp->card);
}
// 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 */
snd_soc_unregister_card(&kunit_comp->card);
}
// 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 */
snd_soc_unregister_card(&kunit_comp->card);
}
// 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");
snd_soc_unregister_card(&kunit_comp->card);
}
/* 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");
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