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regmap: Provide test for regcache_reg_present() 

Provide a KUnit test for the newly added API.

Reviewed-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230717-regmap-cache-check-v1-2-73ef688afae3@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Mark Brown 2023-07-17 21:33:04 +01:00
parent 78908f45cc
commit d881ee5a87
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 40 additions and 0 deletions
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40
drivers/base/regmap/regmap-kunit.c
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@ -833,6 +833,45 @@ static void cache_drop(struct kunit *test)
regmap_exit(map);
}
static void cache_present(struct kunit *test)
{
struct regcache_types *t = (struct regcache_types *)test->param_value;
struct regmap *map;
struct regmap_config config;
struct regmap_ram_data *data;
unsigned int val;
int i;
config = test_regmap_config;
config.cache_type = t->type;
map = gen_regmap(&config, &data);
KUNIT_ASSERT_FALSE(test, IS_ERR(map));
if (IS_ERR(map))
return;
for (i = 0; i < BLOCK_TEST_SIZE; i++)
data->read[i] = false;
/* No defaults so no registers cached. */
for (i = 0; i < BLOCK_TEST_SIZE; i++)
KUNIT_ASSERT_FALSE(test, regcache_reg_cached(map, i));
/* We didn't trigger any reads */
for (i = 0; i < BLOCK_TEST_SIZE; i++)
KUNIT_ASSERT_FALSE(test, data->read[i]);
/* Fill the cache */
for (i = 0; i < BLOCK_TEST_SIZE; i++)
KUNIT_EXPECT_EQ(test, 0, regmap_read(map, i, &val));
/* Now everything should be cached */
for (i = 0; i < BLOCK_TEST_SIZE; i++)
KUNIT_ASSERT_TRUE(test, regcache_reg_cached(map, i));
regmap_exit(map);
}
struct raw_test_types {
const char *name;
@ -1172,6 +1211,7 @@ static struct kunit_case regmap_test_cases[] = {
KUNIT_CASE_PARAM(cache_sync_readonly, real_cache_types_gen_params),
KUNIT_CASE_PARAM(cache_sync_patch, real_cache_types_gen_params),
KUNIT_CASE_PARAM(cache_drop, sparse_cache_types_gen_params),
KUNIT_CASE_PARAM(cache_present, sparse_cache_types_gen_params),
KUNIT_CASE_PARAM(raw_read_defaults_single, raw_test_types_gen_params),
KUNIT_CASE_PARAM(raw_read_defaults, raw_test_types_gen_params),