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| author | Wolfram Sang <wsa@the-dreams.de> | 2018-03-21 21:16:11 +0100 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2018-03-22 16:51:02 +0100 |
| commit | 70c3b130a7c27b6f06abd3871cf09e08a139f7ad (patch) | |
| tree | 3dbb9dc9197fae641f24259346e97f64de8dfa0e | |
| parent | c698ca5278934c0ae32297a8725ced2e27585d7f (diff) | |
| download | linux-mmc/retune-test.tar.gz | |
WIP mmc retune testmmc/retune-test
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
| -rw-r--r-- | drivers/mmc/core/mmc_test.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/mmc/core/mmc_test.c b/drivers/mmc/core/mmc_test.c index ef18daeaa4cc6f..d6e6e74f54ed03 100644 --- a/drivers/mmc/core/mmc_test.c +++ b/drivers/mmc/core/mmc_test.c @@ -2335,6 +2335,35 @@ static int mmc_test_reset(struct mmc_test_card *test) return RESULT_FAIL; } +/* + * Test tuning (SDR104, HS200 and upwards) + */ + +#define NUM_TUNE_TESTS 1000 + +static int mmc_test_retune(struct mmc_test_card *test) +{ + struct mmc_host *host = test->card->host; + unsigned int fail = 0, i; + +/* FIXME + * if (!card_can_retune) + * return RESULT_UNSUP_CARD; + */ + + for (i = 0; i < NUM_TUNE_TESTS; i++) { + mmc_retune_needed(host); + mmc_retune_recheck(host); + if (mmc_retune(host)) + fail++; + } + + pr_info("%s: %u out of %u retunes failed\n", mmc_hostname(host), + fail, NUM_TUNE_TESTS); + + return fail == 0 ? RESULT_OK : RESULT_FAIL; +} + static int mmc_test_send_status(struct mmc_test_card *test, struct mmc_command *cmd) { @@ -2918,6 +2947,12 @@ static const struct mmc_test_case mmc_test_cases[] = { .run = mmc_test_cmds_during_write_cmd23_nonblock, .cleanup = mmc_test_area_cleanup, }, + + { + .name = "Retuning test", + .run = mmc_test_retune, + }, + }; static DEFINE_MUTEX(mmc_test_lock); |