From 2311344c33cb8add492881900ca427b62f5a7eae Mon Sep 17 00:00:00 2001 From: Adrian Hunter Date: Mon, 29 Aug 2011 16:42:14 +0300 Subject: [PATCH] mmc: mmc-test: add eMMC hardware reset test MMC core provides a checking function that checks if the reset has happended. Add a test to use that function. Signed-off-by: Adrian Hunter Signed-off-by: Chris Ball --- drivers/mmc/card/mmc_test.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/drivers/mmc/card/mmc_test.c b/drivers/mmc/card/mmc_test.c index 2bf229acd3b8..9cdce6367136 100644 --- a/drivers/mmc/card/mmc_test.c +++ b/drivers/mmc/card/mmc_test.c @@ -2328,6 +2328,31 @@ static int mmc_test_profile_sglen_r_nonblock_perf(struct mmc_test_card *test) return mmc_test_rw_multiple_sg_len(test, &test_data); } +/* + * eMMC hardware reset. + */ +static int mmc_test_hw_reset(struct mmc_test_card *test) +{ + struct mmc_card *card = test->card; + struct mmc_host *host = card->host; + int err; + + err = mmc_hw_reset_check(host); + if (!err) + return RESULT_OK; + + if (err == -ENOSYS) + return RESULT_FAIL; + + if (err != -EOPNOTSUPP) + return err; + + if (!mmc_can_reset(card)) + return RESULT_UNSUP_CARD; + + return RESULT_UNSUP_HOST; +} + static const struct mmc_test_case mmc_test_cases[] = { { .name = "Basic write (no data verification)", @@ -2650,6 +2675,11 @@ static const struct mmc_test_case mmc_test_cases[] = { .run = mmc_test_profile_sglen_r_nonblock_perf, .cleanup = mmc_test_area_cleanup, }, + + { + .name = "eMMC hardware reset", + .run = mmc_test_hw_reset, + }, }; static DEFINE_MUTEX(mmc_test_lock); -- 2.20.1