Add a debugfs file "testlist" to print all available tests
Signed-off-by: Per Forlin per.forlin@linaro.org --- drivers/mmc/card/mmc_test.c | 39 ++++++++++++++++++++++++++++++++++++++- 1 files changed, 38 insertions(+), 1 deletions(-)
diff --git a/drivers/mmc/card/mmc_test.c b/drivers/mmc/card/mmc_test.c index abc1a63..1853ebf 100644 --- a/drivers/mmc/card/mmc_test.c +++ b/drivers/mmc/card/mmc_test.c @@ -2447,6 +2447,32 @@ static const struct file_operations mmc_test_fops_test = { .release = single_release, };
+static int mtf_testlist_show(struct seq_file *sf, void *data) +{ + int i; + + mutex_lock(&mmc_test_lock); + + for (i = 0; i < ARRAY_SIZE(mmc_test_cases); i++) + seq_printf(sf, "%d:\t%s\n", i+1, mmc_test_cases[i].name); + + mutex_unlock(&mmc_test_lock); + + return 0; +} + +static int mtf_testlist_open(struct inode *inode, struct file *file) +{ + return single_open(file, mtf_testlist_show, inode->i_private); +} + +static const struct file_operations mmc_test_fops_testlist = { + .open = mtf_testlist_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + static void mmc_test_free_file_test(struct mmc_card *card) { struct mmc_test_dbgfs_file *df, *dfs; @@ -2478,7 +2504,18 @@ static int mmc_test_register_file_test(struct mmc_card *card)
if (IS_ERR_OR_NULL(file)) { dev_err(&card->dev, - "Can't create file. Perhaps debugfs is disabled.\n"); + "Can't create test. Perhaps debugfs is disabled.\n"); + ret = -ENODEV; + goto err; + } + + if (card->debugfs_root) + file = debugfs_create_file("testlist", S_IRUGO, + card->debugfs_root, card, &mmc_test_fops_testlist); + + if (IS_ERR_OR_NULL(file)) { + dev_err(&card->dev, + "Can't create testlist. Perhaps debugfs is disabled.\n"); ret = -ENODEV; goto err; }