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path: root/drivers/mmc/card/mmc_test.c
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Diffstat (limited to 'drivers/mmc/card/mmc_test.c')
-rw-r--r--drivers/mmc/card/mmc_test.c65
1 files changed, 48 insertions, 17 deletions
diff --git a/drivers/mmc/card/mmc_test.c b/drivers/mmc/card/mmc_test.c
index 2bf229acd3b811..b038c4a9468b0a 100644
--- a/drivers/mmc/card/mmc_test.c
+++ b/drivers/mmc/card/mmc_test.c
@@ -22,6 +22,7 @@
#include <linux/debugfs.h>
#include <linux/uaccess.h>
#include <linux/seq_file.h>
+#include <linux/module.h>
#define RESULT_OK 0
#define RESULT_FAIL 1
@@ -250,7 +251,7 @@ static int mmc_test_wait_busy(struct mmc_test_card *test)
if (!busy && mmc_test_busy(&cmd)) {
busy = 1;
if (test->card->host->caps & MMC_CAP_WAIT_WHILE_BUSY)
- printk(KERN_INFO "%s: Warning: Host did not "
+ pr_info("%s: Warning: Host did not "
"wait for busy state to end.\n",
mmc_hostname(test->card->host));
}
@@ -552,7 +553,7 @@ static void mmc_test_print_rate(struct mmc_test_card *test, uint64_t bytes,
rate = mmc_test_rate(bytes, &ts);
iops = mmc_test_rate(100, &ts); /* I/O ops per sec x 100 */
- printk(KERN_INFO "%s: Transfer of %u sectors (%u%s KiB) took %lu.%09lu "
+ pr_info("%s: Transfer of %u sectors (%u%s KiB) took %lu.%09lu "
"seconds (%u kB/s, %u KiB/s, %u.%02u IOPS)\n",
mmc_hostname(test->card->host), sectors, sectors >> 1,
(sectors & 1 ? ".5" : ""), (unsigned long)ts.tv_sec,
@@ -578,7 +579,7 @@ static void mmc_test_print_avg_rate(struct mmc_test_card *test, uint64_t bytes,
rate = mmc_test_rate(tot, &ts);
iops = mmc_test_rate(count * 100, &ts); /* I/O ops per sec x 100 */
- printk(KERN_INFO "%s: Transfer of %u x %u sectors (%u x %u%s KiB) took "
+ pr_info("%s: Transfer of %u x %u sectors (%u x %u%s KiB) took "
"%lu.%09lu seconds (%u kB/s, %u KiB/s, "
"%u.%02u IOPS, sg_len %d)\n",
mmc_hostname(test->card->host), count, sectors, count,
@@ -1408,7 +1409,7 @@ static int mmc_test_multi_read_high(struct mmc_test_card *test)
static int mmc_test_no_highmem(struct mmc_test_card *test)
{
- printk(KERN_INFO "%s: Highmem not configured - test skipped\n",
+ pr_info("%s: Highmem not configured - test skipped\n",
mmc_hostname(test->card->host));
return 0;
}
@@ -1435,7 +1436,7 @@ static int mmc_test_area_map(struct mmc_test_card *test, unsigned long sz,
t->max_seg_sz, &t->sg_len, min_sg_len);
}
if (err)
- printk(KERN_INFO "%s: Failed to map sg list\n",
+ pr_info("%s: Failed to map sg list\n",
mmc_hostname(test->card->host));
return err;
}
@@ -2135,7 +2136,7 @@ static int mmc_test_rw_multiple(struct mmc_test_card *test,
return ret;
err:
- printk(KERN_INFO "[%s] error\n", __func__);
+ pr_info("[%s] error\n", __func__);
return ret;
}
@@ -2149,7 +2150,7 @@ static int mmc_test_rw_multiple_size(struct mmc_test_card *test,
if (rw->do_nonblock_req &&
((!pre_req && post_req) || (pre_req && !post_req))) {
- printk(KERN_INFO "error: only one of pre/post is defined\n");
+ pr_info("error: only one of pre/post is defined\n");
return -EINVAL;
}
@@ -2328,6 +2329,31 @@ 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 +2676,11 @@ 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);
@@ -2660,7 +2691,7 @@ static void mmc_test_run(struct mmc_test_card *test, int testcase)
{
int i, ret;
- printk(KERN_INFO "%s: Starting tests of card %s...\n",
+ pr_info("%s: Starting tests of card %s...\n",
mmc_hostname(test->card->host), mmc_card_id(test->card));
mmc_claim_host(test->card->host);
@@ -2671,14 +2702,14 @@ static void mmc_test_run(struct mmc_test_card *test, int testcase)
if (testcase && ((i + 1) != testcase))
continue;
- printk(KERN_INFO "%s: Test case %d. %s...\n",
+ pr_info("%s: Test case %d. %s...\n",
mmc_hostname(test->card->host), i + 1,
mmc_test_cases[i].name);
if (mmc_test_cases[i].prepare) {
ret = mmc_test_cases[i].prepare(test);
if (ret) {
- printk(KERN_INFO "%s: Result: Prepare "
+ pr_info("%s: Result: Prepare "
"stage failed! (%d)\n",
mmc_hostname(test->card->host),
ret);
@@ -2708,25 +2739,25 @@ static void mmc_test_run(struct mmc_test_card *test, int testcase)
ret = mmc_test_cases[i].run(test);
switch (ret) {
case RESULT_OK:
- printk(KERN_INFO "%s: Result: OK\n",
+ pr_info("%s: Result: OK\n",
mmc_hostname(test->card->host));
break;
case RESULT_FAIL:
- printk(KERN_INFO "%s: Result: FAILED\n",
+ pr_info("%s: Result: FAILED\n",
mmc_hostname(test->card->host));
break;
case RESULT_UNSUP_HOST:
- printk(KERN_INFO "%s: Result: UNSUPPORTED "
+ pr_info("%s: Result: UNSUPPORTED "
"(by host)\n",
mmc_hostname(test->card->host));
break;
case RESULT_UNSUP_CARD:
- printk(KERN_INFO "%s: Result: UNSUPPORTED "
+ pr_info("%s: Result: UNSUPPORTED "
"(by card)\n",
mmc_hostname(test->card->host));
break;
default:
- printk(KERN_INFO "%s: Result: ERROR (%d)\n",
+ pr_info("%s: Result: ERROR (%d)\n",
mmc_hostname(test->card->host), ret);
}
@@ -2737,7 +2768,7 @@ static void mmc_test_run(struct mmc_test_card *test, int testcase)
if (mmc_test_cases[i].cleanup) {
ret = mmc_test_cases[i].cleanup(test);
if (ret) {
- printk(KERN_INFO "%s: Warning: Cleanup "
+ pr_info("%s: Warning: Cleanup "
"stage failed! (%d)\n",
mmc_hostname(test->card->host),
ret);
@@ -2747,7 +2778,7 @@ static void mmc_test_run(struct mmc_test_card *test, int testcase)
mmc_release_host(test->card->host);
- printk(KERN_INFO "%s: Tests completed.\n",
+ pr_info("%s: Tests completed.\n",
mmc_hostname(test->card->host));
}
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-31 13:26:07 +0000