diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-28 14:16:11 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-28 14:16:11 -0700 |
commit | 46b51ea2099fa2082342e52b8284aa828429b80b (patch) | |
tree | 0a0d7bfe1aff036c86a2e7beacbd91398008bfb6 /drivers/mmc/card/mmc_test.c | |
parent | 1fdb24e969110fafea36d3b393bea438f702c87f (diff) | |
parent | a6029e1f75bb484c1f5bc68b6a8572e4024795bc (diff) |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc: (83 commits)
mmc: fix compile error when CONFIG_BLOCK is not enabled
mmc: core: Cleanup eMMC4.5 conditionals
mmc: omap_hsmmc: if multiblock reads are broken, disable them
mmc: core: add workaround for controllers with broken multiblock reads
mmc: core: Prevent too long response times for suspend
mmc: recognise SDIO cards with SDIO_CCCR_REV 3.00
mmc: sd: Handle SD3.0 cards not supporting UHS-I bus speed mode
mmc: core: support HPI send command
mmc: core: Add cache control for eMMC4.5 device
mmc: core: Modify the timeout value for writing power class
mmc: core: new discard feature support at eMMC v4.5
mmc: core: mmc sanitize feature support for v4.5
mmc: dw_mmc: modify DATA register offset
mmc: sdhci-pci: add flag for devices that can support runtime PM
mmc: omap_hsmmc: ensure pbias configuration is always done
mmc: core: Add Power Off Notify Feature eMMC 4.5
mmc: sdhci-s3c: fix potential NULL dereference
mmc: replace printk with appropriate display macro
mmc: core: Add default timeout value for CMD6
mmc: sdhci-pci: add runtime pm support
...
Diffstat (limited to 'drivers/mmc/card/mmc_test.c')
-rw-r--r-- | drivers/mmc/card/mmc_test.c | 65 |
1 files changed, 48 insertions, 17 deletions
diff --git a/drivers/mmc/card/mmc_test.c b/drivers/mmc/card/mmc_test.c index 2bf229acd3b..b038c4a9468 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)); } |