diff options
| -rw-r--r-- | drivers/mtd/tests/oobtest.c | 92 |
1 files changed, 12 insertions, 80 deletions
diff --git a/drivers/mtd/tests/oobtest.c b/drivers/mtd/tests/oobtest.c index ab81e9a5947e..ff35c465bfee 100644 --- a/drivers/mtd/tests/oobtest.c +++ b/drivers/mtd/tests/oobtest.c @@ -31,6 +31,8 @@ #include <linux/sched.h> #include <linux/random.h> +#include "mtd_test.h" + static int dev = -EINVAL; module_param(dev, int, S_IRUGO); MODULE_PARM_DESC(dev, "MTD device number to use"); @@ -49,49 +51,6 @@ static int use_len_max; static int vary_offset; static struct rnd_state rnd_state; -static int erase_eraseblock(int ebnum) -{ - int err; - struct erase_info ei; - loff_t addr = ebnum * mtd->erasesize; - - memset(&ei, 0, sizeof(struct erase_info)); - ei.mtd = mtd; - ei.addr = addr; - ei.len = mtd->erasesize; - - err = mtd_erase(mtd, &ei); - if (err) { - pr_err("error %d while erasing EB %d\n", err, ebnum); - return err; - } - - if (ei.state == MTD_ERASE_FAILED) { - pr_err("some erase error occurred at EB %d\n", ebnum); - return -EIO; - } - - return 0; -} - -static int erase_whole_device(void) -{ - int err; - unsigned int i; - - pr_info("erasing whole device\n"); - for (i = 0; i < ebcnt; ++i) { - if (bbt[i]) - continue; - err = erase_eraseblock(i); - if (err) - return err; - cond_resched(); - } - pr_info("erased %u eraseblocks\n", i); - return 0; -} - static void do_vary_offset(void) { use_len -= 1; @@ -304,36 +263,6 @@ static int verify_all_eraseblocks(void) return 0; } -static int is_block_bad(int ebnum) -{ - int ret; - loff_t addr = ebnum * mtd->erasesize; - - ret = mtd_block_isbad(mtd, addr); - if (ret) - pr_info("block %d is bad\n", ebnum); - return ret; -} - -static int scan_for_bad_eraseblocks(void) -{ - int i, bad = 0; - - bbt = kmalloc(ebcnt, GFP_KERNEL); - if (!bbt) - return -ENOMEM; - - pr_info("scanning for bad eraseblocks\n"); - for (i = 0; i < ebcnt; ++i) { - bbt[i] = is_block_bad(i) ? 1 : 0; - if (bbt[i]) - bad += 1; - cond_resched(); - } - pr_info("scanned %d eraseblocks, %d are bad\n", i, bad); - return 0; -} - static int __init mtd_oobtest_init(void) { int err = 0; @@ -383,8 +312,11 @@ static int __init mtd_oobtest_init(void) writebuf = kmalloc(mtd->erasesize, GFP_KERNEL); if (!writebuf) goto out; + bbt = kzalloc(ebcnt, GFP_KERNEL); + if (!bbt) + goto out; - err = scan_for_bad_eraseblocks(); + err = mtdtest_scan_for_bad_eraseblocks(mtd, bbt, 0, ebcnt); if (err) goto out; @@ -396,7 +328,7 @@ static int __init mtd_oobtest_init(void) /* First test: write all OOB, read it back and verify */ pr_info("test 1 of 5\n"); - err = erase_whole_device(); + err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt); if (err) goto out; @@ -416,7 +348,7 @@ static int __init mtd_oobtest_init(void) */ pr_info("test 2 of 5\n"); - err = erase_whole_device(); + err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt); if (err) goto out; @@ -446,7 +378,7 @@ static int __init mtd_oobtest_init(void) */ pr_info("test 3 of 5\n"); - err = erase_whole_device(); + err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt); if (err) goto out; @@ -479,7 +411,7 @@ static int __init mtd_oobtest_init(void) /* Fourth test: try to write off end of device */ pr_info("test 4 of 5\n"); - err = erase_whole_device(); + err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt); if (err) goto out; @@ -571,7 +503,7 @@ static int __init mtd_oobtest_init(void) errcnt += 1; } - err = erase_eraseblock(ebcnt - 1); + err = mtdtest_erase_eraseblock(mtd, ebcnt - 1); if (err) goto out; @@ -620,7 +552,7 @@ static int __init mtd_oobtest_init(void) pr_info("test 5 of 5\n"); /* Erase all eraseblocks */ - err = erase_whole_device(); + err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt); if (err) goto out; |