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path: root/drivers/mtd/tests/mtd_pagetest.c
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Diffstat (limited to 'drivers/mtd/tests/mtd_pagetest.c')
-rw-r--r--drivers/mtd/tests/mtd_pagetest.c152
1 files changed, 76 insertions, 76 deletions
diff --git a/drivers/mtd/tests/mtd_pagetest.c b/drivers/mtd/tests/mtd_pagetest.c
index 252ddb092fb..f93a76f8811 100644
--- a/drivers/mtd/tests/mtd_pagetest.c
+++ b/drivers/mtd/tests/mtd_pagetest.c
@@ -19,6 +19,8 @@
* Author: Adrian Hunter <ext-adrian.hunter@nokia.com>
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <asm/div64.h>
#include <linux/init.h>
#include <linux/module.h>
@@ -28,8 +30,6 @@
#include <linux/slab.h>
#include <linux/sched.h>
-#define PRINT_PREF KERN_INFO "mtd_pagetest: "
-
static int dev = -EINVAL;
module_param(dev, int, S_IRUGO);
MODULE_PARM_DESC(dev, "MTD device number to use");
@@ -79,12 +79,12 @@ static int erase_eraseblock(int ebnum)
err = mtd_erase(mtd, &ei);
if (err) {
- printk(PRINT_PREF "error %d while erasing EB %d\n", err, ebnum);
+ pr_err("error %d while erasing EB %d\n", err, ebnum);
return err;
}
if (ei.state == MTD_ERASE_FAILED) {
- printk(PRINT_PREF "some erase error occurred at EB %d\n",
+ pr_err("some erase error occurred at EB %d\n",
ebnum);
return -EIO;
}
@@ -102,7 +102,7 @@ static int write_eraseblock(int ebnum)
cond_resched();
err = mtd_write(mtd, addr, mtd->erasesize, &written, writebuf);
if (err || written != mtd->erasesize)
- printk(PRINT_PREF "error: write failed at %#llx\n",
+ pr_err("error: write failed at %#llx\n",
(long long)addr);
return err;
@@ -131,7 +131,7 @@ static int verify_eraseblock(int ebnum)
if (mtd_is_bitflip(err))
err = 0;
if (err || read != bufsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)addr0);
return err;
}
@@ -139,7 +139,7 @@ static int verify_eraseblock(int ebnum)
if (mtd_is_bitflip(err))
err = 0;
if (err || read != bufsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)(addrn - bufsize));
return err;
}
@@ -148,12 +148,12 @@ static int verify_eraseblock(int ebnum)
if (mtd_is_bitflip(err))
err = 0;
if (err || read != bufsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)addr);
break;
}
if (memcmp(twopages, writebuf + (j * pgsize), bufsize)) {
- printk(PRINT_PREF "error: verify failed at %#llx\n",
+ pr_err("error: verify failed at %#llx\n",
(long long)addr);
errcnt += 1;
}
@@ -166,7 +166,7 @@ static int verify_eraseblock(int ebnum)
if (mtd_is_bitflip(err))
err = 0;
if (err || read != bufsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)addr0);
return err;
}
@@ -174,7 +174,7 @@ static int verify_eraseblock(int ebnum)
if (mtd_is_bitflip(err))
err = 0;
if (err || read != bufsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)(addrn - bufsize));
return err;
}
@@ -183,14 +183,14 @@ static int verify_eraseblock(int ebnum)
if (mtd_is_bitflip(err))
err = 0;
if (err || read != bufsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)addr);
return err;
}
memcpy(boundary, writebuf + mtd->erasesize - pgsize, pgsize);
set_random_data(boundary + pgsize, pgsize);
if (memcmp(twopages, boundary, bufsize)) {
- printk(PRINT_PREF "error: verify failed at %#llx\n",
+ pr_err("error: verify failed at %#llx\n",
(long long)addr);
errcnt += 1;
}
@@ -206,10 +206,10 @@ static int crosstest(void)
loff_t addr, addr0, addrn;
unsigned char *pp1, *pp2, *pp3, *pp4;
- printk(PRINT_PREF "crosstest\n");
+ pr_info("crosstest\n");
pp1 = kmalloc(pgsize * 4, GFP_KERNEL);
if (!pp1) {
- printk(PRINT_PREF "error: cannot allocate memory\n");
+ pr_err("error: cannot allocate memory\n");
return -ENOMEM;
}
pp2 = pp1 + pgsize;
@@ -231,7 +231,7 @@ static int crosstest(void)
if (mtd_is_bitflip(err))
err = 0;
if (err || read != pgsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)addr);
kfree(pp1);
return err;
@@ -243,7 +243,7 @@ static int crosstest(void)
if (mtd_is_bitflip(err))
err = 0;
if (err || read != pgsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)addr);
kfree(pp1);
return err;
@@ -251,12 +251,12 @@ static int crosstest(void)
/* Read first page to pp2 */
addr = addr0;
- printk(PRINT_PREF "reading page at %#llx\n", (long long)addr);
+ pr_info("reading page at %#llx\n", (long long)addr);
err = mtd_read(mtd, addr, pgsize, &read, pp2);
if (mtd_is_bitflip(err))
err = 0;
if (err || read != pgsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)addr);
kfree(pp1);
return err;
@@ -264,12 +264,12 @@ static int crosstest(void)
/* Read last page to pp3 */
addr = addrn - pgsize;
- printk(PRINT_PREF "reading page at %#llx\n", (long long)addr);
+ pr_info("reading page at %#llx\n", (long long)addr);
err = mtd_read(mtd, addr, pgsize, &read, pp3);
if (mtd_is_bitflip(err))
err = 0;
if (err || read != pgsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)addr);
kfree(pp1);
return err;
@@ -277,25 +277,25 @@ static int crosstest(void)
/* Read first page again to pp4 */
addr = addr0;
- printk(PRINT_PREF "reading page at %#llx\n", (long long)addr);
+ pr_info("reading page at %#llx\n", (long long)addr);
err = mtd_read(mtd, addr, pgsize, &read, pp4);
if (mtd_is_bitflip(err))
err = 0;
if (err || read != pgsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)addr);
kfree(pp1);
return err;
}
/* pp2 and pp4 should be the same */
- printk(PRINT_PREF "verifying pages read at %#llx match\n",
+ pr_info("verifying pages read at %#llx match\n",
(long long)addr0);
if (memcmp(pp2, pp4, pgsize)) {
- printk(PRINT_PREF "verify failed!\n");
+ pr_err("verify failed!\n");
errcnt += 1;
} else if (!err)
- printk(PRINT_PREF "crosstest ok\n");
+ pr_info("crosstest ok\n");
kfree(pp1);
return err;
}
@@ -307,7 +307,7 @@ static int erasecrosstest(void)
loff_t addr0;
char *readbuf = twopages;
- printk(PRINT_PREF "erasecrosstest\n");
+ pr_info("erasecrosstest\n");
ebnum = 0;
addr0 = 0;
@@ -320,79 +320,79 @@ static int erasecrosstest(void)
while (ebnum2 && bbt[ebnum2])
ebnum2 -= 1;
- printk(PRINT_PREF "erasing block %d\n", ebnum);
+ pr_info("erasing block %d\n", ebnum);
err = erase_eraseblock(ebnum);
if (err)
return err;
- printk(PRINT_PREF "writing 1st page of block %d\n", ebnum);
+ pr_info("writing 1st page of block %d\n", ebnum);
set_random_data(writebuf, pgsize);
strcpy(writebuf, "There is no data like this!");
err = mtd_write(mtd, addr0, pgsize, &written, writebuf);
if (err || written != pgsize) {
- printk(PRINT_PREF "error: write failed at %#llx\n",
+ pr_info("error: write failed at %#llx\n",
(long long)addr0);
return err ? err : -1;
}
- printk(PRINT_PREF "reading 1st page of block %d\n", ebnum);
+ pr_info("reading 1st page of block %d\n", ebnum);
memset(readbuf, 0, pgsize);
err = mtd_read(mtd, addr0, pgsize, &read, readbuf);
if (mtd_is_bitflip(err))
err = 0;
if (err || read != pgsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)addr0);
return err ? err : -1;
}
- printk(PRINT_PREF "verifying 1st page of block %d\n", ebnum);
+ pr_info("verifying 1st page of block %d\n", ebnum);
if (memcmp(writebuf, readbuf, pgsize)) {
- printk(PRINT_PREF "verify failed!\n");
+ pr_err("verify failed!\n");
errcnt += 1;
return -1;
}
- printk(PRINT_PREF "erasing block %d\n", ebnum);
+ pr_info("erasing block %d\n", ebnum);
err = erase_eraseblock(ebnum);
if (err)
return err;
- printk(PRINT_PREF "writing 1st page of block %d\n", ebnum);
+ pr_info("writing 1st page of block %d\n", ebnum);
set_random_data(writebuf, pgsize);
strcpy(writebuf, "There is no data like this!");
err = mtd_write(mtd, addr0, pgsize, &written, writebuf);
if (err || written != pgsize) {
- printk(PRINT_PREF "error: write failed at %#llx\n",
+ pr_err("error: write failed at %#llx\n",
(long long)addr0);
return err ? err : -1;
}
- printk(PRINT_PREF "erasing block %d\n", ebnum2);
+ pr_info("erasing block %d\n", ebnum2);
err = erase_eraseblock(ebnum2);
if (err)
return err;
- printk(PRINT_PREF "reading 1st page of block %d\n", ebnum);
+ pr_info("reading 1st page of block %d\n", ebnum);
memset(readbuf, 0, pgsize);
err = mtd_read(mtd, addr0, pgsize, &read, readbuf);
if (mtd_is_bitflip(err))
err = 0;
if (err || read != pgsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)addr0);
return err ? err : -1;
}
- printk(PRINT_PREF "verifying 1st page of block %d\n", ebnum);
+ pr_info("verifying 1st page of block %d\n", ebnum);
if (memcmp(writebuf, readbuf, pgsize)) {
- printk(PRINT_PREF "verify failed!\n");
+ pr_err("verify failed!\n");
errcnt += 1;
return -1;
}
if (!err)
- printk(PRINT_PREF "erasecrosstest ok\n");
+ pr_info("erasecrosstest ok\n");
return err;
}
@@ -402,7 +402,7 @@ static int erasetest(void)
int err = 0, i, ebnum, ok = 1;
loff_t addr0;
- printk(PRINT_PREF "erasetest\n");
+ pr_info("erasetest\n");
ebnum = 0;
addr0 = 0;
@@ -411,40 +411,40 @@ static int erasetest(void)
ebnum += 1;
}
- printk(PRINT_PREF "erasing block %d\n", ebnum);
+ pr_info("erasing block %d\n", ebnum);
err = erase_eraseblock(ebnum);
if (err)
return err;
- printk(PRINT_PREF "writing 1st page of block %d\n", ebnum);
+ pr_info("writing 1st page of block %d\n", ebnum);
set_random_data(writebuf, pgsize);
err = mtd_write(mtd, addr0, pgsize, &written, writebuf);
if (err || written != pgsize) {
- printk(PRINT_PREF "error: write failed at %#llx\n",
+ pr_err("error: write failed at %#llx\n",
(long long)addr0);
return err ? err : -1;
}
- printk(PRINT_PREF "erasing block %d\n", ebnum);
+ pr_info("erasing block %d\n", ebnum);
err = erase_eraseblock(ebnum);
if (err)
return err;
- printk(PRINT_PREF "reading 1st page of block %d\n", ebnum);
+ pr_info("reading 1st page of block %d\n", ebnum);
err = mtd_read(mtd, addr0, pgsize, &read, twopages);
if (mtd_is_bitflip(err))
err = 0;
if (err || read != pgsize) {
- printk(PRINT_PREF "error: read failed at %#llx\n",
+ pr_err("error: read failed at %#llx\n",
(long long)addr0);
return err ? err : -1;
}
- printk(PRINT_PREF "verifying 1st page of block %d is all 0xff\n",
+ pr_info("verifying 1st page of block %d is all 0xff\n",
ebnum);
for (i = 0; i < pgsize; ++i)
if (twopages[i] != 0xff) {
- printk(PRINT_PREF "verifying all 0xff failed at %d\n",
+ pr_err("verifying all 0xff failed at %d\n",
i);
errcnt += 1;
ok = 0;
@@ -452,7 +452,7 @@ static int erasetest(void)
}
if (ok && !err)
- printk(PRINT_PREF "erasetest ok\n");
+ pr_info("erasetest ok\n");
return err;
}
@@ -464,7 +464,7 @@ static int is_block_bad(int ebnum)
ret = mtd_block_isbad(mtd, addr);
if (ret)
- printk(PRINT_PREF "block %d is bad\n", ebnum);
+ pr_info("block %d is bad\n", ebnum);
return ret;
}
@@ -474,18 +474,18 @@ static int scan_for_bad_eraseblocks(void)
bbt = kzalloc(ebcnt, GFP_KERNEL);
if (!bbt) {
- printk(PRINT_PREF "error: cannot allocate memory\n");
+ pr_err("error: cannot allocate memory\n");
return -ENOMEM;
}
- printk(PRINT_PREF "scanning for bad eraseblocks\n");
+ 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();
}
- printk(PRINT_PREF "scanned %d eraseblocks, %d are bad\n", i, bad);
+ pr_info("scanned %d eraseblocks, %d are bad\n", i, bad);
return 0;
}
@@ -499,22 +499,22 @@ static int __init mtd_pagetest_init(void)
printk(KERN_INFO "=================================================\n");
if (dev < 0) {
- printk(PRINT_PREF "Please specify a valid mtd-device via module paramter\n");
- printk(KERN_CRIT "CAREFUL: This test wipes all data on the specified MTD device!\n");
+ pr_info("Please specify a valid mtd-device via module parameter\n");
+ pr_crit("CAREFUL: This test wipes all data on the specified MTD device!\n");
return -EINVAL;
}
- printk(PRINT_PREF "MTD device: %d\n", dev);
+ pr_info("MTD device: %d\n", dev);
mtd = get_mtd_device(NULL, dev);
if (IS_ERR(mtd)) {
err = PTR_ERR(mtd);
- printk(PRINT_PREF "error: cannot get MTD device\n");
+ pr_err("error: cannot get MTD device\n");
return err;
}
if (mtd->type != MTD_NANDFLASH) {
- printk(PRINT_PREF "this test requires NAND flash\n");
+ pr_info("this test requires NAND flash\n");
goto out;
}
@@ -524,7 +524,7 @@ static int __init mtd_pagetest_init(void)
pgcnt = mtd->erasesize / mtd->writesize;
pgsize = mtd->writesize;
- printk(PRINT_PREF "MTD device size %llu, eraseblock size %u, "
+ pr_info("MTD device size %llu, eraseblock size %u, "
"page size %u, count of eraseblocks %u, pages per "
"eraseblock %u, OOB size %u\n",
(unsigned long long)mtd->size, mtd->erasesize,
@@ -534,17 +534,17 @@ static int __init mtd_pagetest_init(void)
bufsize = pgsize * 2;
writebuf = kmalloc(mtd->erasesize, GFP_KERNEL);
if (!writebuf) {
- printk(PRINT_PREF "error: cannot allocate memory\n");
+ pr_err("error: cannot allocate memory\n");
goto out;
}
twopages = kmalloc(bufsize, GFP_KERNEL);
if (!twopages) {
- printk(PRINT_PREF "error: cannot allocate memory\n");
+ pr_err("error: cannot allocate memory\n");
goto out;
}
boundary = kmalloc(bufsize, GFP_KERNEL);
if (!boundary) {
- printk(PRINT_PREF "error: cannot allocate memory\n");
+ pr_err("error: cannot allocate memory\n");
goto out;
}
@@ -553,7 +553,7 @@ static int __init mtd_pagetest_init(void)
goto out;
/* Erase all eraseblocks */
- printk(PRINT_PREF "erasing whole device\n");
+ pr_info("erasing whole device\n");
for (i = 0; i < ebcnt; ++i) {
if (bbt[i])
continue;
@@ -562,11 +562,11 @@ static int __init mtd_pagetest_init(void)
goto out;
cond_resched();
}
- printk(PRINT_PREF "erased %u eraseblocks\n", i);
+ pr_info("erased %u eraseblocks\n", i);
/* Write all eraseblocks */
simple_srand(1);
- printk(PRINT_PREF "writing whole device\n");
+ pr_info("writing whole device\n");
for (i = 0; i < ebcnt; ++i) {
if (bbt[i])
continue;
@@ -574,14 +574,14 @@ static int __init mtd_pagetest_init(void)
if (err)
goto out;
if (i % 256 == 0)
- printk(PRINT_PREF "written up to eraseblock %u\n", i);
+ pr_info("written up to eraseblock %u\n", i);
cond_resched();
}
- printk(PRINT_PREF "written %u eraseblocks\n", i);
+ pr_info("written %u eraseblocks\n", i);
/* Check all eraseblocks */
simple_srand(1);
- printk(PRINT_PREF "verifying all eraseblocks\n");
+ pr_info("verifying all eraseblocks\n");
for (i = 0; i < ebcnt; ++i) {
if (bbt[i])
continue;
@@ -589,10 +589,10 @@ static int __init mtd_pagetest_init(void)
if (err)
goto out;
if (i % 256 == 0)
- printk(PRINT_PREF "verified up to eraseblock %u\n", i);
+ pr_info("verified up to eraseblock %u\n", i);
cond_resched();
}
- printk(PRINT_PREF "verified %u eraseblocks\n", i);
+ pr_info("verified %u eraseblocks\n", i);
err = crosstest();
if (err)
@@ -606,7 +606,7 @@ static int __init mtd_pagetest_init(void)
if (err)
goto out;
- printk(PRINT_PREF "finished with %d errors\n", errcnt);
+ pr_info("finished with %d errors\n", errcnt);
out:
kfree(bbt);
@@ -615,7 +615,7 @@ out:
kfree(writebuf);
put_mtd_device(mtd);
if (err)
- printk(PRINT_PREF "error %d occurred\n", err);
+ pr_info("error %d occurred\n", err);
printk(KERN_INFO "=================================================\n");
return err;
}
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-11-04 12:17:35 +0000