aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/mmc/core/mmc_test.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/mmc/core/mmc_test.c')
-rw-r--r--drivers/mmc/core/mmc_test.c116
1 files changed, 57 insertions, 59 deletions
diff --git a/drivers/mmc/core/mmc_test.c b/drivers/mmc/core/mmc_test.c
index 3ab6e52d106c..f99ac3123fd2 100644
--- a/drivers/mmc/core/mmc_test.c
+++ b/drivers/mmc/core/mmc_test.c
@@ -22,6 +22,11 @@
#include <linux/seq_file.h>
#include <linux/module.h>
+#include "core.h"
+#include "card.h"
+#include "host.h"
+#include "bus.h"
+
#define RESULT_OK 0
#define RESULT_FAIL 1
#define RESULT_UNSUP_HOST 2
@@ -260,7 +265,7 @@ static int mmc_test_busy(struct mmc_command *cmd)
static int mmc_test_wait_busy(struct mmc_test_card *test)
{
int ret, busy;
- struct mmc_command cmd = {0};
+ struct mmc_command cmd = {};
busy = 0;
do {
@@ -277,8 +282,7 @@ 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)
- pr_info("%s: Warning: Host did not "
- "wait for busy state to end.\n",
+ pr_info("%s: Warning: Host did not wait for busy state to end.\n",
mmc_hostname(test->card->host));
}
} while (mmc_test_busy(&cmd));
@@ -292,10 +296,10 @@ static int mmc_test_wait_busy(struct mmc_test_card *test)
static int mmc_test_buffer_transfer(struct mmc_test_card *test,
u8 *buffer, unsigned addr, unsigned blksz, int write)
{
- struct mmc_request mrq = {0};
- struct mmc_command cmd = {0};
- struct mmc_command stop = {0};
- struct mmc_data data = {0};
+ struct mmc_request mrq = {};
+ struct mmc_command cmd = {};
+ struct mmc_command stop = {};
+ struct mmc_data data = {};
struct scatterlist sg;
@@ -357,12 +361,11 @@ static struct mmc_test_mem *mmc_test_alloc_mem(unsigned long min_sz,
if (max_segs > max_page_cnt)
max_segs = max_page_cnt;
- mem = kzalloc(sizeof(struct mmc_test_mem), GFP_KERNEL);
+ mem = kzalloc(sizeof(*mem), GFP_KERNEL);
if (!mem)
return NULL;
- mem->arr = kzalloc(sizeof(struct mmc_test_pages) * max_segs,
- GFP_KERNEL);
+ mem->arr = kcalloc(max_segs, sizeof(*mem->arr), GFP_KERNEL);
if (!mem->arr)
goto out_free;
@@ -546,7 +549,7 @@ static void mmc_test_save_transfer_result(struct mmc_test_card *test,
if (!test->gr)
return;
- tr = kmalloc(sizeof(struct mmc_test_transfer_result), GFP_KERNEL);
+ tr = kmalloc(sizeof(*tr), GFP_KERNEL);
if (!tr)
return;
@@ -641,11 +644,11 @@ static int __mmc_test_prepare(struct mmc_test_card *test, int write)
if (write)
memset(test->buffer, 0xDF, 512);
else {
- for (i = 0;i < 512;i++)
+ for (i = 0; i < 512; i++)
test->buffer[i] = i;
}
- for (i = 0;i < BUFFER_SIZE / 512;i++) {
+ for (i = 0; i < BUFFER_SIZE / 512; i++) {
ret = mmc_test_buffer_transfer(test, test->buffer, i, 512, 1);
if (ret)
return ret;
@@ -674,7 +677,7 @@ static int mmc_test_cleanup(struct mmc_test_card *test)
memset(test->buffer, 0, 512);
- for (i = 0;i < BUFFER_SIZE / 512;i++) {
+ for (i = 0; i < BUFFER_SIZE / 512; i++) {
ret = mmc_test_buffer_transfer(test, test->buffer, i, 512, 1);
if (ret)
return ret;
@@ -850,7 +853,7 @@ static int mmc_test_nonblock_transfer(struct mmc_test_card *test,
for (i = 0; i < count; i++) {
mmc_test_prepare_mrq(test, cur_areq->mrq, sg, sg_len, dev_addr,
blocks, blksz, write);
- done_areq = mmc_start_req(test->card->host, cur_areq, &status);
+ done_areq = mmc_start_areq(test->card->host, cur_areq, &status);
if (status != MMC_BLK_SUCCESS || (!done_areq && i > 0)) {
ret = RESULT_FAIL;
@@ -869,7 +872,7 @@ static int mmc_test_nonblock_transfer(struct mmc_test_card *test,
dev_addr += blocks;
}
- done_areq = mmc_start_req(test->card->host, NULL, &status);
+ done_areq = mmc_start_areq(test->card->host, NULL, &status);
if (status != MMC_BLK_SUCCESS)
ret = RESULT_FAIL;
@@ -885,10 +888,10 @@ static int mmc_test_simple_transfer(struct mmc_test_card *test,
struct scatterlist *sg, unsigned sg_len, unsigned dev_addr,
unsigned blocks, unsigned blksz, int write)
{
- struct mmc_request mrq = {0};
- struct mmc_command cmd = {0};
- struct mmc_command stop = {0};
- struct mmc_data data = {0};
+ struct mmc_request mrq = {};
+ struct mmc_command cmd = {};
+ struct mmc_command stop = {};
+ struct mmc_data data = {};
mrq.cmd = &cmd;
mrq.data = &data;
@@ -910,10 +913,10 @@ static int mmc_test_simple_transfer(struct mmc_test_card *test,
static int mmc_test_broken_transfer(struct mmc_test_card *test,
unsigned blocks, unsigned blksz, int write)
{
- struct mmc_request mrq = {0};
- struct mmc_command cmd = {0};
- struct mmc_command stop = {0};
- struct mmc_data data = {0};
+ struct mmc_request mrq = {};
+ struct mmc_command cmd = {};
+ struct mmc_command stop = {};
+ struct mmc_data data = {};
struct scatterlist sg;
@@ -946,7 +949,7 @@ static int mmc_test_transfer(struct mmc_test_card *test,
unsigned long flags;
if (write) {
- for (i = 0;i < blocks * blksz;i++)
+ for (i = 0; i < blocks * blksz; i++)
test->scratch[i] = i;
} else {
memset(test->scratch, 0, BUFFER_SIZE);
@@ -980,7 +983,7 @@ static int mmc_test_transfer(struct mmc_test_card *test,
memset(test->buffer, 0, sectors * 512);
- for (i = 0;i < sectors;i++) {
+ for (i = 0; i < sectors; i++) {
ret = mmc_test_buffer_transfer(test,
test->buffer + i * 512,
dev_addr + i, 512, 0);
@@ -988,12 +991,12 @@ static int mmc_test_transfer(struct mmc_test_card *test,
return ret;
}
- for (i = 0;i < blocks * blksz;i++) {
+ for (i = 0; i < blocks * blksz; i++) {
if (test->buffer[i] != (u8)i)
return RESULT_FAIL;
}
- for (;i < sectors * 512;i++) {
+ for (; i < sectors * 512; i++) {
if (test->buffer[i] != 0xDF)
return RESULT_FAIL;
}
@@ -1001,7 +1004,7 @@ static int mmc_test_transfer(struct mmc_test_card *test,
local_irq_save(flags);
sg_copy_to_buffer(sg, sg_len, test->scratch, BUFFER_SIZE);
local_irq_restore(flags);
- for (i = 0;i < blocks * blksz;i++) {
+ for (i = 0; i < blocks * blksz; i++) {
if (test->scratch[i] != (u8)i)
return RESULT_FAIL;
}
@@ -1086,7 +1089,7 @@ static int mmc_test_multi_write(struct mmc_test_card *test)
sg_init_one(&sg, test->buffer, size);
- return mmc_test_transfer(test, &sg, 1, 0, size/512, 512, 1);
+ return mmc_test_transfer(test, &sg, 1, 0, size / 512, 512, 1);
}
static int mmc_test_multi_read(struct mmc_test_card *test)
@@ -1107,7 +1110,7 @@ static int mmc_test_multi_read(struct mmc_test_card *test)
sg_init_one(&sg, test->buffer, size);
- return mmc_test_transfer(test, &sg, 1, 0, size/512, 512, 0);
+ return mmc_test_transfer(test, &sg, 1, 0, size / 512, 512, 0);
}
static int mmc_test_pow2_write(struct mmc_test_card *test)
@@ -1118,7 +1121,7 @@ static int mmc_test_pow2_write(struct mmc_test_card *test)
if (!test->card->csd.write_partial)
return RESULT_UNSUP_CARD;
- for (i = 1; i < 512;i <<= 1) {
+ for (i = 1; i < 512; i <<= 1) {
sg_init_one(&sg, test->buffer, i);
ret = mmc_test_transfer(test, &sg, 1, 0, 1, i, 1);
if (ret)
@@ -1136,7 +1139,7 @@ static int mmc_test_pow2_read(struct mmc_test_card *test)
if (!test->card->csd.read_partial)
return RESULT_UNSUP_CARD;
- for (i = 1; i < 512;i <<= 1) {
+ for (i = 1; i < 512; i <<= 1) {
sg_init_one(&sg, test->buffer, i);
ret = mmc_test_transfer(test, &sg, 1, 0, 1, i, 0);
if (ret)
@@ -1154,7 +1157,7 @@ static int mmc_test_weird_write(struct mmc_test_card *test)
if (!test->card->csd.write_partial)
return RESULT_UNSUP_CARD;
- for (i = 3; i < 512;i += 7) {
+ for (i = 3; i < 512; i += 7) {
sg_init_one(&sg, test->buffer, i);
ret = mmc_test_transfer(test, &sg, 1, 0, 1, i, 1);
if (ret)
@@ -1172,7 +1175,7 @@ static int mmc_test_weird_read(struct mmc_test_card *test)
if (!test->card->csd.read_partial)
return RESULT_UNSUP_CARD;
- for (i = 3; i < 512;i += 7) {
+ for (i = 3; i < 512; i += 7) {
sg_init_one(&sg, test->buffer, i);
ret = mmc_test_transfer(test, &sg, 1, 0, 1, i, 0);
if (ret)
@@ -1231,7 +1234,7 @@ static int mmc_test_align_multi_write(struct mmc_test_card *test)
for (i = 1; i < TEST_ALIGN_END; i++) {
sg_init_one(&sg, test->buffer + i, size);
- ret = mmc_test_transfer(test, &sg, 1, 0, size/512, 512, 1);
+ ret = mmc_test_transfer(test, &sg, 1, 0, size / 512, 512, 1);
if (ret)
return ret;
}
@@ -1258,7 +1261,7 @@ static int mmc_test_align_multi_read(struct mmc_test_card *test)
for (i = 1; i < TEST_ALIGN_END; i++) {
sg_init_one(&sg, test->buffer + i, size);
- ret = mmc_test_transfer(test, &sg, 1, 0, size/512, 512, 0);
+ ret = mmc_test_transfer(test, &sg, 1, 0, size / 512, 512, 0);
if (ret)
return ret;
}
@@ -1357,7 +1360,7 @@ static int mmc_test_multi_write_high(struct mmc_test_card *test)
sg_init_table(&sg, 1);
sg_set_page(&sg, test->highmem, size, 0);
- return mmc_test_transfer(test, &sg, 1, 0, size/512, 512, 1);
+ return mmc_test_transfer(test, &sg, 1, 0, size / 512, 512, 1);
}
static int mmc_test_multi_read_high(struct mmc_test_card *test)
@@ -1379,7 +1382,7 @@ static int mmc_test_multi_read_high(struct mmc_test_card *test)
sg_init_table(&sg, 1);
sg_set_page(&sg, test->highmem, size, 0);
- return mmc_test_transfer(test, &sg, 1, 0, size/512, 512, 0);
+ return mmc_test_transfer(test, &sg, 1, 0, size / 512, 512, 0);
}
#else
@@ -1533,7 +1536,7 @@ static int mmc_test_area_cleanup(struct mmc_test_card *test)
/*
* Initialize an area for testing large transfers. The test area is set to the
- * middle of the card because cards may have different charateristics at the
+ * middle of the card because cards may have different characteristics at the
* front (for FAT file system optimization). Optionally, the area is erased
* (if the card supports it) which may improve write performance. Optionally,
* the area is filled with data for subsequent read tests.
@@ -1579,7 +1582,7 @@ static int mmc_test_area_init(struct mmc_test_card *test, int erase, int fill)
if (!t->mem)
return -ENOMEM;
- t->sg = kmalloc(sizeof(struct scatterlist) * t->max_segs, GFP_KERNEL);
+ t->sg = kmalloc_array(t->max_segs, sizeof(*t->sg), GFP_KERNEL);
if (!t->sg) {
ret = -ENOMEM;
goto out_free;
@@ -2147,7 +2150,7 @@ static int mmc_test_rw_multiple_sg_len(struct mmc_test_card *test,
int i;
for (i = 0 ; i < rw->len && ret == 0; i++) {
- ret = mmc_test_rw_multiple(test, rw, 512*1024, rw->size,
+ ret = mmc_test_rw_multiple(test, rw, 512 * 1024, rw->size,
rw->sg_len[i]);
if (ret)
break;
@@ -2399,7 +2402,7 @@ static int mmc_test_ongoing_transfer(struct mmc_test_card *test,
/* Start ongoing data request */
if (use_areq) {
- mmc_start_req(host, &test_areq.areq, &blkstat);
+ mmc_start_areq(host, &test_areq.areq, &blkstat);
if (blkstat != MMC_BLK_SUCCESS) {
ret = RESULT_FAIL;
goto out_free;
@@ -2437,7 +2440,7 @@ static int mmc_test_ongoing_transfer(struct mmc_test_card *test,
/* Wait for data request to complete */
if (use_areq) {
- mmc_start_req(host, NULL, &blkstat);
+ mmc_start_areq(host, NULL, &blkstat);
if (blkstat != MMC_BLK_SUCCESS)
ret = RESULT_FAIL;
} else {
@@ -2954,7 +2957,7 @@ static void mmc_test_run(struct mmc_test_card *test, int testcase)
mmc_claim_host(test->card->host);
- for (i = 0;i < ARRAY_SIZE(mmc_test_cases);i++) {
+ for (i = 0; i < ARRAY_SIZE(mmc_test_cases); i++) {
struct mmc_test_general_result *gr;
if (testcase && ((i + 1) != testcase))
@@ -2967,16 +2970,14 @@ static void mmc_test_run(struct mmc_test_card *test, int testcase)
if (mmc_test_cases[i].prepare) {
ret = mmc_test_cases[i].prepare(test);
if (ret) {
- pr_info("%s: Result: Prepare "
- "stage failed! (%d)\n",
+ pr_info("%s: Result: Prepare stage failed! (%d)\n",
mmc_hostname(test->card->host),
ret);
continue;
}
}
- gr = kzalloc(sizeof(struct mmc_test_general_result),
- GFP_KERNEL);
+ gr = kzalloc(sizeof(*gr), GFP_KERNEL);
if (gr) {
INIT_LIST_HEAD(&gr->tr_lst);
@@ -3005,13 +3006,11 @@ static void mmc_test_run(struct mmc_test_card *test, int testcase)
mmc_hostname(test->card->host));
break;
case RESULT_UNSUP_HOST:
- pr_info("%s: Result: UNSUPPORTED "
- "(by host)\n",
+ pr_info("%s: Result: UNSUPPORTED (by host)\n",
mmc_hostname(test->card->host));
break;
case RESULT_UNSUP_CARD:
- pr_info("%s: Result: UNSUPPORTED "
- "(by card)\n",
+ pr_info("%s: Result: UNSUPPORTED (by card)\n",
mmc_hostname(test->card->host));
break;
default:
@@ -3026,8 +3025,7 @@ 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) {
- pr_info("%s: Warning: Cleanup "
- "stage failed! (%d)\n",
+ pr_info("%s: Warning: Cleanup stage failed! (%d)\n",
mmc_hostname(test->card->host),
ret);
}
@@ -3113,7 +3111,7 @@ static ssize_t mtf_test_write(struct file *file, const char __user *buf,
if (ret)
return ret;
- test = kzalloc(sizeof(struct mmc_test_card), GFP_KERNEL);
+ test = kzalloc(sizeof(*test), GFP_KERNEL);
if (!test)
return -ENOMEM;
@@ -3163,9 +3161,9 @@ static int mtf_testlist_show(struct seq_file *sf, void *data)
mutex_lock(&mmc_test_lock);
- seq_printf(sf, "0:\tRun all tests\n");
+ seq_puts(sf, "0:\tRun all tests\n");
for (i = 0; i < ARRAY_SIZE(mmc_test_cases); i++)
- seq_printf(sf, "%d:\t%s\n", i+1, mmc_test_cases[i].name);
+ seq_printf(sf, "%d:\t%s\n", i + 1, mmc_test_cases[i].name);
mutex_unlock(&mmc_test_lock);
@@ -3218,7 +3216,7 @@ static int __mmc_test_register_dbgfs_file(struct mmc_card *card,
return -ENODEV;
}
- df = kmalloc(sizeof(struct mmc_test_dbgfs_file), GFP_KERNEL);
+ df = kmalloc(sizeof(*df), GFP_KERNEL);
if (!df) {
debugfs_remove(file);
dev_err(&card->dev,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.