Blame view
drivers/mmc/card/mmc_test.c
73.8 KB
88ae600d5 mmc: mmc host tes... |
1 2 3 |
/* * linux/drivers/mmc/card/mmc_test.c * |
0121a9829 mmc_test: only bi... |
4 |
* Copyright 2007-2008 Pierre Ossman |
88ae600d5 mmc: mmc host tes... |
5 6 7 8 9 10 11 12 13 14 15 |
* * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or (at * your option) any later version. */ #include <linux/mmc/core.h> #include <linux/mmc/card.h> #include <linux/mmc/host.h> #include <linux/mmc/mmc.h> |
5a0e3ad6a include cleanup: ... |
16 |
#include <linux/slab.h> |
88ae600d5 mmc: mmc host tes... |
17 18 |
#include <linux/scatterlist.h> |
fec4dcce2 mmc_test: fix lar... |
19 |
#include <linux/swap.h> /* For nr_free_buffer_pages() */ |
3183aa153 mmc_test: collect... |
20 |
#include <linux/list.h> |
88ae600d5 mmc: mmc host tes... |
21 |
|
130067ed1 mmc_test: move fi... |
22 23 24 |
#include <linux/debugfs.h> #include <linux/uaccess.h> #include <linux/seq_file.h> |
88b476797 mmc: Add module.h... |
25 |
#include <linux/module.h> |
130067ed1 mmc_test: move fi... |
26 |
|
88ae600d5 mmc: mmc host tes... |
27 28 29 30 |
#define RESULT_OK 0 #define RESULT_FAIL 1 #define RESULT_UNSUP_HOST 2 #define RESULT_UNSUP_CARD 3 |
2661081f5 mmc_test: highmem... |
31 32 |
#define BUFFER_ORDER 2 #define BUFFER_SIZE (PAGE_SIZE << BUFFER_ORDER) |
88ae600d5 mmc: mmc host tes... |
33 |
|
3ee14bf79 mmc: mmc_test: Ex... |
34 |
#define TEST_ALIGN_END 8 |
fec4dcce2 mmc_test: fix lar... |
35 36 37 38 39 |
/* * Limit the test area size to the maximum MMC HC erase group size. Note that * the maximum SD allocation unit size is just 4MiB. */ #define TEST_AREA_MAX_SIZE (128 * 1024 * 1024) |
64f7120d8 mmc_test: add per... |
40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 |
/** * struct mmc_test_pages - pages allocated by 'alloc_pages()'. * @page: first page in the allocation * @order: order of the number of pages allocated */ struct mmc_test_pages { struct page *page; unsigned int order; }; /** * struct mmc_test_mem - allocated memory. * @arr: array of allocations * @cnt: number of allocations */ struct mmc_test_mem { struct mmc_test_pages *arr; unsigned int cnt; }; /** * struct mmc_test_area - information for performance tests. |
64f7120d8 mmc_test: add per... |
62 |
* @max_sz: test area size (in bytes) |
fec4dcce2 mmc_test: fix lar... |
63 |
* @dev_addr: address on card at which to do performance tests |
c8c8c1bdb mmc_test: fix per... |
64 65 66 |
* @max_tfr: maximum transfer size allowed by driver (in bytes) * @max_segs: maximum segments allowed by driver in scatterlist @sg * @max_seg_sz: maximum segment size allowed by driver |
64f7120d8 mmc_test: add per... |
67 68 69 70 71 72 |
* @blocks: number of (512 byte) blocks currently mapped by @sg * @sg_len: length of currently mapped scatterlist @sg * @mem: allocated memory * @sg: scatterlist */ struct mmc_test_area { |
fec4dcce2 mmc_test: fix lar... |
73 |
unsigned long max_sz; |
64f7120d8 mmc_test: add per... |
74 |
unsigned int dev_addr; |
c8c8c1bdb mmc_test: fix per... |
75 |
unsigned int max_tfr; |
64f7120d8 mmc_test: add per... |
76 |
unsigned int max_segs; |
c8c8c1bdb mmc_test: fix per... |
77 |
unsigned int max_seg_sz; |
64f7120d8 mmc_test: add per... |
78 79 80 81 82 83 84 |
unsigned int blocks; unsigned int sg_len; struct mmc_test_mem *mem; struct scatterlist *sg; }; /** |
3183aa153 mmc_test: collect... |
85 86 87 88 89 90 |
* struct mmc_test_transfer_result - transfer results for performance tests. * @link: double-linked list * @count: amount of group of sectors to check * @sectors: amount of sectors to check in one group * @ts: time values of transfer * @rate: calculated transfer rate |
b6056d123 mmc: mmc_test: ad... |
91 |
* @iops: I/O operations per second (times 100) |
3183aa153 mmc_test: collect... |
92 93 94 95 96 97 98 |
*/ struct mmc_test_transfer_result { struct list_head link; unsigned int count; unsigned int sectors; struct timespec ts; unsigned int rate; |
b6056d123 mmc: mmc_test: ad... |
99 |
unsigned int iops; |
3183aa153 mmc_test: collect... |
100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 |
}; /** * struct mmc_test_general_result - results for tests. * @link: double-linked list * @card: card under test * @testcase: number of test case * @result: result of test run * @tr_lst: transfer measurements if any as mmc_test_transfer_result */ struct mmc_test_general_result { struct list_head link; struct mmc_card *card; int testcase; int result; struct list_head tr_lst; }; /** |
130067ed1 mmc_test: move fi... |
119 120 121 122 123 124 125 126 127 128 129 130 |
* struct mmc_test_dbgfs_file - debugfs related file. * @link: double-linked list * @card: card under test * @file: file created under debugfs */ struct mmc_test_dbgfs_file { struct list_head link; struct mmc_card *card; struct dentry *file; }; /** |
64f7120d8 mmc_test: add per... |
131 132 133 134 135 136 |
* struct mmc_test_card - test information. * @card: card under test * @scratch: transfer buffer * @buffer: transfer buffer * @highmem: buffer for highmem tests * @area: information for performance tests |
3183aa153 mmc_test: collect... |
137 |
* @gr: pointer to results of current testcase |
64f7120d8 mmc_test: add per... |
138 |
*/ |
88ae600d5 mmc: mmc host tes... |
139 140 |
struct mmc_test_card { struct mmc_card *card; |
6b174931a mmc_test: cleanup |
141 |
u8 scratch[BUFFER_SIZE]; |
88ae600d5 mmc: mmc host tes... |
142 |
u8 *buffer; |
2661081f5 mmc_test: highmem... |
143 144 145 |
#ifdef CONFIG_HIGHMEM struct page *highmem; #endif |
3183aa153 mmc_test: collect... |
146 147 |
struct mmc_test_area area; struct mmc_test_general_result *gr; |
88ae600d5 mmc: mmc host tes... |
148 |
}; |
9f9c4180f mmc: mmc_test: ad... |
149 150 151 152 153 154 155 |
enum mmc_test_prep_media { MMC_TEST_PREP_NONE = 0, MMC_TEST_PREP_WRITE_FULL = 1 << 0, MMC_TEST_PREP_ERASE = 1 << 1, }; struct mmc_test_multiple_rw { |
bf0433303 mmc: mmc_test: te... |
156 |
unsigned int *sg_len; |
9f9c4180f mmc: mmc_test: ad... |
157 158 159 160 161 162 163 164 165 166 167 168 |
unsigned int *bs; unsigned int len; unsigned int size; bool do_write; bool do_nonblock_req; enum mmc_test_prep_media prepare; }; struct mmc_test_async_req { struct mmc_async_req areq; struct mmc_test_card *test; }; |
88ae600d5 mmc: mmc host tes... |
169 |
/*******************************************************************/ |
6b174931a mmc_test: cleanup |
170 |
/* General helper functions */ |
88ae600d5 mmc: mmc host tes... |
171 |
/*******************************************************************/ |
6b174931a mmc_test: cleanup |
172 173 174 |
/* * Configure correct block size in card */ |
88ae600d5 mmc: mmc host tes... |
175 176 |
static int mmc_test_set_blksize(struct mmc_test_card *test, unsigned size) { |
0f8d8ea64 mmc: Fixes for Du... |
177 |
return mmc_set_blocklen(test->card, size); |
88ae600d5 mmc: mmc host tes... |
178 |
} |
4bbb9aac9 mmc: mmc_test: Ad... |
179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 |
static bool mmc_test_card_cmd23(struct mmc_card *card) { return mmc_card_mmc(card) || (mmc_card_sd(card) && card->scr.cmds & SD_SCR_CMD23_SUPPORT); } static void mmc_test_prepare_sbc(struct mmc_test_card *test, struct mmc_request *mrq, unsigned int blocks) { struct mmc_card *card = test->card; if (!mrq->sbc || !mmc_host_cmd23(card->host) || !mmc_test_card_cmd23(card) || !mmc_op_multi(mrq->cmd->opcode) || (card->quirks & MMC_QUIRK_BLK_NO_CMD23)) { mrq->sbc = NULL; return; } mrq->sbc->opcode = MMC_SET_BLOCK_COUNT; mrq->sbc->arg = blocks; mrq->sbc->flags = MMC_RSP_R1 | MMC_CMD_AC; } |
6b174931a mmc_test: cleanup |
201 202 203 204 205 206 |
/* * Fill in the mmc_request structure given a set of transfer parameters. */ static void mmc_test_prepare_mrq(struct mmc_test_card *test, struct mmc_request *mrq, struct scatterlist *sg, unsigned sg_len, unsigned dev_addr, unsigned blocks, unsigned blksz, int write) |
88ae600d5 mmc: mmc host tes... |
207 |
{ |
6b174931a mmc_test: cleanup |
208 |
BUG_ON(!mrq || !mrq->cmd || !mrq->data || !mrq->stop); |
88ae600d5 mmc: mmc host tes... |
209 |
|
6b174931a mmc_test: cleanup |
210 211 212 |
if (blocks > 1) { mrq->cmd->opcode = write ? MMC_WRITE_MULTIPLE_BLOCK : MMC_READ_MULTIPLE_BLOCK; |
88ae600d5 mmc: mmc host tes... |
213 |
} else { |
6b174931a mmc_test: cleanup |
214 215 |
mrq->cmd->opcode = write ? MMC_WRITE_BLOCK : MMC_READ_SINGLE_BLOCK; |
88ae600d5 mmc: mmc host tes... |
216 |
} |
6b174931a mmc_test: cleanup |
217 |
mrq->cmd->arg = dev_addr; |
c286d03cc mmc_test: block a... |
218 219 |
if (!mmc_card_blockaddr(test->card)) mrq->cmd->arg <<= 9; |
6b174931a mmc_test: cleanup |
220 |
mrq->cmd->flags = MMC_RSP_R1 | MMC_CMD_ADTC; |
88ae600d5 mmc: mmc host tes... |
221 |
|
6b174931a mmc_test: cleanup |
222 223 224 225 226 227 |
if (blocks == 1) mrq->stop = NULL; else { mrq->stop->opcode = MMC_STOP_TRANSMISSION; mrq->stop->arg = 0; mrq->stop->flags = MMC_RSP_R1B | MMC_CMD_AC; |
88ae600d5 mmc: mmc host tes... |
228 |
} |
6b174931a mmc_test: cleanup |
229 230 231 232 233 |
mrq->data->blksz = blksz; mrq->data->blocks = blocks; mrq->data->flags = write ? MMC_DATA_WRITE : MMC_DATA_READ; mrq->data->sg = sg; mrq->data->sg_len = sg_len; |
88ae600d5 mmc: mmc host tes... |
234 |
|
4bbb9aac9 mmc: mmc_test: Ad... |
235 |
mmc_test_prepare_sbc(test, mrq, blocks); |
6b174931a mmc_test: cleanup |
236 237 |
mmc_set_data_timeout(mrq->data, test->card); } |
88ae600d5 mmc: mmc host tes... |
238 |
|
64f7120d8 mmc_test: add per... |
239 240 241 |
static int mmc_test_busy(struct mmc_command *cmd) { return !(cmd->resp[0] & R1_READY_FOR_DATA) || |
7435bb795 mmc: core: use de... |
242 |
(R1_CURRENT_STATE(cmd->resp[0]) == R1_STATE_PRG); |
64f7120d8 mmc_test: add per... |
243 |
} |
6b174931a mmc_test: cleanup |
244 245 246 247 248 249 |
/* * Wait for the card to finish the busy state */ static int mmc_test_wait_busy(struct mmc_test_card *test) { int ret, busy; |
1278dba16 mmc: initialize s... |
250 |
struct mmc_command cmd = {0}; |
88ae600d5 mmc: mmc host tes... |
251 252 253 |
busy = 0; do { |
88ae600d5 mmc: mmc host tes... |
254 255 256 257 258 |
memset(&cmd, 0, sizeof(struct mmc_command)); cmd.opcode = MMC_SEND_STATUS; cmd.arg = test->card->rca << 16; cmd.flags = MMC_RSP_R1 | MMC_CMD_AC; |
6b174931a mmc_test: cleanup |
259 260 |
ret = mmc_wait_for_cmd(test->card->host, &cmd, 0); if (ret) |
88ae600d5 mmc: mmc host tes... |
261 |
break; |
64f7120d8 mmc_test: add per... |
262 |
if (!busy && mmc_test_busy(&cmd)) { |
88ae600d5 mmc: mmc host tes... |
263 |
busy = 1; |
54d6b44a5 mmc: mmc_test: On... |
264 |
if (test->card->host->caps & MMC_CAP_WAIT_WHILE_BUSY) |
a3c76eb9d mmc: replace prin... |
265 |
pr_info("%s: Warning: Host did not " |
54d6b44a5 mmc: mmc_test: On... |
266 267 268 |
"wait for busy state to end. ", mmc_hostname(test->card->host)); |
88ae600d5 mmc: mmc host tes... |
269 |
} |
64f7120d8 mmc_test: add per... |
270 |
} while (mmc_test_busy(&cmd)); |
88ae600d5 mmc: mmc host tes... |
271 272 273 |
return ret; } |
6b174931a mmc_test: cleanup |
274 275 276 277 278 |
/* * Transfer a single sector of kernel addressable data */ static int mmc_test_buffer_transfer(struct mmc_test_card *test, u8 *buffer, unsigned addr, unsigned blksz, int write) |
88ae600d5 mmc: mmc host tes... |
279 |
{ |
24f5b53ba mmc: initialize s... |
280 |
struct mmc_request mrq = {0}; |
1278dba16 mmc: initialize s... |
281 282 |
struct mmc_command cmd = {0}; struct mmc_command stop = {0}; |
a61ad2b49 mmc: initialize s... |
283 |
struct mmc_data data = {0}; |
6b174931a mmc_test: cleanup |
284 285 |
struct scatterlist sg; |
6b174931a mmc_test: cleanup |
286 287 288 289 290 291 292 293 294 295 296 297 298 299 |
mrq.cmd = &cmd; mrq.data = &data; mrq.stop = &stop; sg_init_one(&sg, buffer, blksz); mmc_test_prepare_mrq(test, &mrq, &sg, 1, addr, 1, blksz, write); mmc_wait_for_req(test->card->host, &mrq); if (cmd.error) return cmd.error; if (data.error) return data.error; |
30a9b9e1e mmc: card: mmc_te... |
300 |
return mmc_test_wait_busy(test); |
88ae600d5 mmc: mmc host tes... |
301 |
} |
64f7120d8 mmc_test: add per... |
302 303 304 305 306 307 308 309 310 311 312 313 |
static void mmc_test_free_mem(struct mmc_test_mem *mem) { if (!mem) return; while (mem->cnt--) __free_pages(mem->arr[mem->cnt].page, mem->arr[mem->cnt].order); kfree(mem->arr); kfree(mem); } /* |
25985edce Fix common misspe... |
314 |
* Allocate a lot of memory, preferably max_sz but at least min_sz. In case |
c8c8c1bdb mmc_test: fix per... |
315 316 317 |
* there isn't much memory do not exceed 1/16th total lowmem pages. Also do * not exceed a maximum number of segments and try not to make segments much * bigger than maximum segment size. |
64f7120d8 mmc_test: add per... |
318 |
*/ |
fec4dcce2 mmc_test: fix lar... |
319 |
static struct mmc_test_mem *mmc_test_alloc_mem(unsigned long min_sz, |
c8c8c1bdb mmc_test: fix per... |
320 321 322 |
unsigned long max_sz, unsigned int max_segs, unsigned int max_seg_sz) |
64f7120d8 mmc_test: add per... |
323 |
{ |
fec4dcce2 mmc_test: fix lar... |
324 325 |
unsigned long max_page_cnt = DIV_ROUND_UP(max_sz, PAGE_SIZE); unsigned long min_page_cnt = DIV_ROUND_UP(min_sz, PAGE_SIZE); |
c8c8c1bdb mmc_test: fix per... |
326 |
unsigned long max_seg_page_cnt = DIV_ROUND_UP(max_seg_sz, PAGE_SIZE); |
fec4dcce2 mmc_test: fix lar... |
327 328 |
unsigned long page_cnt = 0; unsigned long limit = nr_free_buffer_pages() >> 4; |
64f7120d8 mmc_test: add per... |
329 |
struct mmc_test_mem *mem; |
64f7120d8 mmc_test: add per... |
330 |
|
fec4dcce2 mmc_test: fix lar... |
331 332 |
if (max_page_cnt > limit) max_page_cnt = limit; |
3d203be83 mmc_test: fix mem... |
333 334 |
if (min_page_cnt > max_page_cnt) min_page_cnt = max_page_cnt; |
64f7120d8 mmc_test: add per... |
335 |
|
c8c8c1bdb mmc_test: fix per... |
336 337 338 339 340 |
if (max_seg_page_cnt > max_page_cnt) max_seg_page_cnt = max_page_cnt; if (max_segs > max_page_cnt) max_segs = max_page_cnt; |
64f7120d8 mmc_test: add per... |
341 342 343 |
mem = kzalloc(sizeof(struct mmc_test_mem), GFP_KERNEL); if (!mem) return NULL; |
c8c8c1bdb mmc_test: fix per... |
344 |
mem->arr = kzalloc(sizeof(struct mmc_test_pages) * max_segs, |
64f7120d8 mmc_test: add per... |
345 346 347 348 349 350 351 352 353 |
GFP_KERNEL); if (!mem->arr) goto out_free; while (max_page_cnt) { struct page *page; unsigned int order; gfp_t flags = GFP_KERNEL | GFP_DMA | __GFP_NOWARN | __GFP_NORETRY; |
c8c8c1bdb mmc_test: fix per... |
354 |
order = get_order(max_seg_page_cnt << PAGE_SHIFT); |
64f7120d8 mmc_test: add per... |
355 356 357 358 359 360 361 362 363 364 365 366 367 368 |
while (1) { page = alloc_pages(flags, order); if (page || !order) break; order -= 1; } if (!page) { if (page_cnt < min_page_cnt) goto out_free; break; } mem->arr[mem->cnt].page = page; mem->arr[mem->cnt].order = order; mem->cnt += 1; |
fec4dcce2 mmc_test: fix lar... |
369 370 |
if (max_page_cnt <= (1UL << order)) break; |
3d203be83 mmc_test: fix mem... |
371 372 |
max_page_cnt -= 1UL << order; page_cnt += 1UL << order; |
c8c8c1bdb mmc_test: fix per... |
373 374 375 376 377 |
if (mem->cnt >= max_segs) { if (page_cnt < min_page_cnt) goto out_free; break; } |
64f7120d8 mmc_test: add per... |
378 379 380 381 382 383 384 385 386 387 388 389 390 |
} return mem; out_free: mmc_test_free_mem(mem); return NULL; } /* * Map memory into a scatterlist. Optionally allow the same memory to be * mapped more than once. */ |
bf0433303 mmc: mmc_test: te... |
391 |
static int mmc_test_map_sg(struct mmc_test_mem *mem, unsigned long size, |
64f7120d8 mmc_test: add per... |
392 |
struct scatterlist *sglist, int repeat, |
c8c8c1bdb mmc_test: fix per... |
393 |
unsigned int max_segs, unsigned int max_seg_sz, |
bf0433303 mmc: mmc_test: te... |
394 |
unsigned int *sg_len, int min_sg_len) |
64f7120d8 mmc_test: add per... |
395 396 397 |
{ struct scatterlist *sg = NULL; unsigned int i; |
bf0433303 mmc: mmc_test: te... |
398 |
unsigned long sz = size; |
64f7120d8 mmc_test: add per... |
399 400 |
sg_init_table(sglist, max_segs); |
bf0433303 mmc: mmc_test: te... |
401 402 |
if (min_sg_len > max_segs) min_sg_len = max_segs; |
64f7120d8 mmc_test: add per... |
403 404 405 406 |
*sg_len = 0; do { for (i = 0; i < mem->cnt; i++) { |
fec4dcce2 mmc_test: fix lar... |
407 |
unsigned long len = PAGE_SIZE << mem->arr[i].order; |
64f7120d8 mmc_test: add per... |
408 |
|
bf0433303 mmc: mmc_test: te... |
409 410 |
if (min_sg_len && (size / min_sg_len < len)) len = ALIGN(size / min_sg_len, 512); |
c8c8c1bdb mmc_test: fix per... |
411 |
if (len > sz) |
64f7120d8 mmc_test: add per... |
412 |
len = sz; |
c8c8c1bdb mmc_test: fix per... |
413 414 |
if (len > max_seg_sz) len = max_seg_sz; |
64f7120d8 mmc_test: add per... |
415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 |
if (sg) sg = sg_next(sg); else sg = sglist; if (!sg) return -EINVAL; sg_set_page(sg, mem->arr[i].page, len, 0); sz -= len; *sg_len += 1; if (!sz) break; } } while (sz && repeat); if (sz) return -EINVAL; if (sg) sg_mark_end(sg); return 0; } /* * Map memory into a scatterlist so that no pages are contiguous. Allow the * same memory to be mapped more than once. */ static int mmc_test_map_sg_max_scatter(struct mmc_test_mem *mem, |
fec4dcce2 mmc_test: fix lar... |
443 |
unsigned long sz, |
64f7120d8 mmc_test: add per... |
444 445 |
struct scatterlist *sglist, unsigned int max_segs, |
c8c8c1bdb mmc_test: fix per... |
446 |
unsigned int max_seg_sz, |
64f7120d8 mmc_test: add per... |
447 448 449 |
unsigned int *sg_len) { struct scatterlist *sg = NULL; |
fec4dcce2 mmc_test: fix lar... |
450 451 |
unsigned int i = mem->cnt, cnt; unsigned long len; |
64f7120d8 mmc_test: add per... |
452 453 454 455 456 |
void *base, *addr, *last_addr = NULL; sg_init_table(sglist, max_segs); *sg_len = 0; |
c8c8c1bdb mmc_test: fix per... |
457 |
while (sz) { |
64f7120d8 mmc_test: add per... |
458 459 460 461 462 463 464 465 |
base = page_address(mem->arr[--i].page); cnt = 1 << mem->arr[i].order; while (sz && cnt) { addr = base + PAGE_SIZE * --cnt; if (last_addr && last_addr + PAGE_SIZE == addr) continue; last_addr = addr; len = PAGE_SIZE; |
c8c8c1bdb mmc_test: fix per... |
466 467 468 |
if (len > max_seg_sz) len = max_seg_sz; if (len > sz) |
64f7120d8 mmc_test: add per... |
469 470 471 472 473 474 475 476 477 478 479 |
len = sz; if (sg) sg = sg_next(sg); else sg = sglist; if (!sg) return -EINVAL; sg_set_page(sg, virt_to_page(addr), len, 0); sz -= len; *sg_len += 1; } |
c8c8c1bdb mmc_test: fix per... |
480 481 |
if (i == 0) i = mem->cnt; |
64f7120d8 mmc_test: add per... |
482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 |
} if (sg) sg_mark_end(sg); return 0; } /* * Calculate transfer rate in bytes per second. */ static unsigned int mmc_test_rate(uint64_t bytes, struct timespec *ts) { uint64_t ns; ns = ts->tv_sec; ns *= 1000000000; ns += ts->tv_nsec; bytes *= 1000000000; while (ns > UINT_MAX) { bytes >>= 1; ns >>= 1; } if (!ns) return 0; do_div(bytes, (uint32_t)ns); return bytes; } /* |
3183aa153 mmc_test: collect... |
517 518 519 520 |
* Save transfer results for future usage */ static void mmc_test_save_transfer_result(struct mmc_test_card *test, unsigned int count, unsigned int sectors, struct timespec ts, |
b6056d123 mmc: mmc_test: ad... |
521 |
unsigned int rate, unsigned int iops) |
3183aa153 mmc_test: collect... |
522 523 524 525 526 527 528 529 530 531 532 533 534 535 |
{ struct mmc_test_transfer_result *tr; if (!test->gr) return; tr = kmalloc(sizeof(struct mmc_test_transfer_result), GFP_KERNEL); if (!tr) return; tr->count = count; tr->sectors = sectors; tr->ts = ts; tr->rate = rate; |
b6056d123 mmc: mmc_test: ad... |
536 |
tr->iops = iops; |
3183aa153 mmc_test: collect... |
537 538 539 540 541 |
list_add_tail(&tr->link, &test->gr->tr_lst); } /* |
64f7120d8 mmc_test: add per... |
542 543 544 545 546 |
* Print the transfer rate. */ static void mmc_test_print_rate(struct mmc_test_card *test, uint64_t bytes, struct timespec *ts1, struct timespec *ts2) { |
b6056d123 mmc: mmc_test: ad... |
547 |
unsigned int rate, iops, sectors = bytes >> 9; |
64f7120d8 mmc_test: add per... |
548 549 550 551 552 |
struct timespec ts; ts = timespec_sub(*ts2, *ts1); rate = mmc_test_rate(bytes, &ts); |
b6056d123 mmc: mmc_test: ad... |
553 |
iops = mmc_test_rate(100, &ts); /* I/O ops per sec x 100 */ |
64f7120d8 mmc_test: add per... |
554 |
|
a3c76eb9d mmc: replace prin... |
555 |
pr_info("%s: Transfer of %u sectors (%u%s KiB) took %lu.%09lu " |
b6056d123 mmc: mmc_test: ad... |
556 557 |
"seconds (%u kB/s, %u KiB/s, %u.%02u IOPS) ", |
64f7120d8 mmc_test: add per... |
558 |
mmc_hostname(test->card->host), sectors, sectors >> 1, |
c27d37aed mmc_test: fix dis... |
559 |
(sectors & 1 ? ".5" : ""), (unsigned long)ts.tv_sec, |
b6056d123 mmc: mmc_test: ad... |
560 561 |
(unsigned long)ts.tv_nsec, rate / 1000, rate / 1024, iops / 100, iops % 100); |
3183aa153 mmc_test: collect... |
562 |
|
b6056d123 mmc: mmc_test: ad... |
563 |
mmc_test_save_transfer_result(test, 1, sectors, ts, rate, iops); |
64f7120d8 mmc_test: add per... |
564 565 566 567 568 569 570 571 572 |
} /* * Print the average transfer rate. */ static void mmc_test_print_avg_rate(struct mmc_test_card *test, uint64_t bytes, unsigned int count, struct timespec *ts1, struct timespec *ts2) { |
b6056d123 mmc: mmc_test: ad... |
573 |
unsigned int rate, iops, sectors = bytes >> 9; |
64f7120d8 mmc_test: add per... |
574 575 576 577 578 579 |
uint64_t tot = bytes * count; struct timespec ts; ts = timespec_sub(*ts2, *ts1); rate = mmc_test_rate(tot, &ts); |
b6056d123 mmc: mmc_test: ad... |
580 |
iops = mmc_test_rate(count * 100, &ts); /* I/O ops per sec x 100 */ |
64f7120d8 mmc_test: add per... |
581 |
|
a3c76eb9d mmc: replace prin... |
582 |
pr_info("%s: Transfer of %u x %u sectors (%u x %u%s KiB) took " |
b6056d123 mmc: mmc_test: ad... |
583 |
"%lu.%09lu seconds (%u kB/s, %u KiB/s, " |
bf0433303 mmc: mmc_test: te... |
584 585 |
"%u.%02u IOPS, sg_len %d) ", |
64f7120d8 mmc_test: add per... |
586 |
mmc_hostname(test->card->host), count, sectors, count, |
c27d37aed mmc_test: fix dis... |
587 |
sectors >> 1, (sectors & 1 ? ".5" : ""), |
64f7120d8 mmc_test: add per... |
588 |
(unsigned long)ts.tv_sec, (unsigned long)ts.tv_nsec, |
bf0433303 mmc: mmc_test: te... |
589 590 |
rate / 1000, rate / 1024, iops / 100, iops % 100, test->area.sg_len); |
3183aa153 mmc_test: collect... |
591 |
|
b6056d123 mmc: mmc_test: ad... |
592 |
mmc_test_save_transfer_result(test, count, sectors, ts, rate, iops); |
64f7120d8 mmc_test: add per... |
593 594 595 596 597 598 599 600 601 602 603 604 |
} /* * Return the card size in sectors. */ static unsigned int mmc_test_capacity(struct mmc_card *card) { if (!mmc_card_sd(card) && mmc_card_blockaddr(card)) return card->ext_csd.sectors; else return card->csd.capacity << (card->csd.read_blkbits - 9); } |
6b174931a mmc_test: cleanup |
605 606 607 608 609 610 611 612 613 |
/*******************************************************************/ /* Test preparation and cleanup */ /*******************************************************************/ /* * Fill the first couple of sectors of the card with known data * so that bad reads/writes can be detected */ static int __mmc_test_prepare(struct mmc_test_card *test, int write) |
88ae600d5 mmc: mmc host tes... |
614 615 616 617 618 619 620 621 |
{ int ret, i; ret = mmc_test_set_blksize(test, 512); if (ret) return ret; if (write) |
6b174931a mmc_test: cleanup |
622 |
memset(test->buffer, 0xDF, 512); |
88ae600d5 mmc: mmc host tes... |
623 |
else { |
6b174931a mmc_test: cleanup |
624 |
for (i = 0;i < 512;i++) |
88ae600d5 mmc: mmc host tes... |
625 626 627 628 |
test->buffer[i] = i; } for (i = 0;i < BUFFER_SIZE / 512;i++) { |
c286d03cc mmc_test: block a... |
629 |
ret = mmc_test_buffer_transfer(test, test->buffer, i, 512, 1); |
88ae600d5 mmc: mmc host tes... |
630 631 632 633 634 635 |
if (ret) return ret; } return 0; } |
6b174931a mmc_test: cleanup |
636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 |
static int mmc_test_prepare_write(struct mmc_test_card *test) { return __mmc_test_prepare(test, 1); } static int mmc_test_prepare_read(struct mmc_test_card *test) { return __mmc_test_prepare(test, 0); } static int mmc_test_cleanup(struct mmc_test_card *test) { int ret, i; ret = mmc_test_set_blksize(test, 512); if (ret) return ret; memset(test->buffer, 0, 512); for (i = 0;i < BUFFER_SIZE / 512;i++) { |
c286d03cc mmc_test: block a... |
657 |
ret = mmc_test_buffer_transfer(test, test->buffer, i, 512, 1); |
6b174931a mmc_test: cleanup |
658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 |
if (ret) return ret; } return 0; } /*******************************************************************/ /* Test execution helpers */ /*******************************************************************/ /* * Modifies the mmc_request to perform the "short transfer" tests */ static void mmc_test_prepare_broken_mrq(struct mmc_test_card *test, struct mmc_request *mrq, int write) { BUG_ON(!mrq || !mrq->cmd || !mrq->data); if (mrq->data->blocks > 1) { mrq->cmd->opcode = write ? MMC_WRITE_BLOCK : MMC_READ_SINGLE_BLOCK; mrq->stop = NULL; } else { mrq->cmd->opcode = MMC_SEND_STATUS; mrq->cmd->arg = test->card->rca << 16; } } /* * Checks that a normal transfer didn't have any errors */ static int mmc_test_check_result(struct mmc_test_card *test, |
9f9c4180f mmc: mmc_test: ad... |
691 |
struct mmc_request *mrq) |
88ae600d5 mmc: mmc host tes... |
692 |
{ |
6b174931a mmc_test: cleanup |
693 694 695 696 697 |
int ret; BUG_ON(!mrq || !mrq->cmd || !mrq->data); ret = 0; |
4bbb9aac9 mmc: mmc_test: Ad... |
698 699 |
if (mrq->sbc && mrq->sbc->error) ret = mrq->sbc->error; |
6b174931a mmc_test: cleanup |
700 701 702 703 704 705 706 707 708 709 710 711 712 713 |
if (!ret && mrq->cmd->error) ret = mrq->cmd->error; if (!ret && mrq->data->error) ret = mrq->data->error; if (!ret && mrq->stop && mrq->stop->error) ret = mrq->stop->error; if (!ret && mrq->data->bytes_xfered != mrq->data->blocks * mrq->data->blksz) ret = RESULT_FAIL; if (ret == -EINVAL) ret = RESULT_UNSUP_HOST; return ret; |
88ae600d5 mmc: mmc host tes... |
714 |
} |
9f9c4180f mmc: mmc_test: ad... |
715 716 717 718 719 720 721 722 723 724 |
static int mmc_test_check_result_async(struct mmc_card *card, struct mmc_async_req *areq) { struct mmc_test_async_req *test_async = container_of(areq, struct mmc_test_async_req, areq); mmc_test_wait_busy(test_async->test); return mmc_test_check_result(test_async->test, areq->mrq); } |
6b174931a mmc_test: cleanup |
725 726 727 728 729 |
/* * Checks that a "short transfer" behaved as expected */ static int mmc_test_check_broken_result(struct mmc_test_card *test, struct mmc_request *mrq) |
88ae600d5 mmc: mmc host tes... |
730 |
{ |
6b174931a mmc_test: cleanup |
731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 |
int ret; BUG_ON(!mrq || !mrq->cmd || !mrq->data); ret = 0; if (!ret && mrq->cmd->error) ret = mrq->cmd->error; if (!ret && mrq->data->error == 0) ret = RESULT_FAIL; if (!ret && mrq->data->error != -ETIMEDOUT) ret = mrq->data->error; if (!ret && mrq->stop && mrq->stop->error) ret = mrq->stop->error; if (mrq->data->blocks > 1) { if (!ret && mrq->data->bytes_xfered > mrq->data->blksz) ret = RESULT_FAIL; } else { if (!ret && mrq->data->bytes_xfered > 0) ret = RESULT_FAIL; } if (ret == -EINVAL) ret = RESULT_UNSUP_HOST; return ret; |
88ae600d5 mmc: mmc host tes... |
757 |
} |
6b174931a mmc_test: cleanup |
758 |
/* |
9f9c4180f mmc: mmc_test: ad... |
759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 |
* Tests nonblock transfer with certain parameters */ static void mmc_test_nonblock_reset(struct mmc_request *mrq, struct mmc_command *cmd, struct mmc_command *stop, struct mmc_data *data) { memset(mrq, 0, sizeof(struct mmc_request)); memset(cmd, 0, sizeof(struct mmc_command)); memset(data, 0, sizeof(struct mmc_data)); memset(stop, 0, sizeof(struct mmc_command)); mrq->cmd = cmd; mrq->data = data; mrq->stop = stop; } static int mmc_test_nonblock_transfer(struct mmc_test_card *test, struct scatterlist *sg, unsigned sg_len, unsigned dev_addr, unsigned blocks, unsigned blksz, int write, int count) { struct mmc_request mrq1; struct mmc_command cmd1; struct mmc_command stop1; struct mmc_data data1; struct mmc_request mrq2; struct mmc_command cmd2; struct mmc_command stop2; struct mmc_data data2; struct mmc_test_async_req test_areq[2]; struct mmc_async_req *done_areq; struct mmc_async_req *cur_areq = &test_areq[0].areq; struct mmc_async_req *other_areq = &test_areq[1].areq; int i; |
1d8286ccb mmc: mmc_test: Un... |
795 |
int ret = RESULT_OK; |
9f9c4180f mmc: mmc_test: ad... |
796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 |
test_areq[0].test = test; test_areq[1].test = test; mmc_test_nonblock_reset(&mrq1, &cmd1, &stop1, &data1); mmc_test_nonblock_reset(&mrq2, &cmd2, &stop2, &data2); cur_areq->mrq = &mrq1; cur_areq->err_check = mmc_test_check_result_async; other_areq->mrq = &mrq2; other_areq->err_check = mmc_test_check_result_async; 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, &ret); if (ret || (!done_areq && i > 0)) goto err; if (done_areq) { if (done_areq->mrq == &mrq2) mmc_test_nonblock_reset(&mrq2, &cmd2, &stop2, &data2); else mmc_test_nonblock_reset(&mrq1, &cmd1, &stop1, &data1); } |
75fda77b2 mmc: mmc-test: us... |
824 |
swap(cur_areq, other_areq); |
9f9c4180f mmc: mmc_test: ad... |
825 826 827 828 829 830 831 832 833 834 835 |
dev_addr += blocks; } done_areq = mmc_start_req(test->card->host, NULL, &ret); return ret; err: return ret; } /* |
6b174931a mmc_test: cleanup |
836 837 838 839 840 |
* Tests a basic transfer with certain parameters */ 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) |
88ae600d5 mmc: mmc host tes... |
841 |
{ |
24f5b53ba mmc: initialize s... |
842 |
struct mmc_request mrq = {0}; |
1278dba16 mmc: initialize s... |
843 844 |
struct mmc_command cmd = {0}; struct mmc_command stop = {0}; |
a61ad2b49 mmc: initialize s... |
845 |
struct mmc_data data = {0}; |
88ae600d5 mmc: mmc host tes... |
846 |
|
6b174931a mmc_test: cleanup |
847 848 849 850 851 852 853 854 |
mrq.cmd = &cmd; mrq.data = &data; mrq.stop = &stop; mmc_test_prepare_mrq(test, &mrq, sg, sg_len, dev_addr, blocks, blksz, write); mmc_wait_for_req(test->card->host, &mrq); |
88ae600d5 mmc: mmc host tes... |
855 |
|
6b174931a mmc_test: cleanup |
856 857 858 859 860 861 862 863 864 865 866 |
mmc_test_wait_busy(test); return mmc_test_check_result(test, &mrq); } /* * Tests a transfer where the card will fail completely or partly */ static int mmc_test_broken_transfer(struct mmc_test_card *test, unsigned blocks, unsigned blksz, int write) { |
24f5b53ba mmc: initialize s... |
867 |
struct mmc_request mrq = {0}; |
1278dba16 mmc: initialize s... |
868 869 |
struct mmc_command cmd = {0}; struct mmc_command stop = {0}; |
a61ad2b49 mmc: initialize s... |
870 |
struct mmc_data data = {0}; |
6b174931a mmc_test: cleanup |
871 872 |
struct scatterlist sg; |
6b174931a mmc_test: cleanup |
873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 |
mrq.cmd = &cmd; mrq.data = &data; mrq.stop = &stop; sg_init_one(&sg, test->buffer, blocks * blksz); mmc_test_prepare_mrq(test, &mrq, &sg, 1, 0, blocks, blksz, write); mmc_test_prepare_broken_mrq(test, &mrq, write); mmc_wait_for_req(test->card->host, &mrq); mmc_test_wait_busy(test); return mmc_test_check_broken_result(test, &mrq); } /* * Does a complete transfer test where data is also validated * * Note: mmc_test_prepare() must have been done before this call */ static int mmc_test_transfer(struct mmc_test_card *test, struct scatterlist *sg, unsigned sg_len, unsigned dev_addr, unsigned blocks, unsigned blksz, int write) { int ret, i; unsigned long flags; |
88ae600d5 mmc: mmc host tes... |
900 901 902 |
if (write) { for (i = 0;i < blocks * blksz;i++) |
6b174931a mmc_test: cleanup |
903 904 |
test->scratch[i] = i; } else { |
b7ac2cf1c mmc_test: Revert ... |
905 |
memset(test->scratch, 0, BUFFER_SIZE); |
88ae600d5 mmc: mmc host tes... |
906 |
} |
6b174931a mmc_test: cleanup |
907 |
local_irq_save(flags); |
b7ac2cf1c mmc_test: Revert ... |
908 |
sg_copy_from_buffer(sg, sg_len, test->scratch, BUFFER_SIZE); |
6b174931a mmc_test: cleanup |
909 |
local_irq_restore(flags); |
88ae600d5 mmc: mmc host tes... |
910 911 912 913 |
ret = mmc_test_set_blksize(test, blksz); if (ret) return ret; |
6b174931a mmc_test: cleanup |
914 915 |
ret = mmc_test_simple_transfer(test, sg, sg_len, dev_addr, blocks, blksz, write); |
88ae600d5 mmc: mmc host tes... |
916 917 918 919 |
if (ret) return ret; if (write) { |
6b174931a mmc_test: cleanup |
920 |
int sectors; |
88ae600d5 mmc: mmc host tes... |
921 922 923 924 925 926 927 928 929 930 931 932 933 934 |
ret = mmc_test_set_blksize(test, 512); if (ret) return ret; sectors = (blocks * blksz + 511) / 512; if ((sectors * 512) == (blocks * blksz)) sectors++; if ((sectors * 512) > BUFFER_SIZE) return -EINVAL; memset(test->buffer, 0, sectors * 512); for (i = 0;i < sectors;i++) { |
6b174931a mmc_test: cleanup |
935 |
ret = mmc_test_buffer_transfer(test, |
88ae600d5 mmc: mmc host tes... |
936 |
test->buffer + i * 512, |
c286d03cc mmc_test: block a... |
937 |
dev_addr + i, 512, 0); |
88ae600d5 mmc: mmc host tes... |
938 939 940 941 942 943 944 945 946 947 948 949 950 951 |
if (ret) return ret; } for (i = 0;i < blocks * blksz;i++) { if (test->buffer[i] != (u8)i) return RESULT_FAIL; } for (;i < sectors * 512;i++) { if (test->buffer[i] != 0xDF) return RESULT_FAIL; } } else { |
6b174931a mmc_test: cleanup |
952 |
local_irq_save(flags); |
b7ac2cf1c mmc_test: Revert ... |
953 |
sg_copy_to_buffer(sg, sg_len, test->scratch, BUFFER_SIZE); |
6b174931a mmc_test: cleanup |
954 |
local_irq_restore(flags); |
88ae600d5 mmc: mmc host tes... |
955 |
for (i = 0;i < blocks * blksz;i++) { |
6b174931a mmc_test: cleanup |
956 |
if (test->scratch[i] != (u8)i) |
88ae600d5 mmc: mmc host tes... |
957 958 959 960 961 962 |
return RESULT_FAIL; } } return 0; } |
88ae600d5 mmc: mmc host tes... |
963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 |
/*******************************************************************/ /* Tests */ /*******************************************************************/ struct mmc_test_case { const char *name; int (*prepare)(struct mmc_test_card *); int (*run)(struct mmc_test_card *); int (*cleanup)(struct mmc_test_card *); }; static int mmc_test_basic_write(struct mmc_test_card *test) { int ret; |
6b174931a mmc_test: cleanup |
978 |
struct scatterlist sg; |
88ae600d5 mmc: mmc host tes... |
979 980 981 982 |
ret = mmc_test_set_blksize(test, 512); if (ret) return ret; |
6b174931a mmc_test: cleanup |
983 |
sg_init_one(&sg, test->buffer, 512); |
30a9b9e1e mmc: card: mmc_te... |
984 |
return mmc_test_simple_transfer(test, &sg, 1, 0, 1, 512, 1); |
88ae600d5 mmc: mmc host tes... |
985 986 987 988 989 |
} static int mmc_test_basic_read(struct mmc_test_card *test) { int ret; |
6b174931a mmc_test: cleanup |
990 |
struct scatterlist sg; |
88ae600d5 mmc: mmc host tes... |
991 992 993 994 |
ret = mmc_test_set_blksize(test, 512); if (ret) return ret; |
6b174931a mmc_test: cleanup |
995 |
sg_init_one(&sg, test->buffer, 512); |
30a9b9e1e mmc: card: mmc_te... |
996 |
return mmc_test_simple_transfer(test, &sg, 1, 0, 1, 512, 0); |
88ae600d5 mmc: mmc host tes... |
997 998 999 1000 |
} static int mmc_test_verify_write(struct mmc_test_card *test) { |
6b174931a mmc_test: cleanup |
1001 1002 1003 |
struct scatterlist sg; sg_init_one(&sg, test->buffer, 512); |
88ae600d5 mmc: mmc host tes... |
1004 |
|
30a9b9e1e mmc: card: mmc_te... |
1005 |
return mmc_test_transfer(test, &sg, 1, 0, 1, 512, 1); |
88ae600d5 mmc: mmc host tes... |
1006 1007 1008 1009 |
} static int mmc_test_verify_read(struct mmc_test_card *test) { |
6b174931a mmc_test: cleanup |
1010 1011 1012 |
struct scatterlist sg; sg_init_one(&sg, test->buffer, 512); |
88ae600d5 mmc: mmc host tes... |
1013 |
|
30a9b9e1e mmc: card: mmc_te... |
1014 |
return mmc_test_transfer(test, &sg, 1, 0, 1, 512, 0); |
88ae600d5 mmc: mmc host tes... |
1015 1016 1017 1018 |
} static int mmc_test_multi_write(struct mmc_test_card *test) { |
88ae600d5 mmc: mmc host tes... |
1019 |
unsigned int size; |
6b174931a mmc_test: cleanup |
1020 |
struct scatterlist sg; |
88ae600d5 mmc: mmc host tes... |
1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 |
if (test->card->host->max_blk_count == 1) return RESULT_UNSUP_HOST; size = PAGE_SIZE * 2; size = min(size, test->card->host->max_req_size); size = min(size, test->card->host->max_seg_size); size = min(size, test->card->host->max_blk_count * 512); if (size < 1024) return RESULT_UNSUP_HOST; |
6b174931a mmc_test: cleanup |
1032 |
sg_init_one(&sg, test->buffer, size); |
30a9b9e1e mmc: card: mmc_te... |
1033 |
return mmc_test_transfer(test, &sg, 1, 0, size/512, 512, 1); |
88ae600d5 mmc: mmc host tes... |
1034 1035 1036 1037 |
} static int mmc_test_multi_read(struct mmc_test_card *test) { |
88ae600d5 mmc: mmc host tes... |
1038 |
unsigned int size; |
6b174931a mmc_test: cleanup |
1039 |
struct scatterlist sg; |
88ae600d5 mmc: mmc host tes... |
1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 |
if (test->card->host->max_blk_count == 1) return RESULT_UNSUP_HOST; size = PAGE_SIZE * 2; size = min(size, test->card->host->max_req_size); size = min(size, test->card->host->max_seg_size); size = min(size, test->card->host->max_blk_count * 512); if (size < 1024) return RESULT_UNSUP_HOST; |
6b174931a mmc_test: cleanup |
1051 |
sg_init_one(&sg, test->buffer, size); |
30a9b9e1e mmc: card: mmc_te... |
1052 |
return mmc_test_transfer(test, &sg, 1, 0, size/512, 512, 0); |
88ae600d5 mmc: mmc host tes... |
1053 1054 1055 1056 1057 |
} static int mmc_test_pow2_write(struct mmc_test_card *test) { int ret, i; |
6b174931a mmc_test: cleanup |
1058 |
struct scatterlist sg; |
88ae600d5 mmc: mmc host tes... |
1059 1060 1061 1062 1063 |
if (!test->card->csd.write_partial) return RESULT_UNSUP_CARD; for (i = 1; i < 512;i <<= 1) { |
6b174931a mmc_test: cleanup |
1064 1065 |
sg_init_one(&sg, test->buffer, i); ret = mmc_test_transfer(test, &sg, 1, 0, 1, i, 1); |
88ae600d5 mmc: mmc host tes... |
1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 |
if (ret) return ret; } return 0; } static int mmc_test_pow2_read(struct mmc_test_card *test) { int ret, i; |
6b174931a mmc_test: cleanup |
1076 |
struct scatterlist sg; |
88ae600d5 mmc: mmc host tes... |
1077 1078 1079 1080 1081 |
if (!test->card->csd.read_partial) return RESULT_UNSUP_CARD; for (i = 1; i < 512;i <<= 1) { |
6b174931a mmc_test: cleanup |
1082 1083 |
sg_init_one(&sg, test->buffer, i); ret = mmc_test_transfer(test, &sg, 1, 0, 1, i, 0); |
88ae600d5 mmc: mmc host tes... |
1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 |
if (ret) return ret; } return 0; } static int mmc_test_weird_write(struct mmc_test_card *test) { int ret, i; |
6b174931a mmc_test: cleanup |
1094 |
struct scatterlist sg; |
88ae600d5 mmc: mmc host tes... |
1095 1096 1097 1098 1099 |
if (!test->card->csd.write_partial) return RESULT_UNSUP_CARD; for (i = 3; i < 512;i += 7) { |
6b174931a mmc_test: cleanup |
1100 1101 |
sg_init_one(&sg, test->buffer, i); ret = mmc_test_transfer(test, &sg, 1, 0, 1, i, 1); |
88ae600d5 mmc: mmc host tes... |
1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 |
if (ret) return ret; } return 0; } static int mmc_test_weird_read(struct mmc_test_card *test) { int ret, i; |
6b174931a mmc_test: cleanup |
1112 |
struct scatterlist sg; |
88ae600d5 mmc: mmc host tes... |
1113 1114 1115 1116 1117 |
if (!test->card->csd.read_partial) return RESULT_UNSUP_CARD; for (i = 3; i < 512;i += 7) { |
6b174931a mmc_test: cleanup |
1118 1119 |
sg_init_one(&sg, test->buffer, i); ret = mmc_test_transfer(test, &sg, 1, 0, 1, i, 0); |
88ae600d5 mmc: mmc host tes... |
1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 |
if (ret) return ret; } return 0; } static int mmc_test_align_write(struct mmc_test_card *test) { int ret, i; |
6b174931a mmc_test: cleanup |
1130 |
struct scatterlist sg; |
88ae600d5 mmc: mmc host tes... |
1131 |
|
3ee14bf79 mmc: mmc_test: Ex... |
1132 |
for (i = 1; i < TEST_ALIGN_END; i++) { |
6b174931a mmc_test: cleanup |
1133 1134 |
sg_init_one(&sg, test->buffer + i, 512); ret = mmc_test_transfer(test, &sg, 1, 0, 1, 512, 1); |
88ae600d5 mmc: mmc host tes... |
1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 |
if (ret) return ret; } return 0; } static int mmc_test_align_read(struct mmc_test_card *test) { int ret, i; |
6b174931a mmc_test: cleanup |
1145 |
struct scatterlist sg; |
88ae600d5 mmc: mmc host tes... |
1146 |
|
3ee14bf79 mmc: mmc_test: Ex... |
1147 |
for (i = 1; i < TEST_ALIGN_END; i++) { |
6b174931a mmc_test: cleanup |
1148 1149 |
sg_init_one(&sg, test->buffer + i, 512); ret = mmc_test_transfer(test, &sg, 1, 0, 1, 512, 0); |
88ae600d5 mmc: mmc host tes... |
1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 |
if (ret) return ret; } return 0; } static int mmc_test_align_multi_write(struct mmc_test_card *test) { int ret, i; unsigned int size; |
6b174931a mmc_test: cleanup |
1161 |
struct scatterlist sg; |
88ae600d5 mmc: mmc host tes... |
1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 |
if (test->card->host->max_blk_count == 1) return RESULT_UNSUP_HOST; size = PAGE_SIZE * 2; size = min(size, test->card->host->max_req_size); size = min(size, test->card->host->max_seg_size); size = min(size, test->card->host->max_blk_count * 512); if (size < 1024) return RESULT_UNSUP_HOST; |
3ee14bf79 mmc: mmc_test: Ex... |
1173 |
for (i = 1; i < TEST_ALIGN_END; i++) { |
6b174931a mmc_test: cleanup |
1174 1175 |
sg_init_one(&sg, test->buffer + i, size); ret = mmc_test_transfer(test, &sg, 1, 0, size/512, 512, 1); |
88ae600d5 mmc: mmc host tes... |
1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 |
if (ret) return ret; } return 0; } static int mmc_test_align_multi_read(struct mmc_test_card *test) { int ret, i; unsigned int size; |
6b174931a mmc_test: cleanup |
1187 |
struct scatterlist sg; |
88ae600d5 mmc: mmc host tes... |
1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 |
if (test->card->host->max_blk_count == 1) return RESULT_UNSUP_HOST; size = PAGE_SIZE * 2; size = min(size, test->card->host->max_req_size); size = min(size, test->card->host->max_seg_size); size = min(size, test->card->host->max_blk_count * 512); if (size < 1024) return RESULT_UNSUP_HOST; |
3ee14bf79 mmc: mmc_test: Ex... |
1199 |
for (i = 1; i < TEST_ALIGN_END; i++) { |
6b174931a mmc_test: cleanup |
1200 1201 |
sg_init_one(&sg, test->buffer + i, size); ret = mmc_test_transfer(test, &sg, 1, 0, size/512, 512, 0); |
88ae600d5 mmc: mmc host tes... |
1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 |
if (ret) return ret; } return 0; } static int mmc_test_xfersize_write(struct mmc_test_card *test) { int ret; ret = mmc_test_set_blksize(test, 512); if (ret) return ret; |
30a9b9e1e mmc: card: mmc_te... |
1216 |
return mmc_test_broken_transfer(test, 1, 512, 1); |
88ae600d5 mmc: mmc host tes... |
1217 1218 1219 1220 1221 1222 1223 1224 1225 |
} static int mmc_test_xfersize_read(struct mmc_test_card *test) { int ret; ret = mmc_test_set_blksize(test, 512); if (ret) return ret; |
30a9b9e1e mmc: card: mmc_te... |
1226 |
return mmc_test_broken_transfer(test, 1, 512, 0); |
88ae600d5 mmc: mmc host tes... |
1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 |
} static int mmc_test_multi_xfersize_write(struct mmc_test_card *test) { int ret; if (test->card->host->max_blk_count == 1) return RESULT_UNSUP_HOST; ret = mmc_test_set_blksize(test, 512); if (ret) return ret; |
30a9b9e1e mmc: card: mmc_te... |
1239 |
return mmc_test_broken_transfer(test, 2, 512, 1); |
88ae600d5 mmc: mmc host tes... |
1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 |
} static int mmc_test_multi_xfersize_read(struct mmc_test_card *test) { int ret; if (test->card->host->max_blk_count == 1) return RESULT_UNSUP_HOST; ret = mmc_test_set_blksize(test, 512); if (ret) return ret; |
30a9b9e1e mmc: card: mmc_te... |
1252 |
return mmc_test_broken_transfer(test, 2, 512, 0); |
88ae600d5 mmc: mmc host tes... |
1253 |
} |
2661081f5 mmc_test: highmem... |
1254 1255 1256 1257 |
#ifdef CONFIG_HIGHMEM static int mmc_test_write_high(struct mmc_test_card *test) { |
2661081f5 mmc_test: highmem... |
1258 1259 1260 1261 |
struct scatterlist sg; sg_init_table(&sg, 1); sg_set_page(&sg, test->highmem, 512, 0); |
30a9b9e1e mmc: card: mmc_te... |
1262 |
return mmc_test_transfer(test, &sg, 1, 0, 1, 512, 1); |
2661081f5 mmc_test: highmem... |
1263 1264 1265 1266 |
} static int mmc_test_read_high(struct mmc_test_card *test) { |
2661081f5 mmc_test: highmem... |
1267 1268 1269 1270 |
struct scatterlist sg; sg_init_table(&sg, 1); sg_set_page(&sg, test->highmem, 512, 0); |
30a9b9e1e mmc: card: mmc_te... |
1271 |
return mmc_test_transfer(test, &sg, 1, 0, 1, 512, 0); |
2661081f5 mmc_test: highmem... |
1272 1273 1274 1275 |
} static int mmc_test_multi_write_high(struct mmc_test_card *test) { |
2661081f5 mmc_test: highmem... |
1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 |
unsigned int size; struct scatterlist sg; if (test->card->host->max_blk_count == 1) return RESULT_UNSUP_HOST; size = PAGE_SIZE * 2; size = min(size, test->card->host->max_req_size); size = min(size, test->card->host->max_seg_size); size = min(size, test->card->host->max_blk_count * 512); if (size < 1024) return RESULT_UNSUP_HOST; sg_init_table(&sg, 1); sg_set_page(&sg, test->highmem, size, 0); |
30a9b9e1e mmc: card: mmc_te... |
1292 |
return mmc_test_transfer(test, &sg, 1, 0, size/512, 512, 1); |
2661081f5 mmc_test: highmem... |
1293 1294 1295 1296 |
} static int mmc_test_multi_read_high(struct mmc_test_card *test) { |
2661081f5 mmc_test: highmem... |
1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 |
unsigned int size; struct scatterlist sg; if (test->card->host->max_blk_count == 1) return RESULT_UNSUP_HOST; size = PAGE_SIZE * 2; size = min(size, test->card->host->max_req_size); size = min(size, test->card->host->max_seg_size); size = min(size, test->card->host->max_blk_count * 512); if (size < 1024) return RESULT_UNSUP_HOST; sg_init_table(&sg, 1); sg_set_page(&sg, test->highmem, size, 0); |
30a9b9e1e mmc: card: mmc_te... |
1313 |
return mmc_test_transfer(test, &sg, 1, 0, size/512, 512, 0); |
2661081f5 mmc_test: highmem... |
1314 |
} |
64f7120d8 mmc_test: add per... |
1315 1316 1317 1318 |
#else static int mmc_test_no_highmem(struct mmc_test_card *test) { |
a3c76eb9d mmc: replace prin... |
1319 1320 |
pr_info("%s: Highmem not configured - test skipped ", |
64f7120d8 mmc_test: add per... |
1321 1322 1323 |
mmc_hostname(test->card->host)); return 0; } |
2661081f5 mmc_test: highmem... |
1324 |
#endif /* CONFIG_HIGHMEM */ |
64f7120d8 mmc_test: add per... |
1325 1326 1327 |
/* * Map sz bytes so that it can be transferred. */ |
fec4dcce2 mmc_test: fix lar... |
1328 |
static int mmc_test_area_map(struct mmc_test_card *test, unsigned long sz, |
bf0433303 mmc: mmc_test: te... |
1329 |
int max_scatter, int min_sg_len) |
64f7120d8 mmc_test: add per... |
1330 1331 |
{ struct mmc_test_area *t = &test->area; |
c8c8c1bdb mmc_test: fix per... |
1332 |
int err; |
64f7120d8 mmc_test: add per... |
1333 1334 1335 1336 |
t->blocks = sz >> 9; if (max_scatter) { |
c8c8c1bdb mmc_test: fix per... |
1337 1338 |
err = mmc_test_map_sg_max_scatter(t->mem, sz, t->sg, t->max_segs, t->max_seg_sz, |
64f7120d8 mmc_test: add per... |
1339 |
&t->sg_len); |
c8c8c1bdb mmc_test: fix per... |
1340 1341 |
} else { err = mmc_test_map_sg(t->mem, sz, t->sg, 1, t->max_segs, |
bf0433303 mmc: mmc_test: te... |
1342 |
t->max_seg_sz, &t->sg_len, min_sg_len); |
64f7120d8 mmc_test: add per... |
1343 |
} |
c8c8c1bdb mmc_test: fix per... |
1344 |
if (err) |
a3c76eb9d mmc: replace prin... |
1345 1346 |
pr_info("%s: Failed to map sg list ", |
c8c8c1bdb mmc_test: fix per... |
1347 1348 |
mmc_hostname(test->card->host)); return err; |
64f7120d8 mmc_test: add per... |
1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 |
} /* * Transfer bytes mapped by mmc_test_area_map(). */ static int mmc_test_area_transfer(struct mmc_test_card *test, unsigned int dev_addr, int write) { struct mmc_test_area *t = &test->area; return mmc_test_simple_transfer(test, t->sg, t->sg_len, dev_addr, t->blocks, 512, write); } /* |
9f9c4180f mmc: mmc_test: ad... |
1364 |
* Map and transfer bytes for multiple transfers. |
64f7120d8 mmc_test: add per... |
1365 |
*/ |
9f9c4180f mmc: mmc_test: ad... |
1366 1367 1368 |
static int mmc_test_area_io_seq(struct mmc_test_card *test, unsigned long sz, unsigned int dev_addr, int write, int max_scatter, int timed, int count, |
bf0433303 mmc: mmc_test: te... |
1369 |
bool nonblock, int min_sg_len) |
64f7120d8 mmc_test: add per... |
1370 1371 |
{ struct timespec ts1, ts2; |
9f9c4180f mmc: mmc_test: ad... |
1372 1373 1374 |
int ret = 0; int i; struct mmc_test_area *t = &test->area; |
64f7120d8 mmc_test: add per... |
1375 |
|
c8c8c1bdb mmc_test: fix per... |
1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 |
/* * In the case of a maximally scattered transfer, the maximum transfer * size is further limited by using PAGE_SIZE segments. */ if (max_scatter) { struct mmc_test_area *t = &test->area; unsigned long max_tfr; if (t->max_seg_sz >= PAGE_SIZE) max_tfr = t->max_segs * PAGE_SIZE; else max_tfr = t->max_segs * t->max_seg_sz; if (sz > max_tfr) sz = max_tfr; } |
bf0433303 mmc: mmc_test: te... |
1391 |
ret = mmc_test_area_map(test, sz, max_scatter, min_sg_len); |
64f7120d8 mmc_test: add per... |
1392 1393 1394 1395 1396 |
if (ret) return ret; if (timed) getnstimeofday(&ts1); |
9f9c4180f mmc: mmc_test: ad... |
1397 1398 1399 1400 1401 1402 1403 1404 |
if (nonblock) ret = mmc_test_nonblock_transfer(test, t->sg, t->sg_len, dev_addr, t->blocks, 512, write, count); else for (i = 0; i < count && ret == 0; i++) { ret = mmc_test_area_transfer(test, dev_addr, write); dev_addr += sz >> 9; } |
64f7120d8 mmc_test: add per... |
1405 |
|
64f7120d8 mmc_test: add per... |
1406 1407 1408 1409 1410 1411 1412 |
if (ret) return ret; if (timed) getnstimeofday(&ts2); if (timed) |
9f9c4180f mmc: mmc_test: ad... |
1413 |
mmc_test_print_avg_rate(test, sz, count, &ts1, &ts2); |
64f7120d8 mmc_test: add per... |
1414 1415 1416 |
return 0; } |
9f9c4180f mmc: mmc_test: ad... |
1417 1418 1419 1420 1421 |
static int mmc_test_area_io(struct mmc_test_card *test, unsigned long sz, unsigned int dev_addr, int write, int max_scatter, int timed) { return mmc_test_area_io_seq(test, sz, dev_addr, write, max_scatter, |
bf0433303 mmc: mmc_test: te... |
1422 |
timed, 1, false, 0); |
9f9c4180f mmc: mmc_test: ad... |
1423 |
} |
64f7120d8 mmc_test: add per... |
1424 1425 1426 1427 1428 |
/* * Write the test area entirely. */ static int mmc_test_area_fill(struct mmc_test_card *test) { |
253d6a280 mmc: mmc_test: mi... |
1429 1430 1431 |
struct mmc_test_area *t = &test->area; return mmc_test_area_io(test, t->max_tfr, t->dev_addr, 1, 0, 0); |
64f7120d8 mmc_test: add per... |
1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 |
} /* * Erase the test area entirely. */ static int mmc_test_area_erase(struct mmc_test_card *test) { struct mmc_test_area *t = &test->area; if (!mmc_can_erase(test->card)) return 0; |
253d6a280 mmc: mmc_test: mi... |
1443 |
return mmc_erase(test->card, t->dev_addr, t->max_sz >> 9, |
64f7120d8 mmc_test: add per... |
1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 |
MMC_ERASE_ARG); } /* * Cleanup struct mmc_test_area. */ static int mmc_test_area_cleanup(struct mmc_test_card *test) { struct mmc_test_area *t = &test->area; kfree(t->sg); mmc_test_free_mem(t->mem); return 0; } /* |
0532ff635 mmc: mmc_test: ma... |
1461 1462 1463 1464 1465 |
* 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 * 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. |
64f7120d8 mmc_test: add per... |
1466 1467 1468 1469 |
*/ static int mmc_test_area_init(struct mmc_test_card *test, int erase, int fill) { struct mmc_test_area *t = &test->area; |
0532ff635 mmc: mmc_test: ma... |
1470 |
unsigned long min_sz = 64 * 1024, sz; |
64f7120d8 mmc_test: add per... |
1471 1472 1473 1474 1475 |
int ret; ret = mmc_test_set_blksize(test, 512); if (ret) return ret; |
0532ff635 mmc: mmc_test: ma... |
1476 1477 1478 1479 1480 1481 1482 |
/* Make the test area size about 4MiB */ sz = (unsigned long)test->card->pref_erase << 9; t->max_sz = sz; while (t->max_sz < 4 * 1024 * 1024) t->max_sz += sz; while (t->max_sz > TEST_AREA_MAX_SIZE && t->max_sz > sz) t->max_sz -= sz; |
c8c8c1bdb mmc_test: fix per... |
1483 1484 1485 |
t->max_segs = test->card->host->max_segs; t->max_seg_sz = test->card->host->max_seg_size; |
739c69c96 mmc: mmc_test: al... |
1486 |
t->max_seg_sz -= t->max_seg_sz % 512; |
c8c8c1bdb mmc_test: fix per... |
1487 1488 1489 1490 1491 1492 1493 1494 |
t->max_tfr = t->max_sz; if (t->max_tfr >> 9 > test->card->host->max_blk_count) t->max_tfr = test->card->host->max_blk_count << 9; if (t->max_tfr > test->card->host->max_req_size) t->max_tfr = test->card->host->max_req_size; if (t->max_tfr / t->max_seg_sz > t->max_segs) t->max_tfr = t->max_segs * t->max_seg_sz; |
64f7120d8 mmc_test: add per... |
1495 |
/* |
3d203be83 mmc_test: fix mem... |
1496 |
* Try to allocate enough memory for a max. sized transfer. Less is OK |
64f7120d8 mmc_test: add per... |
1497 |
* because the same memory can be mapped into the scatterlist more than |
c8c8c1bdb mmc_test: fix per... |
1498 1499 |
* once. Also, take into account the limits imposed on scatterlist * segments by the host driver. |
64f7120d8 mmc_test: add per... |
1500 |
*/ |
3d203be83 mmc_test: fix mem... |
1501 |
t->mem = mmc_test_alloc_mem(min_sz, t->max_tfr, t->max_segs, |
c8c8c1bdb mmc_test: fix per... |
1502 |
t->max_seg_sz); |
64f7120d8 mmc_test: add per... |
1503 1504 |
if (!t->mem) return -ENOMEM; |
64f7120d8 mmc_test: add per... |
1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 |
t->sg = kmalloc(sizeof(struct scatterlist) * t->max_segs, GFP_KERNEL); if (!t->sg) { ret = -ENOMEM; goto out_free; } t->dev_addr = mmc_test_capacity(test->card) / 2; t->dev_addr -= t->dev_addr % (t->max_sz >> 9); if (erase) { ret = mmc_test_area_erase(test); if (ret) goto out_free; } if (fill) { ret = mmc_test_area_fill(test); if (ret) goto out_free; } return 0; out_free: mmc_test_area_cleanup(test); return ret; } /* * Prepare for large transfers. Do not erase the test area. */ static int mmc_test_area_prepare(struct mmc_test_card *test) { return mmc_test_area_init(test, 0, 0); } /* * Prepare for large transfers. Do erase the test area. */ static int mmc_test_area_prepare_erase(struct mmc_test_card *test) { return mmc_test_area_init(test, 1, 0); } /* * Prepare for large transfers. Erase and fill the test area. */ static int mmc_test_area_prepare_fill(struct mmc_test_card *test) { return mmc_test_area_init(test, 1, 1); } /* * Test best-case performance. Best-case performance is expected from * a single large transfer. * * An additional option (max_scatter) allows the measurement of the same * transfer but with no contiguous pages in the scatter list. This tests * the efficiency of DMA to handle scattered pages. */ static int mmc_test_best_performance(struct mmc_test_card *test, int write, int max_scatter) { |
253d6a280 mmc: mmc_test: mi... |
1568 1569 1570 1571 |
struct mmc_test_area *t = &test->area; return mmc_test_area_io(test, t->max_tfr, t->dev_addr, write, max_scatter, 1); |
64f7120d8 mmc_test: add per... |
1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 |
} /* * Best-case read performance. */ static int mmc_test_best_read_performance(struct mmc_test_card *test) { return mmc_test_best_performance(test, 0, 0); } /* * Best-case write performance. */ static int mmc_test_best_write_performance(struct mmc_test_card *test) { return mmc_test_best_performance(test, 1, 0); } /* * Best-case read performance into scattered pages. */ static int mmc_test_best_read_perf_max_scatter(struct mmc_test_card *test) { return mmc_test_best_performance(test, 0, 1); } /* * Best-case write performance from scattered pages. */ static int mmc_test_best_write_perf_max_scatter(struct mmc_test_card *test) { return mmc_test_best_performance(test, 1, 1); } /* * Single read performance by transfer size. */ static int mmc_test_profile_read_perf(struct mmc_test_card *test) { |
253d6a280 mmc: mmc_test: mi... |
1611 |
struct mmc_test_area *t = &test->area; |
fec4dcce2 mmc_test: fix lar... |
1612 1613 |
unsigned long sz; unsigned int dev_addr; |
64f7120d8 mmc_test: add per... |
1614 |
int ret; |
253d6a280 mmc: mmc_test: mi... |
1615 1616 |
for (sz = 512; sz < t->max_tfr; sz <<= 1) { dev_addr = t->dev_addr + (sz >> 9); |
64f7120d8 mmc_test: add per... |
1617 1618 1619 1620 |
ret = mmc_test_area_io(test, sz, dev_addr, 0, 0, 1); if (ret) return ret; } |
253d6a280 mmc: mmc_test: mi... |
1621 1622 |
sz = t->max_tfr; dev_addr = t->dev_addr; |
64f7120d8 mmc_test: add per... |
1623 1624 1625 1626 1627 1628 1629 1630 |
return mmc_test_area_io(test, sz, dev_addr, 0, 0, 1); } /* * Single write performance by transfer size. */ static int mmc_test_profile_write_perf(struct mmc_test_card *test) { |
253d6a280 mmc: mmc_test: mi... |
1631 |
struct mmc_test_area *t = &test->area; |
fec4dcce2 mmc_test: fix lar... |
1632 1633 |
unsigned long sz; unsigned int dev_addr; |
64f7120d8 mmc_test: add per... |
1634 1635 1636 1637 1638 |
int ret; ret = mmc_test_area_erase(test); if (ret) return ret; |
253d6a280 mmc: mmc_test: mi... |
1639 1640 |
for (sz = 512; sz < t->max_tfr; sz <<= 1) { dev_addr = t->dev_addr + (sz >> 9); |
64f7120d8 mmc_test: add per... |
1641 1642 1643 1644 1645 1646 1647 |
ret = mmc_test_area_io(test, sz, dev_addr, 1, 0, 1); if (ret) return ret; } ret = mmc_test_area_erase(test); if (ret) return ret; |
253d6a280 mmc: mmc_test: mi... |
1648 1649 |
sz = t->max_tfr; dev_addr = t->dev_addr; |
64f7120d8 mmc_test: add per... |
1650 1651 1652 1653 1654 1655 1656 1657 |
return mmc_test_area_io(test, sz, dev_addr, 1, 0, 1); } /* * Single trim performance by transfer size. */ static int mmc_test_profile_trim_perf(struct mmc_test_card *test) { |
253d6a280 mmc: mmc_test: mi... |
1658 |
struct mmc_test_area *t = &test->area; |
fec4dcce2 mmc_test: fix lar... |
1659 1660 |
unsigned long sz; unsigned int dev_addr; |
64f7120d8 mmc_test: add per... |
1661 1662 1663 1664 1665 1666 1667 1668 |
struct timespec ts1, ts2; int ret; if (!mmc_can_trim(test->card)) return RESULT_UNSUP_CARD; if (!mmc_can_erase(test->card)) return RESULT_UNSUP_HOST; |
253d6a280 mmc: mmc_test: mi... |
1669 1670 |
for (sz = 512; sz < t->max_sz; sz <<= 1) { dev_addr = t->dev_addr + (sz >> 9); |
64f7120d8 mmc_test: add per... |
1671 1672 1673 1674 1675 1676 1677 |
getnstimeofday(&ts1); ret = mmc_erase(test->card, dev_addr, sz >> 9, MMC_TRIM_ARG); if (ret) return ret; getnstimeofday(&ts2); mmc_test_print_rate(test, sz, &ts1, &ts2); } |
253d6a280 mmc: mmc_test: mi... |
1678 |
dev_addr = t->dev_addr; |
64f7120d8 mmc_test: add per... |
1679 1680 1681 1682 1683 1684 1685 1686 |
getnstimeofday(&ts1); ret = mmc_erase(test->card, dev_addr, sz >> 9, MMC_TRIM_ARG); if (ret) return ret; getnstimeofday(&ts2); mmc_test_print_rate(test, sz, &ts1, &ts2); return 0; } |
c8c8c1bdb mmc_test: fix per... |
1687 1688 |
static int mmc_test_seq_read_perf(struct mmc_test_card *test, unsigned long sz) { |
253d6a280 mmc: mmc_test: mi... |
1689 |
struct mmc_test_area *t = &test->area; |
c8c8c1bdb mmc_test: fix per... |
1690 1691 1692 |
unsigned int dev_addr, i, cnt; struct timespec ts1, ts2; int ret; |
253d6a280 mmc: mmc_test: mi... |
1693 1694 |
cnt = t->max_sz / sz; dev_addr = t->dev_addr; |
c8c8c1bdb mmc_test: fix per... |
1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 |
getnstimeofday(&ts1); for (i = 0; i < cnt; i++) { ret = mmc_test_area_io(test, sz, dev_addr, 0, 0, 0); if (ret) return ret; dev_addr += (sz >> 9); } getnstimeofday(&ts2); mmc_test_print_avg_rate(test, sz, cnt, &ts1, &ts2); return 0; } |
64f7120d8 mmc_test: add per... |
1706 1707 1708 1709 1710 |
/* * Consecutive read performance by transfer size. */ static int mmc_test_profile_seq_read_perf(struct mmc_test_card *test) { |
253d6a280 mmc: mmc_test: mi... |
1711 |
struct mmc_test_area *t = &test->area; |
fec4dcce2 mmc_test: fix lar... |
1712 |
unsigned long sz; |
c8c8c1bdb mmc_test: fix per... |
1713 |
int ret; |
253d6a280 mmc: mmc_test: mi... |
1714 |
for (sz = 512; sz < t->max_tfr; sz <<= 1) { |
c8c8c1bdb mmc_test: fix per... |
1715 1716 1717 1718 |
ret = mmc_test_seq_read_perf(test, sz); if (ret) return ret; } |
253d6a280 mmc: mmc_test: mi... |
1719 |
sz = t->max_tfr; |
c8c8c1bdb mmc_test: fix per... |
1720 1721 1722 1723 1724 |
return mmc_test_seq_read_perf(test, sz); } static int mmc_test_seq_write_perf(struct mmc_test_card *test, unsigned long sz) { |
253d6a280 mmc: mmc_test: mi... |
1725 |
struct mmc_test_area *t = &test->area; |
fec4dcce2 mmc_test: fix lar... |
1726 |
unsigned int dev_addr, i, cnt; |
64f7120d8 mmc_test: add per... |
1727 1728 |
struct timespec ts1, ts2; int ret; |
c8c8c1bdb mmc_test: fix per... |
1729 1730 1731 |
ret = mmc_test_area_erase(test); if (ret) return ret; |
253d6a280 mmc: mmc_test: mi... |
1732 1733 |
cnt = t->max_sz / sz; dev_addr = t->dev_addr; |
c8c8c1bdb mmc_test: fix per... |
1734 1735 1736 1737 1738 1739 |
getnstimeofday(&ts1); for (i = 0; i < cnt; i++) { ret = mmc_test_area_io(test, sz, dev_addr, 1, 0, 0); if (ret) return ret; dev_addr += (sz >> 9); |
64f7120d8 mmc_test: add per... |
1740 |
} |
c8c8c1bdb mmc_test: fix per... |
1741 1742 |
getnstimeofday(&ts2); mmc_test_print_avg_rate(test, sz, cnt, &ts1, &ts2); |
64f7120d8 mmc_test: add per... |
1743 1744 1745 1746 1747 1748 1749 1750 |
return 0; } /* * Consecutive write performance by transfer size. */ static int mmc_test_profile_seq_write_perf(struct mmc_test_card *test) { |
253d6a280 mmc: mmc_test: mi... |
1751 |
struct mmc_test_area *t = &test->area; |
fec4dcce2 mmc_test: fix lar... |
1752 |
unsigned long sz; |
64f7120d8 mmc_test: add per... |
1753 |
int ret; |
253d6a280 mmc: mmc_test: mi... |
1754 |
for (sz = 512; sz < t->max_tfr; sz <<= 1) { |
c8c8c1bdb mmc_test: fix per... |
1755 |
ret = mmc_test_seq_write_perf(test, sz); |
64f7120d8 mmc_test: add per... |
1756 1757 |
if (ret) return ret; |
64f7120d8 mmc_test: add per... |
1758 |
} |
253d6a280 mmc: mmc_test: mi... |
1759 |
sz = t->max_tfr; |
c8c8c1bdb mmc_test: fix per... |
1760 |
return mmc_test_seq_write_perf(test, sz); |
64f7120d8 mmc_test: add per... |
1761 1762 1763 1764 1765 1766 1767 |
} /* * Consecutive trim performance by transfer size. */ static int mmc_test_profile_seq_trim_perf(struct mmc_test_card *test) { |
253d6a280 mmc: mmc_test: mi... |
1768 |
struct mmc_test_area *t = &test->area; |
fec4dcce2 mmc_test: fix lar... |
1769 1770 |
unsigned long sz; unsigned int dev_addr, i, cnt; |
64f7120d8 mmc_test: add per... |
1771 1772 1773 1774 1775 1776 1777 1778 |
struct timespec ts1, ts2; int ret; if (!mmc_can_trim(test->card)) return RESULT_UNSUP_CARD; if (!mmc_can_erase(test->card)) return RESULT_UNSUP_HOST; |
253d6a280 mmc: mmc_test: mi... |
1779 |
for (sz = 512; sz <= t->max_sz; sz <<= 1) { |
64f7120d8 mmc_test: add per... |
1780 1781 1782 1783 1784 1785 |
ret = mmc_test_area_erase(test); if (ret) return ret; ret = mmc_test_area_fill(test); if (ret) return ret; |
253d6a280 mmc: mmc_test: mi... |
1786 1787 |
cnt = t->max_sz / sz; dev_addr = t->dev_addr; |
64f7120d8 mmc_test: add per... |
1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 |
getnstimeofday(&ts1); for (i = 0; i < cnt; i++) { ret = mmc_erase(test->card, dev_addr, sz >> 9, MMC_TRIM_ARG); if (ret) return ret; dev_addr += (sz >> 9); } getnstimeofday(&ts2); mmc_test_print_avg_rate(test, sz, cnt, &ts1, &ts2); } return 0; } |
b6056d123 mmc: mmc_test: ad... |
1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 |
static unsigned int rnd_next = 1; static unsigned int mmc_test_rnd_num(unsigned int rnd_cnt) { uint64_t r; rnd_next = rnd_next * 1103515245 + 12345; r = (rnd_next >> 16) & 0x7fff; return (r * rnd_cnt) >> 15; } static int mmc_test_rnd_perf(struct mmc_test_card *test, int write, int print, unsigned long sz) { unsigned int dev_addr, cnt, rnd_addr, range1, range2, last_ea = 0, ea; unsigned int ssz; struct timespec ts1, ts2, ts; int ret; ssz = sz >> 9; rnd_addr = mmc_test_capacity(test->card) / 4; range1 = rnd_addr / test->card->pref_erase; range2 = range1 / ssz; getnstimeofday(&ts1); for (cnt = 0; cnt < UINT_MAX; cnt++) { getnstimeofday(&ts2); ts = timespec_sub(ts2, ts1); if (ts.tv_sec >= 10) break; ea = mmc_test_rnd_num(range1); if (ea == last_ea) ea -= 1; last_ea = ea; dev_addr = rnd_addr + test->card->pref_erase * ea + ssz * mmc_test_rnd_num(range2); ret = mmc_test_area_io(test, sz, dev_addr, write, 0, 0); if (ret) return ret; } if (print) mmc_test_print_avg_rate(test, sz, cnt, &ts1, &ts2); return 0; } static int mmc_test_random_perf(struct mmc_test_card *test, int write) { |
253d6a280 mmc: mmc_test: mi... |
1849 |
struct mmc_test_area *t = &test->area; |
b6056d123 mmc: mmc_test: ad... |
1850 1851 1852 |
unsigned int next; unsigned long sz; int ret; |
253d6a280 mmc: mmc_test: mi... |
1853 |
for (sz = 512; sz < t->max_tfr; sz <<= 1) { |
b6056d123 mmc: mmc_test: ad... |
1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 |
/* * When writing, try to get more consistent results by running * the test twice with exactly the same I/O but outputting the * results only for the 2nd run. */ if (write) { next = rnd_next; ret = mmc_test_rnd_perf(test, write, 0, sz); if (ret) return ret; rnd_next = next; } ret = mmc_test_rnd_perf(test, write, 1, sz); if (ret) return ret; } |
253d6a280 mmc: mmc_test: mi... |
1870 |
sz = t->max_tfr; |
b6056d123 mmc: mmc_test: ad... |
1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 |
if (write) { next = rnd_next; ret = mmc_test_rnd_perf(test, write, 0, sz); if (ret) return ret; rnd_next = next; } return mmc_test_rnd_perf(test, write, 1, sz); } /* * Random read performance by transfer size. */ static int mmc_test_random_read_perf(struct mmc_test_card *test) { return mmc_test_random_perf(test, 0); } /* * Random write performance by transfer size. */ static int mmc_test_random_write_perf(struct mmc_test_card *test) { return mmc_test_random_perf(test, 1); } |
a803d551d mmc: mmc_test: ad... |
1896 1897 1898 |
static int mmc_test_seq_perf(struct mmc_test_card *test, int write, unsigned int tot_sz, int max_scatter) { |
253d6a280 mmc: mmc_test: mi... |
1899 |
struct mmc_test_area *t = &test->area; |
a803d551d mmc: mmc_test: ad... |
1900 |
unsigned int dev_addr, i, cnt, sz, ssz; |
5a8fba524 mmc: mmc_test: Re... |
1901 |
struct timespec ts1, ts2; |
a803d551d mmc: mmc_test: ad... |
1902 |
int ret; |
253d6a280 mmc: mmc_test: mi... |
1903 |
sz = t->max_tfr; |
a803d551d mmc: mmc_test: ad... |
1904 1905 1906 1907 1908 |
/* * In the case of a maximally scattered transfer, the maximum transfer * size is further limited by using PAGE_SIZE segments. */ if (max_scatter) { |
a803d551d mmc: mmc_test: ad... |
1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 |
unsigned long max_tfr; if (t->max_seg_sz >= PAGE_SIZE) max_tfr = t->max_segs * PAGE_SIZE; else max_tfr = t->max_segs * t->max_seg_sz; if (sz > max_tfr) sz = max_tfr; } ssz = sz >> 9; dev_addr = mmc_test_capacity(test->card) / 4; if (tot_sz > dev_addr << 9) tot_sz = dev_addr << 9; cnt = tot_sz / sz; dev_addr &= 0xffff0000; /* Round to 64MiB boundary */ getnstimeofday(&ts1); for (i = 0; i < cnt; i++) { ret = mmc_test_area_io(test, sz, dev_addr, write, max_scatter, 0); if (ret) return ret; dev_addr += ssz; } getnstimeofday(&ts2); |
a803d551d mmc: mmc_test: ad... |
1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 |
mmc_test_print_avg_rate(test, sz, cnt, &ts1, &ts2); return 0; } static int mmc_test_large_seq_perf(struct mmc_test_card *test, int write) { int ret, i; for (i = 0; i < 10; i++) { ret = mmc_test_seq_perf(test, write, 10 * 1024 * 1024, 1); if (ret) return ret; } for (i = 0; i < 5; i++) { ret = mmc_test_seq_perf(test, write, 100 * 1024 * 1024, 1); if (ret) return ret; } for (i = 0; i < 3; i++) { ret = mmc_test_seq_perf(test, write, 1000 * 1024 * 1024, 1); if (ret) return ret; } return ret; } /* * Large sequential read performance. */ static int mmc_test_large_seq_read_perf(struct mmc_test_card *test) { return mmc_test_large_seq_perf(test, 0); } /* * Large sequential write performance. */ static int mmc_test_large_seq_write_perf(struct mmc_test_card *test) { return mmc_test_large_seq_perf(test, 1); } |
9f9c4180f mmc: mmc_test: ad... |
1978 1979 |
static int mmc_test_rw_multiple(struct mmc_test_card *test, struct mmc_test_multiple_rw *tdata, |
bf0433303 mmc: mmc_test: te... |
1980 1981 |
unsigned int reqsize, unsigned int size, int min_sg_len) |
9f9c4180f mmc: mmc_test: ad... |
1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 |
{ unsigned int dev_addr; struct mmc_test_area *t = &test->area; int ret = 0; /* Set up test area */ if (size > mmc_test_capacity(test->card) / 2 * 512) size = mmc_test_capacity(test->card) / 2 * 512; if (reqsize > t->max_tfr) reqsize = t->max_tfr; dev_addr = mmc_test_capacity(test->card) / 4; if ((dev_addr & 0xffff0000)) dev_addr &= 0xffff0000; /* Round to 64MiB boundary */ else dev_addr &= 0xfffff800; /* Round to 1MiB boundary */ if (!dev_addr) goto err; if (reqsize > size) return 0; /* prepare test area */ if (mmc_can_erase(test->card) && tdata->prepare & MMC_TEST_PREP_ERASE) { ret = mmc_erase(test->card, dev_addr, size / 512, MMC_SECURE_ERASE_ARG); if (ret) ret = mmc_erase(test->card, dev_addr, size / 512, MMC_ERASE_ARG); if (ret) goto err; } /* Run test */ ret = mmc_test_area_io_seq(test, reqsize, dev_addr, tdata->do_write, 0, 1, size / reqsize, |
bf0433303 mmc: mmc_test: te... |
2018 |
tdata->do_nonblock_req, min_sg_len); |
9f9c4180f mmc: mmc_test: ad... |
2019 2020 2021 2022 2023 |
if (ret) goto err; return ret; err: |
a3c76eb9d mmc: replace prin... |
2024 2025 |
pr_info("[%s] error ", __func__); |
9f9c4180f mmc: mmc_test: ad... |
2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 |
return ret; } static int mmc_test_rw_multiple_size(struct mmc_test_card *test, struct mmc_test_multiple_rw *rw) { int ret = 0; int i; void *pre_req = test->card->host->ops->pre_req; void *post_req = test->card->host->ops->post_req; if (rw->do_nonblock_req && ((!pre_req && post_req) || (pre_req && !post_req))) { |
a3c76eb9d mmc: replace prin... |
2039 2040 |
pr_info("error: only one of pre/post is defined "); |
9f9c4180f mmc: mmc_test: ad... |
2041 2042 2043 2044 |
return -EINVAL; } for (i = 0 ; i < rw->len && ret == 0; i++) { |
bf0433303 mmc: mmc_test: te... |
2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 |
ret = mmc_test_rw_multiple(test, rw, rw->bs[i], rw->size, 0); if (ret) break; } return ret; } static int mmc_test_rw_multiple_sg_len(struct mmc_test_card *test, struct mmc_test_multiple_rw *rw) { int ret = 0; int i; for (i = 0 ; i < rw->len && ret == 0; i++) { ret = mmc_test_rw_multiple(test, rw, 512*1024, rw->size, rw->sg_len[i]); |
9f9c4180f mmc: mmc_test: ad... |
2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 |
if (ret) break; } return ret; } /* * Multiple blocking write 4k to 4 MB chunks */ static int mmc_test_profile_mult_write_blocking_perf(struct mmc_test_card *test) { unsigned int bs[] = {1 << 12, 1 << 13, 1 << 14, 1 << 15, 1 << 16, 1 << 17, 1 << 18, 1 << 19, 1 << 20, 1 << 22}; struct mmc_test_multiple_rw test_data = { .bs = bs, .size = TEST_AREA_MAX_SIZE, .len = ARRAY_SIZE(bs), .do_write = true, .do_nonblock_req = false, .prepare = MMC_TEST_PREP_ERASE, }; return mmc_test_rw_multiple_size(test, &test_data); }; /* * Multiple non-blocking write 4k to 4 MB chunks */ static int mmc_test_profile_mult_write_nonblock_perf(struct mmc_test_card *test) { unsigned int bs[] = {1 << 12, 1 << 13, 1 << 14, 1 << 15, 1 << 16, 1 << 17, 1 << 18, 1 << 19, 1 << 20, 1 << 22}; struct mmc_test_multiple_rw test_data = { .bs = bs, .size = TEST_AREA_MAX_SIZE, .len = ARRAY_SIZE(bs), .do_write = true, .do_nonblock_req = true, .prepare = MMC_TEST_PREP_ERASE, }; return mmc_test_rw_multiple_size(test, &test_data); } /* * Multiple blocking read 4k to 4 MB chunks */ static int mmc_test_profile_mult_read_blocking_perf(struct mmc_test_card *test) { unsigned int bs[] = {1 << 12, 1 << 13, 1 << 14, 1 << 15, 1 << 16, 1 << 17, 1 << 18, 1 << 19, 1 << 20, 1 << 22}; struct mmc_test_multiple_rw test_data = { .bs = bs, .size = TEST_AREA_MAX_SIZE, .len = ARRAY_SIZE(bs), .do_write = false, .do_nonblock_req = false, .prepare = MMC_TEST_PREP_NONE, }; return mmc_test_rw_multiple_size(test, &test_data); } /* * Multiple non-blocking read 4k to 4 MB chunks */ static int mmc_test_profile_mult_read_nonblock_perf(struct mmc_test_card *test) { unsigned int bs[] = {1 << 12, 1 << 13, 1 << 14, 1 << 15, 1 << 16, 1 << 17, 1 << 18, 1 << 19, 1 << 20, 1 << 22}; struct mmc_test_multiple_rw test_data = { .bs = bs, .size = TEST_AREA_MAX_SIZE, .len = ARRAY_SIZE(bs), .do_write = false, .do_nonblock_req = true, .prepare = MMC_TEST_PREP_NONE, }; return mmc_test_rw_multiple_size(test, &test_data); } |
bf0433303 mmc: mmc_test: te... |
2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 |
/* * Multiple blocking write 1 to 512 sg elements */ static int mmc_test_profile_sglen_wr_blocking_perf(struct mmc_test_card *test) { unsigned int sg_len[] = {1, 1 << 3, 1 << 4, 1 << 5, 1 << 6, 1 << 7, 1 << 8, 1 << 9}; struct mmc_test_multiple_rw test_data = { .sg_len = sg_len, .size = TEST_AREA_MAX_SIZE, .len = ARRAY_SIZE(sg_len), .do_write = true, .do_nonblock_req = false, .prepare = MMC_TEST_PREP_ERASE, }; return mmc_test_rw_multiple_sg_len(test, &test_data); }; /* * Multiple non-blocking write 1 to 512 sg elements */ static int mmc_test_profile_sglen_wr_nonblock_perf(struct mmc_test_card *test) { unsigned int sg_len[] = {1, 1 << 3, 1 << 4, 1 << 5, 1 << 6, 1 << 7, 1 << 8, 1 << 9}; struct mmc_test_multiple_rw test_data = { .sg_len = sg_len, .size = TEST_AREA_MAX_SIZE, .len = ARRAY_SIZE(sg_len), .do_write = true, .do_nonblock_req = true, .prepare = MMC_TEST_PREP_ERASE, }; return mmc_test_rw_multiple_sg_len(test, &test_data); } /* * Multiple blocking read 1 to 512 sg elements */ static int mmc_test_profile_sglen_r_blocking_perf(struct mmc_test_card *test) { unsigned int sg_len[] = {1, 1 << 3, 1 << 4, 1 << 5, 1 << 6, 1 << 7, 1 << 8, 1 << 9}; struct mmc_test_multiple_rw test_data = { .sg_len = sg_len, .size = TEST_AREA_MAX_SIZE, .len = ARRAY_SIZE(sg_len), .do_write = false, .do_nonblock_req = false, .prepare = MMC_TEST_PREP_NONE, }; return mmc_test_rw_multiple_sg_len(test, &test_data); } /* * Multiple non-blocking read 1 to 512 sg elements */ static int mmc_test_profile_sglen_r_nonblock_perf(struct mmc_test_card *test) { unsigned int sg_len[] = {1, 1 << 3, 1 << 4, 1 << 5, 1 << 6, 1 << 7, 1 << 8, 1 << 9}; struct mmc_test_multiple_rw test_data = { .sg_len = sg_len, .size = TEST_AREA_MAX_SIZE, .len = ARRAY_SIZE(sg_len), .do_write = false, .do_nonblock_req = true, .prepare = MMC_TEST_PREP_NONE, }; return mmc_test_rw_multiple_sg_len(test, &test_data); } |
2311344c3 mmc: mmc-test: ad... |
2217 2218 2219 |
/* * eMMC hardware reset. */ |
08b137d90 mmc: core: Fix in... |
2220 |
static int mmc_test_reset(struct mmc_test_card *test) |
2311344c3 mmc: mmc-test: ad... |
2221 2222 2223 2224 |
{ struct mmc_card *card = test->card; struct mmc_host *host = card->host; int err; |
83533ab28 mmc: core: always... |
2225 |
err = mmc_hw_reset(host); |
2311344c3 mmc: mmc-test: ad... |
2226 2227 |
if (!err) return RESULT_OK; |
83533ab28 mmc: core: always... |
2228 2229 |
else if (err == -EOPNOTSUPP) return RESULT_UNSUP_HOST; |
2311344c3 mmc: mmc-test: ad... |
2230 |
|
83533ab28 mmc: core: always... |
2231 |
return RESULT_FAIL; |
2311344c3 mmc: mmc-test: ad... |
2232 |
} |
4bbb9aac9 mmc: mmc_test: Ad... |
2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 |
struct mmc_test_req { struct mmc_request mrq; struct mmc_command sbc; struct mmc_command cmd; struct mmc_command stop; struct mmc_command status; struct mmc_data data; }; static struct mmc_test_req *mmc_test_req_alloc(void) { struct mmc_test_req *rq = kzalloc(sizeof(*rq), GFP_KERNEL); if (rq) { rq->mrq.cmd = &rq->cmd; rq->mrq.data = &rq->data; rq->mrq.stop = &rq->stop; } return rq; } static int mmc_test_send_status(struct mmc_test_card *test, struct mmc_command *cmd) { memset(cmd, 0, sizeof(*cmd)); cmd->opcode = MMC_SEND_STATUS; if (!mmc_host_is_spi(test->card->host)) cmd->arg = test->card->rca << 16; cmd->flags = MMC_RSP_SPI_R2 | MMC_RSP_R1 | MMC_CMD_AC; return mmc_wait_for_cmd(test->card->host, cmd, 0); } static int mmc_test_ongoing_transfer(struct mmc_test_card *test, unsigned int dev_addr, int use_sbc, int repeat_cmd, int write, int use_areq) { struct mmc_test_req *rq = mmc_test_req_alloc(); struct mmc_host *host = test->card->host; struct mmc_test_area *t = &test->area; |
be55f7bee mmc: mmc_test: Fi... |
2275 |
struct mmc_test_async_req test_areq = { .test = test }; |
4bbb9aac9 mmc: mmc_test: Ad... |
2276 2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 |
struct mmc_request *mrq; unsigned long timeout; bool expired = false; int ret = 0, cmd_ret; u32 status = 0; int count = 0; if (!rq) return -ENOMEM; mrq = &rq->mrq; if (use_sbc) mrq->sbc = &rq->sbc; mrq->cap_cmd_during_tfr = true; |
be55f7bee mmc: mmc_test: Fi... |
2290 2291 |
test_areq.areq.mrq = mrq; test_areq.areq.err_check = mmc_test_check_result_async; |
4bbb9aac9 mmc: mmc_test: Ad... |
2292 2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 2303 2304 |
mmc_test_prepare_mrq(test, mrq, t->sg, t->sg_len, dev_addr, t->blocks, 512, write); if (use_sbc && t->blocks > 1 && !mrq->sbc) { ret = mmc_host_cmd23(host) ? RESULT_UNSUP_CARD : RESULT_UNSUP_HOST; goto out_free; } /* Start ongoing data request */ if (use_areq) { |
be55f7bee mmc: mmc_test: Fi... |
2305 |
mmc_start_req(host, &test_areq.areq, &ret); |
4bbb9aac9 mmc: mmc_test: Ad... |
2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334 2335 2336 2337 2338 2339 2340 2341 2342 2343 2344 2345 2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366 2367 2368 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 2443 2444 2445 2446 2447 2448 2449 2450 2451 2452 2453 2454 2455 2456 2457 2458 2459 2460 2461 2462 2463 2464 2465 2466 2467 2468 2469 2470 2471 2472 |
if (ret) goto out_free; } else { mmc_wait_for_req(host, mrq); } timeout = jiffies + msecs_to_jiffies(3000); do { count += 1; /* Send status command while data transfer in progress */ cmd_ret = mmc_test_send_status(test, &rq->status); if (cmd_ret) break; status = rq->status.resp[0]; if (status & R1_ERROR) { cmd_ret = -EIO; break; } if (mmc_is_req_done(host, mrq)) break; expired = time_after(jiffies, timeout); if (expired) { pr_info("%s: timeout waiting for Tran state status %#x ", mmc_hostname(host), status); cmd_ret = -ETIMEDOUT; break; } } while (repeat_cmd && R1_CURRENT_STATE(status) != R1_STATE_TRAN); /* Wait for data request to complete */ if (use_areq) mmc_start_req(host, NULL, &ret); else mmc_wait_for_req_done(test->card->host, mrq); /* * For cap_cmd_during_tfr request, upper layer must send stop if * required. */ if (mrq->data->stop && (mrq->data->error || !mrq->sbc)) { if (ret) mmc_wait_for_cmd(host, mrq->data->stop, 0); else ret = mmc_wait_for_cmd(host, mrq->data->stop, 0); } if (ret) goto out_free; if (cmd_ret) { pr_info("%s: Send Status failed: status %#x, error %d ", mmc_hostname(test->card->host), status, cmd_ret); } ret = mmc_test_check_result(test, mrq); if (ret) goto out_free; ret = mmc_test_wait_busy(test); if (ret) goto out_free; if (repeat_cmd && (t->blocks + 1) << 9 > t->max_tfr) pr_info("%s: %d commands completed during transfer of %u blocks ", mmc_hostname(test->card->host), count, t->blocks); if (cmd_ret) ret = cmd_ret; out_free: kfree(rq); return ret; } static int __mmc_test_cmds_during_tfr(struct mmc_test_card *test, unsigned long sz, int use_sbc, int write, int use_areq) { struct mmc_test_area *t = &test->area; int ret; if (!(test->card->host->caps & MMC_CAP_CMD_DURING_TFR)) return RESULT_UNSUP_HOST; ret = mmc_test_area_map(test, sz, 0, 0); if (ret) return ret; ret = mmc_test_ongoing_transfer(test, t->dev_addr, use_sbc, 0, write, use_areq); if (ret) return ret; return mmc_test_ongoing_transfer(test, t->dev_addr, use_sbc, 1, write, use_areq); } static int mmc_test_cmds_during_tfr(struct mmc_test_card *test, int use_sbc, int write, int use_areq) { struct mmc_test_area *t = &test->area; unsigned long sz; int ret; for (sz = 512; sz <= t->max_tfr; sz += 512) { ret = __mmc_test_cmds_during_tfr(test, sz, use_sbc, write, use_areq); if (ret) return ret; } return 0; } /* * Commands during read - no Set Block Count (CMD23). */ static int mmc_test_cmds_during_read(struct mmc_test_card *test) { return mmc_test_cmds_during_tfr(test, 0, 0, 0); } /* * Commands during write - no Set Block Count (CMD23). */ static int mmc_test_cmds_during_write(struct mmc_test_card *test) { return mmc_test_cmds_during_tfr(test, 0, 1, 0); } /* * Commands during read - use Set Block Count (CMD23). */ static int mmc_test_cmds_during_read_cmd23(struct mmc_test_card *test) { return mmc_test_cmds_during_tfr(test, 1, 0, 0); } /* * Commands during write - use Set Block Count (CMD23). */ static int mmc_test_cmds_during_write_cmd23(struct mmc_test_card *test) { return mmc_test_cmds_during_tfr(test, 1, 1, 0); } /* * Commands during non-blocking read - use Set Block Count (CMD23). */ static int mmc_test_cmds_during_read_cmd23_nonblock(struct mmc_test_card *test) { return mmc_test_cmds_during_tfr(test, 1, 0, 1); } /* * Commands during non-blocking write - use Set Block Count (CMD23). */ static int mmc_test_cmds_during_write_cmd23_nonblock(struct mmc_test_card *test) { return mmc_test_cmds_during_tfr(test, 1, 1, 1); } |
88ae600d5 mmc: mmc host tes... |
2473 2474 2475 2476 2477 2478 2479 2480 2481 2482 2483 2484 2485 |
static const struct mmc_test_case mmc_test_cases[] = { { .name = "Basic write (no data verification)", .run = mmc_test_basic_write, }, { .name = "Basic read (no data verification)", .run = mmc_test_basic_read, }, { .name = "Basic write (with data verification)", |
6b174931a mmc_test: cleanup |
2486 |
.prepare = mmc_test_prepare_write, |
88ae600d5 mmc: mmc host tes... |
2487 |
.run = mmc_test_verify_write, |
6b174931a mmc_test: cleanup |
2488 |
.cleanup = mmc_test_cleanup, |
88ae600d5 mmc: mmc host tes... |
2489 2490 2491 2492 |
}, { .name = "Basic read (with data verification)", |
6b174931a mmc_test: cleanup |
2493 |
.prepare = mmc_test_prepare_read, |
88ae600d5 mmc: mmc host tes... |
2494 |
.run = mmc_test_verify_read, |
6b174931a mmc_test: cleanup |
2495 |
.cleanup = mmc_test_cleanup, |
88ae600d5 mmc: mmc host tes... |
2496 2497 2498 2499 |
}, { .name = "Multi-block write", |
6b174931a mmc_test: cleanup |
2500 |
.prepare = mmc_test_prepare_write, |
88ae600d5 mmc: mmc host tes... |
2501 |
.run = mmc_test_multi_write, |
6b174931a mmc_test: cleanup |
2502 |
.cleanup = mmc_test_cleanup, |
88ae600d5 mmc: mmc host tes... |
2503 2504 2505 2506 |
}, { .name = "Multi-block read", |
6b174931a mmc_test: cleanup |
2507 |
.prepare = mmc_test_prepare_read, |
88ae600d5 mmc: mmc host tes... |
2508 |
.run = mmc_test_multi_read, |
6b174931a mmc_test: cleanup |
2509 |
.cleanup = mmc_test_cleanup, |
88ae600d5 mmc: mmc host tes... |
2510 2511 2512 2513 |
}, { .name = "Power of two block writes", |
6b174931a mmc_test: cleanup |
2514 |
.prepare = mmc_test_prepare_write, |
88ae600d5 mmc: mmc host tes... |
2515 |
.run = mmc_test_pow2_write, |
6b174931a mmc_test: cleanup |
2516 |
.cleanup = mmc_test_cleanup, |
88ae600d5 mmc: mmc host tes... |
2517 2518 2519 2520 |
}, { .name = "Power of two block reads", |
6b174931a mmc_test: cleanup |
2521 |
.prepare = mmc_test_prepare_read, |
88ae600d5 mmc: mmc host tes... |
2522 |
.run = mmc_test_pow2_read, |
6b174931a mmc_test: cleanup |
2523 |
.cleanup = mmc_test_cleanup, |
88ae600d5 mmc: mmc host tes... |
2524 2525 2526 2527 |
}, { .name = "Weird sized block writes", |
6b174931a mmc_test: cleanup |
2528 |
.prepare = mmc_test_prepare_write, |
88ae600d5 mmc: mmc host tes... |
2529 |
.run = mmc_test_weird_write, |
6b174931a mmc_test: cleanup |
2530 |
.cleanup = mmc_test_cleanup, |
88ae600d5 mmc: mmc host tes... |
2531 2532 2533 2534 |
}, { .name = "Weird sized block reads", |
6b174931a mmc_test: cleanup |
2535 |
.prepare = mmc_test_prepare_read, |
88ae600d5 mmc: mmc host tes... |
2536 |
.run = mmc_test_weird_read, |
6b174931a mmc_test: cleanup |
2537 |
.cleanup = mmc_test_cleanup, |
88ae600d5 mmc: mmc host tes... |
2538 2539 2540 2541 |
}, { .name = "Badly aligned write", |
6b174931a mmc_test: cleanup |
2542 |
.prepare = mmc_test_prepare_write, |
88ae600d5 mmc: mmc host tes... |
2543 |
.run = mmc_test_align_write, |
6b174931a mmc_test: cleanup |
2544 |
.cleanup = mmc_test_cleanup, |
88ae600d5 mmc: mmc host tes... |
2545 2546 2547 2548 |
}, { .name = "Badly aligned read", |
6b174931a mmc_test: cleanup |
2549 |
.prepare = mmc_test_prepare_read, |
88ae600d5 mmc: mmc host tes... |
2550 |
.run = mmc_test_align_read, |
6b174931a mmc_test: cleanup |
2551 |
.cleanup = mmc_test_cleanup, |
88ae600d5 mmc: mmc host tes... |
2552 2553 2554 2555 |
}, { .name = "Badly aligned multi-block write", |
6b174931a mmc_test: cleanup |
2556 |
.prepare = mmc_test_prepare_write, |
88ae600d5 mmc: mmc host tes... |
2557 |
.run = mmc_test_align_multi_write, |
6b174931a mmc_test: cleanup |
2558 |
.cleanup = mmc_test_cleanup, |
88ae600d5 mmc: mmc host tes... |
2559 2560 2561 2562 |
}, { .name = "Badly aligned multi-block read", |
6b174931a mmc_test: cleanup |
2563 |
.prepare = mmc_test_prepare_read, |
88ae600d5 mmc: mmc host tes... |
2564 |
.run = mmc_test_align_multi_read, |
6b174931a mmc_test: cleanup |
2565 |
.cleanup = mmc_test_cleanup, |
88ae600d5 mmc: mmc host tes... |
2566 2567 2568 2569 2570 2571 2572 2573 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584 2585 2586 |
}, { .name = "Correct xfer_size at write (start failure)", .run = mmc_test_xfersize_write, }, { .name = "Correct xfer_size at read (start failure)", .run = mmc_test_xfersize_read, }, { .name = "Correct xfer_size at write (midway failure)", .run = mmc_test_multi_xfersize_write, }, { .name = "Correct xfer_size at read (midway failure)", .run = mmc_test_multi_xfersize_read, }, |
2661081f5 mmc_test: highmem... |
2587 2588 2589 2590 2591 2592 2593 2594 2595 2596 2597 2598 2599 2600 2601 2602 2603 2604 2605 2606 2607 2608 2609 2610 2611 2612 2613 2614 2615 2616 |
#ifdef CONFIG_HIGHMEM { .name = "Highmem write", .prepare = mmc_test_prepare_write, .run = mmc_test_write_high, .cleanup = mmc_test_cleanup, }, { .name = "Highmem read", .prepare = mmc_test_prepare_read, .run = mmc_test_read_high, .cleanup = mmc_test_cleanup, }, { .name = "Multi-block highmem write", .prepare = mmc_test_prepare_write, .run = mmc_test_multi_write_high, .cleanup = mmc_test_cleanup, }, { .name = "Multi-block highmem read", .prepare = mmc_test_prepare_read, .run = mmc_test_multi_read_high, .cleanup = mmc_test_cleanup, }, |
64f7120d8 mmc_test: add per... |
2617 2618 2619 2620 2621 2622 2623 2624 2625 2626 2627 2628 2629 2630 2631 2632 2633 2634 2635 2636 2637 |
#else { .name = "Highmem write", .run = mmc_test_no_highmem, }, { .name = "Highmem read", .run = mmc_test_no_highmem, }, { .name = "Multi-block highmem write", .run = mmc_test_no_highmem, }, { .name = "Multi-block highmem read", .run = mmc_test_no_highmem, }, |
2661081f5 mmc_test: highmem... |
2638 |
#endif /* CONFIG_HIGHMEM */ |
64f7120d8 mmc_test: add per... |
2639 2640 2641 2642 2643 2644 2645 2646 2647 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 2677 2678 2679 2680 2681 2682 2683 2684 2685 2686 2687 2688 2689 2690 2691 2692 2693 2694 2695 2696 2697 2698 2699 2700 2701 2702 2703 2704 2705 2706 2707 |
{ .name = "Best-case read performance", .prepare = mmc_test_area_prepare_fill, .run = mmc_test_best_read_performance, .cleanup = mmc_test_area_cleanup, }, { .name = "Best-case write performance", .prepare = mmc_test_area_prepare_erase, .run = mmc_test_best_write_performance, .cleanup = mmc_test_area_cleanup, }, { .name = "Best-case read performance into scattered pages", .prepare = mmc_test_area_prepare_fill, .run = mmc_test_best_read_perf_max_scatter, .cleanup = mmc_test_area_cleanup, }, { .name = "Best-case write performance from scattered pages", .prepare = mmc_test_area_prepare_erase, .run = mmc_test_best_write_perf_max_scatter, .cleanup = mmc_test_area_cleanup, }, { .name = "Single read performance by transfer size", .prepare = mmc_test_area_prepare_fill, .run = mmc_test_profile_read_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Single write performance by transfer size", .prepare = mmc_test_area_prepare, .run = mmc_test_profile_write_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Single trim performance by transfer size", .prepare = mmc_test_area_prepare_fill, .run = mmc_test_profile_trim_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Consecutive read performance by transfer size", .prepare = mmc_test_area_prepare_fill, .run = mmc_test_profile_seq_read_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Consecutive write performance by transfer size", .prepare = mmc_test_area_prepare, .run = mmc_test_profile_seq_write_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Consecutive trim performance by transfer size", .prepare = mmc_test_area_prepare, .run = mmc_test_profile_seq_trim_perf, .cleanup = mmc_test_area_cleanup, }, |
b6056d123 mmc: mmc_test: ad... |
2708 2709 2710 2711 2712 2713 2714 2715 2716 2717 2718 2719 2720 |
{ .name = "Random read performance by transfer size", .prepare = mmc_test_area_prepare, .run = mmc_test_random_read_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Random write performance by transfer size", .prepare = mmc_test_area_prepare, .run = mmc_test_random_write_perf, .cleanup = mmc_test_area_cleanup, }, |
a803d551d mmc: mmc_test: ad... |
2721 2722 2723 2724 2725 2726 2727 2728 2729 2730 2731 2732 2733 |
{ .name = "Large sequential read into scattered pages", .prepare = mmc_test_area_prepare, .run = mmc_test_large_seq_read_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Large sequential write from scattered pages", .prepare = mmc_test_area_prepare, .run = mmc_test_large_seq_write_perf, .cleanup = mmc_test_area_cleanup, }, |
9f9c4180f mmc: mmc_test: ad... |
2734 2735 2736 2737 2738 2739 2740 2741 2742 2743 2744 2745 2746 2747 2748 2749 2750 2751 2752 2753 2754 2755 2756 2757 2758 2759 2760 |
{ .name = "Write performance with blocking req 4k to 4MB", .prepare = mmc_test_area_prepare, .run = mmc_test_profile_mult_write_blocking_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Write performance with non-blocking req 4k to 4MB", .prepare = mmc_test_area_prepare, .run = mmc_test_profile_mult_write_nonblock_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Read performance with blocking req 4k to 4MB", .prepare = mmc_test_area_prepare, .run = mmc_test_profile_mult_read_blocking_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Read performance with non-blocking req 4k to 4MB", .prepare = mmc_test_area_prepare, .run = mmc_test_profile_mult_read_nonblock_perf, .cleanup = mmc_test_area_cleanup, }, |
bf0433303 mmc: mmc_test: te... |
2761 2762 2763 2764 2765 2766 2767 2768 2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787 2788 |
{ .name = "Write performance blocking req 1 to 512 sg elems", .prepare = mmc_test_area_prepare, .run = mmc_test_profile_sglen_wr_blocking_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Write performance non-blocking req 1 to 512 sg elems", .prepare = mmc_test_area_prepare, .run = mmc_test_profile_sglen_wr_nonblock_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Read performance blocking req 1 to 512 sg elems", .prepare = mmc_test_area_prepare, .run = mmc_test_profile_sglen_r_blocking_perf, .cleanup = mmc_test_area_cleanup, }, { .name = "Read performance non-blocking req 1 to 512 sg elems", .prepare = mmc_test_area_prepare, .run = mmc_test_profile_sglen_r_nonblock_perf, .cleanup = mmc_test_area_cleanup, }, |
2311344c3 mmc: mmc-test: ad... |
2789 2790 |
{ |
08b137d90 mmc: core: Fix in... |
2791 2792 |
.name = "Reset test", .run = mmc_test_reset, |
2311344c3 mmc: mmc-test: ad... |
2793 |
}, |
4bbb9aac9 mmc: mmc_test: Ad... |
2794 2795 2796 2797 2798 2799 2800 2801 2802 2803 2804 2805 2806 2807 2808 2809 2810 2811 2812 2813 2814 2815 2816 2817 2818 2819 2820 2821 2822 2823 2824 2825 2826 2827 2828 2829 2830 2831 2832 2833 2834 2835 |
{ .name = "Commands during read - no Set Block Count (CMD23)", .prepare = mmc_test_area_prepare, .run = mmc_test_cmds_during_read, .cleanup = mmc_test_area_cleanup, }, { .name = "Commands during write - no Set Block Count (CMD23)", .prepare = mmc_test_area_prepare, .run = mmc_test_cmds_during_write, .cleanup = mmc_test_area_cleanup, }, { .name = "Commands during read - use Set Block Count (CMD23)", .prepare = mmc_test_area_prepare, .run = mmc_test_cmds_during_read_cmd23, .cleanup = mmc_test_area_cleanup, }, { .name = "Commands during write - use Set Block Count (CMD23)", .prepare = mmc_test_area_prepare, .run = mmc_test_cmds_during_write_cmd23, .cleanup = mmc_test_area_cleanup, }, { .name = "Commands during non-blocking read - use Set Block Count (CMD23)", .prepare = mmc_test_area_prepare, .run = mmc_test_cmds_during_read_cmd23_nonblock, .cleanup = mmc_test_area_cleanup, }, { .name = "Commands during non-blocking write - use Set Block Count (CMD23)", .prepare = mmc_test_area_prepare, .run = mmc_test_cmds_during_write_cmd23_nonblock, .cleanup = mmc_test_area_cleanup, }, |
88ae600d5 mmc: mmc host tes... |
2836 |
}; |
a650031a6 mmc_test: initial... |
2837 |
static DEFINE_MUTEX(mmc_test_lock); |
88ae600d5 mmc: mmc host tes... |
2838 |
|
3183aa153 mmc_test: collect... |
2839 |
static LIST_HEAD(mmc_test_result); |
fd8c326ca mmc_test: add tes... |
2840 |
static void mmc_test_run(struct mmc_test_card *test, int testcase) |
88ae600d5 mmc: mmc host tes... |
2841 2842 |
{ int i, ret; |
a3c76eb9d mmc: replace prin... |
2843 2844 |
pr_info("%s: Starting tests of card %s... ", |
88ae600d5 mmc: mmc host tes... |
2845 2846 2847 2848 2849 |
mmc_hostname(test->card->host), mmc_card_id(test->card)); mmc_claim_host(test->card->host); for (i = 0;i < ARRAY_SIZE(mmc_test_cases);i++) { |
3183aa153 mmc_test: collect... |
2850 |
struct mmc_test_general_result *gr; |
fd8c326ca mmc_test: add tes... |
2851 2852 |
if (testcase && ((i + 1) != testcase)) continue; |
a3c76eb9d mmc: replace prin... |
2853 2854 |
pr_info("%s: Test case %d. %s... ", |
88ae600d5 mmc: mmc host tes... |
2855 2856 2857 2858 2859 2860 |
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) { |
a3c76eb9d mmc: replace prin... |
2861 |
pr_info("%s: Result: Prepare " |
88ae600d5 mmc: mmc host tes... |
2862 2863 2864 2865 2866 2867 2868 |
"stage failed! (%d) ", mmc_hostname(test->card->host), ret); continue; } } |
3183aa153 mmc_test: collect... |
2869 2870 2871 2872 2873 2874 2875 2876 2877 2878 2879 2880 2881 2882 2883 2884 2885 2886 |
gr = kzalloc(sizeof(struct mmc_test_general_result), GFP_KERNEL); if (gr) { INIT_LIST_HEAD(&gr->tr_lst); /* Assign data what we know already */ gr->card = test->card; gr->testcase = i; /* Append container to global one */ list_add_tail(&gr->link, &mmc_test_result); /* * Save the pointer to created container in our private * structure. */ test->gr = gr; } |
88ae600d5 mmc: mmc host tes... |
2887 2888 2889 |
ret = mmc_test_cases[i].run(test); switch (ret) { case RESULT_OK: |
a3c76eb9d mmc: replace prin... |
2890 2891 |
pr_info("%s: Result: OK ", |
88ae600d5 mmc: mmc host tes... |
2892 2893 2894 |
mmc_hostname(test->card->host)); break; case RESULT_FAIL: |
a3c76eb9d mmc: replace prin... |
2895 2896 |
pr_info("%s: Result: FAILED ", |
88ae600d5 mmc: mmc host tes... |
2897 2898 2899 |
mmc_hostname(test->card->host)); break; case RESULT_UNSUP_HOST: |
a3c76eb9d mmc: replace prin... |
2900 |
pr_info("%s: Result: UNSUPPORTED " |
88ae600d5 mmc: mmc host tes... |
2901 2902 2903 2904 2905 |
"(by host) ", mmc_hostname(test->card->host)); break; case RESULT_UNSUP_CARD: |
a3c76eb9d mmc: replace prin... |
2906 |
pr_info("%s: Result: UNSUPPORTED " |
88ae600d5 mmc: mmc host tes... |
2907 2908 2909 2910 2911 |
"(by card) ", mmc_hostname(test->card->host)); break; default: |
a3c76eb9d mmc: replace prin... |
2912 2913 |
pr_info("%s: Result: ERROR (%d) ", |
88ae600d5 mmc: mmc host tes... |
2914 2915 |
mmc_hostname(test->card->host), ret); } |
3183aa153 mmc_test: collect... |
2916 2917 2918 |
/* Save the result */ if (gr) gr->result = ret; |
88ae600d5 mmc: mmc host tes... |
2919 2920 2921 |
if (mmc_test_cases[i].cleanup) { ret = mmc_test_cases[i].cleanup(test); if (ret) { |
a3c76eb9d mmc: replace prin... |
2922 |
pr_info("%s: Warning: Cleanup " |
88ae600d5 mmc: mmc host tes... |
2923 2924 2925 2926 2927 2928 2929 2930 2931 |
"stage failed! (%d) ", mmc_hostname(test->card->host), ret); } } } mmc_release_host(test->card->host); |
a3c76eb9d mmc: replace prin... |
2932 2933 |
pr_info("%s: Tests completed. ", |
88ae600d5 mmc: mmc host tes... |
2934 2935 |
mmc_hostname(test->card->host)); } |
3183aa153 mmc_test: collect... |
2936 2937 2938 2939 2940 2941 2942 2943 2944 2945 2946 2947 2948 2949 2950 2951 2952 2953 2954 2955 2956 2957 2958 |
static void mmc_test_free_result(struct mmc_card *card) { struct mmc_test_general_result *gr, *grs; mutex_lock(&mmc_test_lock); list_for_each_entry_safe(gr, grs, &mmc_test_result, link) { struct mmc_test_transfer_result *tr, *trs; if (card && gr->card != card) continue; list_for_each_entry_safe(tr, trs, &gr->tr_lst, link) { list_del(&tr->link); kfree(tr); } list_del(&gr->link); kfree(gr); } mutex_unlock(&mmc_test_lock); } |
130067ed1 mmc_test: move fi... |
2959 2960 2961 |
static LIST_HEAD(mmc_test_file_test); static int mtf_test_show(struct seq_file *sf, void *data) |
88ae600d5 mmc: mmc host tes... |
2962 |
{ |
130067ed1 mmc_test: move fi... |
2963 |
struct mmc_card *card = (struct mmc_card *)sf->private; |
3183aa153 mmc_test: collect... |
2964 |
struct mmc_test_general_result *gr; |
3183aa153 mmc_test: collect... |
2965 |
|
88ae600d5 mmc: mmc host tes... |
2966 |
mutex_lock(&mmc_test_lock); |
3183aa153 mmc_test: collect... |
2967 2968 2969 2970 2971 2972 |
list_for_each_entry(gr, &mmc_test_result, link) { struct mmc_test_transfer_result *tr; if (gr->card != card) continue; |
130067ed1 mmc_test: move fi... |
2973 2974 |
seq_printf(sf, "Test %d: %d ", gr->testcase + 1, gr->result); |
3183aa153 mmc_test: collect... |
2975 2976 |
list_for_each_entry(tr, &gr->tr_lst, link) { |
b6056d123 mmc: mmc_test: ad... |
2977 2978 |
seq_printf(sf, "%u %d %lu.%09lu %u %u.%02u ", |
3183aa153 mmc_test: collect... |
2979 2980 2981 |
tr->count, tr->sectors, (unsigned long)tr->ts.tv_sec, (unsigned long)tr->ts.tv_nsec, |
b6056d123 mmc: mmc_test: ad... |
2982 |
tr->rate, tr->iops / 100, tr->iops % 100); |
3183aa153 mmc_test: collect... |
2983 2984 |
} } |
88ae600d5 mmc: mmc host tes... |
2985 |
mutex_unlock(&mmc_test_lock); |
130067ed1 mmc_test: move fi... |
2986 |
return 0; |
88ae600d5 mmc: mmc host tes... |
2987 |
} |
130067ed1 mmc_test: move fi... |
2988 |
static int mtf_test_open(struct inode *inode, struct file *file) |
88ae600d5 mmc: mmc host tes... |
2989 |
{ |
130067ed1 mmc_test: move fi... |
2990 2991 2992 2993 2994 2995 2996 2997 |
return single_open(file, mtf_test_show, inode->i_private); } static ssize_t mtf_test_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { struct seq_file *sf = (struct seq_file *)file->private_data; struct mmc_card *card = (struct mmc_card *)sf->private; |
88ae600d5 mmc: mmc host tes... |
2998 |
struct mmc_test_card *test; |
5c25aee53 mmc_test: change ... |
2999 |
long testcase; |
4be7085f7 mmc: mmc_test: re... |
3000 |
int ret; |
88ae600d5 mmc: mmc host tes... |
3001 |
|
4be7085f7 mmc: mmc_test: re... |
3002 3003 3004 |
ret = kstrtol_from_user(buf, count, 10, &testcase); if (ret) return ret; |
fd8c326ca mmc_test: add tes... |
3005 |
|
88ae600d5 mmc: mmc host tes... |
3006 3007 3008 |
test = kzalloc(sizeof(struct mmc_test_card), GFP_KERNEL); if (!test) return -ENOMEM; |
3183aa153 mmc_test: collect... |
3009 3010 3011 3012 3013 |
/* * Remove all test cases associated with given card. Thus we have only * actual data of the last run. */ mmc_test_free_result(card); |
88ae600d5 mmc: mmc host tes... |
3014 3015 3016 |
test->card = card; test->buffer = kzalloc(BUFFER_SIZE, GFP_KERNEL); |
2661081f5 mmc_test: highmem... |
3017 3018 3019 3020 3021 3022 3023 |
#ifdef CONFIG_HIGHMEM test->highmem = alloc_pages(GFP_KERNEL | __GFP_HIGHMEM, BUFFER_ORDER); #endif #ifdef CONFIG_HIGHMEM if (test->buffer && test->highmem) { #else |
88ae600d5 mmc: mmc host tes... |
3024 |
if (test->buffer) { |
2661081f5 mmc_test: highmem... |
3025 |
#endif |
88ae600d5 mmc: mmc host tes... |
3026 |
mutex_lock(&mmc_test_lock); |
fd8c326ca mmc_test: add tes... |
3027 |
mmc_test_run(test, testcase); |
88ae600d5 mmc: mmc host tes... |
3028 3029 |
mutex_unlock(&mmc_test_lock); } |
2661081f5 mmc_test: highmem... |
3030 3031 3032 |
#ifdef CONFIG_HIGHMEM __free_pages(test->highmem, BUFFER_ORDER); #endif |
88ae600d5 mmc: mmc host tes... |
3033 3034 3035 3036 3037 |
kfree(test->buffer); kfree(test); return count; } |
130067ed1 mmc_test: move fi... |
3038 3039 3040 3041 3042 3043 3044 |
static const struct file_operations mmc_test_fops_test = { .open = mtf_test_open, .read = seq_read, .write = mtf_test_write, .llseek = seq_lseek, .release = single_release, }; |
54f3caf5b mmc: mmc_test: ad... |
3045 3046 3047 3048 3049 |
static int mtf_testlist_show(struct seq_file *sf, void *data) { int i; mutex_lock(&mmc_test_lock); |
1ac109ddc mmc: mmc_test: me... |
3050 3051 |
seq_printf(sf, "0:\tRun all tests "); |
54f3caf5b mmc: mmc_test: ad... |
3052 3053 3054 3055 3056 3057 3058 3059 3060 3061 3062 3063 3064 3065 3066 3067 3068 3069 3070 3071 |
for (i = 0; i < ARRAY_SIZE(mmc_test_cases); i++) seq_printf(sf, "%d:\t%s ", i+1, mmc_test_cases[i].name); mutex_unlock(&mmc_test_lock); return 0; } static int mtf_testlist_open(struct inode *inode, struct file *file) { return single_open(file, mtf_testlist_show, inode->i_private); } static const struct file_operations mmc_test_fops_testlist = { .open = mtf_testlist_open, .read = seq_read, .llseek = seq_lseek, .release = single_release, }; |
d5a5bd1c3 mmc: mmc_test: av... |
3072 |
static void mmc_test_free_dbgfs_file(struct mmc_card *card) |
130067ed1 mmc_test: move fi... |
3073 3074 3075 3076 3077 3078 3079 3080 3081 3082 3083 3084 3085 3086 3087 |
{ struct mmc_test_dbgfs_file *df, *dfs; mutex_lock(&mmc_test_lock); list_for_each_entry_safe(df, dfs, &mmc_test_file_test, link) { if (card && df->card != card) continue; debugfs_remove(df->file); list_del(&df->link); kfree(df); } mutex_unlock(&mmc_test_lock); } |
d5a5bd1c3 mmc: mmc_test: av... |
3088 |
static int __mmc_test_register_dbgfs_file(struct mmc_card *card, |
f4ae40a6a switch debugfs to... |
3089 |
const char *name, umode_t mode, const struct file_operations *fops) |
130067ed1 mmc_test: move fi... |
3090 3091 3092 |
{ struct dentry *file = NULL; struct mmc_test_dbgfs_file *df; |
54f3caf5b mmc: mmc_test: ad... |
3093 3094 |
if (card->debugfs_root) |
d5a5bd1c3 mmc: mmc_test: av... |
3095 3096 |
file = debugfs_create_file(name, mode, card->debugfs_root, card, fops); |
54f3caf5b mmc: mmc_test: ad... |
3097 3098 3099 |
if (IS_ERR_OR_NULL(file)) { dev_err(&card->dev, |
d5a5bd1c3 mmc: mmc_test: av... |
3100 3101 3102 3103 |
"Can't create %s. Perhaps debugfs is disabled. ", name); return -ENODEV; |
130067ed1 mmc_test: move fi... |
3104 3105 3106 3107 3108 3109 3110 3111 |
} df = kmalloc(sizeof(struct mmc_test_dbgfs_file), GFP_KERNEL); if (!df) { debugfs_remove(file); dev_err(&card->dev, "Can't allocate memory for internal usage. "); |
d5a5bd1c3 mmc: mmc_test: av... |
3112 |
return -ENOMEM; |
130067ed1 mmc_test: move fi... |
3113 3114 3115 3116 3117 3118 |
} df->card = card; df->file = file; list_add(&df->link, &mmc_test_file_test); |
d5a5bd1c3 mmc: mmc_test: av... |
3119 3120 3121 3122 3123 3124 3125 3126 3127 3128 3129 3130 3131 3132 3133 3134 3135 3136 |
return 0; } static int mmc_test_register_dbgfs_file(struct mmc_card *card) { int ret; mutex_lock(&mmc_test_lock); ret = __mmc_test_register_dbgfs_file(card, "test", S_IWUSR | S_IRUGO, &mmc_test_fops_test); if (ret) goto err; ret = __mmc_test_register_dbgfs_file(card, "testlist", S_IRUGO, &mmc_test_fops_testlist); if (ret) goto err; |
130067ed1 mmc_test: move fi... |
3137 3138 3139 3140 3141 3142 |
err: mutex_unlock(&mmc_test_lock); return ret; } |
88ae600d5 mmc: mmc host tes... |
3143 |
|
96541bac0 Revert "mmc: core... |
3144 |
static int mmc_test_probe(struct mmc_card *card) |
88ae600d5 mmc: mmc host tes... |
3145 3146 |
{ int ret; |
63be54cef mmc_test: use API... |
3147 |
if (!mmc_card_mmc(card) && !mmc_card_sd(card)) |
0121a9829 mmc_test: only bi... |
3148 |
return -ENODEV; |
d5a5bd1c3 mmc: mmc_test: av... |
3149 |
ret = mmc_test_register_dbgfs_file(card); |
88ae600d5 mmc: mmc host tes... |
3150 3151 |
if (ret) return ret; |
60c9c7b1d mmc_test: print m... |
3152 3153 |
dev_info(&card->dev, "Card claimed for testing. "); |
88ae600d5 mmc: mmc host tes... |
3154 3155 |
return 0; } |
96541bac0 Revert "mmc: core... |
3156 |
static void mmc_test_remove(struct mmc_card *card) |
88ae600d5 mmc: mmc host tes... |
3157 |
{ |
3183aa153 mmc_test: collect... |
3158 |
mmc_test_free_result(card); |
d5a5bd1c3 mmc: mmc_test: av... |
3159 |
mmc_test_free_dbgfs_file(card); |
88ae600d5 mmc: mmc host tes... |
3160 |
} |
96541bac0 Revert "mmc: core... |
3161 |
static void mmc_test_shutdown(struct mmc_card *card) |
762877485 mmc: core: Handle... |
3162 3163 |
{ } |
96541bac0 Revert "mmc: core... |
3164 3165 3166 3167 |
static struct mmc_driver mmc_driver = { .drv = { .name = "mmc_test", }, |
88ae600d5 mmc: mmc host tes... |
3168 3169 |
.probe = mmc_test_probe, .remove = mmc_test_remove, |
762877485 mmc: core: Handle... |
3170 |
.shutdown = mmc_test_shutdown, |
88ae600d5 mmc: mmc host tes... |
3171 3172 3173 3174 3175 3176 3177 3178 3179 |
}; static int __init mmc_test_init(void) { return mmc_register_driver(&mmc_driver); } static void __exit mmc_test_exit(void) { |
3183aa153 mmc_test: collect... |
3180 3181 |
/* Clear stalled data if card is still plugged */ mmc_test_free_result(NULL); |
d5a5bd1c3 mmc: mmc_test: av... |
3182 |
mmc_test_free_dbgfs_file(NULL); |
3183aa153 mmc_test: collect... |
3183 |
|
88ae600d5 mmc: mmc host tes... |
3184 3185 3186 3187 3188 3189 3190 3191 3192 |
mmc_unregister_driver(&mmc_driver); } module_init(mmc_test_init); module_exit(mmc_test_exit); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Multimedia Card (MMC) host test driver"); MODULE_AUTHOR("Pierre Ossman"); |