Lines Matching +full:broken +full:- +full:hpi
1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2003-2004 Russell King, All Rights Reserved.
6 * Copyright (C) 2005-2007 Pierre Ossman, All Rights Reserved.
60 u32 *resp = card->raw_cid; in mmc_decode_cid()
66 add_device_randomness(&card->raw_cid, sizeof(card->raw_cid)); in mmc_decode_cid()
72 switch (card->csd.mmca_vsn) { in mmc_decode_cid()
73 case 0: /* MMC v1.0 - v1.2 */ in mmc_decode_cid()
75 card->cid.manfid = unstuff_bits(resp, 104, 24); in mmc_decode_cid()
76 card->cid.prod_name[0] = unstuff_bits(resp, 96, 8); in mmc_decode_cid()
77 card->cid.prod_name[1] = unstuff_bits(resp, 88, 8); in mmc_decode_cid()
78 card->cid.prod_name[2] = unstuff_bits(resp, 80, 8); in mmc_decode_cid()
79 card->cid.prod_name[3] = unstuff_bits(resp, 72, 8); in mmc_decode_cid()
80 card->cid.prod_name[4] = unstuff_bits(resp, 64, 8); in mmc_decode_cid()
81 card->cid.prod_name[5] = unstuff_bits(resp, 56, 8); in mmc_decode_cid()
82 card->cid.prod_name[6] = unstuff_bits(resp, 48, 8); in mmc_decode_cid()
83 card->cid.hwrev = unstuff_bits(resp, 44, 4); in mmc_decode_cid()
84 card->cid.fwrev = unstuff_bits(resp, 40, 4); in mmc_decode_cid()
85 card->cid.serial = unstuff_bits(resp, 16, 24); in mmc_decode_cid()
86 card->cid.month = unstuff_bits(resp, 12, 4); in mmc_decode_cid()
87 card->cid.year = unstuff_bits(resp, 8, 4) + 1997; in mmc_decode_cid()
90 case 2: /* MMC v2.0 - v2.2 */ in mmc_decode_cid()
91 case 3: /* MMC v3.1 - v3.3 */ in mmc_decode_cid()
93 card->cid.manfid = unstuff_bits(resp, 120, 8); in mmc_decode_cid()
94 card->cid.oemid = unstuff_bits(resp, 104, 16); in mmc_decode_cid()
95 card->cid.prod_name[0] = unstuff_bits(resp, 96, 8); in mmc_decode_cid()
96 card->cid.prod_name[1] = unstuff_bits(resp, 88, 8); in mmc_decode_cid()
97 card->cid.prod_name[2] = unstuff_bits(resp, 80, 8); in mmc_decode_cid()
98 card->cid.prod_name[3] = unstuff_bits(resp, 72, 8); in mmc_decode_cid()
99 card->cid.prod_name[4] = unstuff_bits(resp, 64, 8); in mmc_decode_cid()
100 card->cid.prod_name[5] = unstuff_bits(resp, 56, 8); in mmc_decode_cid()
101 card->cid.prv = unstuff_bits(resp, 48, 8); in mmc_decode_cid()
102 card->cid.serial = unstuff_bits(resp, 16, 32); in mmc_decode_cid()
103 card->cid.month = unstuff_bits(resp, 12, 4); in mmc_decode_cid()
104 card->cid.year = unstuff_bits(resp, 8, 4) + 1997; in mmc_decode_cid()
109 mmc_hostname(card->host), card->csd.mmca_vsn); in mmc_decode_cid()
110 return -EINVAL; in mmc_decode_cid()
114 strim(card->cid.prod_name); in mmc_decode_cid()
121 if (card->ext_csd.erase_group_def & 1) in mmc_set_erase_size()
122 card->erase_size = card->ext_csd.hc_erase_size; in mmc_set_erase_size()
124 card->erase_size = card->csd.erase_size; in mmc_set_erase_size()
132 if (card->ext_csd.erase_group_def & 1) in mmc_set_wp_grp_size()
133 card->wp_grp_size = card->ext_csd.hc_erase_size * in mmc_set_wp_grp_size()
134 card->ext_csd.raw_hc_erase_gap_size; in mmc_set_wp_grp_size()
136 card->wp_grp_size = card->csd.erase_size * in mmc_set_wp_grp_size()
137 (card->csd.wp_grp_size + 1); in mmc_set_wp_grp_size()
141 * Given a 128-bit response, decode to our card CSD structure.
145 struct mmc_csd *csd = &card->csd; in mmc_decode_csd()
147 u32 *resp = card->raw_csd; in mmc_decode_csd()
154 csd->structure = unstuff_bits(resp, 126, 2); in mmc_decode_csd()
155 if (csd->structure == 0) { in mmc_decode_csd()
157 mmc_hostname(card->host), csd->structure); in mmc_decode_csd()
158 return -EINVAL; in mmc_decode_csd()
161 csd->mmca_vsn = unstuff_bits(resp, 122, 4); in mmc_decode_csd()
164 csd->taac_ns = (taac_exp[e] * taac_mant[m] + 9) / 10; in mmc_decode_csd()
165 csd->taac_clks = unstuff_bits(resp, 104, 8) * 100; in mmc_decode_csd()
169 csd->max_dtr = tran_exp[e] * tran_mant[m]; in mmc_decode_csd()
170 csd->cmdclass = unstuff_bits(resp, 84, 12); in mmc_decode_csd()
174 csd->capacity = (1 + m) << (e + 2); in mmc_decode_csd()
176 csd->read_blkbits = unstuff_bits(resp, 80, 4); in mmc_decode_csd()
177 csd->read_partial = unstuff_bits(resp, 79, 1); in mmc_decode_csd()
178 csd->write_misalign = unstuff_bits(resp, 78, 1); in mmc_decode_csd()
179 csd->read_misalign = unstuff_bits(resp, 77, 1); in mmc_decode_csd()
180 csd->dsr_imp = unstuff_bits(resp, 76, 1); in mmc_decode_csd()
181 csd->r2w_factor = unstuff_bits(resp, 26, 3); in mmc_decode_csd()
182 csd->write_blkbits = unstuff_bits(resp, 22, 4); in mmc_decode_csd()
183 csd->write_partial = unstuff_bits(resp, 21, 1); in mmc_decode_csd()
185 if (csd->write_blkbits >= 9) { in mmc_decode_csd()
188 csd->erase_size = (a + 1) * (b + 1); in mmc_decode_csd()
189 csd->erase_size <<= csd->write_blkbits - 9; in mmc_decode_csd()
190 csd->wp_grp_size = unstuff_bits(resp, 32, 5); in mmc_decode_csd()
198 struct mmc_host *host = card->host; in mmc_select_card_type()
199 u8 card_type = card->ext_csd.raw_card_type; in mmc_select_card_type()
200 u32 caps = host->caps, caps2 = host->caps2; in mmc_select_card_type()
253 card->ext_csd.strobe_support && in mmc_select_card_type()
257 card->ext_csd.hs_max_dtr = hs_max_dtr; in mmc_select_card_type()
258 card->ext_csd.hs200_max_dtr = hs200_max_dtr; in mmc_select_card_type()
259 card->mmc_avail_type = avail_type; in mmc_select_card_type()
269 card->ext_csd.enhanced_area_offset = -EINVAL; in mmc_manage_enhanced_area()
270 card->ext_csd.enhanced_area_size = -EINVAL; in mmc_manage_enhanced_area()
273 * Enhanced area feature support -- check whether the eMMC in mmc_manage_enhanced_area()
279 if (card->ext_csd.partition_setting_completed) { in mmc_manage_enhanced_area()
288 card->ext_csd.enhanced_area_offset = in mmc_manage_enhanced_area()
294 card->ext_csd.enhanced_area_offset <<= 9; in mmc_manage_enhanced_area()
298 card->ext_csd.enhanced_area_size = in mmc_manage_enhanced_area()
301 card->ext_csd.enhanced_area_size *= in mmc_manage_enhanced_area()
303 card->ext_csd.enhanced_area_size <<= 9; in mmc_manage_enhanced_area()
306 mmc_hostname(card->host)); in mmc_manage_enhanced_area()
315 card->part[card->nr_parts].size = size; in mmc_part_add()
316 card->part[card->nr_parts].part_cfg = part_cfg; in mmc_part_add()
317 sprintf(card->part[card->nr_parts].name, name, idx); in mmc_part_add()
318 card->part[card->nr_parts].force_ro = ro; in mmc_part_add()
319 card->part[card->nr_parts].area_type = area_type; in mmc_part_add()
320 card->nr_parts++; in mmc_part_add()
330 * General purpose partition feature support -- in mmc_manage_gp_partitions()
346 if (card->ext_csd.partition_setting_completed == 0) { in mmc_manage_gp_partitions()
348 mmc_hostname(card->host)); in mmc_manage_gp_partitions()
380 card->ext_csd.raw_ext_csd_structure = ext_csd[EXT_CSD_STRUCTURE]; in mmc_decode_ext_csd()
381 if (card->csd.structure == 3) { in mmc_decode_ext_csd()
382 if (card->ext_csd.raw_ext_csd_structure > 2) { in mmc_decode_ext_csd()
384 "version %d\n", mmc_hostname(card->host), in mmc_decode_ext_csd()
385 card->ext_csd.raw_ext_csd_structure); in mmc_decode_ext_csd()
386 err = -EINVAL; in mmc_decode_ext_csd()
391 np = mmc_of_find_child_device(card->host, 0); in mmc_decode_ext_csd()
392 if (np && of_device_is_compatible(np, "mmc-card")) in mmc_decode_ext_csd()
393 broken_hpi = of_property_read_bool(np, "broken-hpi"); in mmc_decode_ext_csd()
399 * are authorized, see JEDEC JESD84-B50 section B.8. in mmc_decode_ext_csd()
401 card->ext_csd.rev = ext_csd[EXT_CSD_REV]; in mmc_decode_ext_csd()
406 card->ext_csd.raw_sectors[0] = ext_csd[EXT_CSD_SEC_CNT + 0]; in mmc_decode_ext_csd()
407 card->ext_csd.raw_sectors[1] = ext_csd[EXT_CSD_SEC_CNT + 1]; in mmc_decode_ext_csd()
408 card->ext_csd.raw_sectors[2] = ext_csd[EXT_CSD_SEC_CNT + 2]; in mmc_decode_ext_csd()
409 card->ext_csd.raw_sectors[3] = ext_csd[EXT_CSD_SEC_CNT + 3]; in mmc_decode_ext_csd()
410 if (card->ext_csd.rev >= 2) { in mmc_decode_ext_csd()
411 card->ext_csd.sectors = in mmc_decode_ext_csd()
418 if (card->ext_csd.sectors > (2u * 1024 * 1024 * 1024) / 512) in mmc_decode_ext_csd()
422 card->ext_csd.strobe_support = ext_csd[EXT_CSD_STROBE_SUPPORT]; in mmc_decode_ext_csd()
423 card->ext_csd.raw_card_type = ext_csd[EXT_CSD_CARD_TYPE]; in mmc_decode_ext_csd()
425 card->ext_csd.raw_s_a_timeout = ext_csd[EXT_CSD_S_A_TIMEOUT]; in mmc_decode_ext_csd()
426 card->ext_csd.raw_erase_timeout_mult = in mmc_decode_ext_csd()
428 card->ext_csd.raw_hc_erase_grp_size = in mmc_decode_ext_csd()
430 card->ext_csd.raw_boot_mult = in mmc_decode_ext_csd()
432 if (card->ext_csd.rev >= 3) { in mmc_decode_ext_csd()
434 card->ext_csd.part_config = ext_csd[EXT_CSD_PART_CONFIG]; in mmc_decode_ext_csd()
437 card->ext_csd.part_time = 10 * ext_csd[EXT_CSD_PART_SWITCH_TIME]; in mmc_decode_ext_csd()
441 card->ext_csd.sa_timeout = in mmc_decode_ext_csd()
443 card->ext_csd.erase_group_def = in mmc_decode_ext_csd()
445 card->ext_csd.hc_erase_timeout = 300 * in mmc_decode_ext_csd()
447 card->ext_csd.hc_erase_size = in mmc_decode_ext_csd()
450 card->ext_csd.rel_sectors = ext_csd[EXT_CSD_REL_WR_SEC_C]; in mmc_decode_ext_csd()
456 if (ext_csd[EXT_CSD_BOOT_MULT] && mmc_boot_partition_access(card->host)) { in mmc_decode_ext_csd()
467 card->ext_csd.raw_hc_erase_gap_size = in mmc_decode_ext_csd()
469 card->ext_csd.raw_sec_trim_mult = in mmc_decode_ext_csd()
471 card->ext_csd.raw_sec_erase_mult = in mmc_decode_ext_csd()
473 card->ext_csd.raw_sec_feature_support = in mmc_decode_ext_csd()
475 card->ext_csd.raw_trim_mult = in mmc_decode_ext_csd()
477 card->ext_csd.raw_partition_support = ext_csd[EXT_CSD_PARTITION_SUPPORT]; in mmc_decode_ext_csd()
478 card->ext_csd.raw_driver_strength = ext_csd[EXT_CSD_DRIVER_STRENGTH]; in mmc_decode_ext_csd()
479 if (card->ext_csd.rev >= 4) { in mmc_decode_ext_csd()
482 card->ext_csd.partition_setting_completed = 1; in mmc_decode_ext_csd()
484 card->ext_csd.partition_setting_completed = 0; in mmc_decode_ext_csd()
490 card->ext_csd.sec_trim_mult = in mmc_decode_ext_csd()
492 card->ext_csd.sec_erase_mult = in mmc_decode_ext_csd()
494 card->ext_csd.sec_feature_support = in mmc_decode_ext_csd()
496 card->ext_csd.trim_timeout = 300 * in mmc_decode_ext_csd()
504 card->ext_csd.boot_ro_lock = ext_csd[EXT_CSD_BOOT_WP]; in mmc_decode_ext_csd()
505 card->ext_csd.boot_ro_lockable = true; in mmc_decode_ext_csd()
508 card->ext_csd.raw_pwr_cl_52_195 = in mmc_decode_ext_csd()
510 card->ext_csd.raw_pwr_cl_26_195 = in mmc_decode_ext_csd()
512 card->ext_csd.raw_pwr_cl_52_360 = in mmc_decode_ext_csd()
514 card->ext_csd.raw_pwr_cl_26_360 = in mmc_decode_ext_csd()
516 card->ext_csd.raw_pwr_cl_200_195 = in mmc_decode_ext_csd()
518 card->ext_csd.raw_pwr_cl_200_360 = in mmc_decode_ext_csd()
520 card->ext_csd.raw_pwr_cl_ddr_52_195 = in mmc_decode_ext_csd()
522 card->ext_csd.raw_pwr_cl_ddr_52_360 = in mmc_decode_ext_csd()
524 card->ext_csd.raw_pwr_cl_ddr_200_360 = in mmc_decode_ext_csd()
528 if (card->ext_csd.rev >= 5) { in mmc_decode_ext_csd()
529 /* Adjust production date as per JEDEC JESD84-B451 */ in mmc_decode_ext_csd()
530 if (card->cid.year < 2010) in mmc_decode_ext_csd()
531 card->cid.year += 16; in mmc_decode_ext_csd()
535 card->ext_csd.bkops = 1; in mmc_decode_ext_csd()
536 card->ext_csd.man_bkops_en = in mmc_decode_ext_csd()
539 card->ext_csd.raw_bkops_status = in mmc_decode_ext_csd()
541 if (card->ext_csd.man_bkops_en) in mmc_decode_ext_csd()
543 mmc_hostname(card->host)); in mmc_decode_ext_csd()
544 card->ext_csd.auto_bkops_en = in mmc_decode_ext_csd()
547 if (card->ext_csd.auto_bkops_en) in mmc_decode_ext_csd()
549 mmc_hostname(card->host)); in mmc_decode_ext_csd()
552 /* check whether the eMMC card supports HPI */ in mmc_decode_ext_csd()
555 card->ext_csd.hpi = 1; in mmc_decode_ext_csd()
557 card->ext_csd.hpi_cmd = MMC_STOP_TRANSMISSION; in mmc_decode_ext_csd()
559 card->ext_csd.hpi_cmd = MMC_SEND_STATUS; in mmc_decode_ext_csd()
562 * a command interrupted by HPI in mmc_decode_ext_csd()
564 card->ext_csd.out_of_int_time = in mmc_decode_ext_csd()
568 card->ext_csd.rel_param = ext_csd[EXT_CSD_WR_REL_PARAM]; in mmc_decode_ext_csd()
569 card->ext_csd.rst_n_function = ext_csd[EXT_CSD_RST_N_FUNCTION]; in mmc_decode_ext_csd()
574 card->ext_csd.raw_rpmb_size_mult = ext_csd[EXT_CSD_RPMB_MULT]; in mmc_decode_ext_csd()
575 if (ext_csd[EXT_CSD_RPMB_MULT] && mmc_host_cmd23(card->host)) { in mmc_decode_ext_csd()
583 card->ext_csd.raw_erased_mem_count = ext_csd[EXT_CSD_ERASED_MEM_CONT]; in mmc_decode_ext_csd()
585 card->erased_byte = 0xFF; in mmc_decode_ext_csd()
587 card->erased_byte = 0x0; in mmc_decode_ext_csd()
590 card->ext_csd.generic_cmd6_time = DEFAULT_CMD6_TIMEOUT_MS; in mmc_decode_ext_csd()
591 if (card->ext_csd.rev >= 6) { in mmc_decode_ext_csd()
592 card->ext_csd.feature_support |= MMC_DISCARD_FEATURE; in mmc_decode_ext_csd()
594 card->ext_csd.generic_cmd6_time = 10 * in mmc_decode_ext_csd()
596 card->ext_csd.power_off_longtime = 10 * in mmc_decode_ext_csd()
599 card->ext_csd.cache_size = in mmc_decode_ext_csd()
606 card->ext_csd.data_sector_size = 4096; in mmc_decode_ext_csd()
608 card->ext_csd.data_sector_size = 512; in mmc_decode_ext_csd()
612 card->ext_csd.data_tag_unit_size = in mmc_decode_ext_csd()
614 (card->ext_csd.data_sector_size); in mmc_decode_ext_csd()
616 card->ext_csd.data_tag_unit_size = 0; in mmc_decode_ext_csd()
619 card->ext_csd.data_sector_size = 512; in mmc_decode_ext_csd()
627 if (!card->ext_csd.part_time) in mmc_decode_ext_csd()
628 card->ext_csd.part_time = card->ext_csd.generic_cmd6_time; in mmc_decode_ext_csd()
630 if (card->ext_csd.part_time < MMC_MIN_PART_SWITCH_TIME) in mmc_decode_ext_csd()
631 card->ext_csd.part_time = MMC_MIN_PART_SWITCH_TIME; in mmc_decode_ext_csd()
634 if (card->ext_csd.rev >= 7) { in mmc_decode_ext_csd()
635 memcpy(card->ext_csd.fwrev, &ext_csd[EXT_CSD_FIRMWARE_VERSION], in mmc_decode_ext_csd()
637 card->ext_csd.ffu_capable = in mmc_decode_ext_csd()
641 card->ext_csd.pre_eol_info = ext_csd[EXT_CSD_PRE_EOL_INFO]; in mmc_decode_ext_csd()
642 card->ext_csd.device_life_time_est_typ_a = in mmc_decode_ext_csd()
644 card->ext_csd.device_life_time_est_typ_b = in mmc_decode_ext_csd()
649 if (card->ext_csd.rev >= 8) { in mmc_decode_ext_csd()
650 card->ext_csd.cmdq_support = ext_csd[EXT_CSD_CMDQ_SUPPORT] & in mmc_decode_ext_csd()
652 card->ext_csd.cmdq_depth = (ext_csd[EXT_CSD_CMDQ_DEPTH] & in mmc_decode_ext_csd()
655 if (card->ext_csd.cmdq_depth <= 2) { in mmc_decode_ext_csd()
656 card->ext_csd.cmdq_support = false; in mmc_decode_ext_csd()
657 card->ext_csd.cmdq_depth = 0; in mmc_decode_ext_csd()
659 if (card->ext_csd.cmdq_support) { in mmc_decode_ext_csd()
661 mmc_hostname(card->host), in mmc_decode_ext_csd()
662 card->ext_csd.cmdq_depth); in mmc_decode_ext_csd()
664 card->ext_csd.enhanced_rpmb_supported = in mmc_decode_ext_csd()
665 (card->ext_csd.rel_param & in mmc_decode_ext_csd()
684 if ((err != -EINVAL) in mmc_read_ext_csd()
685 && (err != -ENOSYS) in mmc_read_ext_csd()
686 && (err != -EFAULT)) in mmc_read_ext_csd()
693 if (card->csd.capacity == (4096 * 512)) { in mmc_read_ext_csd()
695 mmc_hostname(card->host)); in mmc_read_ext_csd()
698 mmc_hostname(card->host)); in mmc_read_ext_csd()
723 err = !((card->ext_csd.raw_partition_support == in mmc_compare_ext_csds()
725 (card->ext_csd.raw_erased_mem_count == in mmc_compare_ext_csds()
727 (card->ext_csd.rev == in mmc_compare_ext_csds()
729 (card->ext_csd.raw_ext_csd_structure == in mmc_compare_ext_csds()
731 (card->ext_csd.raw_card_type == in mmc_compare_ext_csds()
733 (card->ext_csd.raw_s_a_timeout == in mmc_compare_ext_csds()
735 (card->ext_csd.raw_hc_erase_gap_size == in mmc_compare_ext_csds()
737 (card->ext_csd.raw_erase_timeout_mult == in mmc_compare_ext_csds()
739 (card->ext_csd.raw_hc_erase_grp_size == in mmc_compare_ext_csds()
741 (card->ext_csd.raw_sec_trim_mult == in mmc_compare_ext_csds()
743 (card->ext_csd.raw_sec_erase_mult == in mmc_compare_ext_csds()
745 (card->ext_csd.raw_sec_feature_support == in mmc_compare_ext_csds()
747 (card->ext_csd.raw_trim_mult == in mmc_compare_ext_csds()
749 (card->ext_csd.raw_sectors[0] == in mmc_compare_ext_csds()
751 (card->ext_csd.raw_sectors[1] == in mmc_compare_ext_csds()
753 (card->ext_csd.raw_sectors[2] == in mmc_compare_ext_csds()
755 (card->ext_csd.raw_sectors[3] == in mmc_compare_ext_csds()
757 (card->ext_csd.raw_pwr_cl_52_195 == in mmc_compare_ext_csds()
759 (card->ext_csd.raw_pwr_cl_26_195 == in mmc_compare_ext_csds()
761 (card->ext_csd.raw_pwr_cl_52_360 == in mmc_compare_ext_csds()
763 (card->ext_csd.raw_pwr_cl_26_360 == in mmc_compare_ext_csds()
765 (card->ext_csd.raw_pwr_cl_200_195 == in mmc_compare_ext_csds()
767 (card->ext_csd.raw_pwr_cl_200_360 == in mmc_compare_ext_csds()
769 (card->ext_csd.raw_pwr_cl_ddr_52_195 == in mmc_compare_ext_csds()
771 (card->ext_csd.raw_pwr_cl_ddr_52_360 == in mmc_compare_ext_csds()
773 (card->ext_csd.raw_pwr_cl_ddr_200_360 == in mmc_compare_ext_csds()
777 err = -EINVAL; in mmc_compare_ext_csds()
783 MMC_DEV_ATTR(cid, "%08x%08x%08x%08x\n", card->raw_cid[0], card->raw_cid[1],
784 card->raw_cid[2], card->raw_cid[3]);
785 MMC_DEV_ATTR(csd, "%08x%08x%08x%08x\n", card->raw_csd[0], card->raw_csd[1],
786 card->raw_csd[2], card->raw_csd[3]);
787 MMC_DEV_ATTR(date, "%02d/%04d\n", card->cid.month, card->cid.year);
788 MMC_DEV_ATTR(erase_size, "%u\n", card->erase_size << 9);
789 MMC_DEV_ATTR(preferred_erase_size, "%u\n", card->pref_erase << 9);
790 MMC_DEV_ATTR(wp_grp_size, "%u\n", card->wp_grp_size << 9);
791 MMC_DEV_ATTR(ffu_capable, "%d\n", card->ext_csd.ffu_capable);
792 MMC_DEV_ATTR(hwrev, "0x%x\n", card->cid.hwrev);
793 MMC_DEV_ATTR(manfid, "0x%06x\n", card->cid.manfid);
794 MMC_DEV_ATTR(name, "%s\n", card->cid.prod_name);
795 MMC_DEV_ATTR(oemid, "0x%04x\n", card->cid.oemid);
796 MMC_DEV_ATTR(prv, "0x%x\n", card->cid.prv);
797 MMC_DEV_ATTR(rev, "0x%x\n", card->ext_csd.rev);
798 MMC_DEV_ATTR(pre_eol_info, "0x%02x\n", card->ext_csd.pre_eol_info);
800 card->ext_csd.device_life_time_est_typ_a,
801 card->ext_csd.device_life_time_est_typ_b);
802 MMC_DEV_ATTR(serial, "0x%08x\n", card->cid.serial);
804 card->ext_csd.enhanced_area_offset);
805 MMC_DEV_ATTR(enhanced_area_size, "%u\n", card->ext_csd.enhanced_area_size);
806 MMC_DEV_ATTR(raw_rpmb_size_mult, "%#x\n", card->ext_csd.raw_rpmb_size_mult);
808 card->ext_csd.enhanced_rpmb_supported);
809 MMC_DEV_ATTR(rel_sectors, "%#x\n", card->ext_csd.rel_sectors);
810 MMC_DEV_ATTR(ocr, "0x%08x\n", card->ocr);
811 MMC_DEV_ATTR(rca, "0x%04x\n", card->rca);
812 MMC_DEV_ATTR(cmdq_en, "%d\n", card->ext_csd.cmdq_en);
820 if (card->ext_csd.rev < 7) in mmc_fwrev_show()
821 return sysfs_emit(buf, "0x%x\n", card->cid.fwrev); in mmc_fwrev_show()
824 card->ext_csd.fwrev); in mmc_fwrev_show()
834 struct mmc_host *host = card->host; in mmc_dsr_show()
836 if (card->csd.dsr_imp && host->dsr_req) in mmc_dsr_show()
837 return sysfs_emit(buf, "0x%x\n", host->dsr); in mmc_dsr_show()
889 struct mmc_host *host = card->host; in __mmc_select_powerclass()
890 struct mmc_ext_csd *ext_csd = &card->ext_csd; in __mmc_select_powerclass()
894 switch (1 << host->ios.vdd) { in __mmc_select_powerclass()
896 if (host->ios.clock <= MMC_HIGH_26_MAX_DTR) in __mmc_select_powerclass()
897 pwrclass_val = ext_csd->raw_pwr_cl_26_195; in __mmc_select_powerclass()
898 else if (host->ios.clock <= MMC_HIGH_52_MAX_DTR) in __mmc_select_powerclass()
900 ext_csd->raw_pwr_cl_52_195 : in __mmc_select_powerclass()
901 ext_csd->raw_pwr_cl_ddr_52_195; in __mmc_select_powerclass()
902 else if (host->ios.clock <= MMC_HS200_MAX_DTR) in __mmc_select_powerclass()
903 pwrclass_val = ext_csd->raw_pwr_cl_200_195; in __mmc_select_powerclass()
914 if (host->ios.clock <= MMC_HIGH_26_MAX_DTR) in __mmc_select_powerclass()
915 pwrclass_val = ext_csd->raw_pwr_cl_26_360; in __mmc_select_powerclass()
916 else if (host->ios.clock <= MMC_HIGH_52_MAX_DTR) in __mmc_select_powerclass()
918 ext_csd->raw_pwr_cl_52_360 : in __mmc_select_powerclass()
919 ext_csd->raw_pwr_cl_ddr_52_360; in __mmc_select_powerclass()
920 else if (host->ios.clock <= MMC_HS200_MAX_DTR) in __mmc_select_powerclass()
922 ext_csd->raw_pwr_cl_ddr_200_360 : in __mmc_select_powerclass()
923 ext_csd->raw_pwr_cl_200_360; in __mmc_select_powerclass()
928 return -EINVAL; in __mmc_select_powerclass()
943 card->ext_csd.generic_cmd6_time); in __mmc_select_powerclass()
951 struct mmc_host *host = card->host; in mmc_select_powerclass()
959 bus_width = host->ios.bus_width; in mmc_select_powerclass()
964 ddr = card->mmc_avail_type & EXT_CSD_CARD_TYPE_DDR_52; in mmc_select_powerclass()
985 unsigned int max_dtr = (unsigned int)-1; in mmc_set_bus_speed()
988 max_dtr > card->ext_csd.hs200_max_dtr) in mmc_set_bus_speed()
989 max_dtr = card->ext_csd.hs200_max_dtr; in mmc_set_bus_speed()
990 else if (mmc_card_hs(card) && max_dtr > card->ext_csd.hs_max_dtr) in mmc_set_bus_speed()
991 max_dtr = card->ext_csd.hs_max_dtr; in mmc_set_bus_speed()
992 else if (max_dtr > card->csd.max_dtr) in mmc_set_bus_speed()
993 max_dtr = card->csd.max_dtr; in mmc_set_bus_speed()
995 mmc_set_clock(card->host, max_dtr); in mmc_set_bus_speed()
999 * Select the bus width amoung 4-bit and 8-bit(SDR).
1015 struct mmc_host *host = card->host; in mmc_select_bus_width()
1020 !(host->caps & (MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA))) in mmc_select_bus_width()
1023 idx = (host->caps & MMC_CAP_8_BIT_DATA) ? 0 : 1; in mmc_select_bus_width()
1042 card->ext_csd.generic_cmd6_time); in mmc_select_bus_width()
1054 if (!(host->caps & MMC_CAP_BUS_WIDTH_TEST)) in mmc_select_bus_width()
1072 * Switch to the high-speed mode
1080 card->ext_csd.generic_cmd6_time, MMC_TIMING_MMC_HS, in mmc_select_hs()
1083 pr_warn("%s: switch to high-speed failed, err:%d\n", in mmc_select_hs()
1084 mmc_hostname(card->host), err); in mmc_select_hs()
1094 struct mmc_host *host = card->host; in mmc_select_hs_ddr()
1098 if (!(card->mmc_avail_type & EXT_CSD_CARD_TYPE_DDR_52)) in mmc_select_hs_ddr()
1101 bus_width = host->ios.bus_width; in mmc_select_hs_ddr()
1111 card->ext_csd.generic_cmd6_time, in mmc_select_hs_ddr()
1145 if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_DDR_1_2V) { in mmc_select_hs_ddr()
1151 if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_DDR_1_8V && in mmc_select_hs_ddr()
1152 host->caps & MMC_CAP_1_8V_DDR) in mmc_select_hs_ddr()
1164 struct mmc_host *host = card->host; in mmc_select_hs400()
1170 * HS400 mode requires 8-bit bus width in mmc_select_hs400()
1172 if (!(card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS400 && in mmc_select_hs400()
1173 host->ios.bus_width == MMC_BUS_WIDTH_8)) in mmc_select_hs400()
1180 card->ext_csd.generic_cmd6_time, 0, in mmc_select_hs400()
1183 pr_err("%s: switch to high-speed from hs200 failed, err:%d\n", in mmc_select_hs400()
1189 if (host->ops->hs400_downgrade) in mmc_select_hs400()
1190 host->ops->hs400_downgrade(host); in mmc_select_hs400()
1196 max_dtr = card->ext_csd.hs_max_dtr; in mmc_select_hs400()
1203 if (host->ops->hs400_prepare_ddr) in mmc_select_hs400()
1204 host->ops->hs400_prepare_ddr(host); in mmc_select_hs400()
1210 card->ext_csd.generic_cmd6_time); in mmc_select_hs400()
1219 card->drive_strength << EXT_CSD_DRV_STR_SHIFT; in mmc_select_hs400()
1222 card->ext_csd.generic_cmd6_time, 0, in mmc_select_hs400()
1234 if (host->ops->execute_hs400_tuning) { in mmc_select_hs400()
1236 err = host->ops->execute_hs400_tuning(host, card); in mmc_select_hs400()
1242 if (host->ops->hs400_complete) in mmc_select_hs400()
1243 host->ops->hs400_complete(host); in mmc_select_hs400()
1252 pr_err("%s: %s failed, error %d\n", mmc_hostname(card->host), in mmc_select_hs400()
1264 struct mmc_host *host = card->host; in mmc_hs400_to_hs200()
1270 max_dtr = card->ext_csd.hs_max_dtr; in mmc_hs400_to_hs200()
1276 val, card->ext_csd.generic_cmd6_time, 0, in mmc_hs400_to_hs200()
1281 if (host->ops->hs400_downgrade) in mmc_hs400_to_hs200()
1282 host->ops->hs400_downgrade(host); in mmc_hs400_to_hs200()
1292 EXT_CSD_BUS_WIDTH_8, card->ext_csd.generic_cmd6_time, in mmc_hs400_to_hs200()
1305 card->drive_strength << EXT_CSD_DRV_STR_SHIFT; in mmc_hs400_to_hs200()
1307 val, card->ext_csd.generic_cmd6_time, 0, in mmc_hs400_to_hs200()
1326 if (host->ops->prepare_hs400_tuning) in mmc_hs400_to_hs200()
1327 host->ops->prepare_hs400_tuning(host, &host->ios); in mmc_hs400_to_hs200()
1332 pr_err("%s: %s failed, error %d\n", mmc_hostname(card->host), in mmc_hs400_to_hs200()
1340 int fixed_drv_type = card->host->fixed_drv_type; in mmc_select_driver_type()
1342 card_drv_type = card->ext_csd.raw_driver_strength | in mmc_select_driver_type()
1350 card->ext_csd.hs200_max_dtr, in mmc_select_driver_type()
1353 card->drive_strength = drive_strength; in mmc_select_driver_type()
1356 mmc_set_driver_type(card->host, drv_type); in mmc_select_driver_type()
1361 struct mmc_host *host = card->host; in mmc_select_hs400es()
1362 int err = -EINVAL; in mmc_select_hs400es()
1365 if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS400_1_2V) in mmc_select_hs400es()
1368 if (err && card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS400_1_8V) in mmc_select_hs400es()
1379 err = err < 0 ? err : -ENOTSUPP; in mmc_select_hs400es()
1386 card->ext_csd.generic_cmd6_time, 0, in mmc_select_hs400es()
1410 card->ext_csd.generic_cmd6_time); in mmc_select_hs400es()
1421 card->drive_strength << EXT_CSD_DRV_STR_SHIFT; in mmc_select_hs400es()
1424 card->ext_csd.generic_cmd6_time, 0, in mmc_select_hs400es()
1436 host->ios.enhanced_strobe = true; in mmc_select_hs400es()
1437 if (host->ops->hs400_enhanced_strobe) in mmc_select_hs400es()
1438 host->ops->hs400_enhanced_strobe(host, &host->ios); in mmc_select_hs400es()
1447 pr_err("%s: %s failed, error %d\n", mmc_hostname(card->host), in mmc_select_hs400es()
1455 * 1. set the desired bus width(4-bit or 8-bit, 1-bit is not supported)
1461 struct mmc_host *host = card->host; in mmc_select_hs200()
1463 int err = -EINVAL; in mmc_select_hs200()
1466 old_signal_voltage = host->ios.signal_voltage; in mmc_select_hs200()
1467 if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS200_1_2V) in mmc_select_hs200()
1470 if (err && card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS200_1_8V) in mmc_select_hs200()
1486 card->drive_strength << EXT_CSD_DRV_STR_SHIFT; in mmc_select_hs200()
1489 card->ext_csd.generic_cmd6_time, 0, in mmc_select_hs200()
1500 old_timing = host->ios.timing; in mmc_select_hs200()
1501 old_clock = host->ios.clock; in mmc_select_hs200()
1503 mmc_set_clock(card->host, card->ext_csd.hs_max_dtr); in mmc_select_hs200()
1516 if (err == -EBADMSG) { in mmc_select_hs200()
1525 err = -EIO; in mmc_select_hs200()
1527 pr_err("%s: %s failed, error %d\n", mmc_hostname(card->host), in mmc_select_hs200()
1543 if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS400ES) { in mmc_select_timing()
1548 if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS200) { in mmc_select_timing()
1550 if (err == -EBADMSG) in mmc_select_timing()
1551 card->mmc_avail_type &= ~EXT_CSD_CARD_TYPE_HS200; in mmc_select_timing()
1556 if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS) in mmc_select_timing()
1560 if (err && err != -EBADMSG) in mmc_select_timing()
1578 struct mmc_host *host = card->host; in mmc_hs200_tuning()
1584 if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS400 && in mmc_hs200_tuning()
1585 host->ios.bus_width == MMC_BUS_WIDTH_8) in mmc_hs200_tuning()
1586 if (host->ops->prepare_hs400_tuning) in mmc_hs200_tuning()
1587 host->ops->prepare_hs400_tuning(host, &host->ios); in mmc_hs200_tuning()
1606 WARN_ON(!host->claimed); in mmc_init_card()
1643 if (memcmp(cid, oldcard->raw_cid, sizeof(cid)) != 0) { in mmc_init_card()
1646 err = -ENOENT; in mmc_init_card()
1661 card->ocr = ocr; in mmc_init_card()
1662 card->type = MMC_TYPE_MMC; in mmc_init_card()
1663 card->rca = 1; in mmc_init_card()
1664 memcpy(card->raw_cid, cid, sizeof(card->raw_cid)); in mmc_init_card()
1670 if (host->ops->init_card) in mmc_init_card()
1671 host->ops->init_card(host, card); in mmc_init_card()
1688 err = mmc_send_csd(card, card->raw_csd); in mmc_init_card()
1704 if (card->csd.dsr_imp && host->dsr_req) in mmc_init_card()
1725 * addressing. See section 8.1 JEDEC Standard JED84-A441; in mmc_init_card()
1742 if (card->ext_csd.rev >= 3) { in mmc_init_card()
1745 card->ext_csd.generic_cmd6_time); in mmc_init_card()
1747 if (err && err != -EBADMSG) in mmc_init_card()
1756 card->ext_csd.enhanced_area_offset = -EINVAL; in mmc_init_card()
1757 card->ext_csd.enhanced_area_size = -EINVAL; in mmc_init_card()
1759 card->ext_csd.erase_group_def = 1; in mmc_init_card()
1772 if (card->ext_csd.part_config & EXT_CSD_PART_CONFIG_ACC_MASK) { in mmc_init_card()
1773 card->ext_csd.part_config &= ~EXT_CSD_PART_CONFIG_ACC_MASK; in mmc_init_card()
1775 card->ext_csd.part_config, in mmc_init_card()
1776 card->ext_csd.part_time); in mmc_init_card()
1777 if (err && err != -EBADMSG) in mmc_init_card()
1784 if (card->ext_csd.rev >= 6) { in mmc_init_card()
1788 card->ext_csd.generic_cmd6_time); in mmc_init_card()
1789 if (err && err != -EBADMSG) in mmc_init_card()
1793 * The err can be -EBADMSG or 0, in mmc_init_card()
1797 card->ext_csd.power_off_notification = EXT_CSD_POWER_ON; in mmc_init_card()
1802 card->erase_arg = MMC_DISCARD_ARG; in mmc_init_card()
1804 card->erase_arg = MMC_TRIM_ARG; in mmc_init_card()
1806 card->erase_arg = MMC_ERASE_ARG; in mmc_init_card()
1816 host->doing_init_tune = 1; in mmc_init_card()
1822 host->doing_init_tune = 0; in mmc_init_card()
1827 if (host->ops->execute_hs400_tuning) { in mmc_init_card()
1828 err = host->ops->execute_hs400_tuning(host, card); in mmc_init_card()
1848 * Enable HPI feature (if supported) in mmc_init_card()
1850 if (card->ext_csd.hpi) { in mmc_init_card()
1853 card->ext_csd.generic_cmd6_time); in mmc_init_card()
1854 if (err && err != -EBADMSG) in mmc_init_card()
1857 pr_warn("%s: Enabling HPI failed\n", in mmc_init_card()
1858 mmc_hostname(card->host)); in mmc_init_card()
1859 card->ext_csd.hpi_en = 0; in mmc_init_card()
1861 card->ext_csd.hpi_en = 1; in mmc_init_card()
1872 if (card->ext_csd.cache_size > 0) { in mmc_init_card()
1875 timeout_ms = max(card->ext_csd.generic_cmd6_time, timeout_ms); in mmc_init_card()
1878 if (err && err != -EBADMSG) in mmc_init_card()
1886 mmc_hostname(card->host), err); in mmc_init_card()
1887 card->ext_csd.cache_ctrl = 0; in mmc_init_card()
1889 card->ext_csd.cache_ctrl = 1; in mmc_init_card()
1897 card->ext_csd.cmdq_en = false; in mmc_init_card()
1898 if (card->ext_csd.cmdq_support && host->caps2 & MMC_CAP2_CQE) { in mmc_init_card()
1900 if (err && err != -EBADMSG) in mmc_init_card()
1904 mmc_hostname(card->host)); in mmc_init_card()
1905 card->ext_csd.cmdq_support = false; in mmc_init_card()
1906 card->ext_csd.cmdq_depth = 0; in mmc_init_card()
1911 * disabled for a time, so a flag is needed to indicate to re-enable the in mmc_init_card()
1914 card->reenable_cmdq = card->ext_csd.cmdq_en; in mmc_init_card()
1916 if (host->cqe_ops && !host->cqe_enabled) { in mmc_init_card()
1917 err = host->cqe_ops->cqe_enable(host, card); in mmc_init_card()
1919 host->cqe_enabled = true; in mmc_init_card()
1921 if (card->ext_csd.cmdq_en) { in mmc_init_card()
1925 host->hsq_enabled = true; in mmc_init_card()
1932 if (host->caps2 & MMC_CAP2_AVOID_3_3V && in mmc_init_card()
1933 host->ios.signal_voltage == MMC_SIGNAL_VOLTAGE_330) { in mmc_init_card()
1936 err = -EINVAL; in mmc_init_card()
1941 host->card = card; in mmc_init_card()
1954 return card->ext_csd.rev >= 3; in mmc_can_sleep()
1961 *busy = host->ops->card_busy(host); in mmc_sleep_busy_cb()
1968 struct mmc_card *card = host->card; in mmc_sleep()
1969 unsigned int timeout_ms = DIV_ROUND_UP(card->ext_csd.sa_timeout, 10000); in mmc_sleep()
1973 /* Re-tuning can't be done once the card is deselected */ in mmc_sleep()
1981 cmd.arg = card->rca << 16; in mmc_sleep()
1995 if (host->caps & MMC_CAP_WAIT_WHILE_BUSY && use_r1b_resp) in mmc_sleep()
1998 if (!host->ops->card_busy) { in mmc_sleep()
2014 (card->ext_csd.power_off_notification == EXT_CSD_POWER_ON); in mmc_can_poweroff_notify()
2019 unsigned int timeout = card->ext_csd.generic_cmd6_time; in mmc_poweroff_notify()
2024 timeout = card->ext_csd.power_off_longtime; in mmc_poweroff_notify()
2031 mmc_hostname(card->host), timeout); in mmc_poweroff_notify()
2034 card->ext_csd.power_off_notification = EXT_CSD_NO_POWER_NOTIFICATION; in mmc_poweroff_notify()
2044 mmc_remove_card(host->card); in mmc_remove()
2045 host->card = NULL; in mmc_remove()
2049 * Card detection - card is alive.
2053 return mmc_send_status(host->card, NULL); in mmc_alive()
2063 mmc_get_card(host->card, NULL); in mmc_detect()
2070 mmc_put_card(host->card, NULL); in mmc_detect()
2084 return host->card->ext_csd.cache_size > 0 && in _mmc_cache_enabled()
2085 host->card->ext_csd.cache_ctrl & 1; in _mmc_cache_enabled()
2089 * Flush the internal cache of the eMMC to non-volatile storage.
2095 if (mmc_card_broken_cache_flush(host->card) && !host->card->written_flag) in _mmc_flush_cache()
2099 err = mmc_switch(host->card, EXT_CSD_CMD_SET_NORMAL, in _mmc_flush_cache()
2105 host->card->written_flag = false; in _mmc_flush_cache()
2119 if (mmc_card_suspended(host->card)) in _mmc_suspend()
2126 if (mmc_can_poweroff_notify(host->card) && in _mmc_suspend()
2127 ((host->caps2 & MMC_CAP2_FULL_PWR_CYCLE) || !is_suspend || in _mmc_suspend()
2128 (host->caps2 & MMC_CAP2_FULL_PWR_CYCLE_IN_SUSPEND))) in _mmc_suspend()
2129 err = mmc_poweroff_notify(host->card, notify_type); in _mmc_suspend()
2130 else if (mmc_can_sleep(host->card)) in _mmc_suspend()
2137 mmc_card_set_suspended(host->card); in _mmc_suspend()
2153 pm_runtime_disable(&host->card->dev); in mmc_suspend()
2154 pm_runtime_set_suspended(&host->card->dev); in mmc_suspend()
2170 if (!mmc_card_suspended(host->card)) in _mmc_resume()
2173 mmc_power_up(host, host->card->ocr); in _mmc_resume()
2174 err = mmc_init_card(host, host->card->ocr, host->card); in _mmc_resume()
2175 mmc_card_clr_suspended(host->card); in _mmc_resume()
2193 if (mmc_can_poweroff_notify(host->card) && in mmc_shutdown()
2194 !(host->caps2 & MMC_CAP2_FULL_PWR_CYCLE)) in mmc_shutdown()
2208 pm_runtime_enable(&host->card->dev); in mmc_resume()
2219 if (!(host->caps & MMC_CAP_AGGRESSIVE_PM)) in mmc_runtime_suspend()
2238 if (err && err != -ENOMEDIUM) in mmc_runtime_resume()
2249 rst_n_function = card->ext_csd.rst_n_function; in mmc_can_reset()
2257 struct mmc_card *card = host->card; in _mmc_hw_reset()
2265 if ((host->caps & MMC_CAP_HW_RESET) && host->ops->card_hw_reset && in _mmc_hw_reset()
2268 mmc_set_clock(host, host->f_init); in _mmc_hw_reset()
2269 host->ops->card_hw_reset(host); in _mmc_hw_reset()
2274 mmc_power_cycle(host, card->ocr); in _mmc_hw_reset()
2277 return mmc_init_card(host, card->ocr, card); in _mmc_hw_reset()
2302 WARN_ON(!host->claimed); in mmc_attach_mmc()
2313 if (host->ocr_avail_mmc) in mmc_attach_mmc()
2314 host->ocr_avail = host->ocr_avail_mmc; in mmc_attach_mmc()
2331 err = -EINVAL; in mmc_attach_mmc()
2343 err = mmc_add_card(host->card); in mmc_attach_mmc()
2351 mmc_remove_card(host->card); in mmc_attach_mmc()
2353 host->card = NULL; in mmc_attach_mmc()