| /Linux-v5.4/drivers/mtd/chips/ |
| D | map_rom.c | 36 const __be32 *erase_size = NULL; in default_erasesize() local
38 erase_size = of_get_property(map->device_node, "erase-size", NULL); in default_erasesize()
40 return !erase_size ? map->size : be32_to_cpu(*erase_size); in default_erasesize()
|
| /Linux-v5.4/Documentation/driver-api/mmc/ |
| D | mmc-dev-attrs.rst | 34 erase_size Erase group size
47 "erase_size" is the minimum size, in bytes, of an erase
48 operation. For MMC, "erase_size" is the erase group size
49 reported by the card. Note that "erase_size" does not apply
51 always one 512 byte sector. For SD, "erase_size" is 512
71 "erase_size" is not the most efficient unit to erase
|
| /Linux-v5.4/drivers/mmc/core/ |
| D | core.c | 1507 if (is_power_of_2(card->erase_size)) in mmc_init_erase()
1508 card->erase_shift = ffs(card->erase_size) - 1; in mmc_init_erase()
1530 } else if (card->erase_size) { in mmc_init_erase()
1540 if (card->pref_erase < card->erase_size) in mmc_init_erase()
1541 card->pref_erase = card->erase_size; in mmc_init_erase()
1543 sz = card->pref_erase % card->erase_size; in mmc_init_erase()
1545 card->pref_erase += card->erase_size - sz; in mmc_init_erase()
1690 qty += ((to / card->erase_size) - in mmc_do_erase()
1691 (from / card->erase_size)) + 1; in mmc_do_erase()
1813 if (is_power_of_2(card->erase_size)) { in mmc_align_erase_size()
[all …]
|
| D | sd.c | 133 csd->erase_size = 1; in mmc_decode_csd()
135 csd->erase_size = UNSTUFF_BITS(resp, 39, 7) + 1; in mmc_decode_csd()
136 csd->erase_size <<= csd->write_blkbits - 9; in mmc_decode_csd()
171 csd->erase_size = 1; in mmc_decode_csd()
179 card->erase_size = csd->erase_size; in mmc_decode_csd()
682 MMC_DEV_ATTR(erase_size, "%u\n", card->erase_size << 9);
|
| D | mmc.c | 123 card->erase_size = card->ext_csd.hc_erase_size; in mmc_set_erase_size()
125 card->erase_size = card->csd.erase_size; in mmc_set_erase_size()
178 csd->erase_size = (a + 1) * (b + 1); in mmc_decode_csd()
179 csd->erase_size <<= csd->write_blkbits - 9; in mmc_decode_csd()
772 MMC_DEV_ATTR(erase_size, "%u\n", card->erase_size << 9);
|
| /Linux-v5.4/drivers/mtd/devices/ |
| D | mtdram.c | 22 static unsigned long erase_size = CONFIG_MTDRAM_ERASE_SIZE; variable
25 #define MTDRAM_ERASE_SIZE (erase_size * 1024)
29 module_param(erase_size, ulong, 0);
30 MODULE_PARM_DESC(erase_size, "Device erase block size in KiB");
|
| D | block2mtd.c | 216 static struct block2mtd_dev *add_device(char *devname, int erase_size, in add_device() argument
272 if ((long)dev->blkdev->bd_inode->i_size % erase_size) { in add_device()
288 dev->mtd.erasesize = erase_size; in add_device()
386 size_t erase_size = PAGE_SIZE; in block2mtd_setup2() local
418 ret = parse_num(&erase_size, token[1]); in block2mtd_setup2()
425 add_device(name, erase_size, timeout); in block2mtd_setup2()
|
| D | powernv_flash.c | 186 u32 erase_size; in powernv_flash_set_driver_info() local
190 &erase_size); in powernv_flash_set_driver_info()
210 mtd->erasesize = erase_size; in powernv_flash_set_driver_info()
|
| D | sst25l.c | 57 unsigned erase_size; member
374 flash->mtd.erasesize = flash_info->erase_size; in sst25l_probe()
|
| /Linux-v5.4/drivers/mtd/ |
| D | ssfdc.c | 26 int erase_size; /* phys_block_size */ member
249 (unsigned long)ssfdc->map_len * ssfdc->erase_size / 1024); in build_logical_block_map()
254 offset = (unsigned long)phys_block * ssfdc->erase_size; in build_logical_block_map()
309 ssfdc->erase_size = mtd->erasesize; in ssfdcr_add_mtd()
313 ssfdc->cis_block, ssfdc->erase_size, ssfdc->map_len, in ssfdcr_add_mtd()
373 sectors_per_block = ssfdc->erase_size >> SECTOR_SHIFT; in ssfdcr_readsect()
|
| /Linux-v5.4/drivers/mtd/spi-nor/ |
| D | intel-spi.c | 742 size_t erase_size, len = nor->mtd.erasesize; in intel_spi_erase() local
750 erase_size = SZ_64K; in intel_spi_erase()
753 erase_size = SZ_4K; in intel_spi_erase()
765 offs += erase_size; in intel_spi_erase()
766 len -= erase_size; in intel_spi_erase()
795 offs += erase_size; in intel_spi_erase()
796 len -= erase_size; in intel_spi_erase()
|
| /Linux-v5.4/include/linux/mmc/ |
| D | card.h | 34 unsigned int erase_size; /* In sectors */ member
275 unsigned int erase_size; /* erase size in sectors */ member
|
| /Linux-v5.4/drivers/net/ethernet/sfc/ |
| D | siena.c | 852 size_t size, erase_size; in siena_mtd_probe_partition() local
865 rc = efx_mcdi_nvram_info(efx, type, &size, &erase_size, &protected); in siena_mtd_probe_partition()
878 part->common.mtd.erasesize = erase_size; in siena_mtd_probe_partition()
|
| D | ef10.c | 6059 size_t size, erase_size, outlen; in efx_ef10_mtd_probe_partition() local
6074 rc = efx_mcdi_nvram_info(efx, type, &size, &erase_size, &protected); in efx_ef10_mtd_probe_partition()
6085 erase_size = 0; in efx_ef10_mtd_probe_partition()
6114 part->common.mtd.erasesize = erase_size; in efx_ef10_mtd_probe_partition()
6116 if (!erase_size) in efx_ef10_mtd_probe_partition()
|
| /Linux-v5.4/drivers/net/ethernet/sfc/falcon/ |
| D | nic.h | 204 unsigned int erase_size; member
|
| D | falcon.c | 813 if (len != spi->erase_size) in falcon_spi_erase()
946 parts[n_parts].common.mtd.erasesize = spi->erase_size; in falcon_mtd_probe()
961 parts[n_parts].common.mtd.erasesize = spi->erase_size; in falcon_mtd_probe()
2165 spi_device->erase_size = in falcon_spi_device_init()
|
