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Searched refs:erase_size (Results 1 – 16 of 16) sorted by relevance

/Linux-v4.19/drivers/mtd/chips/
Dmap_rom.c36 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-v4.19/Documentation/mmc/
Dmmc-dev-attrs.txt27 erase_size Erase group size
37 "erase_size" is the minimum size, in bytes, of an erase
38 operation. For MMC, "erase_size" is the erase group size
39 reported by the card. Note that "erase_size" does not apply
41 always one 512 byte sector. For SD, "erase_size" is 512
60 "erase_size" is not the most efficient unit to erase
/Linux-v4.19/drivers/mtd/devices/
Dmtdram.c22 static unsigned long erase_size = CONFIG_MTDRAM_ERASE_SIZE; variable
25 #define MTDRAM_ERASE_SIZE (erase_size * 1024)
30 module_param(erase_size, ulong, 0);
31 MODULE_PARM_DESC(erase_size, "Device erase block size in KiB");
Dblock2mtd.c216 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()
384 size_t erase_size = PAGE_SIZE; in block2mtd_setup2() local
416 ret = parse_num(&erase_size, token[1]); in block2mtd_setup2()
423 add_device(name, erase_size, timeout); in block2mtd_setup2()
Dpowernv_flash.c195 u32 erase_size; in powernv_flash_set_driver_info() local
199 &erase_size); in powernv_flash_set_driver_info()
219 mtd->erasesize = erase_size; in powernv_flash_set_driver_info()
Dsst25l.c61 unsigned erase_size; member
378 flash->mtd.erasesize = flash_info->erase_size; in sst25l_probe()
/Linux-v4.19/drivers/mtd/
Dssfdc.c29 int erase_size; /* phys_block_size */ member
252 (unsigned long)ssfdc->map_len * ssfdc->erase_size / 1024); in build_logical_block_map()
257 offset = (unsigned long)phys_block * ssfdc->erase_size; in build_logical_block_map()
312 ssfdc->erase_size = mtd->erasesize; in ssfdcr_add_mtd()
316 ssfdc->cis_block, ssfdc->erase_size, ssfdc->map_len, in ssfdcr_add_mtd()
376 sectors_per_block = ssfdc->erase_size >> SECTOR_SHIFT; in ssfdcr_readsect()
/Linux-v4.19/drivers/mmc/core/
Dcore.c1822 if (is_power_of_2(card->erase_size)) in mmc_init_erase()
1823 card->erase_shift = ffs(card->erase_size) - 1; in mmc_init_erase()
1845 } else if (card->erase_size) { in mmc_init_erase()
1855 if (card->pref_erase < card->erase_size) in mmc_init_erase()
1856 card->pref_erase = card->erase_size; in mmc_init_erase()
1858 sz = card->pref_erase % card->erase_size; in mmc_init_erase()
1860 card->pref_erase += card->erase_size - sz; in mmc_init_erase()
1999 qty += ((to / card->erase_size) - in mmc_do_erase()
2000 (from / card->erase_size)) + 1; in mmc_do_erase()
2122 if (is_power_of_2(card->erase_size)) { in mmc_align_erase_size()
[all …]
Dsd.c136 csd->erase_size = 1; in mmc_decode_csd()
138 csd->erase_size = UNSTUFF_BITS(resp, 39, 7) + 1; in mmc_decode_csd()
139 csd->erase_size <<= csd->write_blkbits - 9; in mmc_decode_csd()
174 csd->erase_size = 1; in mmc_decode_csd()
182 card->erase_size = csd->erase_size; in mmc_decode_csd()
662 MMC_DEV_ATTR(erase_size, "%u\n", card->erase_size << 9);
Dmmc.c125 card->erase_size = card->ext_csd.hc_erase_size; in mmc_set_erase_size()
127 card->erase_size = card->csd.erase_size; in mmc_set_erase_size()
180 csd->erase_size = (a + 1) * (b + 1); in mmc_decode_csd()
181 csd->erase_size <<= csd->write_blkbits - 9; in mmc_decode_csd()
775 MMC_DEV_ATTR(erase_size, "%u\n", card->erase_size << 9);
/Linux-v4.19/drivers/mtd/spi-nor/
Dintel-spi.c735 size_t erase_size, len = nor->mtd.erasesize; in intel_spi_erase() local
743 erase_size = SZ_64K; in intel_spi_erase()
746 erase_size = SZ_4K; in intel_spi_erase()
758 offs += erase_size; in intel_spi_erase()
759 len -= erase_size; in intel_spi_erase()
788 offs += erase_size; in intel_spi_erase()
789 len -= erase_size; in intel_spi_erase()
/Linux-v4.19/include/linux/mmc/
Dcard.h37 unsigned int erase_size; /* In sectors */ member
276 unsigned int erase_size; /* erase size in sectors */ member
/Linux-v4.19/drivers/net/ethernet/sfc/
Dsiena.c855 size_t size, erase_size; in siena_mtd_probe_partition() local
868 rc = efx_mcdi_nvram_info(efx, type, &size, &erase_size, &protected); in siena_mtd_probe_partition()
881 part->common.mtd.erasesize = erase_size; in siena_mtd_probe_partition()
Def10.c6053 size_t size, erase_size, outlen; in efx_ef10_mtd_probe_partition() local
6067 rc = efx_mcdi_nvram_info(efx, type, &size, &erase_size, &protected); in efx_ef10_mtd_probe_partition()
6093 part->common.mtd.erasesize = erase_size; in efx_ef10_mtd_probe_partition()
/Linux-v4.19/drivers/net/ethernet/sfc/falcon/
Dnic.h207 unsigned int erase_size; member
Dfalcon.c816 if (len != spi->erase_size) in falcon_spi_erase()
949 parts[n_parts].common.mtd.erasesize = spi->erase_size; in falcon_mtd_probe()
964 parts[n_parts].common.mtd.erasesize = spi->erase_size; in falcon_mtd_probe()
2168 spi_device->erase_size = in falcon_spi_device_init()