Home
last modified time | relevance | path

Searched refs:erase (Results 1 – 25 of 103) sorted by relevance

12345

/Linux-v6.1/Documentation/driver-api/mmc/
Dmmc-dev-attrs.rst35 preferred_erase_size Preferred erase size
47 "erase_size" is the minimum size, in bytes, of an erase
48 operation. For MMC, "erase_size" is the erase group size
54 SD/MMC cards can erase an arbitrarily large area up to and
58 1. A single erase command will make all other I/O on
62 duration of the erase - which could be a several
64 2. To be able to inform the user of erase progress.
65 3. The erase timeout becomes too large to be very
66 useful. Because the erase timeout contains a margin
67 which is multiplied by the size of the erase area,
[all …]
/Linux-v6.1/drivers/mtd/spi-nor/
Dcore.c183 return nor->controller_ops->erase(nor, offs); in spi_nor_controller_ops_erase()
1062 struct spi_nor_erase_type *erase; in spi_nor_set_4byte_opcodes() local
1066 erase = &map->erase_type[i]; in spi_nor_set_4byte_opcodes()
1067 erase->opcode = in spi_nor_set_4byte_opcodes()
1068 spi_nor_convert_3to4_erase(erase->opcode); in spi_nor_set_4byte_opcodes()
1121 } else if (nor->controller_ops->erase) { in spi_nor_erase_sector()
1146 static u64 spi_nor_div_by_erase_size(const struct spi_nor_erase_type *erase, in spi_nor_div_by_erase_size() argument
1150 *remainder = (u32)dividend & erase->size_mask; in spi_nor_div_by_erase_size()
1151 return dividend >> erase->size_shift; in spi_nor_div_by_erase_size()
1172 const struct spi_nor_erase_type *erase; in spi_nor_find_best_erase_type() local
[all …]
Dsfdp.c320 spi_nor_set_erase_settings_from_bfpt(struct spi_nor_erase_type *erase, in spi_nor_set_erase_settings_from_bfpt() argument
323 erase->idx = i; in spi_nor_set_erase_settings_from_bfpt()
324 spi_nor_set_erase_type(erase, size, opcode); in spi_nor_set_erase_settings_from_bfpt()
785 const struct spi_nor_erase_type *erase, in spi_nor_region_check_overlay() argument
791 if (!(erase[i].size && erase_type & BIT(erase[i].idx))) in spi_nor_region_check_overlay()
793 if (region->size & erase[i].size_mask) { in spi_nor_region_check_overlay()
811 struct spi_nor_erase_type *erase = map->erase_type; in spi_nor_init_non_uniform_erase_map() local
840 spi_nor_region_check_overlay(&region[i], erase, erase_type); in spi_nor_init_non_uniform_erase_map()
878 if (!(regions_erase_type & BIT(erase[i].idx))) in spi_nor_init_non_uniform_erase_map()
879 spi_nor_set_erase_type(&erase[i], 0, 0xFF); in spi_nor_init_non_uniform_erase_map()
[all …]
/Linux-v6.1/drivers/mtd/
Dmtdconcat.c369 struct erase_info *erase; in concat_erase() local
419 erase = kmalloc(sizeof (struct erase_info), GFP_KERNEL); in concat_erase()
421 if (!erase) in concat_erase()
424 *erase = *instr; in concat_erase()
433 if (subdev->size <= erase->addr) { in concat_erase()
434 erase->addr -= subdev->size; in concat_erase()
451 if (erase->addr + length > subdev->size) in concat_erase()
452 erase->len = subdev->size - erase->addr; in concat_erase()
454 erase->len = length; in concat_erase()
456 length -= erase->len; in concat_erase()
[all …]
Dmtdpstore.c186 struct erase_info erase; in mtdpstore_erase_do() local
191 erase.len = cxt->mtd->erasesize; in mtdpstore_erase_do()
192 erase.addr = off; in mtdpstore_erase_do()
193 ret = mtd_erase(cxt->mtd, &erase); in mtdpstore_erase_do()
198 (unsigned long long)erase.addr, in mtdpstore_erase_do()
199 (unsigned long long)erase.len, cxt->info.device); in mtdpstore_erase_do()
430 cxt->dev.zone.erase = mtdpstore_erase; in mtdpstore_notify_add()
451 struct erase_info erase; in mtdpstore_flush_removed_do() local
463 erase.len = mtd->erasesize; in mtdpstore_flush_removed_do()
464 erase.addr = off; in mtdpstore_flush_removed_do()
[all …]
Dmtdoops.c87 struct erase_info erase; in mtdoops_erase_block() local
91 erase.addr = offset; in mtdoops_erase_block()
92 erase.len = mtd->erasesize; in mtdoops_erase_block()
94 ret = mtd_erase(mtd, &erase); in mtdoops_erase_block()
97 (unsigned long long)erase.addr, in mtdoops_erase_block()
98 (unsigned long long)erase.len, mtddev); in mtdoops_erase_block()
Drfd_ftl.c270 struct erase_info *erase; in erase_block() local
273 erase = kmalloc(sizeof(struct erase_info), GFP_KERNEL); in erase_block()
274 if (!erase) in erase_block()
277 erase->addr = part->blocks[block].offset; in erase_block()
278 erase->len = part->block_size; in erase_block()
283 rc = mtd_erase(part->mbd.mtd, erase); in erase_block()
286 "failed\n", (unsigned long long)erase->addr, in erase_block()
287 (unsigned long long)erase->len, part->mbd.mtd->name); in erase_block()
314 kfree(erase); in erase_block()
Dmtdblock.c47 struct erase_info erase; in erase_write() local
54 erase.addr = pos; in erase_write()
55 erase.len = len; in erase_write()
57 ret = mtd_erase(mtd, &erase); in erase_write()
Dmtdchar.c922 struct erase_info *erase; in mtdchar_ioctl() local
924 erase=kzalloc(sizeof(struct erase_info),GFP_KERNEL); in mtdchar_ioctl()
925 if (!erase) in mtdchar_ioctl()
933 kfree(erase); in mtdchar_ioctl()
936 erase->addr = einfo64.start; in mtdchar_ioctl()
937 erase->len = einfo64.length; in mtdchar_ioctl()
943 kfree(erase); in mtdchar_ioctl()
946 erase->addr = einfo32.start; in mtdchar_ioctl()
947 erase->len = einfo32.length; in mtdchar_ioctl()
950 ret = mtd_erase(mtd, erase); in mtdchar_ioctl()
[all …]
Dftl.c333 struct erase_info *erase; in erase_xfer() local
342 erase=kmalloc(sizeof(struct erase_info), GFP_KERNEL); in erase_xfer()
343 if (!erase) in erase_xfer()
346 erase->addr = xfer->Offset; in erase_xfer()
347 erase->len = 1 << part->header.EraseUnitSize; in erase_xfer()
349 ret = mtd_erase(part->mbd.mtd, erase); in erase_xfer()
358 kfree(erase); in erase_xfer()
/Linux-v6.1/drivers/mtd/devices/
Dpowernv_flash.c168 static int powernv_flash_erase(struct mtd_info *mtd, struct erase_info *erase) in powernv_flash_erase() argument
172 rc = powernv_flash_async_op(mtd, FLASH_OP_ERASE, erase->addr, in powernv_flash_erase()
173 erase->len, NULL, NULL); in powernv_flash_erase()
175 erase->fail_addr = erase->addr; in powernv_flash_erase()
Dbcm47xxsflash.c69 static int bcm47xxsflash_erase(struct mtd_info *mtd, struct erase_info *erase) in bcm47xxsflash_erase() argument
76 b47s->cc_write(b47s, BCMA_CC_FLASHADDR, erase->addr); in bcm47xxsflash_erase()
87 b47s->cc_write(b47s, BCMA_CC_FLASHADDR, erase->addr << 1); in bcm47xxsflash_erase()
/Linux-v6.1/Documentation/networking/devlink/
Diosm.rst25 - erase_full_flash parameter is used to check if full erase is required for
27 If set, Full nand erase command will be sent to the device. By default,
28 only conditional erase support is enabled.
66 By default, conditional erase feature is supported.
75 2) If user want to do a full erase, below command need to be issued to set the
76 erase full flash param (To be set only if full erase required).
/Linux-v6.1/drivers/net/ethernet/sfc/falcon/
Dmtd.c21 static int ef4_mtd_erase(struct mtd_info *mtd, struct erase_info *erase) in ef4_mtd_erase() argument
25 return efx->type->mtd_erase(mtd, erase->addr, erase->len); in ef4_mtd_erase()
/Linux-v6.1/drivers/net/ethernet/sfc/
Dmtd.c21 static int efx_mtd_erase(struct mtd_info *mtd, struct erase_info *erase) in efx_mtd_erase() argument
25 return efx->type->mtd_erase(mtd, erase->addr, erase->len); in efx_mtd_erase()
/Linux-v6.1/drivers/net/ethernet/sfc/siena/
Dmtd.c21 static int efx_mtd_erase(struct mtd_info *mtd, struct erase_info *erase) in efx_mtd_erase() argument
25 return efx->type->mtd_erase(mtd, erase->addr, erase->len); in efx_mtd_erase()
/Linux-v6.1/drivers/fpga/
Dmachxo2-spi.c140 static const u8 erase[] = ISC_ERASE; in machxo2_cleanup() local
146 tx[0].tx_buf = &erase; in machxo2_cleanup()
147 tx[0].len = sizeof(erase); in machxo2_cleanup()
195 static const u8 erase[] = ISC_ERASE; in machxo2_write_init() local
216 tx[1].tx_buf = &erase; in machxo2_write_init()
217 tx[1].len = sizeof(erase); in machxo2_write_init()
/Linux-v6.1/Documentation/devicetree/bindings/mtd/partitions/
Dbrcm,bcm963xx-cfe-nor-partitions.txt5 NOR. The first erase block used for the CFE bootloader, the last for an
8 header found at beginning of the second erase block, containing the rootfs and
/Linux-v6.1/Documentation/driver-api/nvdimm/
Dsecurity.rst11 "unlock unit", "freeze lock", "secure erase", and "overwrite". A security_ops
31 erase <keyid> - delete existing user encryption key.
98 The command format for doing a secure erase is:
99 erase <keyid>
131 The command format for doing a master erase is:
134 This command has the same operating mechanism as erase except the master
/Linux-v6.1/drivers/mtd/ubi/
Dattach.c236 } else if (list == &ai->erase) { in add_to_list()
652 &ai->erase); in ubi_add_to_av()
675 cmp_res & 4, &ai->erase); in ubi_add_to_av()
754 destroy_av(ai, av, &ai->erase); in ubi_remove_av()
837 list_for_each_entry_safe(aeb, tmp_aeb, &ai->erase, u.list) { in ubi_early_get_peb()
973 UBI_UNKNOWN, 0, &ai->erase); in scan_peb()
977 UBI_UNKNOWN, 1, &ai->erase); in scan_peb()
1104 UBI_UNKNOWN, ec, 1, &ai->erase); in scan_peb()
1113 ec, 1, &ai->erase); in scan_peb()
1120 UBI_UNKNOWN, ec, 1, &ai->erase); in scan_peb()
[all …]
DKconfig20 erase counter value and the lowest erase counter value of eraseblocks
22 wear leveling by means of moving data from eraseblock with low erase
23 counter to eraseblocks with high erase counter.
/Linux-v6.1/lib/
Drbtree_test.c69 static inline void erase(struct test_node *node, struct rb_root_cached *root) in erase() function
263 erase(nodes + j, &root); in rbtree_test_init()
330 erase(nodes + i, &root); in rbtree_test_init()
341 erase(nodes + j, &root); in rbtree_test_init()
/Linux-v6.1/include/linux/
Dpstore_zone.h53 pstore_zone_erase_op erase; member
/Linux-v6.1/Documentation/ABI/testing/
Dsysfs-class-mtd50 "Major" erase size for the device. If numeraseregions is
65 0x1000: MTD_NO_ERASE - no erase necessary
82 provides the total number of erase regions. Otherwise,
147 return code as an indication that an erase block may be
164 bitflip_threshold should be low enough to detect genuine erase
/Linux-v6.1/drivers/misc/eeprom/
Deeprom_93xx46.c366 int erase = 0, ret; in eeprom_93xx46_store_erase() local
368 sscanf(buf, "%d", &erase); in eeprom_93xx46_store_erase()
369 if (erase) { in eeprom_93xx46_store_erase()
382 static DEVICE_ATTR(erase, S_IWUSR, NULL, eeprom_93xx46_store_erase);

12345