Lines Matching full:this
218 * @param this onenand chip data structure
224 static int onenand_block_address(struct onenand_chip *this, int block) in onenand_block_address() argument
227 if (block & this->density_mask) in onenand_block_address()
228 return ONENAND_DDP_CHIP1 | (block ^ this->density_mask); in onenand_block_address()
235 * @param this onenand chip data structure
241 static int onenand_bufferram_address(struct onenand_chip *this, int block) in onenand_bufferram_address() argument
244 if (block & this->density_mask) in onenand_bufferram_address()
298 * @param this - OneNAND device structure
301 static unsigned flexonenand_block(struct onenand_chip *this, loff_t addr) in flexonenand_block() argument
305 if (ONENAND_IS_DDP(this) && addr >= this->diesize[0]) { in flexonenand_block()
307 addr -= this->diesize[0]; in flexonenand_block()
310 boundary = this->boundary[die]; in flexonenand_block()
312 blk = addr >> (this->erase_shift - 1); in flexonenand_block()
316 blk += die ? this->density_mask : 0; in flexonenand_block()
320 inline unsigned onenand_block(struct onenand_chip *this, loff_t addr) in onenand_block() argument
322 if (!FLEXONENAND(this)) in onenand_block()
323 return addr >> this->erase_shift; in onenand_block()
324 return flexonenand_block(this, addr); in onenand_block()
329 * @this: OneNAND device structure
334 static loff_t flexonenand_addr(struct onenand_chip *this, int block) in flexonenand_addr() argument
339 if (ONENAND_IS_DDP(this) && block >= this->density_mask) { in flexonenand_addr()
340 block -= this->density_mask; in flexonenand_addr()
342 ofs = this->diesize[0]; in flexonenand_addr()
345 boundary = this->boundary[die]; in flexonenand_addr()
346 ofs += (loff_t)block << (this->erase_shift - 1); in flexonenand_addr()
348 ofs += (loff_t)(block - boundary - 1) << (this->erase_shift - 1); in flexonenand_addr()
352 loff_t onenand_addr(struct onenand_chip *this, int block) in onenand_addr() argument
354 if (!FLEXONENAND(this)) in onenand_addr()
355 return (loff_t)block << this->erase_shift; in onenand_addr()
356 return flexonenand_addr(this, block); in onenand_addr()
395 * Send command to OneNAND device. This function is used for middle/large page
400 struct onenand_chip *this = mtd->priv; in onenand_command() local
415 block = addr * this->density_mask; in onenand_command()
424 block = onenand_block(this, addr); in onenand_command()
430 block = addr * this->density_mask; in onenand_command()
435 block = onenand_block(this, addr); in onenand_command()
436 if (FLEXONENAND(this)) in onenand_command()
437 page = (int) (addr - onenand_addr(this, block))>>\ in onenand_command()
438 this->page_shift; in onenand_command()
440 page = (int) (addr >> this->page_shift); in onenand_command()
441 if (ONENAND_IS_2PLANE(this)) { in onenand_command()
445 if (addr & this->writesize) in onenand_command()
449 page &= this->page_mask; in onenand_command()
456 value = onenand_bufferram_address(this, block); in onenand_command()
457 this->write_word(value, this->base + ONENAND_REG_START_ADDRESS2); in onenand_command()
459 if (ONENAND_IS_2PLANE(this) || ONENAND_IS_4KB_PAGE(this)) in onenand_command()
461 ONENAND_SET_BUFFERRAM0(this); in onenand_command()
464 ONENAND_SET_NEXT_BUFFERRAM(this); in onenand_command()
471 value = onenand_block_address(this, block); in onenand_command()
472 this->write_word(value, this->base + ONENAND_REG_START_ADDRESS1); in onenand_command()
475 value = onenand_bufferram_address(this, block); in onenand_command()
476 this->write_word(value, this->base + ONENAND_REG_START_ADDRESS2); in onenand_command()
488 if (ONENAND_IS_4KB_PAGE(this)) in onenand_command()
490 dataram = ONENAND_SET_BUFFERRAM0(this); in onenand_command()
492 dataram = ONENAND_SET_NEXT_BUFFERRAM(this); in onenand_command()
496 if (ONENAND_IS_2PLANE(this) && cmd == ONENAND_CMD_PROG) in onenand_command()
498 dataram = ONENAND_CURRENT_BUFFERRAM(this); in onenand_command()
504 this->write_word(value, this->base + ONENAND_REG_START_ADDRESS8); in onenand_command()
508 this->write_word(value, this->base + ONENAND_REG_START_BUFFER); in onenand_command()
512 this->write_word(ONENAND_INT_CLEAR, this->base + ONENAND_REG_INTERRUPT); in onenand_command()
515 this->write_word(cmd, this->base + ONENAND_REG_COMMAND); in onenand_command()
522 * @param this onenand chip structure
524 static inline int onenand_read_ecc(struct onenand_chip *this) in onenand_read_ecc() argument
528 if (!FLEXONENAND(this) && !ONENAND_IS_4KB_PAGE(this)) in onenand_read_ecc()
529 return this->read_word(this->base + ONENAND_REG_ECC_STATUS); in onenand_read_ecc()
532 ecc = this->read_word(this->base + ONENAND_REG_ECC_STATUS + i*2); in onenand_read_ecc()
549 * Wait for command done. This applies to all OneNAND command
555 struct onenand_chip * this = mtd->priv; in onenand_wait() local
564 interrupt = this->read_word(this->base + ONENAND_REG_INTERRUPT); in onenand_wait()
573 interrupt = this->read_word(this->base + ONENAND_REG_INTERRUPT); in onenand_wait()
575 ctrl = this->read_word(this->base + ONENAND_REG_CTRL_STATUS); in onenand_wait()
583 int ecc = onenand_read_ecc(this); in onenand_wait()
635 struct onenand_chip *this = data; in onenand_interrupt() local
638 if (!this->complete.done) in onenand_interrupt()
639 complete(&this->complete); in onenand_interrupt()
653 struct onenand_chip *this = mtd->priv; in onenand_interrupt_wait() local
655 wait_for_completion(&this->complete); in onenand_interrupt_wait()
669 struct onenand_chip *this = mtd->priv; in onenand_try_interrupt_wait() local
673 this->wait = onenand_interrupt_wait; in onenand_try_interrupt_wait()
676 remain = wait_for_completion_timeout(&this->complete, timeout); in onenand_try_interrupt_wait()
682 free_irq(this->irq, this); in onenand_try_interrupt_wait()
684 this->wait = onenand_wait; in onenand_try_interrupt_wait()
700 struct onenand_chip *this = mtd->priv; in onenand_setup_wait() local
703 init_completion(&this->complete); in onenand_setup_wait()
705 if (this->irq <= 0) { in onenand_setup_wait()
706 this->wait = onenand_wait; in onenand_setup_wait()
710 if (request_irq(this->irq, &onenand_interrupt, in onenand_setup_wait()
711 IRQF_SHARED, "onenand", this)) { in onenand_setup_wait()
713 this->wait = onenand_wait; in onenand_setup_wait()
718 syscfg = this->read_word(this->base + ONENAND_REG_SYS_CFG1); in onenand_setup_wait()
720 this->write_word(syscfg, this->base + ONENAND_REG_SYS_CFG1); in onenand_setup_wait()
722 this->wait = onenand_try_interrupt_wait; in onenand_setup_wait()
735 struct onenand_chip *this = mtd->priv; in onenand_bufferram_offset() local
737 if (ONENAND_CURRENT_BUFFERRAM(this)) { in onenand_bufferram_offset()
738 /* Note: the 'this->writesize' is a real page size */ in onenand_bufferram_offset()
740 return this->writesize; in onenand_bufferram_offset()
761 struct onenand_chip *this = mtd->priv; in onenand_read_bufferram() local
764 bufferram = this->base + area; in onenand_read_bufferram()
775 word = this->read_word(bufferram + offset + count); in onenand_read_bufferram()
797 struct onenand_chip *this = mtd->priv; in onenand_sync_read_bufferram() local
800 bufferram = this->base + area; in onenand_sync_read_bufferram()
804 this->mmcontrol(mtd, ONENAND_SYS_CFG1_SYNC_READ); in onenand_sync_read_bufferram()
813 word = this->read_word(bufferram + offset + count); in onenand_sync_read_bufferram()
819 this->mmcontrol(mtd, 0); in onenand_sync_read_bufferram()
837 struct onenand_chip *this = mtd->priv; in onenand_write_bufferram() local
840 bufferram = this->base + area; in onenand_write_bufferram()
855 word = this->read_word(bufferram + byte_offset); in onenand_write_bufferram()
857 this->write_word(word, bufferram + byte_offset); in onenand_write_bufferram()
875 struct onenand_chip *this = mtd->priv; in onenand_get_2x_blockpage() local
879 block = (int) (addr >> this->erase_shift) & ~1; in onenand_get_2x_blockpage()
881 if (addr & this->writesize) in onenand_get_2x_blockpage()
883 page = (int) (addr >> (this->page_shift + 1)) & this->page_mask; in onenand_get_2x_blockpage()
899 struct onenand_chip *this = mtd->priv; in onenand_check_bufferram() local
903 if (ONENAND_IS_2PLANE(this)) in onenand_check_bufferram()
906 blockpage = (int) (addr >> this->page_shift); in onenand_check_bufferram()
909 i = ONENAND_CURRENT_BUFFERRAM(this); in onenand_check_bufferram()
910 if (this->bufferram[i].blockpage == blockpage) in onenand_check_bufferram()
914 i = ONENAND_NEXT_BUFFERRAM(this); in onenand_check_bufferram()
915 if (this->bufferram[i].blockpage == blockpage) { in onenand_check_bufferram()
916 ONENAND_SET_NEXT_BUFFERRAM(this); in onenand_check_bufferram()
921 if (found && ONENAND_IS_DDP(this)) { in onenand_check_bufferram()
923 int block = onenand_block(this, addr); in onenand_check_bufferram()
924 int value = onenand_bufferram_address(this, block); in onenand_check_bufferram()
925 this->write_word(value, this->base + ONENAND_REG_START_ADDRESS2); in onenand_check_bufferram()
942 struct onenand_chip *this = mtd->priv; in onenand_update_bufferram() local
946 if (ONENAND_IS_2PLANE(this)) in onenand_update_bufferram()
949 blockpage = (int) (addr >> this->page_shift); in onenand_update_bufferram()
952 i = ONENAND_NEXT_BUFFERRAM(this); in onenand_update_bufferram()
953 if (this->bufferram[i].blockpage == blockpage) in onenand_update_bufferram()
954 this->bufferram[i].blockpage = -1; in onenand_update_bufferram()
957 i = ONENAND_CURRENT_BUFFERRAM(this); in onenand_update_bufferram()
959 this->bufferram[i].blockpage = blockpage; in onenand_update_bufferram()
961 this->bufferram[i].blockpage = -1; in onenand_update_bufferram()
975 struct onenand_chip *this = mtd->priv; in onenand_invalidate_bufferram() local
981 loff_t buf_addr = this->bufferram[i].blockpage << this->page_shift; in onenand_invalidate_bufferram()
983 this->bufferram[i].blockpage = -1; in onenand_invalidate_bufferram()
996 struct onenand_chip *this = mtd->priv; in onenand_get_device() local
1003 spin_lock(&this->chip_lock); in onenand_get_device()
1004 if (this->state == FL_READY) { in onenand_get_device()
1005 this->state = new_state; in onenand_get_device()
1006 spin_unlock(&this->chip_lock); in onenand_get_device()
1007 if (new_state != FL_PM_SUSPENDED && this->enable) in onenand_get_device()
1008 this->enable(mtd); in onenand_get_device()
1012 spin_unlock(&this->chip_lock); in onenand_get_device()
1013 return (this->state == FL_PM_SUSPENDED) ? 0 : -EAGAIN; in onenand_get_device()
1016 add_wait_queue(&this->wq, &wait); in onenand_get_device()
1017 spin_unlock(&this->chip_lock); in onenand_get_device()
1019 remove_wait_queue(&this->wq, &wait); in onenand_get_device()
1033 struct onenand_chip *this = mtd->priv; in onenand_release_device() local
1035 if (this->state != FL_PM_SUSPENDED && this->disable) in onenand_release_device()
1036 this->disable(mtd); in onenand_release_device()
1038 spin_lock(&this->chip_lock); in onenand_release_device()
1039 this->state = FL_READY; in onenand_release_device()
1040 wake_up(&this->wq); in onenand_release_device()
1041 spin_unlock(&this->chip_lock); in onenand_release_device()
1054 struct onenand_chip *this = mtd->priv; in onenand_transfer_auto_oob() local
1056 this->read_bufferram(mtd, ONENAND_SPARERAM, this->oob_buf, 0, in onenand_transfer_auto_oob()
1058 return mtd_ooblayout_get_databytes(mtd, buf, this->oob_buf, in onenand_transfer_auto_oob()
1077 struct onenand_chip *this = mtd->priv; in onenand_recover_lsb() local
1081 if (!FLEXONENAND(this)) in onenand_recover_lsb()
1090 if (mtd->eraseregions[i].erasesize < (1 << this->erase_shift)) in onenand_recover_lsb()
1101 this->command(mtd, FLEXONENAND_CMD_RECOVER_LSB, addr, this->writesize); in onenand_recover_lsb()
1102 return this->wait(mtd, FL_READING); in onenand_recover_lsb()
1117 struct onenand_chip *this = mtd->priv; in onenand_mlc_read_ops_nolock() local
1126 int writesize = this->writesize; in onenand_mlc_read_ops_nolock()
1155 this->command(mtd, ONENAND_CMD_READ, from, writesize); in onenand_mlc_read_ops_nolock()
1157 ret = this->wait(mtd, FL_READING); in onenand_mlc_read_ops_nolock()
1167 this->read_bufferram(mtd, ONENAND_DATARAM, buf, column, thislen); in onenand_mlc_read_ops_nolock()
1175 this->read_bufferram(mtd, ONENAND_SPARERAM, oobbuf, oobcolumn, thisooblen); in onenand_mlc_read_ops_nolock()
1218 struct onenand_chip *this = mtd->priv; in onenand_read_ops_nolock() local
1227 int writesize = this->writesize; in onenand_read_ops_nolock()
1251 this->command(mtd, ONENAND_CMD_READ, from, writesize); in onenand_read_ops_nolock()
1252 ret = this->wait(mtd, FL_READING); in onenand_read_ops_nolock()
1268 this->command(mtd, ONENAND_CMD_READ, from, writesize); in onenand_read_ops_nolock()
1274 if (ONENAND_IS_DDP(this) && in onenand_read_ops_nolock()
1275 unlikely(from == (this->chipsize >> 1))) { in onenand_read_ops_nolock()
1276 this->write_word(ONENAND_DDP_CHIP0, this->base + ONENAND_REG_START_ADDRESS2); in onenand_read_ops_nolock()
1280 ONENAND_SET_PREV_BUFFERRAM(this); in onenand_read_ops_nolock()
1283 this->read_bufferram(mtd, ONENAND_DATARAM, buf, column, thislen); in onenand_read_ops_nolock()
1293 this->read_bufferram(mtd, ONENAND_SPARERAM, oobbuf, oobcolumn, thisooblen); in onenand_read_ops_nolock()
1305 this->write_word(ONENAND_DDP_CHIP1, this->base + ONENAND_REG_START_ADDRESS2); in onenand_read_ops_nolock()
1306 ONENAND_SET_NEXT_BUFFERRAM(this); in onenand_read_ops_nolock()
1312 ret = this->wait(mtd, FL_READING); in onenand_read_ops_nolock()
1347 struct onenand_chip *this = mtd->priv; in onenand_read_oob_nolock() local
1378 readcmd = ONENAND_IS_4KB_PAGE(this) ? ONENAND_CMD_READ : ONENAND_CMD_READOOB; in onenand_read_oob_nolock()
1386 this->command(mtd, readcmd, from, mtd->oobsize); in onenand_read_oob_nolock()
1390 ret = this->wait(mtd, FL_READING); in onenand_read_oob_nolock()
1403 this->read_bufferram(mtd, ONENAND_SPARERAM, buf, column, thislen); in onenand_read_oob_nolock()
1442 struct onenand_chip *this = mtd->priv; in onenand_read_oob() local
1457 ret = ONENAND_IS_4KB_PAGE(this) ? in onenand_read_oob()
1476 struct onenand_chip *this = mtd->priv; in onenand_bbt_wait() local
1483 interrupt = this->read_word(this->base + ONENAND_REG_INTERRUPT); in onenand_bbt_wait()
1488 interrupt = this->read_word(this->base + ONENAND_REG_INTERRUPT); in onenand_bbt_wait()
1489 ctrl = this->read_word(this->base + ONENAND_REG_CTRL_STATUS); in onenand_bbt_wait()
1490 addr1 = this->read_word(this->base + ONENAND_REG_START_ADDRESS1); in onenand_bbt_wait()
1491 addr8 = this->read_word(this->base + ONENAND_REG_START_ADDRESS8); in onenand_bbt_wait()
1494 ecc = onenand_read_ecc(this); in onenand_bbt_wait()
1529 struct onenand_chip *this = mtd->priv; in onenand_bbt_read_oob() local
1553 readcmd = ONENAND_IS_4KB_PAGE(this) ? ONENAND_CMD_READ : ONENAND_CMD_READOOB; in onenand_bbt_read_oob()
1561 this->command(mtd, readcmd, from, mtd->oobsize); in onenand_bbt_read_oob()
1565 ret = this->bbt_wait(mtd, FL_READING); in onenand_bbt_read_oob()
1572 this->read_bufferram(mtd, ONENAND_SPARERAM, buf, column, thislen); in onenand_bbt_read_oob()
1582 from += this->writesize; in onenand_bbt_read_oob()
1603 struct onenand_chip *this = mtd->priv; in onenand_verify_oob() local
1604 u_char *oob_buf = this->oob_buf; in onenand_verify_oob()
1607 readcmd = ONENAND_IS_4KB_PAGE(this) ? ONENAND_CMD_READ : ONENAND_CMD_READOOB; in onenand_verify_oob()
1609 this->command(mtd, readcmd, to, mtd->oobsize); in onenand_verify_oob()
1611 status = this->wait(mtd, FL_READING); in onenand_verify_oob()
1615 this->read_bufferram(mtd, ONENAND_SPARERAM, oob_buf, 0, mtd->oobsize); in onenand_verify_oob()
1632 struct onenand_chip *this = mtd->priv; in onenand_verify() local
1636 column = addr & (this->writesize - 1); in onenand_verify()
1639 thislen = min_t(int, this->writesize - column, len); in onenand_verify()
1641 this->command(mtd, ONENAND_CMD_READ, addr, this->writesize); in onenand_verify()
1645 ret = this->wait(mtd, FL_READING); in onenand_verify()
1651 this->read_bufferram(mtd, ONENAND_DATARAM, this->verify_buf, 0, mtd->writesize); in onenand_verify()
1653 if (memcmp(buf, this->verify_buf + column, thislen)) in onenand_verify()
1669 #define NOTALIGNED(x) ((x & (this->subpagesize - 1)) != 0)
1673 struct onenand_chip *this = mtd->priv; in onenand_panic_wait() local
1678 interrupt = this->read_word(this->base + ONENAND_REG_INTERRUPT); in onenand_panic_wait()
1698 struct onenand_chip *this = mtd->priv; in onenand_panic_write() local
1702 if (this->state == FL_PM_SUSPENDED) in onenand_panic_write()
1725 this->command(mtd, ONENAND_CMD_BUFFERRAM, to, thislen); in onenand_panic_write()
1730 memset(this->page_buf, 0xff, mtd->writesize); in onenand_panic_write()
1731 memcpy(this->page_buf + column, buf, thislen); in onenand_panic_write()
1732 wbuf = this->page_buf; in onenand_panic_write()
1735 this->write_bufferram(mtd, ONENAND_DATARAM, wbuf, 0, mtd->writesize); in onenand_panic_write()
1736 this->write_bufferram(mtd, ONENAND_SPARERAM, ffchars, 0, mtd->oobsize); in onenand_panic_write()
1738 this->command(mtd, ONENAND_CMD_PROG, to, mtd->writesize); in onenand_panic_write()
1744 if (ONENAND_IS_2PLANE(this)) { in onenand_panic_write()
1745 ONENAND_SET_BUFFERRAM1(this); in onenand_panic_write()
1746 onenand_update_bufferram(mtd, to + this->writesize, !subpage); in onenand_panic_write()
1788 struct onenand_chip *this = mtd->priv; in onenand_write_ops_nolock() local
1831 this->command(mtd, ONENAND_CMD_BUFFERRAM, to, thislen); in onenand_write_ops_nolock()
1836 memset(this->page_buf, 0xff, mtd->writesize); in onenand_write_ops_nolock()
1837 memcpy(this->page_buf + column, buf, thislen); in onenand_write_ops_nolock()
1838 wbuf = this->page_buf; in onenand_write_ops_nolock()
1841 this->write_bufferram(mtd, ONENAND_DATARAM, wbuf, 0, mtd->writesize); in onenand_write_ops_nolock()
1844 oobbuf = this->oob_buf; in onenand_write_ops_nolock()
1860 this->write_bufferram(mtd, ONENAND_SPARERAM, oobbuf, 0, mtd->oobsize); in onenand_write_ops_nolock()
1862 ONENAND_SET_NEXT_BUFFERRAM(this); in onenand_write_ops_nolock()
1868 if (!ONENAND_IS_2PLANE(this) && !ONENAND_IS_4KB_PAGE(this) && !first) { in onenand_write_ops_nolock()
1869 ONENAND_SET_PREV_BUFFERRAM(this); in onenand_write_ops_nolock()
1871 ret = this->wait(mtd, FL_WRITING); in onenand_write_ops_nolock()
1891 ONENAND_SET_NEXT_BUFFERRAM(this); in onenand_write_ops_nolock()
1894 this->ongoing = 0; in onenand_write_ops_nolock()
1898 if (ONENAND_IS_CACHE_PROGRAM(this) && in onenand_write_ops_nolock()
1899 likely(onenand_block(this, to) != 0) && in onenand_write_ops_nolock()
1900 ONENAND_IS_4KB_PAGE(this) && in onenand_write_ops_nolock()
1903 this->ongoing = 1; in onenand_write_ops_nolock()
1906 this->command(mtd, cmd, to, mtd->writesize); in onenand_write_ops_nolock()
1911 if (ONENAND_IS_2PLANE(this) || ONENAND_IS_4KB_PAGE(this)) { in onenand_write_ops_nolock()
1912 ret = this->wait(mtd, FL_WRITING); in onenand_write_ops_nolock()
1972 struct onenand_chip *this = mtd->priv; in onenand_write_oob_nolock() local
2008 oobbuf = this->oob_buf; in onenand_write_oob_nolock()
2010 oobcmd = ONENAND_IS_4KB_PAGE(this) ? ONENAND_CMD_PROG : ONENAND_CMD_PROGOOB; in onenand_write_oob_nolock()
2018 this->command(mtd, ONENAND_CMD_BUFFERRAM, to, mtd->oobsize); in onenand_write_oob_nolock()
2027 this->write_bufferram(mtd, ONENAND_SPARERAM, oobbuf, 0, mtd->oobsize); in onenand_write_oob_nolock()
2029 if (ONENAND_IS_4KB_PAGE(this)) { in onenand_write_oob_nolock()
2031 memset(this->page_buf, 0xff, mtd->writesize); in onenand_write_oob_nolock()
2032 this->write_bufferram(mtd, ONENAND_DATARAM, in onenand_write_oob_nolock()
2033 this->page_buf, 0, mtd->writesize); in onenand_write_oob_nolock()
2036 this->command(mtd, oobcmd, to, mtd->oobsize); in onenand_write_oob_nolock()
2039 if (ONENAND_IS_2PLANE(this)) { in onenand_write_oob_nolock()
2040 ONENAND_SET_BUFFERRAM1(this); in onenand_write_oob_nolock()
2041 onenand_update_bufferram(mtd, to + this->writesize, 0); in onenand_write_oob_nolock()
2044 ret = this->wait(mtd, FL_WRITING); in onenand_write_oob_nolock()
2113 struct onenand_chip *this = mtd->priv; in onenand_block_isbad_nolock() local
2114 struct bbm_info *bbm = this->bbm; in onenand_block_isbad_nolock()
2124 struct onenand_chip *this = mtd->priv; in onenand_multiblock_erase_verify() local
2127 unsigned int block_size = (1 << this->erase_shift); in onenand_multiblock_erase_verify()
2131 this->command(mtd, ONENAND_CMD_ERASE_VERIFY, addr, block_size); in onenand_multiblock_erase_verify()
2132 ret = this->wait(mtd, FL_VERIFYING_ERASE); in onenand_multiblock_erase_verify()
2135 __func__, onenand_block(this, addr)); in onenand_multiblock_erase_verify()
2157 struct onenand_chip *this = mtd->priv; in onenand_multiblock_erase() local
2164 if (ONENAND_IS_DDP(this)) { in onenand_multiblock_erase()
2165 loff_t bdry_addr = this->chipsize >> 1; in onenand_multiblock_erase()
2167 bdry_block = bdry_addr >> this->erase_shift; in onenand_multiblock_erase()
2196 int this_block = (addr >> this->erase_shift); in onenand_multiblock_erase()
2207 this->command(mtd, ONENAND_CMD_MULTIBLOCK_ERASE, in onenand_multiblock_erase()
2211 ret = this->wait(mtd, FL_PREPARING_ERASE); in onenand_multiblock_erase()
2215 onenand_block(this, addr)); in onenand_multiblock_erase()
2227 this->command(mtd, ONENAND_CMD_ERASE, addr, block_size); in onenand_multiblock_erase()
2230 ret = this->wait(mtd, FL_ERASING); in onenand_multiblock_erase()
2234 __func__, onenand_block(this, addr)); in onenand_multiblock_erase()
2269 struct onenand_chip *this = mtd->priv; in onenand_block_by_block_erase() local
2292 this->command(mtd, ONENAND_CMD_ERASE, addr, block_size); in onenand_block_by_block_erase()
2296 ret = this->wait(mtd, FL_ERASING); in onenand_block_by_block_erase()
2300 __func__, onenand_block(this, addr)); in onenand_block_by_block_erase()
2317 /* FIXME: This should be handled at MTD partitioning level. */ in onenand_block_by_block_erase()
2336 struct onenand_chip *this = mtd->priv; in onenand_erase() local
2348 if (FLEXONENAND(this)) { in onenand_erase()
2349 /* Find the eraseregion of this address */ in onenand_erase()
2360 block_size = 1 << this->erase_shift; in onenand_erase()
2377 if (ONENAND_IS_4KB_PAGE(this) || region || in onenand_erase()
2431 * This is the default implementation, which can be overridden by
2436 struct onenand_chip *this = mtd->priv; in onenand_default_block_markbad() local
2437 struct bbm_info *bbm = this->bbm; in onenand_default_block_markbad()
2448 block = onenand_block(this, ofs); in onenand_default_block_markbad()
2453 ofs += mtd->oobsize + (this->badblockpos & ~0x01); in onenand_default_block_markbad()
2470 struct onenand_chip *this = mtd->priv; in onenand_block_markbad() local
2482 ret = this->block_markbad(mtd, ofs); in onenand_block_markbad()
2498 struct onenand_chip *this = mtd->priv; in onenand_do_lock_cmd() local
2502 start = onenand_block(this, ofs); in onenand_do_lock_cmd()
2503 end = onenand_block(this, ofs + len) - 1; in onenand_do_lock_cmd()
2511 if (this->options & ONENAND_HAS_CONT_LOCK) { in onenand_do_lock_cmd()
2513 this->write_word(start, this->base + ONENAND_REG_START_BLOCK_ADDRESS); in onenand_do_lock_cmd()
2515 this->write_word(end, this->base + ONENAND_REG_END_BLOCK_ADDRESS); in onenand_do_lock_cmd()
2517 this->command(mtd, cmd, 0, 0); in onenand_do_lock_cmd()
2520 this->wait(mtd, FL_LOCKING); in onenand_do_lock_cmd()
2523 while (this->read_word(this->base + ONENAND_REG_CTRL_STATUS) in onenand_do_lock_cmd()
2528 status = this->read_word(this->base + ONENAND_REG_WP_STATUS); in onenand_do_lock_cmd()
2539 value = onenand_block_address(this, block); in onenand_do_lock_cmd()
2540 this->write_word(value, this->base + ONENAND_REG_START_ADDRESS1); in onenand_do_lock_cmd()
2542 value = onenand_bufferram_address(this, block); in onenand_do_lock_cmd()
2543 this->write_word(value, this->base + ONENAND_REG_START_ADDRESS2); in onenand_do_lock_cmd()
2545 this->write_word(block, this->base + ONENAND_REG_START_BLOCK_ADDRESS); in onenand_do_lock_cmd()
2547 this->command(mtd, cmd, 0, 0); in onenand_do_lock_cmd()
2550 this->wait(mtd, FL_LOCKING); in onenand_do_lock_cmd()
2553 while (this->read_word(this->base + ONENAND_REG_CTRL_STATUS) in onenand_do_lock_cmd()
2558 status = this->read_word(this->base + ONENAND_REG_WP_STATUS); in onenand_do_lock_cmd()
2605 * @param this onenand chip data structure
2609 static int onenand_check_lock_status(struct onenand_chip *this) in onenand_check_lock_status() argument
2614 end = this->chipsize >> this->erase_shift; in onenand_check_lock_status()
2617 value = onenand_block_address(this, block); in onenand_check_lock_status()
2618 this->write_word(value, this->base + ONENAND_REG_START_ADDRESS1); in onenand_check_lock_status()
2620 value = onenand_bufferram_address(this, block); in onenand_check_lock_status()
2621 this->write_word(value, this->base + ONENAND_REG_START_ADDRESS2); in onenand_check_lock_status()
2623 this->write_word(block, this->base + ONENAND_REG_START_BLOCK_ADDRESS); in onenand_check_lock_status()
2626 status = this->read_word(this->base + ONENAND_REG_WP_STATUS); in onenand_check_lock_status()
2645 struct onenand_chip *this = mtd->priv; in onenand_unlock_all() local
2649 if (this->options & ONENAND_HAS_UNLOCK_ALL) { in onenand_unlock_all()
2651 this->write_word(0, this->base + ONENAND_REG_START_BLOCK_ADDRESS); in onenand_unlock_all()
2653 this->command(mtd, ONENAND_CMD_UNLOCK_ALL, 0, 0); in onenand_unlock_all()
2656 this->wait(mtd, FL_LOCKING); in onenand_unlock_all()
2659 while (this->read_word(this->base + ONENAND_REG_CTRL_STATUS) in onenand_unlock_all()
2664 if (this->options & ONENAND_SKIP_UNLOCK_CHECK) in onenand_unlock_all()
2668 if (onenand_check_lock_status(this)) in onenand_unlock_all()
2672 if (ONENAND_IS_DDP(this) && !FLEXONENAND(this)) { in onenand_unlock_all()
2674 ofs = this->chipsize >> 1; in onenand_unlock_all()
2675 len = this->chipsize >> 1; in onenand_unlock_all()
2694 struct onenand_chip *this = mtd->priv; in onenand_otp_command() local
2700 block = (int) (addr >> this->erase_shift); in onenand_otp_command()
2705 block = (int) (addr >> this->erase_shift); in onenand_otp_command()
2706 page = (int) (addr >> this->page_shift); in onenand_otp_command()
2708 if (ONENAND_IS_2PLANE(this)) { in onenand_otp_command()
2712 if (addr & this->writesize) in onenand_otp_command()
2716 page &= this->page_mask; in onenand_otp_command()
2722 value = onenand_block_address(this, block); in onenand_otp_command()
2723 this->write_word(value, this->base + in onenand_otp_command()
2734 if (ONENAND_IS_2PLANE(this) && cmd == ONENAND_CMD_PROG) in onenand_otp_command()
2736 dataram = ONENAND_CURRENT_BUFFERRAM(this); in onenand_otp_command()
2742 this->write_word(value, this->base + in onenand_otp_command()
2747 this->write_word(value, this->base + ONENAND_REG_START_BUFFER); in onenand_otp_command()
2751 this->write_word(ONENAND_INT_CLEAR, this->base + ONENAND_REG_INTERRUPT); in onenand_otp_command()
2754 this->write_word(cmd, this->base + ONENAND_REG_COMMAND); in onenand_otp_command()
2772 struct onenand_chip *this = mtd->priv; in onenand_otp_write_oob_nolock() local
2789 oobbuf = this->oob_buf; in onenand_otp_write_oob_nolock()
2797 block = (int) (to >> this->erase_shift); in onenand_otp_write_oob_nolock()
2803 value = onenand_block_address(this, block); in onenand_otp_write_oob_nolock()
2804 this->write_word(value, this->base + in onenand_otp_write_oob_nolock()
2812 value = onenand_bufferram_address(this, block); in onenand_otp_write_oob_nolock()
2813 this->write_word(value, this->base + in onenand_otp_write_oob_nolock()
2815 ONENAND_SET_NEXT_BUFFERRAM(this); in onenand_otp_write_oob_nolock()
2820 this->command(mtd, ONENAND_CMD_OTP_ACCESS, 0, 0); in onenand_otp_write_oob_nolock()
2821 this->wait(mtd, FL_OTPING); in onenand_otp_write_oob_nolock()
2833 this->write_bufferram(mtd, ONENAND_SPARERAM, in onenand_otp_write_oob_nolock()
2838 if (ONENAND_IS_2PLANE(this)) { in onenand_otp_write_oob_nolock()
2839 ONENAND_SET_BUFFERRAM1(this); in onenand_otp_write_oob_nolock()
2840 onenand_update_bufferram(mtd, to + this->writesize, 0); in onenand_otp_write_oob_nolock()
2843 ret = this->wait(mtd, FL_WRITING); in onenand_otp_write_oob_nolock()
2850 this->command(mtd, ONENAND_CMD_RESET, 0, 0); in onenand_otp_write_oob_nolock()
2851 this->wait(mtd, FL_RESETTING); in onenand_otp_write_oob_nolock()
2853 status = this->read_word(this->base + ONENAND_REG_CTRL_STATUS); in onenand_otp_write_oob_nolock()
2903 struct onenand_chip *this = mtd->priv; in do_otp_read() local
2913 this->command(mtd, ONENAND_CMD_OTP_ACCESS, 0, 0); in do_otp_read()
2914 this->wait(mtd, FL_OTPING); in do_otp_read()
2916 ret = ONENAND_IS_4KB_PAGE(this) ? in do_otp_read()
2921 this->command(mtd, ONENAND_CMD_RESET, 0, 0); in do_otp_read()
2922 this->wait(mtd, FL_RESETTING); in do_otp_read()
2940 struct onenand_chip *this = mtd->priv; in do_otp_write() local
2947 memcpy(this->page_buf, buf, len); in do_otp_write()
2948 memset(this->page_buf + len, 0xff, mtd->writesize - len); in do_otp_write()
2949 pbuf = this->page_buf; in do_otp_write()
2954 this->command(mtd, ONENAND_CMD_OTP_ACCESS, 0, 0); in do_otp_write()
2955 this->wait(mtd, FL_OTPING); in do_otp_write()
2965 this->command(mtd, ONENAND_CMD_RESET, 0, 0); in do_otp_write()
2966 this->wait(mtd, FL_RESETTING); in do_otp_write()
2984 struct onenand_chip *this = mtd->priv; in do_otp_lock() local
2988 if (FLEXONENAND(this)) { in do_otp_lock()
2991 this->command(mtd, ONENAND_CMD_OTP_ACCESS, 0, 0); in do_otp_lock()
2992 this->wait(mtd, FL_OTPING); in do_otp_lock()
3005 this->command(mtd, ONENAND_CMD_RESET, 0, 0); in do_otp_lock()
3006 this->wait(mtd, FL_RESETTING); in do_otp_lock()
3035 struct onenand_chip *this = mtd->priv; in onenand_otp_walk() local
3042 density = onenand_get_density(this->device_id); in onenand_otp_walk()
3191 struct onenand_chip *this = mtd->priv; in onenand_lock_user_prot_reg() local
3192 u_char *buf = FLEXONENAND(this) ? this->page_buf : this->oob_buf; in onenand_lock_user_prot_reg()
3197 memset(buf, 0xff, FLEXONENAND(this) ? this->writesize in onenand_lock_user_prot_reg()
3207 len = FLEXONENAND(this) ? mtd->writesize : 16; in onenand_lock_user_prot_reg()
3215 if (FLEXONENAND(this)) in onenand_lock_user_prot_reg()
3245 struct onenand_chip *this = mtd->priv; in onenand_check_features() local
3249 density = onenand_get_density(this->device_id); in onenand_check_features()
3250 process = this->version_id >> ONENAND_VERSION_PROCESS_SHIFT; in onenand_check_features()
3251 numbufs = this->read_word(this->base + ONENAND_REG_NUM_BUFFERS) >> 8; in onenand_check_features()
3256 this->options |= ONENAND_HAS_NOP_1; in onenand_check_features()
3259 if (ONENAND_IS_DDP(this)) in onenand_check_features()
3260 this->options |= ONENAND_HAS_2PLANE; in onenand_check_features()
3262 this->options |= ONENAND_HAS_4KB_PAGE; in onenand_check_features()
3263 this->options |= ONENAND_HAS_CACHE_PROGRAM; in onenand_check_features()
3275 if ((this->version_id & 0xf) == 0xe) in onenand_check_features()
3276 this->options |= ONENAND_HAS_NOP_1; in onenand_check_features()
3278 this->options |= ONENAND_HAS_UNLOCK_ALL; in onenand_check_features()
3283 if (!ONENAND_IS_DDP(this)) in onenand_check_features()
3284 this->options |= ONENAND_HAS_2PLANE; in onenand_check_features()
3285 this->options |= ONENAND_HAS_UNLOCK_ALL; in onenand_check_features()
3291 this->options |= ONENAND_HAS_UNLOCK_ALL; in onenand_check_features()
3297 this->options |= ONENAND_HAS_CONT_LOCK; in onenand_check_features()
3302 if (ONENAND_IS_MLC(this)) in onenand_check_features()
3303 this->options |= ONENAND_HAS_4KB_PAGE; in onenand_check_features()
3305 if (ONENAND_IS_4KB_PAGE(this)) in onenand_check_features()
3306 this->options &= ~ONENAND_HAS_2PLANE; in onenand_check_features()
3308 if (FLEXONENAND(this)) { in onenand_check_features()
3309 this->options &= ~ONENAND_HAS_CONT_LOCK; in onenand_check_features()
3310 this->options |= ONENAND_HAS_UNLOCK_ALL; in onenand_check_features()
3313 if (this->options & ONENAND_HAS_CONT_LOCK) in onenand_check_features()
3315 if (this->options & ONENAND_HAS_UNLOCK_ALL) in onenand_check_features()
3317 if (this->options & ONENAND_HAS_2PLANE) in onenand_check_features()
3319 if (this->options & ONENAND_HAS_4KB_PAGE) in onenand_check_features()
3321 if (this->options & ONENAND_HAS_CACHE_PROGRAM) in onenand_check_features()
3388 struct onenand_chip *this = mtd->priv; in flexonenand_get_boundary() local
3393 syscfg = this->read_word(this->base + ONENAND_REG_SYS_CFG1); in flexonenand_get_boundary()
3394 this->write_word((syscfg | 0x0100), this->base + ONENAND_REG_SYS_CFG1); in flexonenand_get_boundary()
3396 for (die = 0; die < this->dies; die++) { in flexonenand_get_boundary()
3397 this->command(mtd, FLEXONENAND_CMD_PI_ACCESS, die, 0); in flexonenand_get_boundary()
3398 this->wait(mtd, FL_SYNCING); in flexonenand_get_boundary()
3400 this->command(mtd, FLEXONENAND_CMD_READ_PI, die, 0); in flexonenand_get_boundary()
3401 this->wait(mtd, FL_READING); in flexonenand_get_boundary()
3403 bdry = this->read_word(this->base + ONENAND_DATARAM); in flexonenand_get_boundary()
3408 this->boundary[die] = bdry & FLEXONENAND_PI_MASK; in flexonenand_get_boundary()
3410 this->command(mtd, ONENAND_CMD_RESET, 0, 0); in flexonenand_get_boundary()
3411 this->wait(mtd, FL_RESETTING); in flexonenand_get_boundary()
3414 this->boundary[die], locked ? "(Locked)" : "(Unlocked)"); in flexonenand_get_boundary()
3418 this->write_word(syscfg, this->base + ONENAND_REG_SYS_CFG1); in flexonenand_get_boundary()
3429 struct onenand_chip *this = mtd->priv; in flexonenand_get_size() local
3434 density = onenand_get_density(this->device_id); in flexonenand_get_size()
3435 blksperdie = ((loff_t)(16 << density) << 20) >> (this->erase_shift); in flexonenand_get_size()
3436 blksperdie >>= ONENAND_IS_DDP(this) ? 1 : 0; in flexonenand_get_size()
3438 eraseshift = this->erase_shift - 1; in flexonenand_get_size()
3440 mtd->numeraseregions = this->dies << 1; in flexonenand_get_size()
3442 /* This fills up the device boundary */ in flexonenand_get_size()
3446 for (; die < this->dies; die++) { in flexonenand_get_size()
3447 if (!die || this->boundary[die-1] != maxbdry) { in flexonenand_get_size()
3452 this->boundary[die] + 1; in flexonenand_get_size()
3458 this->boundary[die] + 1; in flexonenand_get_size()
3459 ofs += (this->boundary[die] + 1) << (eraseshift - 1); in flexonenand_get_size()
3461 if (this->boundary[die] != maxbdry) { in flexonenand_get_size()
3466 this->boundary[die]; in flexonenand_get_size()
3474 mtd->erasesize = 1 << this->erase_shift; in flexonenand_get_size()
3486 for (die = 0, mtd->size = 0; die < this->dies; die++) { in flexonenand_get_size()
3487 this->diesize[die] = (loff_t)blksperdie << this->erase_shift; in flexonenand_get_size()
3488 this->diesize[die] -= (loff_t)(this->boundary[die] + 1) in flexonenand_get_size()
3489 << (this->erase_shift - 1); in flexonenand_get_size()
3490 mtd->size += this->diesize[die]; in flexonenand_get_size()
3503 * This might lead to the block being detected as bad.
3505 * Avoid this by ensuring that the block to be converted is
3510 struct onenand_chip *this = mtd->priv; in flexonenand_check_blocks_erased() local
3518 .oobbuf = this->oob_buf, in flexonenand_check_blocks_erased()
3525 addr = flexonenand_addr(this, block); in flexonenand_check_blocks_erased()
3538 if (this->oob_buf[i] != 0xff) in flexonenand_check_blocks_erased()
3558 struct onenand_chip *this = mtd->priv; in flexonenand_set_boundary() local
3563 if (die && (!ONENAND_IS_DDP(this))) in flexonenand_set_boundary()
3567 if (boundary < 0 || boundary == this->boundary[die]) in flexonenand_set_boundary()
3570 density = onenand_get_density(this->device_id); in flexonenand_set_boundary()
3571 blksperdie = ((16 << density) << 20) >> this->erase_shift; in flexonenand_set_boundary()
3572 blksperdie >>= ONENAND_IS_DDP(this) ? 1 : 0; in flexonenand_set_boundary()
3581 old = this->boundary[die] + (die * this->density_mask); in flexonenand_set_boundary()
3582 new = boundary + (die * this->density_mask); in flexonenand_set_boundary()
3590 this->command(mtd, FLEXONENAND_CMD_PI_ACCESS, die, 0); in flexonenand_set_boundary()
3591 this->wait(mtd, FL_SYNCING); in flexonenand_set_boundary()
3594 this->command(mtd, FLEXONENAND_CMD_READ_PI, die, 0); in flexonenand_set_boundary()
3595 this->wait(mtd, FL_READING); in flexonenand_set_boundary()
3597 thisboundary = this->read_word(this->base + ONENAND_DATARAM); in flexonenand_set_boundary()
3607 addr = die ? this->diesize[0] : 0; in flexonenand_set_boundary()
3612 this->command(mtd, ONENAND_CMD_ERASE, addr, 0); in flexonenand_set_boundary()
3613 ret = this->wait(mtd, FL_ERASING); in flexonenand_set_boundary()
3620 this->write_word(boundary, this->base + ONENAND_DATARAM); in flexonenand_set_boundary()
3621 this->command(mtd, ONENAND_CMD_PROG, addr, 0); in flexonenand_set_boundary()
3622 ret = this->wait(mtd, FL_WRITING); in flexonenand_set_boundary()
3629 this->command(mtd, FLEXONENAND_CMD_PI_UPDATE, die, 0); in flexonenand_set_boundary()
3630 ret = this->wait(mtd, FL_WRITING); in flexonenand_set_boundary()
3632 this->write_word(ONENAND_CMD_RESET, this->base + ONENAND_REG_COMMAND); in flexonenand_set_boundary()
3633 this->wait(mtd, FL_RESETTING); in flexonenand_set_boundary()
3650 struct onenand_chip *this = mtd->priv; in onenand_chip_probe() local
3655 syscfg = this->read_word(this->base + ONENAND_REG_SYS_CFG1); in onenand_chip_probe()
3657 …this->write_word((syscfg & ~ONENAND_SYS_CFG1_SYNC_READ & ~ONENAND_SYS_CFG1_SYNC_WRITE), this->base… in onenand_chip_probe()
3660 this->write_word(ONENAND_CMD_READID, this->base + ONENAND_BOOTRAM); in onenand_chip_probe()
3663 bram_maf_id = this->read_word(this->base + ONENAND_BOOTRAM + 0x0); in onenand_chip_probe()
3664 bram_dev_id = this->read_word(this->base + ONENAND_BOOTRAM + 0x2); in onenand_chip_probe()
3667 this->write_word(ONENAND_CMD_RESET, this->base + ONENAND_BOOTRAM); in onenand_chip_probe()
3669 this->wait(mtd, FL_RESETTING); in onenand_chip_probe()
3672 this->write_word(syscfg, this->base + ONENAND_REG_SYS_CFG1); in onenand_chip_probe()
3679 maf_id = this->read_word(this->base + ONENAND_REG_MANUFACTURER_ID); in onenand_chip_probe()
3680 dev_id = this->read_word(this->base + ONENAND_REG_DEVICE_ID); in onenand_chip_probe()
3695 struct onenand_chip *this = mtd->priv; in onenand_probe() local
3700 ret = this->chip_probe(mtd); in onenand_probe()
3705 dev_id = this->read_word(this->base + ONENAND_REG_DEVICE_ID); in onenand_probe()
3706 ver_id = this->read_word(this->base + ONENAND_REG_VERSION_ID); in onenand_probe()
3707 this->technology = this->read_word(this->base + ONENAND_REG_TECHNOLOGY); in onenand_probe()
3711 this->device_id = dev_id; in onenand_probe()
3712 this->version_id = ver_id; in onenand_probe()
3718 if (FLEXONENAND(this)) { in onenand_probe()
3719 this->dies = ONENAND_IS_DDP(this) ? 2 : 1; in onenand_probe()
3721 mtd->numeraseregions = this->dies << 1; in onenand_probe()
3723 kcalloc(this->dies << 1, in onenand_probe()
3734 this->chipsize = (16 << density) << 20; in onenand_probe()
3738 mtd->writesize = this->read_word(this->base + ONENAND_REG_DATA_BUFFER_SIZE); in onenand_probe()
3740 if (ONENAND_IS_4KB_PAGE(this)) in onenand_probe()
3751 if (FLEXONENAND(this)) in onenand_probe()
3754 this->erase_shift = ffs(mtd->erasesize) - 1; in onenand_probe()
3755 this->page_shift = ffs(mtd->writesize) - 1; in onenand_probe()
3756 this->page_mask = (1 << (this->erase_shift - this->page_shift)) - 1; in onenand_probe()
3758 if (ONENAND_IS_DDP(this)) in onenand_probe()
3759 this->density_mask = this->chipsize >> (this->erase_shift + 1); in onenand_probe()
3761 this->writesize = mtd->writesize; in onenand_probe()
3765 if (FLEXONENAND(this)) in onenand_probe()
3768 mtd->size = this->chipsize; in onenand_probe()
3776 if (ONENAND_IS_2PLANE(this)) { in onenand_probe()
3799 struct onenand_chip *this = mtd->priv; in onenand_resume() local
3801 if (this->state == FL_PM_SUSPENDED) in onenand_resume()
3813 * This fills out all the not initialized function pointers
3821 struct onenand_chip *this = mtd->priv; in onenand_scan() local
3823 if (!this->read_word) in onenand_scan()
3824 this->read_word = onenand_readw; in onenand_scan()
3825 if (!this->write_word) in onenand_scan()
3826 this->write_word = onenand_writew; in onenand_scan()
3828 if (!this->command) in onenand_scan()
3829 this->command = onenand_command; in onenand_scan()
3830 if (!this->wait) in onenand_scan()
3832 if (!this->bbt_wait) in onenand_scan()
3833 this->bbt_wait = onenand_bbt_wait; in onenand_scan()
3834 if (!this->unlock_all) in onenand_scan()
3835 this->unlock_all = onenand_unlock_all; in onenand_scan()
3837 if (!this->chip_probe) in onenand_scan()
3838 this->chip_probe = onenand_chip_probe; in onenand_scan()
3840 if (!this->read_bufferram) in onenand_scan()
3841 this->read_bufferram = onenand_read_bufferram; in onenand_scan()
3842 if (!this->write_bufferram) in onenand_scan()
3843 this->write_bufferram = onenand_write_bufferram; in onenand_scan()
3845 if (!this->block_markbad) in onenand_scan()
3846 this->block_markbad = onenand_default_block_markbad; in onenand_scan()
3847 if (!this->scan_bbt) in onenand_scan()
3848 this->scan_bbt = onenand_default_bbt; in onenand_scan()
3854 if (this->mmcontrol) { in onenand_scan()
3856 this->read_bufferram = onenand_sync_read_bufferram; in onenand_scan()
3860 if (!this->page_buf) { in onenand_scan()
3861 this->page_buf = kzalloc(mtd->writesize, GFP_KERNEL); in onenand_scan()
3862 if (!this->page_buf) in onenand_scan()
3865 this->verify_buf = kzalloc(mtd->writesize, GFP_KERNEL); in onenand_scan()
3866 if (!this->verify_buf) { in onenand_scan()
3867 kfree(this->page_buf); in onenand_scan()
3871 this->options |= ONENAND_PAGEBUF_ALLOC; in onenand_scan()
3873 if (!this->oob_buf) { in onenand_scan()
3874 this->oob_buf = kzalloc(mtd->oobsize, GFP_KERNEL); in onenand_scan()
3875 if (!this->oob_buf) { in onenand_scan()
3876 if (this->options & ONENAND_PAGEBUF_ALLOC) { in onenand_scan()
3877 this->options &= ~ONENAND_PAGEBUF_ALLOC; in onenand_scan()
3879 kfree(this->verify_buf); in onenand_scan()
3881 kfree(this->page_buf); in onenand_scan()
3885 this->options |= ONENAND_OOBBUF_ALLOC; in onenand_scan()
3888 this->state = FL_READY; in onenand_scan()
3889 init_waitqueue_head(&this->wq); in onenand_scan()
3890 spin_lock_init(&this->chip_lock); in onenand_scan()
3897 if (FLEXONENAND(this)) { in onenand_scan()
3904 if (ONENAND_IS_NOP_1(this)) in onenand_scan()
3926 this->subpagesize = mtd->writesize >> mtd->subpage_sft; in onenand_scan()
3941 mtd->type = ONENAND_IS_MLC(this) ? MTD_MLCNANDFLASH : MTD_NANDFLASH; in onenand_scan()
3968 if (!(this->options & ONENAND_SKIP_INITIAL_UNLOCKING)) in onenand_scan()
3969 this->unlock_all(mtd); in onenand_scan()
3972 this->badblockpos = ONENAND_BADBLOCK_POS; in onenand_scan()
3974 ret = this->scan_bbt(mtd); in onenand_scan()
3975 if ((!FLEXONENAND(this)) || ret) in onenand_scan()
3992 struct onenand_chip *this = mtd->priv; in onenand_release() local
3998 if (this->bbm) { in onenand_release()
3999 struct bbm_info *bbm = this->bbm; in onenand_release()
4001 kfree(this->bbm); in onenand_release()
4004 if (this->options & ONENAND_PAGEBUF_ALLOC) { in onenand_release()
4005 kfree(this->page_buf); in onenand_release()
4007 kfree(this->verify_buf); in onenand_release()
4010 if (this->options & ONENAND_OOBBUF_ALLOC) in onenand_release()
4011 kfree(this->oob_buf); in onenand_release()