Lines Matching refs:mtd
349 int flexonenand_region(struct mtd_info *mtd, loff_t addr) in flexonenand_region() argument
353 for (i = 0; i < mtd->numeraseregions; i++) in flexonenand_region()
354 if (addr < mtd->eraseregions[i].offset) in flexonenand_region()
370 static int onenand_command(struct mtd_info *mtd, int cmd, loff_t addr, size_t len) in onenand_command() argument
372 struct onenand_chip *this = mtd->priv; in onenand_command()
525 static int onenand_wait(struct mtd_info *mtd, int state) in onenand_wait() argument
527 struct onenand_chip * this = mtd->priv; in onenand_wait()
560 mtd->ecc_stats.failed++; in onenand_wait()
565 mtd->ecc_stats.corrected++; in onenand_wait()
623 static int onenand_interrupt_wait(struct mtd_info *mtd, int state) in onenand_interrupt_wait() argument
625 struct onenand_chip *this = mtd->priv; in onenand_interrupt_wait()
629 return onenand_wait(mtd, state); in onenand_interrupt_wait()
639 static int onenand_try_interrupt_wait(struct mtd_info *mtd, int state) in onenand_try_interrupt_wait() argument
641 struct onenand_chip *this = mtd->priv; in onenand_try_interrupt_wait()
659 return onenand_wait(mtd, state); in onenand_try_interrupt_wait()
670 static void onenand_setup_wait(struct mtd_info *mtd) in onenand_setup_wait() argument
672 struct onenand_chip *this = mtd->priv; in onenand_setup_wait()
705 static inline int onenand_bufferram_offset(struct mtd_info *mtd, int area) in onenand_bufferram_offset() argument
707 struct onenand_chip *this = mtd->priv; in onenand_bufferram_offset()
714 return mtd->oobsize; in onenand_bufferram_offset()
730 static int onenand_read_bufferram(struct mtd_info *mtd, int area, in onenand_read_bufferram() argument
733 struct onenand_chip *this = mtd->priv; in onenand_read_bufferram()
738 bufferram += onenand_bufferram_offset(mtd, area); in onenand_read_bufferram()
766 static int onenand_sync_read_bufferram(struct mtd_info *mtd, int area, in onenand_sync_read_bufferram() argument
769 struct onenand_chip *this = mtd->priv; in onenand_sync_read_bufferram()
774 bufferram += onenand_bufferram_offset(mtd, area); in onenand_sync_read_bufferram()
776 this->mmcontrol(mtd, ONENAND_SYS_CFG1_SYNC_READ); in onenand_sync_read_bufferram()
791 this->mmcontrol(mtd, 0); in onenand_sync_read_bufferram()
806 static int onenand_write_bufferram(struct mtd_info *mtd, int area, in onenand_write_bufferram() argument
809 struct onenand_chip *this = mtd->priv; in onenand_write_bufferram()
814 bufferram += onenand_bufferram_offset(mtd, area); in onenand_write_bufferram()
845 static int onenand_get_2x_blockpage(struct mtd_info *mtd, loff_t addr) in onenand_get_2x_blockpage() argument
847 struct onenand_chip *this = mtd->priv; in onenand_get_2x_blockpage()
869 static int onenand_check_bufferram(struct mtd_info *mtd, loff_t addr) in onenand_check_bufferram() argument
871 struct onenand_chip *this = mtd->priv; in onenand_check_bufferram()
876 blockpage = onenand_get_2x_blockpage(mtd, addr); in onenand_check_bufferram()
911 static void onenand_update_bufferram(struct mtd_info *mtd, loff_t addr, in onenand_update_bufferram() argument
914 struct onenand_chip *this = mtd->priv; in onenand_update_bufferram()
919 blockpage = onenand_get_2x_blockpage(mtd, addr); in onenand_update_bufferram()
944 static void onenand_invalidate_bufferram(struct mtd_info *mtd, loff_t addr, in onenand_invalidate_bufferram() argument
947 struct onenand_chip *this = mtd->priv; in onenand_invalidate_bufferram()
966 static int onenand_get_device(struct mtd_info *mtd, int new_state) in onenand_get_device() argument
968 struct onenand_chip *this = mtd->priv; in onenand_get_device()
980 this->enable(mtd); in onenand_get_device()
1003 static void onenand_release_device(struct mtd_info *mtd) in onenand_release_device() argument
1005 struct onenand_chip *this = mtd->priv; in onenand_release_device()
1008 this->disable(mtd); in onenand_release_device()
1023 static int onenand_transfer_auto_oob(struct mtd_info *mtd, uint8_t *buf, int column, in onenand_transfer_auto_oob() argument
1026 struct onenand_chip *this = mtd->priv; in onenand_transfer_auto_oob()
1042 this->read_bufferram(mtd, ONENAND_SPARERAM, oob_buf, 0, mtd->oobsize); in onenand_transfer_auto_oob()
1071 static int onenand_recover_lsb(struct mtd_info *mtd, loff_t addr, int status) in onenand_recover_lsb() argument
1073 struct onenand_chip *this = mtd->priv; in onenand_recover_lsb()
1085 i = flexonenand_region(mtd, addr); in onenand_recover_lsb()
1086 if (mtd->eraseregions[i].erasesize < (1 << this->erase_shift)) in onenand_recover_lsb()
1094 mtd->ecc_stats.failed--; in onenand_recover_lsb()
1097 this->command(mtd, FLEXONENAND_CMD_RECOVER_LSB, addr, this->writesize); in onenand_recover_lsb()
1098 return this->wait(mtd, FL_READING); in onenand_recover_lsb()
1110 static int onenand_mlc_read_ops_nolock(struct mtd_info *mtd, loff_t from, in onenand_mlc_read_ops_nolock() argument
1113 struct onenand_chip *this = mtd->priv; in onenand_mlc_read_ops_nolock()
1130 oobsize = mtd->oobsize; in onenand_mlc_read_ops_nolock()
1132 oobcolumn = from & (mtd->oobsize - 1); in onenand_mlc_read_ops_nolock()
1135 if (from + len > mtd->size) { in onenand_mlc_read_ops_nolock()
1143 stats = mtd->ecc_stats; in onenand_mlc_read_ops_nolock()
1154 if (!onenand_check_bufferram(mtd, from)) { 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()
1159 ret = onenand_recover_lsb(mtd, from, ret); in onenand_mlc_read_ops_nolock()
1160 onenand_update_bufferram(mtd, from, !ret); in onenand_mlc_read_ops_nolock()
1167 this->read_bufferram(mtd, ONENAND_DATARAM, buf, column, thislen); in onenand_mlc_read_ops_nolock()
1173 onenand_transfer_auto_oob(mtd, oobbuf, oobcolumn, thisooblen); in onenand_mlc_read_ops_nolock()
1175 this->read_bufferram(mtd, ONENAND_SPARERAM, oobbuf, oobcolumn, thisooblen); in onenand_mlc_read_ops_nolock()
1200 if (mtd->ecc_stats.failed - stats.failed) in onenand_mlc_read_ops_nolock()
1204 return mtd->ecc_stats.corrected != stats.corrected ? 1 : 0; in onenand_mlc_read_ops_nolock()
1215 static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from, in onenand_read_ops_nolock() argument
1218 struct onenand_chip *this = mtd->priv; in onenand_read_ops_nolock()
1235 oobsize = mtd->oobsize; in onenand_read_ops_nolock()
1237 oobcolumn = from & (mtd->oobsize - 1); in onenand_read_ops_nolock()
1240 if ((from + len) > mtd->size) { in onenand_read_ops_nolock()
1248 stats = mtd->ecc_stats; in onenand_read_ops_nolock()
1254 if (!onenand_check_bufferram(mtd, from)) { in onenand_read_ops_nolock()
1255 this->command(mtd, ONENAND_CMD_READ, from, writesize); in onenand_read_ops_nolock()
1256 ret = this->wait(mtd, FL_READING); in onenand_read_ops_nolock()
1257 onenand_update_bufferram(mtd, from, !ret); in onenand_read_ops_nolock()
1272 this->command(mtd, ONENAND_CMD_READ, from, writesize); in onenand_read_ops_nolock()
1287 this->read_bufferram(mtd, ONENAND_DATARAM, buf, column, thislen); in onenand_read_ops_nolock()
1295 onenand_transfer_auto_oob(mtd, oobbuf, oobcolumn, thisooblen); in onenand_read_ops_nolock()
1297 this->read_bufferram(mtd, ONENAND_SPARERAM, oobbuf, oobcolumn, thisooblen); in onenand_read_ops_nolock()
1316 ret = this->wait(mtd, FL_READING); in onenand_read_ops_nolock()
1317 onenand_update_bufferram(mtd, from, !ret); in onenand_read_ops_nolock()
1333 if (mtd->ecc_stats.failed - stats.failed) in onenand_read_ops_nolock()
1337 return mtd->ecc_stats.corrected != stats.corrected ? 1 : 0; in onenand_read_ops_nolock()
1348 static int onenand_read_oob_nolock(struct mtd_info *mtd, loff_t from, in onenand_read_oob_nolock() argument
1351 struct onenand_chip *this = mtd->priv; in onenand_read_oob_nolock()
1370 oobsize = mtd->oobsize; in onenand_read_oob_nolock()
1372 column = from & (mtd->oobsize - 1); in onenand_read_oob_nolock()
1381 if (unlikely(from >= mtd->size || in onenand_read_oob_nolock()
1382 column + len > ((mtd->size >> this->page_shift) - in onenand_read_oob_nolock()
1389 stats = mtd->ecc_stats; in onenand_read_oob_nolock()
1399 this->command(mtd, readcmd, from, mtd->oobsize); in onenand_read_oob_nolock()
1401 onenand_update_bufferram(mtd, from, 0); in onenand_read_oob_nolock()
1403 ret = this->wait(mtd, FL_READING); in onenand_read_oob_nolock()
1405 ret = onenand_recover_lsb(mtd, from, ret); in onenand_read_oob_nolock()
1414 onenand_transfer_auto_oob(mtd, buf, column, thislen); in onenand_read_oob_nolock()
1416 this->read_bufferram(mtd, ONENAND_SPARERAM, buf, column, thislen); in onenand_read_oob_nolock()
1428 from += mtd->writesize; in onenand_read_oob_nolock()
1438 if (mtd->ecc_stats.failed - stats.failed) in onenand_read_oob_nolock()
1454 static int onenand_read(struct mtd_info *mtd, loff_t from, size_t len, in onenand_read() argument
1457 struct onenand_chip *this = mtd->priv; in onenand_read()
1466 onenand_get_device(mtd, FL_READING); in onenand_read()
1468 onenand_mlc_read_ops_nolock(mtd, from, &ops) : in onenand_read()
1469 onenand_read_ops_nolock(mtd, from, &ops); in onenand_read()
1470 onenand_release_device(mtd); in onenand_read()
1484 static int onenand_read_oob(struct mtd_info *mtd, loff_t from, in onenand_read_oob() argument
1487 struct onenand_chip *this = mtd->priv; in onenand_read_oob()
1500 onenand_get_device(mtd, FL_READING); in onenand_read_oob()
1503 onenand_mlc_read_ops_nolock(mtd, from, ops) : in onenand_read_oob()
1504 onenand_read_ops_nolock(mtd, from, ops); in onenand_read_oob()
1506 ret = onenand_read_oob_nolock(mtd, from, ops); in onenand_read_oob()
1507 onenand_release_device(mtd); in onenand_read_oob()
1519 static int onenand_bbt_wait(struct mtd_info *mtd, int state) in onenand_bbt_wait() argument
1521 struct onenand_chip *this = mtd->priv; in onenand_bbt_wait()
1571 int onenand_bbt_read_oob(struct mtd_info *mtd, loff_t from, in onenand_bbt_read_oob() argument
1574 struct onenand_chip *this = mtd->priv; in onenand_bbt_read_oob()
1587 if (unlikely((from + len) > mtd->size)) { in onenand_bbt_read_oob()
1594 onenand_get_device(mtd, FL_READING); in onenand_bbt_read_oob()
1596 column = from & (mtd->oobsize - 1); in onenand_bbt_read_oob()
1603 thislen = mtd->oobsize - column; in onenand_bbt_read_oob()
1606 this->command(mtd, readcmd, from, mtd->oobsize); in onenand_bbt_read_oob()
1608 onenand_update_bufferram(mtd, from, 0); in onenand_bbt_read_oob()
1610 ret = this->bbt_wait(mtd, FL_READING); in onenand_bbt_read_oob()
1612 ret = onenand_recover_lsb(mtd, from, ret); in onenand_bbt_read_oob()
1617 this->read_bufferram(mtd, ONENAND_SPARERAM, buf, column, thislen); in onenand_bbt_read_oob()
1633 onenand_release_device(mtd); in onenand_bbt_read_oob()
1646 static int onenand_verify_oob(struct mtd_info *mtd, const u_char *buf, loff_t to) in onenand_verify_oob() argument
1648 struct onenand_chip *this = mtd->priv; in onenand_verify_oob()
1654 this->command(mtd, readcmd, to, mtd->oobsize); in onenand_verify_oob()
1655 onenand_update_bufferram(mtd, to, 0); in onenand_verify_oob()
1656 status = this->wait(mtd, FL_READING); in onenand_verify_oob()
1660 this->read_bufferram(mtd, ONENAND_SPARERAM, oob_buf, 0, mtd->oobsize); in onenand_verify_oob()
1661 for (i = 0; i < mtd->oobsize; i++) in onenand_verify_oob()
1675 static int onenand_verify(struct mtd_info *mtd, const u_char *buf, loff_t addr, size_t len) in onenand_verify() argument
1677 struct onenand_chip *this = mtd->priv; in onenand_verify()
1686 this->command(mtd, ONENAND_CMD_READ, addr, this->writesize); in onenand_verify()
1688 onenand_update_bufferram(mtd, addr, 0); in onenand_verify()
1690 ret = this->wait(mtd, FL_READING); in onenand_verify()
1694 onenand_update_bufferram(mtd, addr, 1); in onenand_verify()
1696 this->read_bufferram(mtd, ONENAND_DATARAM, this->verify_buf, 0, mtd->writesize); in onenand_verify()
1716 static void onenand_panic_wait(struct mtd_info *mtd) in onenand_panic_wait() argument
1718 struct onenand_chip *this = mtd->priv; in onenand_panic_wait()
1740 static int onenand_panic_write(struct mtd_info *mtd, loff_t to, size_t len, in onenand_panic_write() argument
1743 struct onenand_chip *this = mtd->priv; in onenand_panic_write()
1751 onenand_panic_wait(mtd); in onenand_panic_write()
1763 column = to & (mtd->writesize - 1); in onenand_panic_write()
1767 int thislen = min_t(int, mtd->writesize - column, len - written); in onenand_panic_write()
1770 this->command(mtd, ONENAND_CMD_BUFFERRAM, to, thislen); in onenand_panic_write()
1773 subpage = thislen < mtd->writesize; in onenand_panic_write()
1775 memset(this->page_buf, 0xff, mtd->writesize); in onenand_panic_write()
1780 this->write_bufferram(mtd, ONENAND_DATARAM, wbuf, 0, mtd->writesize); in onenand_panic_write()
1781 this->write_bufferram(mtd, ONENAND_SPARERAM, ffchars, 0, mtd->oobsize); in onenand_panic_write()
1783 this->command(mtd, ONENAND_CMD_PROG, to, mtd->writesize); in onenand_panic_write()
1785 onenand_panic_wait(mtd); in onenand_panic_write()
1788 onenand_update_bufferram(mtd, to, !subpage); in onenand_panic_write()
1791 onenand_update_bufferram(mtd, to + this->writesize, !subpage); in onenand_panic_write()
1816 static int onenand_fill_auto_oob(struct mtd_info *mtd, u_char *oob_buf, in onenand_fill_auto_oob() argument
1819 struct onenand_chip *this = mtd->priv; in onenand_fill_auto_oob()
1857 static int onenand_write_ops_nolock(struct mtd_info *mtd, loff_t to, in onenand_write_ops_nolock() argument
1860 struct onenand_chip *this = mtd->priv; in onenand_write_ops_nolock()
1892 oobsize = mtd->oobsize; in onenand_write_ops_nolock()
1894 oobcolumn = to & (mtd->oobsize - 1); in onenand_write_ops_nolock()
1896 column = to & (mtd->writesize - 1); in onenand_write_ops_nolock()
1903 thislen = min_t(int, mtd->writesize - column, len - written); in onenand_write_ops_nolock()
1908 this->command(mtd, ONENAND_CMD_BUFFERRAM, to, thislen); in onenand_write_ops_nolock()
1911 subpage = thislen < mtd->writesize; in onenand_write_ops_nolock()
1913 memset(this->page_buf, 0xff, mtd->writesize); in onenand_write_ops_nolock()
1918 this->write_bufferram(mtd, ONENAND_DATARAM, wbuf, 0, mtd->writesize); in onenand_write_ops_nolock()
1925 memset(oobbuf, 0xff, mtd->oobsize); in onenand_write_ops_nolock()
1927 onenand_fill_auto_oob(mtd, oobbuf, oob, oobcolumn, thisooblen); in onenand_write_ops_nolock()
1937 this->write_bufferram(mtd, ONENAND_SPARERAM, oobbuf, 0, mtd->oobsize); in onenand_write_ops_nolock()
1948 ret = this->wait(mtd, FL_WRITING); in onenand_write_ops_nolock()
1951 onenand_update_bufferram(mtd, prev, !ret && !prev_subpage); in onenand_write_ops_nolock()
1961 ret = onenand_verify(mtd, buf - len, to - len, len); in onenand_write_ops_nolock()
1983 this->command(mtd, cmd, to, mtd->writesize); in onenand_write_ops_nolock()
1989 ret = this->wait(mtd, FL_WRITING); in onenand_write_ops_nolock()
1992 onenand_update_bufferram(mtd, to, !ret && !subpage); in onenand_write_ops_nolock()
2000 ret = onenand_verify(mtd, buf, to, thislen); in onenand_write_ops_nolock()
2026 onenand_invalidate_bufferram(mtd, 0, -1); in onenand_write_ops_nolock()
2046 static int onenand_write_oob_nolock(struct mtd_info *mtd, loff_t to, in onenand_write_oob_nolock() argument
2049 struct onenand_chip *this = mtd->priv; in onenand_write_oob_nolock()
2068 oobsize = mtd->oobsize; in onenand_write_oob_nolock()
2070 column = to & (mtd->oobsize - 1); in onenand_write_oob_nolock()
2086 if (unlikely(to >= mtd->size || in onenand_write_oob_nolock()
2087 column + len > ((mtd->size >> this->page_shift) - in onenand_write_oob_nolock()
2104 this->command(mtd, ONENAND_CMD_BUFFERRAM, to, mtd->oobsize); in onenand_write_oob_nolock()
2108 memset(oobbuf, 0xff, mtd->oobsize); in onenand_write_oob_nolock()
2110 onenand_fill_auto_oob(mtd, oobbuf, buf, column, thislen); in onenand_write_oob_nolock()
2113 this->write_bufferram(mtd, ONENAND_SPARERAM, oobbuf, 0, mtd->oobsize); in onenand_write_oob_nolock()
2117 memset(this->page_buf, 0xff, mtd->writesize); in onenand_write_oob_nolock()
2118 this->write_bufferram(mtd, ONENAND_DATARAM, in onenand_write_oob_nolock()
2119 this->page_buf, 0, mtd->writesize); in onenand_write_oob_nolock()
2122 this->command(mtd, oobcmd, to, mtd->oobsize); in onenand_write_oob_nolock()
2124 onenand_update_bufferram(mtd, to, 0); in onenand_write_oob_nolock()
2127 onenand_update_bufferram(mtd, to + this->writesize, 0); in onenand_write_oob_nolock()
2130 ret = this->wait(mtd, FL_WRITING); in onenand_write_oob_nolock()
2136 ret = onenand_verify_oob(mtd, oobbuf, to); in onenand_write_oob_nolock()
2147 to += mtd->writesize; in onenand_write_oob_nolock()
2167 static int onenand_write(struct mtd_info *mtd, loff_t to, size_t len, in onenand_write() argument
2178 onenand_get_device(mtd, FL_WRITING); in onenand_write()
2179 ret = onenand_write_ops_nolock(mtd, to, &ops); in onenand_write()
2180 onenand_release_device(mtd); in onenand_write()
2192 static int onenand_write_oob(struct mtd_info *mtd, loff_t to, in onenand_write_oob() argument
2207 onenand_get_device(mtd, FL_WRITING); in onenand_write_oob()
2209 ret = onenand_write_ops_nolock(mtd, to, ops); in onenand_write_oob()
2211 ret = onenand_write_oob_nolock(mtd, to, ops); in onenand_write_oob()
2212 onenand_release_device(mtd); in onenand_write_oob()
2226 static int onenand_block_isbad_nolock(struct mtd_info *mtd, loff_t ofs, int allowbbt) in onenand_block_isbad_nolock() argument
2228 struct onenand_chip *this = mtd->priv; in onenand_block_isbad_nolock()
2232 return bbm->isbad_bbt(mtd, ofs, allowbbt); in onenand_block_isbad_nolock()
2236 static int onenand_multiblock_erase_verify(struct mtd_info *mtd, in onenand_multiblock_erase_verify() argument
2239 struct onenand_chip *this = mtd->priv; in onenand_multiblock_erase_verify()
2246 this->command(mtd, ONENAND_CMD_ERASE_VERIFY, addr, block_size); in onenand_multiblock_erase_verify()
2247 ret = this->wait(mtd, FL_VERIFYING_ERASE); in onenand_multiblock_erase_verify()
2269 static int onenand_multiblock_erase(struct mtd_info *mtd, in onenand_multiblock_erase() argument
2273 struct onenand_chip *this = mtd->priv; in onenand_multiblock_erase()
2291 if (onenand_block_isbad_nolock(mtd, addr, 0)) { in onenand_multiblock_erase()
2326 this->command(mtd, ONENAND_CMD_MULTIBLOCK_ERASE, in onenand_multiblock_erase()
2328 onenand_invalidate_bufferram(mtd, addr, block_size); in onenand_multiblock_erase()
2330 ret = this->wait(mtd, FL_PREPARING_ERASE); in onenand_multiblock_erase()
2347 this->command(mtd, ONENAND_CMD_ERASE, addr, block_size); in onenand_multiblock_erase()
2348 onenand_invalidate_bufferram(mtd, addr, block_size); in onenand_multiblock_erase()
2350 ret = this->wait(mtd, FL_ERASING); in onenand_multiblock_erase()
2366 if (onenand_multiblock_erase_verify(mtd, &verify_instr)) { in onenand_multiblock_erase()
2386 static int onenand_block_by_block_erase(struct mtd_info *mtd, in onenand_block_by_block_erase() argument
2391 struct onenand_chip *this = mtd->priv; in onenand_block_by_block_erase()
2409 if (onenand_block_isbad_nolock(mtd, addr, 0)) { in onenand_block_by_block_erase()
2417 this->command(mtd, ONENAND_CMD_ERASE, addr, block_size); in onenand_block_by_block_erase()
2419 onenand_invalidate_bufferram(mtd, addr, block_size); in onenand_block_by_block_erase()
2421 ret = this->wait(mtd, FL_ERASING); in onenand_block_by_block_erase()
2460 static int onenand_erase(struct mtd_info *mtd, struct erase_info *instr) in onenand_erase() argument
2462 struct onenand_chip *this = mtd->priv; in onenand_erase()
2476 int i = flexonenand_region(mtd, addr); in onenand_erase()
2478 region = &mtd->eraseregions[i]; in onenand_erase()
2501 onenand_get_device(mtd, FL_ERASING); in onenand_erase()
2506 ret = onenand_block_by_block_erase(mtd, instr, in onenand_erase()
2509 ret = onenand_multiblock_erase(mtd, instr, block_size); in onenand_erase()
2513 onenand_release_device(mtd); in onenand_erase()
2530 static void onenand_sync(struct mtd_info *mtd) in onenand_sync() argument
2535 onenand_get_device(mtd, FL_SYNCING); in onenand_sync()
2538 onenand_release_device(mtd); in onenand_sync()
2548 static int onenand_block_isbad(struct mtd_info *mtd, loff_t ofs) in onenand_block_isbad() argument
2552 onenand_get_device(mtd, FL_READING); in onenand_block_isbad()
2553 ret = onenand_block_isbad_nolock(mtd, ofs, 0); in onenand_block_isbad()
2554 onenand_release_device(mtd); in onenand_block_isbad()
2566 static int onenand_default_block_markbad(struct mtd_info *mtd, loff_t ofs) in onenand_default_block_markbad() argument
2568 struct onenand_chip *this = mtd->priv; in onenand_default_block_markbad()
2585 ofs += mtd->oobsize + (bbm->badblockpos & ~0x01); in onenand_default_block_markbad()
2590 return onenand_write_oob_nolock(mtd, ofs, &ops); in onenand_default_block_markbad()
2600 static int onenand_block_markbad(struct mtd_info *mtd, loff_t ofs) in onenand_block_markbad() argument
2602 struct onenand_chip *this = mtd->priv; in onenand_block_markbad()
2605 ret = onenand_block_isbad(mtd, ofs); in onenand_block_markbad()
2613 onenand_get_device(mtd, FL_WRITING); in onenand_block_markbad()
2614 ret = this->block_markbad(mtd, ofs); in onenand_block_markbad()
2615 onenand_release_device(mtd); in onenand_block_markbad()
2628 static int onenand_do_lock_cmd(struct mtd_info *mtd, loff_t ofs, size_t len, int cmd) in onenand_do_lock_cmd() argument
2630 struct onenand_chip *this = mtd->priv; in onenand_do_lock_cmd()
2649 this->command(mtd, cmd, 0, 0); in onenand_do_lock_cmd()
2652 this->wait(mtd, FL_LOCKING); in onenand_do_lock_cmd()
2679 this->command(mtd, cmd, 0, 0); in onenand_do_lock_cmd()
2682 this->wait(mtd, FL_LOCKING); in onenand_do_lock_cmd()
2707 static int onenand_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len) in onenand_lock() argument
2711 onenand_get_device(mtd, FL_LOCKING); in onenand_lock()
2712 ret = onenand_do_lock_cmd(mtd, ofs, len, ONENAND_CMD_LOCK); in onenand_lock()
2713 onenand_release_device(mtd); in onenand_lock()
2725 static int onenand_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len) in onenand_unlock() argument
2729 onenand_get_device(mtd, FL_LOCKING); in onenand_unlock()
2730 ret = onenand_do_lock_cmd(mtd, ofs, len, ONENAND_CMD_UNLOCK); in onenand_unlock()
2731 onenand_release_device(mtd); in onenand_unlock()
2775 static void onenand_unlock_all(struct mtd_info *mtd) in onenand_unlock_all() argument
2777 struct onenand_chip *this = mtd->priv; in onenand_unlock_all()
2779 loff_t len = mtd->size; in onenand_unlock_all()
2785 this->command(mtd, ONENAND_CMD_UNLOCK_ALL, 0, 0); in onenand_unlock_all()
2788 this->wait(mtd, FL_LOCKING); in onenand_unlock_all()
2811 onenand_do_lock_cmd(mtd, ofs, len, ONENAND_CMD_UNLOCK); in onenand_unlock_all()
2823 static int onenand_otp_command(struct mtd_info *mtd, int cmd, loff_t addr, in onenand_otp_command() argument
2826 struct onenand_chip *this = mtd->priv; in onenand_otp_command()
2901 static int onenand_otp_write_oob_nolock(struct mtd_info *mtd, loff_t to, in onenand_otp_write_oob_nolock() argument
2904 struct onenand_chip *this = mtd->priv; in onenand_otp_write_oob_nolock()
2917 oobsize = mtd->oobsize; in onenand_otp_write_oob_nolock()
2919 column = to & (mtd->oobsize - 1); in onenand_otp_write_oob_nolock()
2952 this->command(mtd, ONENAND_CMD_OTP_ACCESS, 0, 0); in onenand_otp_write_oob_nolock()
2953 this->wait(mtd, FL_OTPING); in onenand_otp_write_oob_nolock()
2965 this->write_bufferram(mtd, ONENAND_SPARERAM, in onenand_otp_write_oob_nolock()
2966 oobbuf, 0, mtd->oobsize); in onenand_otp_write_oob_nolock()
2968 onenand_otp_command(mtd, ONENAND_CMD_PROGOOB, to, mtd->oobsize); in onenand_otp_write_oob_nolock()
2969 onenand_update_bufferram(mtd, to, 0); in onenand_otp_write_oob_nolock()
2972 onenand_update_bufferram(mtd, to + this->writesize, 0); in onenand_otp_write_oob_nolock()
2975 ret = this->wait(mtd, FL_WRITING); in onenand_otp_write_oob_nolock()
2982 this->command(mtd, ONENAND_CMD_RESET, 0, 0); in onenand_otp_write_oob_nolock()
2983 this->wait(mtd, FL_RESETING); in onenand_otp_write_oob_nolock()
3008 to += mtd->writesize; in onenand_otp_write_oob_nolock()
3019 typedef int (*otp_op_t)(struct mtd_info *mtd, loff_t form, size_t len,
3032 static int do_otp_read(struct mtd_info *mtd, loff_t from, size_t len, in do_otp_read() argument
3035 struct onenand_chip *this = mtd->priv; in do_otp_read()
3045 this->command(mtd, ONENAND_CMD_OTP_ACCESS, 0, 0); in do_otp_read()
3046 this->wait(mtd, FL_OTPING); in do_otp_read()
3049 onenand_mlc_read_ops_nolock(mtd, from, &ops) : in do_otp_read()
3050 onenand_read_ops_nolock(mtd, from, &ops); in do_otp_read()
3053 this->command(mtd, ONENAND_CMD_RESET, 0, 0); in do_otp_read()
3054 this->wait(mtd, FL_RESETING); in do_otp_read()
3069 static int do_otp_write(struct mtd_info *mtd, loff_t to, size_t len, in do_otp_write() argument
3072 struct onenand_chip *this = mtd->priv; in do_otp_write()
3078 if (len < mtd->writesize) { in do_otp_write()
3080 memset(this->page_buf + len, 0xff, mtd->writesize - len); in do_otp_write()
3082 len = mtd->writesize; in do_otp_write()
3086 this->command(mtd, ONENAND_CMD_OTP_ACCESS, 0, 0); in do_otp_write()
3087 this->wait(mtd, FL_OTPING); in do_otp_write()
3093 ret = onenand_write_ops_nolock(mtd, to, &ops); in do_otp_write()
3097 this->command(mtd, ONENAND_CMD_RESET, 0, 0); in do_otp_write()
3098 this->wait(mtd, FL_RESETING); in do_otp_write()
3113 static int do_otp_lock(struct mtd_info *mtd, loff_t from, size_t len, in do_otp_lock() argument
3116 struct onenand_chip *this = mtd->priv; in do_otp_lock()
3123 this->command(mtd, ONENAND_CMD_OTP_ACCESS, 0, 0); in do_otp_lock()
3124 this->wait(mtd, FL_OTPING); in do_otp_lock()
3129 ops.len = mtd->writesize; in do_otp_lock()
3133 ret = onenand_write_ops_nolock(mtd, mtd->writesize * 49, &ops); in do_otp_lock()
3137 this->command(mtd, ONENAND_CMD_RESET, 0, 0); in do_otp_lock()
3138 this->wait(mtd, FL_RESETING); in do_otp_lock()
3144 ret = onenand_otp_write_oob_nolock(mtd, from, &ops); in do_otp_lock()
3163 static int onenand_otp_walk(struct mtd_info *mtd, loff_t from, size_t len, in onenand_otp_walk() argument
3167 struct onenand_chip *this = mtd->priv; in onenand_otp_walk()
3181 from += mtd->writesize * otp_pages; in onenand_otp_walk()
3187 if (mtd->writesize * otp_pages < from + len) in onenand_otp_walk()
3190 if (mtd->writesize * otp_pages < len) in onenand_otp_walk()
3194 onenand_get_device(mtd, FL_OTPING); in onenand_otp_walk()
3207 otpinfo->length = mtd->writesize; in onenand_otp_walk()
3210 from += mtd->writesize; in onenand_otp_walk()
3216 ret = action(mtd, from, len, &tmp_retlen, buf); in onenand_otp_walk()
3227 onenand_release_device(mtd); in onenand_otp_walk()
3241 static int onenand_get_fact_prot_info(struct mtd_info *mtd, size_t len, in onenand_get_fact_prot_info() argument
3244 return onenand_otp_walk(mtd, 0, len, retlen, (u_char *) buf, NULL, in onenand_get_fact_prot_info()
3258 static int onenand_read_fact_prot_reg(struct mtd_info *mtd, loff_t from, in onenand_read_fact_prot_reg() argument
3261 return onenand_otp_walk(mtd, from, len, retlen, buf, do_otp_read, MTD_OTP_FACTORY); in onenand_read_fact_prot_reg()
3273 static int onenand_get_user_prot_info(struct mtd_info *mtd, size_t len, in onenand_get_user_prot_info() argument
3276 return onenand_otp_walk(mtd, 0, len, retlen, (u_char *) buf, NULL, in onenand_get_user_prot_info()
3290 static int onenand_read_user_prot_reg(struct mtd_info *mtd, loff_t from, in onenand_read_user_prot_reg() argument
3293 return onenand_otp_walk(mtd, from, len, retlen, buf, do_otp_read, MTD_OTP_USER); in onenand_read_user_prot_reg()
3306 static int onenand_write_user_prot_reg(struct mtd_info *mtd, loff_t from, in onenand_write_user_prot_reg() argument
3309 return onenand_otp_walk(mtd, from, len, retlen, buf, do_otp_write, MTD_OTP_USER); in onenand_write_user_prot_reg()
3320 static int onenand_lock_user_prot_reg(struct mtd_info *mtd, loff_t from, in onenand_lock_user_prot_reg() argument
3323 struct onenand_chip *this = mtd->priv; in onenand_lock_user_prot_reg()
3330 : mtd->oobsize); in onenand_lock_user_prot_reg()
3339 len = FLEXONENAND(this) ? mtd->writesize : 16; in onenand_lock_user_prot_reg()
3360 ret = onenand_otp_walk(mtd, from, len, &retlen, buf, do_otp_lock, MTD_OTP_USER); in onenand_lock_user_prot_reg()
3375 static void onenand_check_features(struct mtd_info *mtd) in onenand_check_features() argument
3377 struct onenand_chip *this = mtd->priv; in onenand_check_features()
3512 static int flexonenand_get_boundary(struct mtd_info *mtd) in flexonenand_get_boundary() argument
3514 struct onenand_chip *this = mtd->priv; in flexonenand_get_boundary()
3523 this->command(mtd, FLEXONENAND_CMD_PI_ACCESS, die, 0); in flexonenand_get_boundary()
3524 this->wait(mtd, FL_SYNCING); in flexonenand_get_boundary()
3526 this->command(mtd, FLEXONENAND_CMD_READ_PI, die, 0); in flexonenand_get_boundary()
3527 this->wait(mtd, FL_READING); in flexonenand_get_boundary()
3536 this->command(mtd, ONENAND_CMD_RESET, 0, 0); in flexonenand_get_boundary()
3537 this->wait(mtd, FL_RESETING); in flexonenand_get_boundary()
3553 static void flexonenand_get_size(struct mtd_info *mtd) in flexonenand_get_size() argument
3555 struct onenand_chip *this = mtd->priv; in flexonenand_get_size()
3566 mtd->numeraseregions = this->dies << 1; in flexonenand_get_size()
3569 flexonenand_get_boundary(mtd); in flexonenand_get_size()
3575 mtd->eraseregions[i].offset = ofs; in flexonenand_get_size()
3576 mtd->eraseregions[i].erasesize = 1 << eraseshift; in flexonenand_get_size()
3577 mtd->eraseregions[i].numblocks = in flexonenand_get_size()
3579 ofs += mtd->eraseregions[i].numblocks << eraseshift; in flexonenand_get_size()
3582 mtd->numeraseregions -= 1; in flexonenand_get_size()
3583 mtd->eraseregions[i].numblocks += in flexonenand_get_size()
3589 mtd->eraseregions[i].offset = ofs; in flexonenand_get_size()
3590 mtd->eraseregions[i].erasesize = 1 << eraseshift; in flexonenand_get_size()
3591 mtd->eraseregions[i].numblocks = maxbdry ^ in flexonenand_get_size()
3593 ofs += mtd->eraseregions[i].numblocks << eraseshift; in flexonenand_get_size()
3596 mtd->numeraseregions -= 1; in flexonenand_get_size()
3600 mtd->erasesize = 1 << this->erase_shift; in flexonenand_get_size()
3601 if (mtd->numeraseregions == 1) in flexonenand_get_size()
3602 mtd->erasesize >>= 1; in flexonenand_get_size()
3604 printk(KERN_INFO "Device has %d eraseregions\n", mtd->numeraseregions); in flexonenand_get_size()
3605 for (i = 0; i < mtd->numeraseregions; i++) in flexonenand_get_size()
3608 (unsigned int) mtd->eraseregions[i].offset, in flexonenand_get_size()
3609 mtd->eraseregions[i].erasesize, in flexonenand_get_size()
3610 mtd->eraseregions[i].numblocks); in flexonenand_get_size()
3612 for (die = 0, mtd->size = 0; die < this->dies; die++) { in flexonenand_get_size()
3616 mtd->size += this->diesize[die]; in flexonenand_get_size()
3634 static int flexonenand_check_blocks_erased(struct mtd_info *mtd, int start, int end) in flexonenand_check_blocks_erased() argument
3636 struct onenand_chip *this = mtd->priv; in flexonenand_check_blocks_erased()
3642 .ooblen = mtd->oobsize, in flexonenand_check_blocks_erased()
3652 if (onenand_block_isbad_nolock(mtd, addr, 0)) in flexonenand_check_blocks_erased()
3659 ret = onenand_read_oob_nolock(mtd, addr, &ops); in flexonenand_check_blocks_erased()
3663 for (i = 0; i < mtd->oobsize; i++) in flexonenand_check_blocks_erased()
3667 if (i != mtd->oobsize) { in flexonenand_check_blocks_erased()
3681 static int flexonenand_set_boundary(struct mtd_info *mtd, int die, in flexonenand_set_boundary() argument
3684 struct onenand_chip *this = mtd->priv; in flexonenand_set_boundary()
3709 ret = flexonenand_check_blocks_erased(mtd, min(old, new) + 1, max(old, new)); in flexonenand_set_boundary()
3716 this->command(mtd, FLEXONENAND_CMD_PI_ACCESS, die, 0); in flexonenand_set_boundary()
3717 this->wait(mtd, FL_SYNCING); in flexonenand_set_boundary()
3720 this->command(mtd, FLEXONENAND_CMD_READ_PI, die, 0); in flexonenand_set_boundary()
3721 this->wait(mtd, FL_READING); in flexonenand_set_boundary()
3738 this->command(mtd, ONENAND_CMD_ERASE, addr, 0); in flexonenand_set_boundary()
3739 ret = this->wait(mtd, FL_ERASING); in flexonenand_set_boundary()
3747 this->command(mtd, ONENAND_CMD_PROG, addr, 0); in flexonenand_set_boundary()
3748 ret = this->wait(mtd, FL_WRITING); in flexonenand_set_boundary()
3755 this->command(mtd, FLEXONENAND_CMD_PI_UPDATE, die, 0); in flexonenand_set_boundary()
3756 ret = this->wait(mtd, FL_WRITING); in flexonenand_set_boundary()
3759 this->wait(mtd, FL_RESETING); in flexonenand_set_boundary()
3762 flexonenand_get_size(mtd); in flexonenand_set_boundary()
3774 static int onenand_chip_probe(struct mtd_info *mtd) in onenand_chip_probe() argument
3776 struct onenand_chip *this = mtd->priv; in onenand_chip_probe()
3795 this->wait(mtd, FL_RESETING); in onenand_chip_probe()
3819 static int onenand_probe(struct mtd_info *mtd) in onenand_probe() argument
3821 struct onenand_chip *this = mtd->priv; in onenand_probe()
3826 ret = this->chip_probe(mtd); in onenand_probe()
3841 onenand_check_features(mtd); in onenand_probe()
3847 mtd->numeraseregions = this->dies << 1; in onenand_probe()
3848 mtd->eraseregions = kzalloc(sizeof(struct mtd_erase_region_info) in onenand_probe()
3850 if (!mtd->eraseregions) in onenand_probe()
3862 mtd->writesize = this->read_word(this->base + ONENAND_REG_DATA_BUFFER_SIZE); in onenand_probe()
3865 mtd->writesize <<= 1; in onenand_probe()
3867 mtd->oobsize = mtd->writesize >> 5; in onenand_probe()
3869 mtd->erasesize = mtd->writesize << 6; in onenand_probe()
3876 mtd->erasesize <<= 1; in onenand_probe()
3878 this->erase_shift = ffs(mtd->erasesize) - 1; in onenand_probe()
3879 this->page_shift = ffs(mtd->writesize) - 1; in onenand_probe()
3885 this->writesize = mtd->writesize; in onenand_probe()
3890 flexonenand_get_size(mtd); in onenand_probe()
3892 mtd->size = this->chipsize; in onenand_probe()
3901 mtd->writesize <<= 1; in onenand_probe()
3902 mtd->erasesize <<= 1; in onenand_probe()
3912 static int onenand_suspend(struct mtd_info *mtd) in onenand_suspend() argument
3914 return onenand_get_device(mtd, FL_PM_SUSPENDED); in onenand_suspend()
3921 static void onenand_resume(struct mtd_info *mtd) in onenand_resume() argument
3923 struct onenand_chip *this = mtd->priv; in onenand_resume()
3926 onenand_release_device(mtd); in onenand_resume()
3942 int onenand_scan(struct mtd_info *mtd, int maxchips) in onenand_scan() argument
3945 struct onenand_chip *this = mtd->priv; in onenand_scan()
3955 onenand_setup_wait(mtd); in onenand_scan()
3974 if (onenand_probe(mtd)) in onenand_scan()
3985 this->page_buf = kzalloc(mtd->writesize, GFP_KERNEL); in onenand_scan()
3989 this->verify_buf = kzalloc(mtd->writesize, GFP_KERNEL); in onenand_scan()
3998 this->oob_buf = kzalloc(mtd->oobsize, GFP_KERNEL); in onenand_scan()
4016 switch (mtd->oobsize) { in onenand_scan()
4020 mtd->subpage_sft = 0; in onenand_scan()
4023 mtd->subpage_sft = 2; in onenand_scan()
4026 mtd->subpage_sft = 0; in onenand_scan()
4030 mtd->subpage_sft = 2; in onenand_scan()
4035 mtd->subpage_sft = 1; in onenand_scan()
4040 __func__, mtd->oobsize); in onenand_scan()
4041 mtd->subpage_sft = 0; in onenand_scan()
4047 this->subpagesize = mtd->writesize >> mtd->subpage_sft; in onenand_scan()
4058 mtd->oobavail = this->ecclayout->oobavail; in onenand_scan()
4060 mtd->ecclayout = this->ecclayout; in onenand_scan()
4061 mtd->ecc_strength = 1; in onenand_scan()
4064 mtd->type = ONENAND_IS_MLC(this) ? MTD_MLCNANDFLASH : MTD_NANDFLASH; in onenand_scan()
4065 mtd->flags = MTD_CAP_NANDFLASH; in onenand_scan()
4066 mtd->_erase = onenand_erase; in onenand_scan()
4067 mtd->_point = NULL; in onenand_scan()
4068 mtd->_unpoint = NULL; in onenand_scan()
4069 mtd->_read = onenand_read; in onenand_scan()
4070 mtd->_write = onenand_write; in onenand_scan()
4071 mtd->_read_oob = onenand_read_oob; in onenand_scan()
4072 mtd->_write_oob = onenand_write_oob; in onenand_scan()
4073 mtd->_panic_write = onenand_panic_write; in onenand_scan()
4075 mtd->_get_fact_prot_info = onenand_get_fact_prot_info; in onenand_scan()
4076 mtd->_read_fact_prot_reg = onenand_read_fact_prot_reg; in onenand_scan()
4077 mtd->_get_user_prot_info = onenand_get_user_prot_info; in onenand_scan()
4078 mtd->_read_user_prot_reg = onenand_read_user_prot_reg; in onenand_scan()
4079 mtd->_write_user_prot_reg = onenand_write_user_prot_reg; in onenand_scan()
4080 mtd->_lock_user_prot_reg = onenand_lock_user_prot_reg; in onenand_scan()
4082 mtd->_sync = onenand_sync; in onenand_scan()
4083 mtd->_lock = onenand_lock; in onenand_scan()
4084 mtd->_unlock = onenand_unlock; in onenand_scan()
4085 mtd->_suspend = onenand_suspend; in onenand_scan()
4086 mtd->_resume = onenand_resume; in onenand_scan()
4087 mtd->_block_isbad = onenand_block_isbad; in onenand_scan()
4088 mtd->_block_markbad = onenand_block_markbad; in onenand_scan()
4089 mtd->owner = THIS_MODULE; in onenand_scan()
4090 mtd->writebufsize = mtd->writesize; in onenand_scan()
4094 this->unlock_all(mtd); in onenand_scan()
4096 ret = this->scan_bbt(mtd); in onenand_scan()
4102 flexonenand_set_boundary(mtd, i, flex_bdry[2 * i], in onenand_scan()
4112 void onenand_release(struct mtd_info *mtd) in onenand_release() argument
4114 struct onenand_chip *this = mtd->priv; in onenand_release()
4117 mtd_device_unregister(mtd); in onenand_release()
4134 kfree(mtd->eraseregions); in onenand_release()