67 static int cfi_intelext_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len);
68 static int cfi_intelext_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len);
69 static int cfi_intelext_is_locked(struct mtd_info *mtd, loff_t ofs,
92 static int cfi_intelext_point (struct mtd_info *mtd, loff_t from, size_t len,
94 static int cfi_intelext_unpoint(struct mtd_info *mtd, loff_t from, size_t len);
169 static void fixup_convert_atmel_pri(struct mtd_info *mtd)  in fixup_convert_atmel_pri()  argument
171 	struct map_info *map = mtd->priv;  in fixup_convert_atmel_pri()
209 static void fixup_at49bv640dx_lock(struct mtd_info *mtd)  in fixup_at49bv640dx_lock()  argument
211 	struct map_info *map = mtd->priv;  in fixup_at49bv640dx_lock()
216 	mtd->flags |= MTD_POWERUP_LOCK;  in fixup_at49bv640dx_lock()
221 static void fixup_intel_strataflash(struct mtd_info *mtd)  in fixup_intel_strataflash()  argument
223 	struct map_info *map = mtd->priv;  in fixup_intel_strataflash()
234 static void fixup_no_write_suspend(struct mtd_info *mtd)  in fixup_no_write_suspend()  argument
236 	struct map_info *map = mtd->priv;  in fixup_no_write_suspend()
247 static void fixup_st_m28w320ct(struct mtd_info *mtd)  in fixup_st_m28w320ct()  argument
249 	struct map_info *map = mtd->priv;  in fixup_st_m28w320ct()
256 static void fixup_st_m28w320cb(struct mtd_info *mtd)  in fixup_st_m28w320cb()  argument
258 	struct map_info *map = mtd->priv;  in fixup_st_m28w320cb()
276 static void fixup_LH28F640BF(struct mtd_info *mtd)  in fixup_LH28F640BF()  argument
278 	struct map_info *map = mtd->priv;  in fixup_LH28F640BF()
296 static void fixup_use_point(struct mtd_info *mtd)  in fixup_use_point()  argument
298 	struct map_info *map = mtd->priv;  in fixup_use_point()
299 	if (!mtd->_point && map_is_linear(map)) {  in fixup_use_point()
300 		mtd->_point   = cfi_intelext_point;  in fixup_use_point()
301 		mtd->_unpoint = cfi_intelext_unpoint;  in fixup_use_point()
305 static void fixup_use_write_buffers(struct mtd_info *mtd)  in fixup_use_write_buffers()  argument
307 	struct map_info *map = mtd->priv;  in fixup_use_write_buffers()
311 		mtd->_write = cfi_intelext_write_buffers;  in fixup_use_write_buffers()
312 		mtd->_writev = cfi_intelext_writev;  in fixup_use_write_buffers()
319 static void fixup_unlock_powerup_lock(struct mtd_info *mtd)  in fixup_unlock_powerup_lock()  argument
321 	struct map_info *map = mtd->priv;  in fixup_unlock_powerup_lock()
327 		mtd->flags |= MTD_POWERUP_LOCK;  in fixup_unlock_powerup_lock()
470 	struct mtd_info *mtd;  in cfi_cmdset_0001()  local
473 	mtd = kzalloc(sizeof(*mtd), GFP_KERNEL);  in cfi_cmdset_0001()
474 	if (!mtd)  in cfi_cmdset_0001()
476 	mtd->priv = map;  in cfi_cmdset_0001()
477 	mtd->type = MTD_NORFLASH;  in cfi_cmdset_0001()
480 	mtd->_erase   = cfi_intelext_erase_varsize;  in cfi_cmdset_0001()
481 	mtd->_read    = cfi_intelext_read;  in cfi_cmdset_0001()
482 	mtd->_write   = cfi_intelext_write_words;  in cfi_cmdset_0001()
483 	mtd->_sync    = cfi_intelext_sync;  in cfi_cmdset_0001()
484 	mtd->_lock    = cfi_intelext_lock;  in cfi_cmdset_0001()
485 	mtd->_unlock  = cfi_intelext_unlock;  in cfi_cmdset_0001()
486 	mtd->_is_locked = cfi_intelext_is_locked;  in cfi_cmdset_0001()
487 	mtd->_suspend = cfi_intelext_suspend;  in cfi_cmdset_0001()
488 	mtd->_resume  = cfi_intelext_resume;  in cfi_cmdset_0001()
489 	mtd->flags   = MTD_CAP_NORFLASH;  in cfi_cmdset_0001()
490 	mtd->name    = map->name;  in cfi_cmdset_0001()
491 	mtd->writesize = 1;  in cfi_cmdset_0001()
492 	mtd->writebufsize = cfi_interleave(cfi) << cfi->cfiq->MaxBufWriteSize;  in cfi_cmdset_0001()
494 	mtd->reboot_notifier.notifier_call = cfi_intelext_reboot;  in cfi_cmdset_0001()
507 			kfree(mtd);  in cfi_cmdset_0001()
514 		cfi_fixup(mtd, cfi_fixup_table);  in cfi_cmdset_0001()
527 		cfi_fixup(mtd, jedec_fixup_table);  in cfi_cmdset_0001()
530 	cfi_fixup(mtd, fixup_table);  in cfi_cmdset_0001()
578 	return cfi_intelext_setup(mtd);  in cfi_cmdset_0001()
586 static struct mtd_info *cfi_intelext_setup(struct mtd_info *mtd)  in cfi_intelext_setup()  argument
588 	struct map_info *map = mtd->priv;  in cfi_intelext_setup()
596 	mtd->size = devsize * cfi->numchips;  in cfi_intelext_setup()
598 	mtd->numeraseregions = cfi->cfiq->NumEraseRegions * cfi->numchips;  in cfi_intelext_setup()
599 	mtd->eraseregions = kmalloc(sizeof(struct mtd_erase_region_info)  in cfi_intelext_setup()
600 			* mtd->numeraseregions, GFP_KERNEL);  in cfi_intelext_setup()
601 	if (!mtd->eraseregions)  in cfi_intelext_setup()
609 		if (mtd->erasesize < ersize) {  in cfi_intelext_setup()
610 			mtd->erasesize = ersize;  in cfi_intelext_setup()
613 			mtd->eraseregions[(j*cfi->cfiq->NumEraseRegions)+i].offset = (j*devsize)+offset;  in cfi_intelext_setup()
614 			mtd->eraseregions[(j*cfi->cfiq->NumEraseRegions)+i].erasesize = ersize;  in cfi_intelext_setup()
615 			mtd->eraseregions[(j*cfi->cfiq->NumEraseRegions)+i].numblocks = ernum;  in cfi_intelext_setup()
616 			mtd->eraseregions[(j*cfi->cfiq->NumEraseRegions)+i].lockmap = kmalloc(ernum / 8 + 1, GFP_KERNEL);  in cfi_intelext_setup()
627 	for (i=0; i<mtd->numeraseregions;i++){  in cfi_intelext_setup()
629 		       i,(unsigned long long)mtd->eraseregions[i].offset,  in cfi_intelext_setup()
630 		       mtd->eraseregions[i].erasesize,  in cfi_intelext_setup()
631 		       mtd->eraseregions[i].numblocks);  in cfi_intelext_setup()
635 	mtd->_read_fact_prot_reg = cfi_intelext_read_fact_prot_reg;  in cfi_intelext_setup()
636 	mtd->_read_user_prot_reg = cfi_intelext_read_user_prot_reg;  in cfi_intelext_setup()
637 	mtd->_write_user_prot_reg = cfi_intelext_write_user_prot_reg;  in cfi_intelext_setup()
638 	mtd->_lock_user_prot_reg = cfi_intelext_lock_user_prot_reg;  in cfi_intelext_setup()
639 	mtd->_get_fact_prot_info = cfi_intelext_get_fact_prot_info;  in cfi_intelext_setup()
640 	mtd->_get_user_prot_info = cfi_intelext_get_user_prot_info;  in cfi_intelext_setup()
645 	if (cfi_intelext_partition_fixup(mtd, &cfi) != 0)  in cfi_intelext_setup()
649 	register_reboot_notifier(&mtd->reboot_notifier);  in cfi_intelext_setup()
650 	return mtd;  in cfi_intelext_setup()
653 	kfree(mtd->eraseregions);  in cfi_intelext_setup()
654 	kfree(mtd);  in cfi_intelext_setup()
659 static int cfi_intelext_partition_fixup(struct mtd_info *mtd,  in cfi_intelext_partition_fixup()  argument
662 	struct map_info *map = mtd->priv;  in cfi_intelext_partition_fixup()
717 			mtd->writesize = cfi->interleave << prinfo->ProgRegShift;  in cfi_intelext_partition_fixup()
718 			mtd->flags &= ~MTD_BIT_WRITEABLE;  in cfi_intelext_partition_fixup()
720 			       map->name, mtd->writesize,  in cfi_intelext_partition_fixup()
732 		if ((1 << partshift) < mtd->erasesize) {  in cfi_intelext_partition_fixup()
1348 static int cfi_intelext_point(struct mtd_info *mtd, loff_t from, size_t len,  in cfi_intelext_point()  argument
1351 	struct map_info *map = mtd->priv;  in cfi_intelext_point()
1401 static int cfi_intelext_unpoint(struct mtd_info *mtd, loff_t from, size_t len)  in cfi_intelext_unpoint()  argument
1403 	struct map_info *map = mtd->priv;  in cfi_intelext_unpoint()
1480 static int cfi_intelext_read (struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char…  in cfi_intelext_read()  argument
1482 	struct map_info *map = mtd->priv;  in cfi_intelext_read()
1592 static int cfi_intelext_write_words (struct mtd_info *mtd, loff_t to , size_t len, size_t *retlen, …  in cfi_intelext_write_words()  argument
1594 	struct map_info *map = mtd->priv;  in cfi_intelext_write_words()
1837 static int cfi_intelext_writev (struct mtd_info *mtd, const struct kvec *vecs,  in cfi_intelext_writev()  argument
1840 	struct map_info *map = mtd->priv;  in cfi_intelext_writev()
1889 static int cfi_intelext_write_buffers (struct mtd_info *mtd, loff_t to,  in cfi_intelext_write_buffers()  argument
1897 	return cfi_intelext_writev(mtd, &vec, 1, to, retlen);  in cfi_intelext_write_buffers()
1988 static int cfi_intelext_erase_varsize(struct mtd_info *mtd, struct erase_info *instr)  in cfi_intelext_erase_varsize()  argument
1996 	ret = cfi_varsize_frob(mtd, do_erase_oneblock, ofs, len, NULL);  in cfi_intelext_erase_varsize()
2006 static void cfi_intelext_sync (struct mtd_info *mtd)  in cfi_intelext_sync()  argument
2008 	struct map_info *map = mtd->priv;  in cfi_intelext_sync()
2139 static int cfi_intelext_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len)  in cfi_intelext_lock()  argument
2146 	cfi_varsize_frob(mtd, do_printlockstatus_oneblock,  in cfi_intelext_lock()
2150 	ret = cfi_varsize_frob(mtd, do_xxlock_oneblock,  in cfi_intelext_lock()
2156 	cfi_varsize_frob(mtd, do_printlockstatus_oneblock,  in cfi_intelext_lock()
2163 static int cfi_intelext_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)  in cfi_intelext_unlock()  argument
2170 	cfi_varsize_frob(mtd, do_printlockstatus_oneblock,  in cfi_intelext_unlock()
2174 	ret = cfi_varsize_frob(mtd, do_xxlock_oneblock,  in cfi_intelext_unlock()
2180 	cfi_varsize_frob(mtd, do_printlockstatus_oneblock,  in cfi_intelext_unlock()
2187 static int cfi_intelext_is_locked(struct mtd_info *mtd, loff_t ofs,  in cfi_intelext_is_locked()  argument
2190 	return cfi_varsize_frob(mtd, do_getlockstatus_oneblock,  in cfi_intelext_is_locked()
2274 static int cfi_intelext_otp_walk(struct mtd_info *mtd, loff_t from, size_t len,  in cfi_intelext_otp_walk()  argument
2278 	struct map_info *map = mtd->priv;  in cfi_intelext_otp_walk()
2408 static int cfi_intelext_read_fact_prot_reg(struct mtd_info *mtd, loff_t from,  in cfi_intelext_read_fact_prot_reg()  argument
2412 	return cfi_intelext_otp_walk(mtd, from, len, retlen,  in cfi_intelext_read_fact_prot_reg()
2416 static int cfi_intelext_read_user_prot_reg(struct mtd_info *mtd, loff_t from,  in cfi_intelext_read_user_prot_reg()  argument
2420 	return cfi_intelext_otp_walk(mtd, from, len, retlen,  in cfi_intelext_read_user_prot_reg()
2424 static int cfi_intelext_write_user_prot_reg(struct mtd_info *mtd, loff_t from,  in cfi_intelext_write_user_prot_reg()  argument
2428 	return cfi_intelext_otp_walk(mtd, from, len, retlen,  in cfi_intelext_write_user_prot_reg()
2432 static int cfi_intelext_lock_user_prot_reg(struct mtd_info *mtd,  in cfi_intelext_lock_user_prot_reg()  argument
2436 	return cfi_intelext_otp_walk(mtd, from, len, &retlen,  in cfi_intelext_lock_user_prot_reg()
2440 static int cfi_intelext_get_fact_prot_info(struct mtd_info *mtd, size_t len,  in cfi_intelext_get_fact_prot_info()  argument
2444 	return cfi_intelext_otp_walk(mtd, 0, len, retlen, (u_char *)buf,  in cfi_intelext_get_fact_prot_info()
2448 static int cfi_intelext_get_user_prot_info(struct mtd_info *mtd, size_t len,  in cfi_intelext_get_user_prot_info()  argument
2451 	return cfi_intelext_otp_walk(mtd, 0, len, retlen, (u_char *)buf,  in cfi_intelext_get_user_prot_info()
2457 static void cfi_intelext_save_locks(struct mtd_info *mtd)  in cfi_intelext_save_locks()  argument
2464 	for (i = 0; i < mtd->numeraseregions; i++) {  in cfi_intelext_save_locks()
2465 		region = &mtd->eraseregions[i];  in cfi_intelext_save_locks()
2473 			status = cfi_varsize_frob(mtd,  in cfi_intelext_save_locks()
2483 static int cfi_intelext_suspend(struct mtd_info *mtd)  in cfi_intelext_suspend()  argument
2485 	struct map_info *map = mtd->priv;  in cfi_intelext_suspend()
2492 	if ((mtd->flags & MTD_POWERUP_LOCK)  in cfi_intelext_suspend()
2494 		cfi_intelext_save_locks(mtd);  in cfi_intelext_suspend()
2557 static void cfi_intelext_restore_locks(struct mtd_info *mtd)  in cfi_intelext_restore_locks()  argument
2564 	for (i = 0; i < mtd->numeraseregions; i++) {  in cfi_intelext_restore_locks()
2565 		region = &mtd->eraseregions[i];  in cfi_intelext_restore_locks()
2572 			cfi_intelext_unlock(mtd, adr, len);  in cfi_intelext_restore_locks()
2577 static void cfi_intelext_resume(struct mtd_info *mtd)  in cfi_intelext_resume()  argument
2579 	struct map_info *map = mtd->priv;  in cfi_intelext_resume()
2594 			fixup_LH28F640BF(mtd);  in cfi_intelext_resume()
2603 	if ((mtd->flags & MTD_POWERUP_LOCK)  in cfi_intelext_resume()
2605 		cfi_intelext_restore_locks(mtd);  in cfi_intelext_resume()
2608 static int cfi_intelext_reset(struct mtd_info *mtd)  in cfi_intelext_reset()  argument
2610 	struct map_info *map = mtd->priv;  in cfi_intelext_reset()
2636 	struct mtd_info *mtd;  in cfi_intelext_reboot()  local
2638 	mtd = container_of(nb, struct mtd_info, reboot_notifier);  in cfi_intelext_reboot()
2639 	cfi_intelext_reset(mtd);  in cfi_intelext_reboot()
2643 static void cfi_intelext_destroy(struct mtd_info *mtd)  in cfi_intelext_destroy()  argument
2645 	struct map_info *map = mtd->priv;  in cfi_intelext_destroy()
2649 	cfi_intelext_reset(mtd);  in cfi_intelext_destroy()
2650 	unregister_reboot_notifier(&mtd->reboot_notifier);  in cfi_intelext_destroy()
2655 	for (i = 0; i < mtd->numeraseregions; i++) {  in cfi_intelext_destroy()
2656 		region = &mtd->eraseregions[i];  in cfi_intelext_destroy()
2659 	kfree(mtd->eraseregions);  in cfi_intelext_destroy()