nand/onenand/onenand_base.c

39 /* Default Flex-OneNAND boundary and lock respectively */
45 				"DIE_BDRY: SLC boundary of the die"
46 				"LOCK: Locking information for SLC boundary"
47 				"    : 0->Set boundary in unlocked status"
48 				"    : 1->Set boundary in locked status");
303 	unsigned boundary, blk, die = 0;
310 	boundary = this->boundary[die];
313 	if (blk > boundary)
314 		blk = (blk + boundary + 1) >> 1;
337 	int die = 0, boundary;
345 	boundary = this->boundary[die];
347 	if (block > (boundary + 1))
348 		ofs += (loff_t)(block - boundary - 1) << (this->erase_shift - 1);
1226 	int ret = 0, boundary = 0;
1270 			 * Chip boundary handling in DDP
1277 				boundary = 1;
1279 				boundary = 0;
1304 		if (unlikely(boundary))
2203 		/* do not cross chip boundary */
2364 		/* Start address within region must align on block boundary.
2371 	/* Start address must align on block boundary */
2377 	/* Length must align on block boundary */
3060 	/* Check User/Factory boundary */
3391  * flexonenand_get_boundary	- Reads the SLC boundary
3416 		this->boundary[die] = bdry & FLEXONENAND_PI_MASK;
3421 		printk(KERN_INFO "Die %d boundary: %d%s\n", die,
3422 		       this->boundary[die], locked ? "(Locked)" : "(Unlocked)");
3432  * 			  boundary[], diesize[], mtd->size, mtd->erasesize
3450 	/* This fills up the device boundary */
3455 		if (!die || this->boundary[die-1] != maxbdry) {
3460 							this->boundary[die] + 1;
3466 							this->boundary[die] + 1;
3467 			ofs += (this->boundary[die] + 1) << (eraseshift - 1);
3469 		if (this->boundary[die] != maxbdry) {
3474 							 this->boundary[die];
3496 		this->diesize[die] -= (loff_t)(this->boundary[die] + 1)
3560  * flexonenand_set_boundary	- Writes the SLC boundary
3563 				    int boundary, int lock)
3573 	/* boundary value of -1 indicates no required change */
3574 	if (boundary < 0 || boundary == this->boundary[die])
3581 	if (boundary >= blksperdie) {
3582 		printk(KERN_ERR "%s: Invalid boundary value. "
3588 	old = this->boundary[die] + (die * this->density_mask);
3589 	new = boundary + (die * this->density_mask);
3593 				"before boundary change\n", __func__);
3600 	/* Check is boundary is locked */
3606 		printk(KERN_ERR "%s: boundary locked\n", __func__);
3611 	printk(KERN_INFO "Changing die %d boundary: %d%s\n",
3612 			die, boundary, lock ? "(Locked)" : "(Unlocked)");
3616 	boundary &= FLEXONENAND_PI_MASK;
3617 	boundary |= lock ? 0 : (3 << FLEXONENAND_PI_UNLOCK_SHIFT);
3627 	this->write_word(boundary, this->base + ONENAND_DATARAM);
3642 		/* Recalculate device size on boundary change*/