229 	struct snand_mtd_dev *nand = mtd_to_snanddev(mtd);  in sfc_erase_mtd()  local
243 		ret = snanddev_bbt_get_block_status(nand, addr >> mtd->erasesize_shift);  in sfc_erase_mtd()
348 	struct snand_mtd_dev *nand = kzalloc(sizeof(*nand), GFP_KERNEL);  in sfc_nand_mtd_init()  local
350 	if (!nand) {  in sfc_nand_mtd_init()
355 	nand->snand = p_dev;  in sfc_nand_mtd_init()
357 	nand->mtd.name = "spi-nand0";  in sfc_nand_mtd_init()
358 	nand->mtd.type = MTD_NANDFLASH;  in sfc_nand_mtd_init()
359 	nand->mtd.writesize = p_dev->page_size * SFC_NAND_SECTOR_SIZE;  in sfc_nand_mtd_init()
360 	nand->mtd.flags = MTD_CAP_NANDFLASH;  in sfc_nand_mtd_init()
361 	nand->mtd.size = capacity;  in sfc_nand_mtd_init()
362 	nand->mtd._erase = sfc_erase_mtd;  in sfc_nand_mtd_init()
363 	nand->mtd._read = sfc_read_mtd;  in sfc_nand_mtd_init()
364 	nand->mtd._write = sfc_write_mtd;  in sfc_nand_mtd_init()
365 	nand->mtd._block_isbad = sfc_isbad_mtd;  in sfc_nand_mtd_init()
366 	nand->mtd._block_markbad = sfc_markbad_mtd;  in sfc_nand_mtd_init()
367 	nand->mtd.oobsize = 16 * p_dev->page_size;  in sfc_nand_mtd_init()
368 	nand->mtd.bitflip_threshold = 2;  in sfc_nand_mtd_init()
369 	nand->mtd.erasesize = p_dev->block_size * SFC_NAND_SECTOR_SIZE;  in sfc_nand_mtd_init()
370 	nand->mtd.writebufsize = p_dev->page_size * SFC_NAND_SECTOR_SIZE;  in sfc_nand_mtd_init()
371 	nand->mtd.erasesize_shift = ffs(nand->mtd.erasesize) - 1;  in sfc_nand_mtd_init()
372 	nand->mtd.erasesize_mask = (1 << nand->mtd.erasesize_shift) - 1;  in sfc_nand_mtd_init()
373 	nand->mtd.writesize_shift = ffs(nand->mtd.writesize) - 1;  in sfc_nand_mtd_init()
374 	nand->mtd.writesize_mask = (1 << nand->mtd.writesize_shift) - 1;  in sfc_nand_mtd_init()
375 	nand->mtd.bitflip_threshold = 1;  in sfc_nand_mtd_init()
376 	nand->mtd.priv = nand;  in sfc_nand_mtd_init()
377 	nand->lock = lock;  in sfc_nand_mtd_init()
378 	nand->dma_buf = kmalloc(SFC_NAND_PAGE_MAX_SIZE, GFP_KERNEL | GFP_DMA);  in sfc_nand_mtd_init()
379 	if (!nand->dma_buf) {  in sfc_nand_mtd_init()
385 	nand->bbt.option |= NANDDEV_BBT_USE_FLASH;  in sfc_nand_mtd_init()
386 	ret = snanddev_bbt_init(nand);  in sfc_nand_mtd_init()
407 	ret = mtd_device_register(&nand->mtd, nand_parts, part_num);  in sfc_nand_mtd_init()
416 	kfree(nand->dma_buf);  in sfc_nand_mtd_init()
418 	kfree(nand);  in sfc_nand_mtd_init()