Release 4.11 drivers/mtd/nand/mtk_ecc.h

/*
 * MTK SDG1 ECC controller
 *
 * Copyright (c) 2016 Mediatek
 * Authors:     Xiaolei Li              <xiaolei.li@mediatek.com>
 *              Jorge Ramirez-Ortiz     <jorge.ramirez-ortiz@linaro.org>
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 as published
 * by the Free Software Foundation.
 */

#ifndef __DRIVERS_MTD_NAND_MTK_ECC_H__

#define __DRIVERS_MTD_NAND_MTK_ECC_H__

#include <linux/types.h>


#define ECC_PARITY_BITS		(14)




enum mtk_ecc_mode {ECC_DMA_MODE = 0, ECC_NFI_MODE = 1};



enum mtk_ecc_operation {ECC_ENCODE, ECC_DECODE};

struct device_node;
struct mtk_ecc;


struct mtk_ecc_stats {
	
u32 corrected;
	
u32 bitflips;
	
u32 failed;
};


struct mtk_ecc_config {
	
enum mtk_ecc_operation op;
	
enum mtk_ecc_mode mode;
	
dma_addr_t addr;
	
u32 strength;
	
u32 sectors;
	
u32 len;
};

int mtk_ecc_encode(struct mtk_ecc *, struct mtk_ecc_config *, u8 *, u32);
void mtk_ecc_get_stats(struct mtk_ecc *, struct mtk_ecc_stats *, int);
int mtk_ecc_wait_done(struct mtk_ecc *, enum mtk_ecc_operation);
int mtk_ecc_enable(struct mtk_ecc *, struct mtk_ecc_config *);
void mtk_ecc_disable(struct mtk_ecc *);
void mtk_ecc_adjust_strength(u32 *);

struct mtk_ecc *of_mtk_ecc_get(struct device_node *);
void mtk_ecc_release(struct mtk_ecc *);

#endif
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Jorge Ramirez-Ortiz
168
100.00%
1
100.00%
Total
168
100.00%
1
100.00%
Directory: drivers/mtd/nand

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.