Contributors: 6
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Philip Avinash |
74 |
49.66% |
1 |
14.29% |
| Ezequiel García |
59 |
39.60% |
1 |
14.29% |
| Gupta Pekon |
12 |
8.05% |
2 |
28.57% |
| Thomas Gleixner |
2 |
1.34% |
1 |
14.29% |
| Daniel Mack |
1 |
0.67% |
1 |
14.29% |
| Miquel Raynal |
1 |
0.67% |
1 |
14.29% |
| Total |
149 |
|
7 |
|
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* BCH Error Location Module
*
* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
*/
#ifndef __ELM_H
#define __ELM_H
enum bch_ecc {
BCH4_ECC = 0,
BCH8_ECC,
BCH16_ECC,
};
/* ELM support 8 error syndrome process */
#define ERROR_VECTOR_MAX 8
/**
* struct elm_errorvec - error vector for elm
* @error_reported: set true for vectors error is reported
* @error_uncorrectable: number of uncorrectable errors
* @error_count: number of correctable errors in the sector
* @error_loc: buffer for error location
*
*/
struct elm_errorvec {
bool error_reported;
bool error_uncorrectable;
int error_count;
int error_loc[16];
};
#if IS_ENABLED(CONFIG_MTD_NAND_OMAP_BCH)
void elm_decode_bch_error_page(struct device *dev, u8 *ecc_calc,
struct elm_errorvec *err_vec);
int elm_config(struct device *dev, enum bch_ecc bch_type,
int ecc_steps, int ecc_step_size, int ecc_syndrome_size);
#else
static inline void
elm_decode_bch_error_page(struct device *dev, u8 *ecc_calc,
struct elm_errorvec *err_vec)
{
}
static inline int elm_config(struct device *dev, enum bch_ecc bch_type,
int ecc_steps, int ecc_step_size,
int ecc_syndrome_size)
{
return -ENOSYS;
}
#endif /* CONFIG_MTD_NAND_OMAP_BCH */
#endif /* __ELM_H */