Release 4.12 include/linux/platform_data/elm.h
/*
* BCH Error Location Module
*
* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#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)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Ezequiel García | 20 | 100.00% | 1 | 100.00% |
| Total | 20 | 100.00% | 1 | 100.00% |
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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Ezequiel García | 29 | 100.00% | 1 | 100.00% |
| Total | 29 | 100.00% | 1 | 100.00% |
#endif /* CONFIG_MTD_NAND_ECC_BCH */
#endif /* __ELM_H */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Philip Avinash | 75 | 50.68% | 1 | 20.00% |
| Ezequiel García | 60 | 40.54% | 1 | 20.00% |
| Gupta Pekon | 12 | 8.11% | 2 | 40.00% |
| Daniel Mack | 1 | 0.68% | 1 | 20.00% |
| Total | 148 | 100.00% | 5 | 100.00% |
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