|
|
@@ -60,7 +60,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
break;
|
|
|
touch_softlockup_watchdog();
|
|
|
} while (time_before(jiffies, timeo));
|
|
|
-@@ -1016,7 +1028,15 @@ static void panic_nand_wait(struct mtd_i
|
|
|
+@@ -1021,7 +1033,15 @@ static void panic_nand_wait(struct mtd_i
|
|
|
if (chip->dev_ready(mtd))
|
|
|
break;
|
|
|
} else {
|
|
|
@@ -77,7 +77,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
break;
|
|
|
}
|
|
|
mdelay(1);
|
|
|
-@@ -1033,8 +1053,9 @@ static void panic_nand_wait(struct mtd_i
|
|
|
+@@ -1038,8 +1058,9 @@ static void panic_nand_wait(struct mtd_i
|
|
|
static int nand_wait(struct mtd_info *mtd, struct nand_chip *chip)
|
|
|
{
|
|
|
|
|
|
@@ -88,7 +88,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
/*
|
|
|
* Apply this short delay always to ensure that we do wait tWB in any
|
|
|
-@@ -1042,7 +1063,9 @@ static int nand_wait(struct mtd_info *mt
|
|
|
+@@ -1047,7 +1068,9 @@ static int nand_wait(struct mtd_info *mt
|
|
|
*/
|
|
|
ndelay(100);
|
|
|
|
|
|
@@ -99,7 +99,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
if (in_interrupt() || oops_in_progress)
|
|
|
panic_nand_wait(mtd, chip, timeo);
|
|
|
-@@ -1053,14 +1076,22 @@ static int nand_wait(struct mtd_info *mt
|
|
|
+@@ -1058,14 +1081,22 @@ static int nand_wait(struct mtd_info *mt
|
|
|
if (chip->dev_ready(mtd))
|
|
|
break;
|
|
|
} else {
|
|
|
@@ -124,7 +124,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
/* This can happen if in case of timeout or buggy dev_ready */
|
|
|
WARN_ON(!(status & NAND_STATUS_READY));
|
|
|
return status;
|
|
|
-@@ -1215,6 +1246,516 @@ static void nand_release_data_interface(
|
|
|
+@@ -1220,6 +1251,516 @@ static void nand_release_data_interface(
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
@@ -641,7 +641,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
* nand_reset - Reset and initialize a NAND device
|
|
|
* @chip: The NAND chip
|
|
|
* @chipnr: Internal die id
|
|
|
-@@ -1235,8 +1776,10 @@ int nand_reset(struct nand_chip *chip, i
|
|
|
+@@ -1240,8 +1781,10 @@ int nand_reset(struct nand_chip *chip, i
|
|
|
* interface settings, hence this weird ->select_chip() dance.
|
|
|
*/
|
|
|
chip->select_chip(mtd, chipnr);
|
|
|
@@ -653,7 +653,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
chip->select_chip(mtd, chipnr);
|
|
|
ret = nand_setup_data_interface(chip, chipnr);
|
|
|
-@@ -1392,9 +1935,19 @@ EXPORT_SYMBOL(nand_check_erased_ecc_chun
|
|
|
+@@ -1397,9 +1940,19 @@ EXPORT_SYMBOL(nand_check_erased_ecc_chun
|
|
|
int nand_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
|
|
|
uint8_t *buf, int oob_required, int page)
|
|
|
{
|
|
|
@@ -676,7 +676,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
return 0;
|
|
|
}
|
|
|
EXPORT_SYMBOL(nand_read_page_raw);
|
|
|
-@@ -1416,29 +1969,46 @@ static int nand_read_page_raw_syndrome(s
|
|
|
+@@ -1421,29 +1974,46 @@ static int nand_read_page_raw_syndrome(s
|
|
|
int eccsize = chip->ecc.size;
|
|
|
int eccbytes = chip->ecc.bytes;
|
|
|
uint8_t *oob = chip->oob_poi;
|
|
|
@@ -730,7 +730,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
return 0;
|
|
|
}
|
|
|
-@@ -1527,7 +2097,9 @@ static int nand_read_subpage(struct mtd_
|
|
|
+@@ -1532,7 +2102,9 @@ static int nand_read_subpage(struct mtd_
|
|
|
chip->cmdfunc(mtd, NAND_CMD_RNDOUT, data_col_addr, -1);
|
|
|
|
|
|
p = bufpoi + data_col_addr;
|
|
|
@@ -741,7 +741,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
/* Calculate ECC */
|
|
|
for (i = 0; i < eccfrag_len ; i += chip->ecc.bytes, p += chip->ecc.size)
|
|
|
-@@ -1545,8 +2117,11 @@ static int nand_read_subpage(struct mtd_
|
|
|
+@@ -1550,8 +2122,11 @@ static int nand_read_subpage(struct mtd_
|
|
|
gaps = 1;
|
|
|
|
|
|
if (gaps) {
|
|
|
@@ -755,7 +755,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
} else {
|
|
|
/*
|
|
|
* Send the command to read the particular ECC bytes take care
|
|
|
-@@ -1560,9 +2135,12 @@ static int nand_read_subpage(struct mtd_
|
|
|
+@@ -1565,9 +2140,12 @@ static int nand_read_subpage(struct mtd_
|
|
|
(busw - 1))
|
|
|
aligned_len++;
|
|
|
|
|
|
@@ -771,7 +771,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
}
|
|
|
|
|
|
ret = mtd_ooblayout_get_eccbytes(mtd, chip->buffers->ecccode,
|
|
|
-@@ -1619,10 +2197,17 @@ static int nand_read_page_hwecc(struct m
|
|
|
+@@ -1624,10 +2202,17 @@ static int nand_read_page_hwecc(struct m
|
|
|
|
|
|
for (i = 0; eccsteps; eccsteps--, i += eccbytes, p += eccsize) {
|
|
|
chip->ecc.hwctl(mtd, NAND_ECC_READ);
|
|
|
@@ -791,7 +791,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
ret = mtd_ooblayout_get_eccbytes(mtd, ecc_code, chip->oob_poi, 0,
|
|
|
chip->ecc.total);
|
|
|
-@@ -1681,9 +2266,13 @@ static int nand_read_page_hwecc_oob_firs
|
|
|
+@@ -1686,9 +2271,13 @@ static int nand_read_page_hwecc_oob_firs
|
|
|
unsigned int max_bitflips = 0;
|
|
|
|
|
|
/* Read the OOB area first */
|
|
|
@@ -808,7 +808,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
ret = mtd_ooblayout_get_eccbytes(mtd, ecc_code, chip->oob_poi, 0,
|
|
|
chip->ecc.total);
|
|
|
-@@ -1694,7 +2283,11 @@ static int nand_read_page_hwecc_oob_firs
|
|
|
+@@ -1699,7 +2288,11 @@ static int nand_read_page_hwecc_oob_firs
|
|
|
int stat;
|
|
|
|
|
|
chip->ecc.hwctl(mtd, NAND_ECC_READ);
|
|
|
@@ -821,7 +821,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
chip->ecc.calculate(mtd, p, &ecc_calc[i]);
|
|
|
|
|
|
stat = chip->ecc.correct(mtd, p, &ecc_code[i], NULL);
|
|
|
-@@ -1731,7 +2324,7 @@ static int nand_read_page_hwecc_oob_firs
|
|
|
+@@ -1736,7 +2329,7 @@ static int nand_read_page_hwecc_oob_firs
|
|
|
static int nand_read_page_syndrome(struct mtd_info *mtd, struct nand_chip *chip,
|
|
|
uint8_t *buf, int oob_required, int page)
|
|
|
{
|
|
|
@@ -830,7 +830,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
int eccbytes = chip->ecc.bytes;
|
|
|
int eccsteps = chip->ecc.steps;
|
|
|
int eccpadbytes = eccbytes + chip->ecc.prepad + chip->ecc.postpad;
|
|
|
-@@ -1743,21 +2336,36 @@ static int nand_read_page_syndrome(struc
|
|
|
+@@ -1748,21 +2341,36 @@ static int nand_read_page_syndrome(struc
|
|
|
int stat;
|
|
|
|
|
|
chip->ecc.hwctl(mtd, NAND_ECC_READ);
|
|
|
@@ -871,7 +871,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
oob += chip->ecc.postpad;
|
|
|
}
|
|
|
|
|
|
-@@ -1781,8 +2389,11 @@ static int nand_read_page_syndrome(struc
|
|
|
+@@ -1786,8 +2394,11 @@ static int nand_read_page_syndrome(struc
|
|
|
|
|
|
/* Calculate remaining oob bytes */
|
|
|
i = mtd->oobsize - (oob - chip->oob_poi);
|
|
|
@@ -885,7 +885,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
return max_bitflips;
|
|
|
}
|
|
|
-@@ -1903,8 +2514,11 @@ static int nand_do_read_ops(struct mtd_i
|
|
|
+@@ -1908,8 +2519,11 @@ static int nand_do_read_ops(struct mtd_i
|
|
|
__func__, buf);
|
|
|
|
|
|
read_retry:
|
|
|
@@ -899,7 +899,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
/*
|
|
|
* Now read the page into the buffer. Absent an error,
|
|
|
-@@ -2063,9 +2677,7 @@ static int nand_read(struct mtd_info *mt
|
|
|
+@@ -2068,9 +2682,7 @@ static int nand_read(struct mtd_info *mt
|
|
|
*/
|
|
|
int nand_read_oob_std(struct mtd_info *mtd, struct nand_chip *chip, int page)
|
|
|
{
|
|
|
@@ -910,7 +910,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
}
|
|
|
EXPORT_SYMBOL(nand_read_oob_std);
|
|
|
|
|
|
-@@ -2083,25 +2695,43 @@ int nand_read_oob_syndrome(struct mtd_in
|
|
|
+@@ -2088,25 +2700,43 @@ int nand_read_oob_syndrome(struct mtd_in
|
|
|
int chunk = chip->ecc.bytes + chip->ecc.prepad + chip->ecc.postpad;
|
|
|
int eccsize = chip->ecc.size;
|
|
|
uint8_t *bufpoi = chip->oob_poi;
|
|
|
@@ -961,7 +961,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
return 0;
|
|
|
}
|
|
|
-@@ -2115,18 +2745,8 @@ EXPORT_SYMBOL(nand_read_oob_syndrome);
|
|
|
+@@ -2120,18 +2750,8 @@ EXPORT_SYMBOL(nand_read_oob_syndrome);
|
|
|
*/
|
|
|
int nand_write_oob_std(struct mtd_info *mtd, struct nand_chip *chip, int page)
|
|
|
{
|
|
|
@@ -982,7 +982,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
}
|
|
|
EXPORT_SYMBOL(nand_write_oob_std);
|
|
|
|
|
|
-@@ -2142,7 +2762,7 @@ int nand_write_oob_syndrome(struct mtd_i
|
|
|
+@@ -2147,7 +2767,7 @@ int nand_write_oob_syndrome(struct mtd_i
|
|
|
{
|
|
|
int chunk = chip->ecc.bytes + chip->ecc.prepad + chip->ecc.postpad;
|
|
|
int eccsize = chip->ecc.size, length = mtd->oobsize;
|
|
|
@@ -991,7 +991,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
const uint8_t *bufpoi = chip->oob_poi;
|
|
|
|
|
|
/*
|
|
|
-@@ -2156,7 +2776,10 @@ int nand_write_oob_syndrome(struct mtd_i
|
|
|
+@@ -2161,7 +2781,10 @@ int nand_write_oob_syndrome(struct mtd_i
|
|
|
} else
|
|
|
pos = eccsize;
|
|
|
|
|
|
@@ -1003,7 +1003,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
for (i = 0; i < steps; i++) {
|
|
|
if (sndcmd) {
|
|
|
if (mtd->writesize <= 512) {
|
|
|
-@@ -2165,28 +2788,40 @@ int nand_write_oob_syndrome(struct mtd_i
|
|
|
+@@ -2170,28 +2793,40 @@ int nand_write_oob_syndrome(struct mtd_i
|
|
|
len = eccsize;
|
|
|
while (len > 0) {
|
|
|
int num = min_t(int, len, 4);
|
|
|
@@ -1054,7 +1054,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
}
|
|
|
EXPORT_SYMBOL(nand_write_oob_syndrome);
|
|
|
|
|
|
-@@ -2341,9 +2976,18 @@ static int nand_read_oob(struct mtd_info
|
|
|
+@@ -2346,9 +2981,18 @@ static int nand_read_oob(struct mtd_info
|
|
|
int nand_write_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
|
|
|
const uint8_t *buf, int oob_required, int page)
|
|
|
{
|
|
|
@@ -1076,7 +1076,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
return 0;
|
|
|
}
|
|
|
-@@ -2367,29 +3011,46 @@ static int nand_write_page_raw_syndrome(
|
|
|
+@@ -2372,29 +3016,46 @@ static int nand_write_page_raw_syndrome(
|
|
|
int eccsize = chip->ecc.size;
|
|
|
int eccbytes = chip->ecc.bytes;
|
|
|
uint8_t *oob = chip->oob_poi;
|
|
|
@@ -1130,7 +1130,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
return 0;
|
|
|
}
|
|
|
-@@ -2443,7 +3104,11 @@ static int nand_write_page_hwecc(struct
|
|
|
+@@ -2448,7 +3109,11 @@ static int nand_write_page_hwecc(struct
|
|
|
|
|
|
for (i = 0; eccsteps; eccsteps--, i += eccbytes, p += eccsize) {
|
|
|
chip->ecc.hwctl(mtd, NAND_ECC_WRITE);
|
|
|
@@ -1143,7 +1143,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
chip->ecc.calculate(mtd, p, &ecc_calc[i]);
|
|
|
}
|
|
|
|
|
|
-@@ -2452,7 +3117,9 @@ static int nand_write_page_hwecc(struct
|
|
|
+@@ -2457,7 +3122,9 @@ static int nand_write_page_hwecc(struct
|
|
|
if (ret)
|
|
|
return ret;
|
|
|
|
|
|
@@ -1154,7 +1154,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
return 0;
|
|
|
}
|
|
|
-@@ -2488,7 +3155,9 @@ static int nand_write_subpage_hwecc(stru
|
|
|
+@@ -2493,7 +3160,9 @@ static int nand_write_subpage_hwecc(stru
|
|
|
chip->ecc.hwctl(mtd, NAND_ECC_WRITE);
|
|
|
|
|
|
/* write data (untouched subpages already masked by 0xFF) */
|
|
|
@@ -1165,7 +1165,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
/* mask ECC of un-touched subpages by padding 0xFF */
|
|
|
if ((step < start_step) || (step > end_step))
|
|
|
-@@ -2515,7 +3184,9 @@ static int nand_write_subpage_hwecc(stru
|
|
|
+@@ -2520,7 +3189,9 @@ static int nand_write_subpage_hwecc(stru
|
|
|
return ret;
|
|
|
|
|
|
/* write OOB buffer to NAND device */
|
|
|
@@ -1176,7 +1176,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
return 0;
|
|
|
}
|
|
|
-@@ -2542,31 +3213,49 @@ static int nand_write_page_syndrome(stru
|
|
|
+@@ -2547,31 +3218,49 @@ static int nand_write_page_syndrome(stru
|
|
|
int eccsteps = chip->ecc.steps;
|
|
|
const uint8_t *p = buf;
|
|
|
uint8_t *oob = chip->oob_poi;
|
|
|
@@ -1233,7 +1233,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
return 0;
|
|
|
}
|
|
|
-@@ -2594,8 +3283,11 @@ static int nand_write_page(struct mtd_in
|
|
|
+@@ -2599,8 +3288,11 @@ static int nand_write_page(struct mtd_in
|
|
|
else
|
|
|
subpage = 0;
|
|
|
|
|
|
@@ -1247,7 +1247,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
if (unlikely(raw))
|
|
|
status = chip->ecc.write_page_raw(mtd, chip, buf,
|
|
|
-@@ -2610,13 +3302,8 @@ static int nand_write_page(struct mtd_in
|
|
|
+@@ -2615,13 +3307,8 @@ static int nand_write_page(struct mtd_in
|
|
|
if (status < 0)
|
|
|
return status;
|
|
|
|
|
|
@@ -1263,7 +1263,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
|
|
|
return 0;
|
|
|
}
|
|
|
-@@ -2989,17 +3676,12 @@ out:
|
|
|
+@@ -2994,17 +3681,12 @@ out:
|
|
|
static int single_erase(struct mtd_info *mtd, int page)
|
|
|
{
|
|
|
struct nand_chip *chip = mtd_to_nand(mtd);
|
|
|
@@ -1284,7 +1284,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
-@@ -3226,22 +3908,12 @@ static int nand_max_bad_blocks(struct mt
|
|
|
+@@ -3231,22 +3913,12 @@ static int nand_max_bad_blocks(struct mt
|
|
|
static int nand_onfi_set_features(struct mtd_info *mtd, struct nand_chip *chip,
|
|
|
int addr, uint8_t *subfeature_param)
|
|
|
{
|
|
|
@@ -1308,7 +1308,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
-@@ -3254,17 +3926,12 @@ static int nand_onfi_set_features(struct
|
|
|
+@@ -3259,17 +3931,12 @@ static int nand_onfi_set_features(struct
|
|
|
static int nand_onfi_get_features(struct mtd_info *mtd, struct nand_chip *chip,
|
|
|
int addr, uint8_t *subfeature_param)
|
|
|
{
|
|
|
@@ -1327,7 +1327,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
-@@ -3407,12 +4074,11 @@ static u16 onfi_crc16(u16 crc, u8 const
|
|
|
+@@ -3412,12 +4079,11 @@ static u16 onfi_crc16(u16 crc, u8 const
|
|
|
static int nand_flash_detect_ext_param_page(struct nand_chip *chip,
|
|
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struct nand_onfi_params *p)
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{
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@@ -1341,7 +1341,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
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int len;
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int i;
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-@@ -3422,14 +4088,18 @@ static int nand_flash_detect_ext_param_p
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+@@ -3427,14 +4093,18 @@ static int nand_flash_detect_ext_param_p
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return -ENOMEM;
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/* Send our own NAND_CMD_PARAM. */
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@@ -1365,7 +1365,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
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if ((onfi_crc16(ONFI_CRC_BASE, ((uint8_t *)ep) + 2, len - 2)
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!= le16_to_cpu(ep->crc))) {
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pr_debug("fail in the CRC.\n");
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-@@ -3482,19 +4152,23 @@ static int nand_flash_detect_onfi(struct
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+@@ -3487,19 +4157,23 @@ static int nand_flash_detect_onfi(struct
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{
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struct mtd_info *mtd = nand_to_mtd(chip);
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struct nand_onfi_params *p = &chip->onfi_params;
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@@ -1397,7 +1397,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
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if (onfi_crc16(ONFI_CRC_BASE, (uint8_t *)p, 254) ==
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le16_to_cpu(p->crc)) {
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break;
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-@@ -3585,20 +4259,22 @@ static int nand_flash_detect_jedec(struc
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+@@ -3590,20 +4264,22 @@ static int nand_flash_detect_jedec(struc
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struct mtd_info *mtd = nand_to_mtd(chip);
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struct nand_jedec_params *p = &chip->jedec_params;
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struct jedec_ecc_info *ecc;
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@@ -1429,7 +1429,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
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if (onfi_crc16(ONFI_CRC_BASE, (uint8_t *)p, 510) ==
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le16_to_cpu(p->crc))
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-@@ -3877,8 +4553,7 @@ static int nand_detect(struct nand_chip
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+@@ -3882,8 +4558,7 @@ static int nand_detect(struct nand_chip
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{
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const struct nand_manufacturer *manufacturer;
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struct mtd_info *mtd = nand_to_mtd(chip);
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@@ -1439,7 +1439,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
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u8 *id_data = chip->id.data;
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u8 maf_id, dev_id;
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-@@ -3886,17 +4561,21 @@ static int nand_detect(struct nand_chip
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+@@ -3891,17 +4566,21 @@ static int nand_detect(struct nand_chip
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* Reset the chip, required by some chips (e.g. Micron MT29FxGxxxxx)
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* after power-up.
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*/
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@@ -1465,7 +1465,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
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/*
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* Try again to make sure, as some systems the bus-hold or other
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-@@ -3905,11 +4584,10 @@ static int nand_detect(struct nand_chip
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+@@ -3910,11 +4589,10 @@ static int nand_detect(struct nand_chip
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* not match, ignore the device completely.
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*/
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@@ -1480,7 +1480,7 @@ Date: Thu Nov 30 18:01:29 2017 +0100
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if (id_data[0] != maf_id || id_data[1] != dev_id) {
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pr_info("second ID read did not match %02x,%02x against %02x,%02x\n",
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-@@ -4233,15 +4911,16 @@ int nand_scan_ident(struct mtd_info *mtd
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+@@ -4238,15 +4916,16 @@ int nand_scan_ident(struct mtd_info *mtd
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/* Check for a chip array */
|
|
|
for (i = 1; i < maxchips; i++) {
|