* mtd: mtd info structure
* chip: nand chip info structure
* buf: buffer to store read data
+ * oob_required: caller expects OOB data read to chip->oob_poi
*/
-static int atmel_nand_read_page(struct mtd_info *mtd,
- struct nand_chip *chip, uint8_t *buf, int page)
+static int atmel_nand_read_page(struct mtd_info *mtd, struct nand_chip *chip,
+ uint8_t *buf, int oob_required, int page)
{
int eccsize = chip->ecc.size;
int eccbytes = chip->ecc.bytes;
/* ---- Private Function Prototypes -------------------------------------- */
static int bcm_umi_bch_read_page_hwecc(struct mtd_info *mtd,
- struct nand_chip *chip, uint8_t *buf, int page);
+ struct nand_chip *chip, uint8_t *buf, int oob_required, int page);
static void bcm_umi_bch_write_page_hwecc(struct mtd_info *mtd,
- struct nand_chip *chip, const uint8_t *buf);
+ struct nand_chip *chip, const uint8_t *buf, int oob_required);
/* ---- Private Variables ------------------------------------------------ */
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: buffer to store read data
+* @oob_required: caller expects OOB data read to chip->oob_poi
*
***************************************************************************/
static int bcm_umi_bch_read_page_hwecc(struct mtd_info *mtd,
struct nand_chip *chip, uint8_t * buf,
- int page)
+ int oob_required, int page)
{
int sectorIdx = 0;
int eccsize = chip->ecc.size;
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: data buffer
+* @oob_required: must write chip->oob_poi to OOB
*
***************************************************************************/
static void bcm_umi_bch_write_page_hwecc(struct mtd_info *mtd,
- struct nand_chip *chip, const uint8_t *buf)
+ struct nand_chip *chip, const uint8_t *buf, int oob_required)
{
int sectorIdx = 0;
int eccsize = chip->ecc.size;
* for MLC parts which may have permanently stuck bits.
*/
struct nand_chip *chip = mtd->priv;
- int ret = chip->ecc.read_page(mtd, chip, readbackbuf, 0);
+ int ret = chip->ecc.read_page(mtd, chip, readbackbuf, 0, 0);
if (ret < 0)
return -EFAULT;
else {
}
static int bf5xx_nand_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
bf5xx_nand_read_buf(mtd, buf, mtd->writesize);
bf5xx_nand_read_buf(mtd, chip->oob_poi, mtd->oobsize);
}
static void bf5xx_nand_write_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf)
+ const uint8_t *buf, int oob_required)
{
bf5xx_nand_write_buf(mtd, buf, mtd->writesize);
bf5xx_nand_write_buf(mtd, chip->oob_poi, mtd->oobsize);
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: buffer to store read data
+ * @oob_required: caller expects OOB data read to chip->oob_poi
*
* The hw generator calculates the error syndrome automatically. Therefor
* we need a special oob layout and handling.
*/
static int cafe_nand_read_page(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
struct cafe_priv *cafe = mtd->priv;
unsigned int max_bitflips = 0;
static void cafe_nand_write_page_lowlevel(struct mtd_info *mtd,
- struct nand_chip *chip, const uint8_t *buf)
+ struct nand_chip *chip,
+ const uint8_t *buf, int oob_required)
{
struct cafe_priv *cafe = mtd->priv;
}
static int cafe_nand_write_page(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf, int page, int cached, int raw)
+ const uint8_t *buf, int oob_required, int page,
+ int cached, int raw)
{
int status;
chip->cmdfunc(mtd, NAND_CMD_SEQIN, 0x00, page);
if (unlikely(raw))
- chip->ecc.write_page_raw(mtd, chip, buf);
+ chip->ecc.write_page_raw(mtd, chip, buf, oob_required);
else
- chip->ecc.write_page(mtd, chip, buf);
+ chip->ecc.write_page(mtd, chip, buf, oob_required);
/*
* Cached progamming disabled for now, Not sure if its worth the
* by write_page above.
* */
static void denali_write_page(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf)
+ const uint8_t *buf, int oob_required)
{
/* for regular page writes, we let HW handle all the ECC
* data written to the device. */
* write_page() function above.
*/
static void denali_write_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf)
+ const uint8_t *buf, int oob_required)
{
/* for raw page writes, we want to disable ECC and simply write
whatever data is in the buffer. */
}
static int denali_read_page(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
unsigned int max_bitflips;
struct denali_nand_info *denali = mtd_to_denali(mtd);
}
static int denali_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
struct denali_nand_info *denali = mtd_to_denali(mtd);
static int docg4_read_page_raw(struct mtd_info *mtd, struct nand_chip *nand,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
return read_page(mtd, nand, buf, page, false);
}
static int docg4_read_page(struct mtd_info *mtd, struct nand_chip *nand,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
return read_page(mtd, nand, buf, page, true);
}
}
static void docg4_write_page_raw(struct mtd_info *mtd, struct nand_chip *nand,
- const uint8_t *buf)
+ const uint8_t *buf, int oob_required)
{
return write_page(mtd, nand, buf, false);
}
static void docg4_write_page(struct mtd_info *mtd, struct nand_chip *nand,
- const uint8_t *buf)
+ const uint8_t *buf, int oob_required)
{
return write_page(mtd, nand, buf, true);
}
return -ENOMEM;
read_page_prologue(mtd, g4_addr);
- status = docg4_read_page(mtd, nand, buf, DOCG4_FACTORY_BBT_PAGE);
+ status = docg4_read_page(mtd, nand, buf, 0, DOCG4_FACTORY_BBT_PAGE);
if (status)
goto exit;
/* write first page of block */
write_page_prologue(mtd, g4_addr);
- docg4_write_page(mtd, nand, buf);
+ docg4_write_page(mtd, nand, buf, 1);
ret = pageprog(mtd);
if (!ret)
mtd->ecc_stats.badblocks++;
return 0;
}
-static int fsl_elbc_read_page(struct mtd_info *mtd,
- struct nand_chip *chip,
- uint8_t *buf,
- int page)
+static int fsl_elbc_read_page(struct mtd_info *mtd, struct nand_chip *chip,
+ uint8_t *buf, int oob_required, int page)
{
struct fsl_elbc_mtd *priv = chip->priv;
struct fsl_lbc_ctrl *ctrl = priv->ctrl;
/* ECC will be calculated automatically, and errors will be detected in
* waitfunc.
*/
-static void fsl_elbc_write_page(struct mtd_info *mtd,
- struct nand_chip *chip,
- const uint8_t *buf)
+static void fsl_elbc_write_page(struct mtd_info *mtd, struct nand_chip *chip,
+ const uint8_t *buf, int oob_required)
{
fsl_elbc_write_buf(mtd, buf, mtd->writesize);
fsl_elbc_write_buf(mtd, chip->oob_poi, mtd->oobsize);
return nand_fsr | NAND_STATUS_WP;
}
-static int fsl_ifc_read_page(struct mtd_info *mtd,
- struct nand_chip *chip,
- uint8_t *buf, int page)
+static int fsl_ifc_read_page(struct mtd_info *mtd, struct nand_chip *chip,
+ uint8_t *buf, int oob_required, int page)
{
struct fsl_ifc_mtd *priv = chip->priv;
struct fsl_ifc_ctrl *ctrl = priv->ctrl;
/* ECC will be calculated automatically, and errors will be detected in
* waitfunc.
*/
-static void fsl_ifc_write_page(struct mtd_info *mtd,
- struct nand_chip *chip,
- const uint8_t *buf)
+static void fsl_ifc_write_page(struct mtd_info *mtd, struct nand_chip *chip,
+ const uint8_t *buf, int oob_required)
{
fsl_ifc_write_buf(mtd, buf, mtd->writesize);
fsl_ifc_write_buf(mtd, chip->oob_poi, mtd->oobsize);
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: buffer to store read data
+ * @oob_required: caller expects OOB data read to chip->oob_poi
* @page: page number to read
*
* This routine is needed for fsmc version 8 as reading from NAND chip has to be
* max of 8 bits)
*/
static int fsmc_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
struct fsmc_nand_data *host = container_of(mtd,
struct fsmc_nand_data, mtd);
}
static int gpmi_ecc_read_page(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
struct gpmi_nand_data *this = chip->priv;
struct bch_geometry *nfc_geo = &this->bch_geometry;
return ret;
}
-static void gpmi_ecc_write_page(struct mtd_info *mtd,
- struct nand_chip *chip, const uint8_t *buf)
+static void gpmi_ecc_write_page(struct mtd_info *mtd, struct nand_chip *chip,
+ const uint8_t *buf, int oob_required)
{
struct gpmi_nand_data *this = chip->priv;
struct bch_geometry *nfc_geo = &this->bch_geometry;
/* Write the first page of the current stride. */
dev_dbg(dev, "Writing an NCB fingerprint in page 0x%x\n", page);
chip->cmdfunc(mtd, NAND_CMD_SEQIN, 0x00, page);
- chip->ecc.write_page_raw(mtd, chip, buffer);
+ chip->ecc.write_page_raw(mtd, chip, buffer, 0);
chip->cmdfunc(mtd, NAND_CMD_PAGEPROG, -1, -1);
/* Wait for the write to finish. */
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: buffer to store read data
+ * @oob_required: caller requires OOB data read to chip->oob_poi
* @page: page number to read
*
* Not for syndrome calculating ECC controllers, which use a special oob layout.
*/
static int nand_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
chip->read_buf(mtd, buf, mtd->writesize);
chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: buffer to store read data
+ * @oob_required: caller requires OOB data read to chip->oob_poi
* @page: page number to read
*
* We need a special oob layout and handling even when OOB isn't used.
*/
static int nand_read_page_raw_syndrome(struct mtd_info *mtd,
- struct nand_chip *chip,
- uint8_t *buf, int page)
+ struct nand_chip *chip, uint8_t *buf,
+ int oob_required, int page)
{
int eccsize = chip->ecc.size;
int eccbytes = chip->ecc.bytes;
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: buffer to store read data
+ * @oob_required: caller requires OOB data read to chip->oob_poi
* @page: page number to read
*/
static int nand_read_page_swecc(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
int i, eccsize = chip->ecc.size;
int eccbytes = chip->ecc.bytes;
uint32_t *eccpos = chip->ecc.layout->eccpos;
unsigned int max_bitflips = 0;
- chip->ecc.read_page_raw(mtd, chip, buf, page);
+ chip->ecc.read_page_raw(mtd, chip, buf, 1, page);
for (i = 0; eccsteps; eccsteps--, i += eccbytes, p += eccsize)
chip->ecc.calculate(mtd, p, &ecc_calc[i]);
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: buffer to store read data
+ * @oob_required: caller requires OOB data read to chip->oob_poi
* @page: page number to read
*
* Not for syndrome calculating ECC controllers which need a special oob layout.
*/
static int nand_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
int i, eccsize = chip->ecc.size;
int eccbytes = chip->ecc.bytes;
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: buffer to store read data
+ * @oob_required: caller requires OOB data read to chip->oob_poi
* @page: page number to read
*
* Hardware ECC for large page chips, require OOB to be read first. For this
* the data area, by overwriting the NAND manufacturer bad block markings.
*/
static int nand_read_page_hwecc_oob_first(struct mtd_info *mtd,
- struct nand_chip *chip, uint8_t *buf, int page)
+ struct nand_chip *chip, uint8_t *buf, int oob_required, int page)
{
int i, eccsize = chip->ecc.size;
int eccbytes = chip->ecc.bytes;
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: buffer to store read data
+ * @oob_required: caller requires OOB data read to chip->oob_poi
* @page: page number to read
*
* The hw generator calculates the error syndrome automatically. Therefore we
* need a special oob layout and handling.
*/
static int nand_read_page_syndrome(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
int i, eccsize = chip->ecc.size;
int eccbytes = chip->ecc.bytes;
* the read methods return max bitflips per ecc step.
*/
if (unlikely(ops->mode == MTD_OPS_RAW))
- ret = chip->ecc.read_page_raw(mtd, chip,
- bufpoi, page);
+ ret = chip->ecc.read_page_raw(mtd, chip, bufpoi,
+ 1, page);
else if (!aligned && NAND_SUBPAGE_READ(chip) && !oob)
ret = chip->ecc.read_subpage(mtd, chip,
col, bytes, bufpoi);
else
ret = chip->ecc.read_page(mtd, chip, bufpoi,
- page);
+ 1, page);
if (ret < 0) {
if (!aligned)
/* Invalidate page cache */
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: data buffer
+ * @oob_required: must write chip->oob_poi to OOB
*
* Not for syndrome calculating ECC controllers, which use a special oob layout.
*/
static void nand_write_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf)
+ const uint8_t *buf, int oob_required)
{
chip->write_buf(mtd, buf, mtd->writesize);
chip->write_buf(mtd, chip->oob_poi, mtd->oobsize);
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: data buffer
+ * @oob_required: must write chip->oob_poi to OOB
*
* We need a special oob layout and handling even when ECC isn't checked.
*/
static void nand_write_page_raw_syndrome(struct mtd_info *mtd,
struct nand_chip *chip,
- const uint8_t *buf)
+ const uint8_t *buf, int oob_required)
{
int eccsize = chip->ecc.size;
int eccbytes = chip->ecc.bytes;
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: data buffer
+ * @oob_required: must write chip->oob_poi to OOB
*/
static void nand_write_page_swecc(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf)
+ const uint8_t *buf, int oob_required)
{
int i, eccsize = chip->ecc.size;
int eccbytes = chip->ecc.bytes;
for (i = 0; i < chip->ecc.total; i++)
chip->oob_poi[eccpos[i]] = ecc_calc[i];
- chip->ecc.write_page_raw(mtd, chip, buf);
+ chip->ecc.write_page_raw(mtd, chip, buf, 1);
}
/**
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: data buffer
+ * @oob_required: must write chip->oob_poi to OOB
*/
static void nand_write_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf)
+ const uint8_t *buf, int oob_required)
{
int i, eccsize = chip->ecc.size;
int eccbytes = chip->ecc.bytes;
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: data buffer
+ * @oob_required: must write chip->oob_poi to OOB
*
* The hw generator calculates the error syndrome automatically. Therefore we
* need a special oob layout and handling.
*/
static void nand_write_page_syndrome(struct mtd_info *mtd,
- struct nand_chip *chip, const uint8_t *buf)
+ struct nand_chip *chip,
+ const uint8_t *buf, int oob_required)
{
int i, eccsize = chip->ecc.size;
int eccbytes = chip->ecc.bytes;
* @mtd: MTD device structure
* @chip: NAND chip descriptor
* @buf: the data to write
+ * @oob_required: must write chip->oob_poi to OOB
* @page: page number to write
* @cached: cached programming
* @raw: use _raw version of write_page
*/
static int nand_write_page(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf, int page, int cached, int raw)
+ const uint8_t *buf, int oob_required, int page,
+ int cached, int raw)
{
int status;
chip->cmdfunc(mtd, NAND_CMD_SEQIN, 0x00, page);
if (unlikely(raw))
- chip->ecc.write_page_raw(mtd, chip, buf);
+ chip->ecc.write_page_raw(mtd, chip, buf, oob_required);
else
- chip->ecc.write_page(mtd, chip, buf);
+ chip->ecc.write_page(mtd, chip, buf, oob_required);
/*
* Cached progamming disabled for now. Not sure if it's worth the
memset(chip->oob_poi, 0xff, mtd->oobsize);
}
- ret = chip->write_page(mtd, chip, wbuf, page, cached,
+ ret = chip->write_page(mtd, chip, wbuf, 1, page, cached,
(ops->mode == MTD_OPS_RAW));
if (ret)
break;
}
static void pxa3xx_nand_write_page_hwecc(struct mtd_info *mtd,
- struct nand_chip *chip, const uint8_t *buf)
+ struct nand_chip *chip, const uint8_t *buf, int oob_required)
{
chip->write_buf(mtd, buf, mtd->writesize);
chip->write_buf(mtd, chip->oob_poi, mtd->oobsize);
}
static int pxa3xx_nand_read_page_hwecc(struct mtd_info *mtd,
- struct nand_chip *chip, uint8_t *buf, int page)
+ struct nand_chip *chip, uint8_t *buf, int oob_required,
+ int page)
{
struct pxa3xx_nand_host *host = mtd->priv;
struct pxa3xx_nand_info *info = host->info_data;
}
static int flctl_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page)
+ uint8_t *buf, int oob_required, int page)
{
int i, eccsize = chip->ecc.size;
int eccbytes = chip->ecc.bytes;
}
static void flctl_write_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf)
+ const uint8_t *buf, int oob_required)
{
int i, eccsize = chip->ecc.size;
int eccbytes = chip->ecc.bytes;
int (*correct)(struct mtd_info *mtd, uint8_t *dat, uint8_t *read_ecc,
uint8_t *calc_ecc);
int (*read_page_raw)(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page);
+ uint8_t *buf, int oob_required, int page);
void (*write_page_raw)(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf);
+ const uint8_t *buf, int oob_required);
int (*read_page)(struct mtd_info *mtd, struct nand_chip *chip,
- uint8_t *buf, int page);
+ uint8_t *buf, int oob_required, int page);
int (*read_subpage)(struct mtd_info *mtd, struct nand_chip *chip,
uint32_t offs, uint32_t len, uint8_t *buf);
void (*write_page)(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf);
+ const uint8_t *buf, int oob_required);
int (*write_oob_raw)(struct mtd_info *mtd, struct nand_chip *chip,
int page);
int (*read_oob_raw)(struct mtd_info *mtd, struct nand_chip *chip,
int (*errstat)(struct mtd_info *mtd, struct nand_chip *this, int state,
int status, int page);
int (*write_page)(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf, int page, int cached, int raw);
+ const uint8_t *buf, int oob_required, int page,
+ int cached, int raw);
int chip_delay;
unsigned int options;