Commit 1fbb938d authored by Brian Norris's avatar Brian Norris Committed by David Woodhouse

mtd: nand: add 'oob_required' argument to NAND {read,write}_page interfaces

New NAND controllers can perform read/write via HW engines which don't expose
OOB data in their DMA mode. To reflect this, we should rework the nand_chip /
nand_ecc_ctrl interfaces that assume that drivers will always read/write OOB
data in the nand_chip.oob_poi buffer. A better interface includes a boolean
argument that explicitly tells the callee when OOB data is requested by the
calling layer (for reading/writing to/from nand_chip.oob_poi).

This patch adds the 'oob_required' parameter to each relevant {read,write}_page
interface; all 'oob_required' parameters are left unused for now. The next
patch will set the parameter properly in the nand_base.c callers, and follow-up
patches will make use of 'oob_required' in some of the callee functions.

Note that currently, there is no harm in ignoring the 'oob_required' parameter
and *always* utilizing nand_chip.oob_poi, but there can be
performance/complexity/design benefits from avoiding filling oob_poi in the
common case. I will try to implement this for some drivers which can be ported
easily.

Note: I couldn't compile-test all of these easily, as some had ARCH
dependencies.

[dwmw2: Merge later 1/0 vs. true/false cleanup]
Signed-off-by: default avatarBrian Norris <computersforpeace@gmail.com>
Reviewed-by: default avatarShmulik Ladkani <shmulik.ladkani@gmail.com>
Acked-by: default avatarJiandong Zheng <jdzheng@broadcom.com>
Acked-by: default avatarMike Dunn <mikedunn@newsguy.com>
Signed-off-by: default avatarArtem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: default avatarDavid Woodhouse <David.Woodhouse@intel.com>
parent b4f7aa84
......@@ -324,9 +324,10 @@ static int atmel_nand_calculate(struct mtd_info *mtd,
* 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;
......
......@@ -22,9 +22,9 @@
/* ---- 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 ------------------------------------------------ */
......@@ -103,11 +103,12 @@ static struct nand_ecclayout nand_hw_eccoob_4096 = {
* @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;
......@@ -190,10 +191,11 @@ static int bcm_umi_bch_read_page_hwecc(struct mtd_info *mtd,
* @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;
......
......@@ -341,7 +341,7 @@ static int bcm_umi_nand_verify_buf(struct mtd_info *mtd, const u_char * buf,
* 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 {
......
......@@ -558,7 +558,7 @@ static void bf5xx_nand_dma_write_buf(struct mtd_info *mtd,
}
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);
......@@ -567,7 +567,7 @@ static int bf5xx_nand_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip
}
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);
......
......@@ -375,12 +375,13 @@ static int cafe_nand_read_oob(struct mtd_info *mtd, struct nand_chip *chip,
* @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;
......@@ -520,7 +521,8 @@ static struct nand_bbt_descr cafe_bbt_mirror_descr_512 = {
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;
......@@ -532,16 +534,17 @@ static void cafe_nand_write_page_lowlevel(struct mtd_info *mtd,
}
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
......
......@@ -1087,7 +1087,7 @@ static void write_page(struct mtd_info *mtd, struct nand_chip *chip,
* 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. */
......@@ -1099,7 +1099,7 @@ static void denali_write_page(struct mtd_info *mtd, struct nand_chip *chip,
* 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. */
......@@ -1122,7 +1122,7 @@ static int denali_read_oob(struct mtd_info *mtd, struct nand_chip *chip,
}
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);
......@@ -1175,7 +1175,7 @@ static int denali_read_page(struct mtd_info *mtd, struct nand_chip *chip,
}
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);
......
......@@ -787,13 +787,13 @@ static int read_page(struct mtd_info *mtd, struct nand_chip *nand,
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);
}
......@@ -953,13 +953,13 @@ static void write_page(struct mtd_info *mtd, struct nand_chip *nand,
}
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);
}
......@@ -1003,7 +1003,7 @@ static int __init read_factory_bbt(struct mtd_info *mtd)
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;
......@@ -1080,7 +1080,7 @@ static int docg4_block_markbad(struct mtd_info *mtd, loff_t ofs)
/* 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++;
......
......@@ -746,10 +746,8 @@ static int fsl_elbc_chip_init_tail(struct mtd_info *mtd)
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;
......@@ -767,9 +765,8 @@ static int fsl_elbc_read_page(struct mtd_info *mtd,
/* 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);
......
......@@ -698,9 +698,8 @@ static int fsl_ifc_wait(struct mtd_info *mtd, struct nand_chip *chip)
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;
......@@ -721,9 +720,8 @@ static int fsl_ifc_read_page(struct mtd_info *mtd,
/* 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);
......
......@@ -692,6 +692,7 @@ static void fsmc_write_buf_dma(struct mtd_info *mtd, const uint8_t *buf,
* @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
......@@ -701,7 +702,7 @@ static void fsmc_write_buf_dma(struct mtd_info *mtd, const uint8_t *buf,
* 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);
......
......@@ -842,7 +842,7 @@ static void block_mark_swapping(struct gpmi_nand_data *this,
}
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;
......@@ -928,8 +928,8 @@ static int gpmi_ecc_read_page(struct mtd_info *mtd, struct nand_chip *chip,
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;
......@@ -1309,7 +1309,7 @@ static int mx23_write_transcription_stamp(struct gpmi_nand_data *this)
/* 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. */
......
......@@ -1066,12 +1066,13 @@ EXPORT_SYMBOL(nand_lock);
* @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);
......@@ -1083,13 +1084,14 @@ static int nand_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
* @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;
......@@ -1126,10 +1128,11 @@ static int nand_read_page_raw_syndrome(struct mtd_info *mtd,
* @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;
......@@ -1140,7 +1143,7 @@ static int nand_read_page_swecc(struct mtd_info *mtd, struct nand_chip *chip,
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]);
......@@ -1263,12 +1266,13 @@ static int nand_read_subpage(struct mtd_info *mtd, struct nand_chip *chip,
* @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;
......@@ -1311,6 +1315,7 @@ static int nand_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
* @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
......@@ -1320,7 +1325,7 @@ static int nand_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
* 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;
......@@ -1362,13 +1367,14 @@ static int nand_read_page_hwecc_oob_first(struct mtd_info *mtd,
* @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;
......@@ -1514,14 +1520,14 @@ static int nand_do_read_ops(struct mtd_info *mtd, loff_t from,
* 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 */
......@@ -1913,11 +1919,12 @@ static int nand_read_oob(struct mtd_info *mtd, loff_t from,
* @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);
......@@ -1928,12 +1935,13 @@ static void nand_write_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
* @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;
......@@ -1967,9 +1975,10 @@ static void nand_write_page_raw_syndrome(struct mtd_info *mtd,
* @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;
......@@ -1985,7 +1994,7 @@ static void nand_write_page_swecc(struct mtd_info *mtd, struct nand_chip *chip,
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);
}
/**
......@@ -1993,9 +2002,10 @@ static void nand_write_page_swecc(struct mtd_info *mtd, struct nand_chip *chip,
* @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;
......@@ -2021,12 +2031,14 @@ static void nand_write_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
* @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;
......@@ -2065,21 +2077,23 @@ static void nand_write_page_syndrome(struct mtd_info *mtd,
* @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
......@@ -2261,7 +2275,7 @@ static int nand_do_write_ops(struct mtd_info *mtd, loff_t to,
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;
......
......@@ -682,14 +682,15 @@ static void pxa3xx_nand_cmdfunc(struct mtd_info *mtd, unsigned command,
}
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;
......
......@@ -344,7 +344,7 @@ static void set_cmd_regs(struct mtd_info *mtd, uint32_t cmd, uint32_t flcmcdr_va
}
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;
......@@ -366,7 +366,7 @@ static int flctl_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
}
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;
......
......@@ -360,15 +360,15 @@ struct nand_ecc_ctrl {
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,
......@@ -504,7 +504,8 @@ struct nand_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;
......
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