diff options
Diffstat (limited to 'drivers/mtd/nand')
| -rw-r--r-- | drivers/mtd/nand/nand_base.c | 106 |
1 files changed, 53 insertions, 53 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 6ef1893996c..afa77d1ed90 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -118,7 +118,7 @@ static struct nand_oobinfo nand_oob_64 = { }; /* This is used for padding purposes in nand_write_oob */ -static u_char ffchars[] = { +static uint8_t ffchars[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, @@ -132,39 +132,39 @@ static u_char ffchars[] = { /* * NAND low-level MTD interface functions */ -static void nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len); -static void nand_read_buf(struct mtd_info *mtd, u_char *buf, int len); -static int nand_verify_buf(struct mtd_info *mtd, const u_char *buf, int len); +static void nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len); +static void nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len); +static int nand_verify_buf(struct mtd_info *mtd, const uint8_t *buf, int len); static int nand_read(struct mtd_info *mtd, loff_t from, size_t len, - size_t *retlen, u_char *buf); + size_t *retlen, uint8_t *buf); static int nand_read_ecc(struct mtd_info *mtd, loff_t from, size_t len, - size_t *retlen, u_char *buf, u_char *eccbuf, + size_t *retlen, uint8_t *buf, uint8_t *eccbuf, struct nand_oobinfo *oobsel); static int nand_read_oob(struct mtd_info *mtd, loff_t from, size_t len, - size_t *retlen, u_char *buf); + size_t *retlen, uint8_t *buf); static int nand_write(struct mtd_info *mtd, loff_t to, size_t len, - size_t *retlen, const u_char *buf); + size_t *retlen, const uint8_t *buf); static int nand_write_ecc(struct mtd_info *mtd, loff_t to, size_t len, - size_t *retlen, const u_char *buf, u_char *eccbuf, + size_t *retlen, const uint8_t *buf, uint8_t *eccbuf, struct nand_oobinfo *oobsel); static int nand_write_oob(struct mtd_info *mtd, loff_t to, size_t len, - size_t *retlen, const u_char *buf); + size_t *retlen, const uint8_t *buf); static int nand_writev(struct mtd_info *mtd, const struct kvec *vecs, unsigned long count, loff_t to, size_t *retlen); static int nand_writev_ecc(struct mtd_info *mtd, const struct kvec *vecs, unsigned long count, loff_t to, size_t *retlen, - u_char *eccbuf, struct nand_oobinfo *oobsel); + uint8_t *eccbuf, struct nand_oobinfo *oobsel); static int nand_erase(struct mtd_info *mtd, struct erase_info *instr); static void nand_sync(struct mtd_info *mtd); /* Some internal functions */ static int nand_write_page(struct mtd_info *mtd, struct nand_chip *this, - int page, u_char * oob_buf, + int page, uint8_t * oob_buf, struct nand_oobinfo *oobsel, int mode); #ifdef CONFIG_MTD_NAND_VERIFY_WRITE static int nand_verify_pages(struct mtd_info *mtd, struct nand_chip *this, - int page, int numpages, u_char *oob_buf, + int page, int numpages, uint8_t *oob_buf, struct nand_oobinfo *oobsel, int chipnr, int oobmode); #else @@ -201,7 +201,7 @@ static void nand_release_device(struct mtd_info *mtd) * * Default read function for 8bit buswith */ -static u_char nand_read_byte(struct mtd_info *mtd) +static uint8_t nand_read_byte(struct mtd_info *mtd) { struct nand_chip *this = mtd->priv; return readb(this->IO_ADDR_R); @@ -214,7 +214,7 @@ static u_char nand_read_byte(struct mtd_info *mtd) * * Default write function for 8it buswith */ -static void nand_write_byte(struct mtd_info *mtd, u_char byte) +static void nand_write_byte(struct mtd_info *mtd, uint8_t byte) { struct nand_chip *this = mtd->priv; writeb(byte, this->IO_ADDR_W); @@ -227,10 +227,10 @@ static void nand_write_byte(struct mtd_info *mtd, u_char byte) * Default read function for 16bit buswith with * endianess conversion */ -static u_char nand_read_byte16(struct mtd_info *mtd) +static uint8_t nand_read_byte16(struct mtd_info *mtd) { struct nand_chip *this = mtd->priv; - return (u_char) cpu_to_le16(readw(this->IO_ADDR_R)); + return (uint8_t) cpu_to_le16(readw(this->IO_ADDR_R)); } /** @@ -241,7 +241,7 @@ static u_char nand_read_byte16(struct mtd_info *mtd) * Default write function for 16bit buswith with * endianess conversion */ -static void nand_write_byte16(struct mtd_info *mtd, u_char byte) +static void nand_write_byte16(struct mtd_info *mtd, uint8_t byte) { struct nand_chip *this = mtd->priv; writew(le16_to_cpu((u16) byte), this->IO_ADDR_W); @@ -305,7 +305,7 @@ static void nand_select_chip(struct mtd_info *mtd, int chip) * * Default write function for 8bit buswith */ -static void nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len) +static void nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len) { int i; struct nand_chip *this = mtd->priv; @@ -322,7 +322,7 @@ static void nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len) * * Default read function for 8bit buswith */ -static void nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) +static void nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len) { int i; struct nand_chip *this = mtd->priv; @@ -339,7 +339,7 @@ static void nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) * * Default verify function for 8bit buswith */ -static int nand_verify_buf(struct mtd_info *mtd, const u_char *buf, int len) +static int nand_verify_buf(struct mtd_info *mtd, const uint8_t *buf, int len) { int i; struct nand_chip *this = mtd->priv; @@ -359,7 +359,7 @@ static int nand_verify_buf(struct mtd_info *mtd, const u_char *buf, int len) * * Default write function for 16bit buswith */ -static void nand_write_buf16(struct mtd_info *mtd, const u_char *buf, int len) +static void nand_write_buf16(struct mtd_info *mtd, const uint8_t *buf, int len) { int i; struct nand_chip *this = mtd->priv; @@ -379,7 +379,7 @@ static void nand_write_buf16(struct mtd_info *mtd, const u_char *buf, int len) * * Default read function for 16bit buswith */ -static void nand_read_buf16(struct mtd_info *mtd, u_char *buf, int len) +static void nand_read_buf16(struct mtd_info *mtd, uint8_t *buf, int len) { int i; struct nand_chip *this = mtd->priv; @@ -398,7 +398,7 @@ static void nand_read_buf16(struct mtd_info *mtd, u_char *buf, int len) * * Default verify function for 16bit buswith */ -static int nand_verify_buf16(struct mtd_info *mtd, const u_char *buf, int len) +static int nand_verify_buf16(struct mtd_info *mtd, const uint8_t *buf, int len) { int i; struct nand_chip *this = mtd->priv; @@ -472,7 +472,7 @@ static int nand_block_bad(struct mtd_info *mtd, loff_t ofs, int getchip) static int nand_default_block_markbad(struct mtd_info *mtd, loff_t ofs) { struct nand_chip *this = mtd->priv; - u_char buf[2] = { 0, 0 }; + uint8_t buf[2] = { 0, 0 }; size_t retlen; int block; @@ -600,11 +600,11 @@ static void nand_command(struct mtd_info *mtd, unsigned command, int column, this->write_byte(mtd, column); } if (page_addr != -1) { - this->write_byte(mtd, (unsigned char)(page_addr & 0xff)); - this->write_byte(mtd, (unsigned char)((page_addr >> 8) & 0xff)); + this->write_byte(mtd, (uint8_t)(page_addr & 0xff)); + this->write_byte(mtd, (uint8_t)((page_addr >> 8) & 0xff)); /* One more address cycle for devices > 32MiB */ if (this->chipsize > (32 << 20)) - this->write_byte(mtd, (unsigned char)((page_addr >> 16) & 0x0f)); + this->write_byte(mtd, (uint8_t)((page_addr >> 16) & 0x0f)); } /* Latch in address */ this->hwcontrol(mtd, NAND_CTL_CLRALE); @@ -692,11 +692,11 @@ static void nand_command_lp(struct mtd_info *mtd, unsigned command, int column, this->write_byte(mtd, column >> 8); } if (page_addr != -1) { - this->write_byte(mtd, (unsigned char)(page_addr & 0xff)); - this->write_byte(mtd, (unsigned char)((page_addr >> 8) & 0xff)); + this->write_byte(mtd, (uint8_t)(page_addr & 0xff)); + this->write_byte(mtd, (uint8_t)((page_addr >> 8) & 0xff)); /* One more address cycle for devices > 128MiB */ if (this->chipsize > (128 << 20)) - this->write_byte(mtd, (unsigned char)((page_addr >> 16) & 0xff)); + this->write_byte(mtd, (uint8_t)((page_addr >> 16) & 0xff)); } /* Latch in address */ this->hwcontrol(mtd, NAND_CTL_CLRALE); @@ -874,10 +874,10 @@ static int nand_wait(struct mtd_info *mtd, struct nand_chip *this, int state) * Cached programming is not supported yet. */ static int nand_write_page(struct mtd_info *mtd, struct nand_chip *this, int page, - u_char *oob_buf, struct nand_oobinfo *oobsel, int cached) + uint8_t *oob_buf, struct nand_oobinfo *oobsel, int cached) { int i, status; - u_char ecc_code[32]; + uint8_t ecc_code[32]; int eccmode = oobsel->useecc ? this->eccmode : NAND_ECC_NONE; int *oob_config = oobsel->eccpos; int datidx = 0, eccidx = 0, eccsteps = this->eccsteps; @@ -978,12 +978,12 @@ static int nand_write_page(struct mtd_info *mtd, struct nand_chip *this, int pag * it early in the page write stage. Better to write no data than invalid data. */ static int nand_verify_pages(struct mtd_info *mtd, struct nand_chip *this, int page, int numpages, - u_char *oob_buf, struct nand_oobinfo *oobsel, int chipnr, int oobmode) + uint8_t *oob_buf, struct nand_oobinfo *oobsel, int chipnr, int oobmode) { int i, j, datidx = 0, oobofs = 0, res = -EIO; int eccsteps = this->eccsteps; int hweccbytes; - u_char oobdata[64]; + uint8_t oobdata[64]; hweccbytes = (this->options & NAND_HWECC_SYNDROME) ? (oobsel->eccbytes / eccsteps) : 0; @@ -1078,7 +1078,7 @@ static int nand_verify_pages(struct mtd_info *mtd, struct nand_chip *this, int p * This function simply calls nand_do_read_ecc with oob buffer and oobsel = NULL * and flags = 0xff */ -static int nand_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf) +static int nand_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, uint8_t *buf) { return nand_do_read_ecc(mtd, from, len, retlen, buf, NULL, &mtd->oobinfo, 0xff); } @@ -1096,7 +1096,7 @@ static int nand_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retl * This function simply calls nand_do_read_ecc with flags = 0xff */ static int nand_read_ecc(struct mtd_info *mtd, loff_t from, size_t len, - size_t *retlen, u_char *buf, u_char *oob_buf, struct nand_oobinfo *oobsel) + size_t *retlen, uint8_t *buf, uint8_t *oob_buf, struct nand_oobinfo *oobsel) { /* use userspace supplied oobinfo, if zero */ if (oobsel == NULL) @@ -1121,15 +1121,15 @@ static int nand_read_ecc(struct mtd_info *mtd, loff_t from, size_t len, * NAND read with ECC */ int nand_do_read_ecc(struct mtd_info *mtd, loff_t from, size_t len, - size_t *retlen, u_char *buf, u_char *oob_buf, struct nand_oobinfo *oobsel, int flags) + size_t *retlen, uint8_t *buf, uint8_t *oob_buf, struct nand_oobinfo *oobsel, int flags) { int i, j, col, realpage, page, end, ecc, chipnr, sndcmd = 1; int read = 0, oob = 0, ecc_status = 0, ecc_failed = 0; struct nand_chip *this = mtd->priv; - u_char *data_poi, *oob_data = oob_buf; - u_char ecc_calc[32]; - u_char ecc_code[32]; + uint8_t *data_poi, *oob_data = oob_buf; + uint8_t ecc_calc[32]; + uint8_t ecc_code[32]; int eccmode, eccsteps; int *oob_config, datidx; int blockcheck = (1 << (this->phys_erase_shift - this->page_shift)) - 1; @@ -1383,7 +1383,7 @@ int nand_do_read_ecc(struct mtd_info *mtd, loff_t from, size_t len, * * NAND read out-of-band data from the spare area */ -static int nand_read_oob(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf) +static int nand_read_oob(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, uint8_t *buf) { int i, col, page, chipnr; struct nand_chip *this = mtd->priv; @@ -1550,7 +1550,7 @@ int nand_read_raw(struct mtd_info *mtd, uint8_t *buf, loff_t from, size_t len, s * forces the 0xff fill before using the buffer again. * */ -static u_char *nand_prepare_oobbuf(struct mtd_info *mtd, u_char *fsbuf, struct nand_oobinfo *oobsel, +static uint8_t *nand_prepare_oobbuf(struct mtd_info *mtd, uint8_t *fsbuf, struct nand_oobinfo *oobsel, int autoplace, int numpages) { struct nand_chip *this = mtd->priv; @@ -1599,7 +1599,7 @@ static u_char *nand_prepare_oobbuf(struct mtd_info *mtd, u_char *fsbuf, struct n * This function simply calls nand_write_ecc with oob buffer and oobsel = NULL * */ -static int nand_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const u_char *buf) +static int nand_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const uint8_t *buf) { return (nand_write_ecc(mtd, to, len, retlen, buf, NULL, NULL)); } @@ -1617,13 +1617,13 @@ static int nand_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retle * NAND write with ECC */ static int nand_write_ecc(struct mtd_info *mtd, loff_t to, size_t len, - size_t *retlen, const u_char *buf, u_char *eccbuf, + size_t *retlen, const uint8_t *buf, uint8_t *eccbuf, struct nand_oobinfo *oobsel) { int startpage, page, ret = -EIO, oob = 0, written = 0, chipnr; int autoplace = 0, numpages, totalpages; struct nand_chip *this = mtd->priv; - u_char *oobbuf, *bufstart; + uint8_t *oobbuf, *bufstart; int ppblock = (1 << (this->phys_erase_shift - this->page_shift)); DEBUG(MTD_DEBUG_LEVEL3, "nand_write_ecc: to = 0x%08x, len = %i\n", (unsigned int)to, (int)len); @@ -1680,12 +1680,12 @@ static int nand_write_ecc(struct mtd_info *mtd, loff_t to, size_t len, /* Calc number of pages we can write in one go */ numpages = min(ppblock - (startpage & (ppblock - 1)), totalpages); oobbuf = nand_prepare_oobbuf(mtd, eccbuf, oobsel, autoplace, numpages); - bufstart = (u_char *) buf; + bufstart = (uint8_t *) buf; /* Loop until all data is written */ while (written < len) { - this->data_poi = (u_char *) &buf[written]; + this->data_poi = (uint8_t *) &buf[written]; /* Write one page. If this is the last page to write * or the last page in this block, then use the * real pageprogram command, else select cached programming @@ -1764,7 +1764,7 @@ static int nand_write_ecc(struct mtd_info *mtd, loff_t to, size_t len, * * NAND write out-of-band */ -static int nand_write_oob(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const u_char *buf) +static int nand_write_oob(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const uint8_t *buf) { int column, page, status, ret = -EIO, chipnr; struct nand_chip *this = mtd->priv; @@ -1884,13 +1884,13 @@ static int nand_writev(struct mtd_info *mtd, const struct kvec *vecs, unsigned l * NAND write with iovec with ecc */ static int nand_writev_ecc(struct mtd_info *mtd, const struct kvec *vecs, unsigned long count, - loff_t to, size_t *retlen, u_char *eccbuf, struct nand_oobinfo *oobsel) + loff_t to, size_t *retlen, uint8_t *eccbuf, struct nand_oobinfo *oobsel) { int i, page, len, total_len, ret = -EIO, written = 0, chipnr; int oob, numpages, autoplace = 0, startpage; struct nand_chip *this = mtd->priv; int ppblock = (1 << (this->phys_erase_shift - this->page_shift)); - u_char *oobbuf, *bufstart; + uint8_t *oobbuf, *bufstart; /* Preset written len for early exit */ *retlen = 0; @@ -1959,7 +1959,7 @@ static int nand_writev_ecc(struct mtd_info *mtd, const struct kvec *vecs, unsign /* Do not cross block boundaries */ numpages = min(ppblock - (startpage & (ppblock - 1)), numpages); oobbuf = nand_prepare_oobbuf(mtd, NULL, oobsel, autoplace, numpages); - bufstart = (u_char *) vecs->iov_base; + bufstart = (uint8_t *) vecs->iov_base; bufstart += len; this->data_poi = bufstart; oob = 0; @@ -1990,7 +1990,7 @@ static int nand_writev_ecc(struct mtd_info *mtd, const struct kvec *vecs, unsign int cnt = 0; while (cnt < mtd->oobblock) { if (vecs->iov_base != NULL && vecs->iov_len) - this->data_buf[cnt++] = ((u_char *) vecs->iov_base)[len++]; + this->data_buf[cnt++] = ((uint8_t *) vecs->iov_base)[len++]; /* Check, if we have to switch to the next tuple */ if (len >= (int)vecs->iov_len) { vecs++; |