[MTD] NAND consolidate data types
The NAND driver used a mix of unsigned char, u_char amd uint8_t data types. Consolidate to uint8_t usage Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner
parent
2c0a2bed92
commit
58dd8f2bfd
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@ -118,7 +118,7 @@ static struct nand_oobinfo nand_oob_64 = {
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};
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/* This is used for padding purposes in nand_write_oob */
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static u_char ffchars[] = {
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static uint8_t ffchars[] = {
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
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@ -132,39 +132,39 @@ static u_char ffchars[] = {
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/*
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* NAND low-level MTD interface functions
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*/
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static void nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len);
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static void nand_read_buf(struct mtd_info *mtd, u_char *buf, int len);
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static int nand_verify_buf(struct mtd_info *mtd, const u_char *buf, int len);
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static void nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len);
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static void nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len);
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static int nand_verify_buf(struct mtd_info *mtd, const uint8_t *buf, int len);
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static int nand_read(struct mtd_info *mtd, loff_t from, size_t len,
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size_t *retlen, u_char *buf);
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size_t *retlen, uint8_t *buf);
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static int nand_read_ecc(struct mtd_info *mtd, loff_t from, size_t len,
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size_t *retlen, u_char *buf, u_char *eccbuf,
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size_t *retlen, uint8_t *buf, uint8_t *eccbuf,
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struct nand_oobinfo *oobsel);
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static int nand_read_oob(struct mtd_info *mtd, loff_t from, size_t len,
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size_t *retlen, u_char *buf);
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size_t *retlen, uint8_t *buf);
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static int nand_write(struct mtd_info *mtd, loff_t to, size_t len,
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size_t *retlen, const u_char *buf);
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size_t *retlen, const uint8_t *buf);
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static int nand_write_ecc(struct mtd_info *mtd, loff_t to, size_t len,
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size_t *retlen, const u_char *buf, u_char *eccbuf,
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size_t *retlen, const uint8_t *buf, uint8_t *eccbuf,
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struct nand_oobinfo *oobsel);
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static int nand_write_oob(struct mtd_info *mtd, loff_t to, size_t len,
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size_t *retlen, const u_char *buf);
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size_t *retlen, const uint8_t *buf);
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static int nand_writev(struct mtd_info *mtd, const struct kvec *vecs,
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unsigned long count, loff_t to, size_t *retlen);
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static int nand_writev_ecc(struct mtd_info *mtd, const struct kvec *vecs,
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unsigned long count, loff_t to, size_t *retlen,
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u_char *eccbuf, struct nand_oobinfo *oobsel);
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uint8_t *eccbuf, struct nand_oobinfo *oobsel);
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static int nand_erase(struct mtd_info *mtd, struct erase_info *instr);
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static void nand_sync(struct mtd_info *mtd);
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/* Some internal functions */
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static int nand_write_page(struct mtd_info *mtd, struct nand_chip *this,
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int page, u_char * oob_buf,
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int page, uint8_t * oob_buf,
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struct nand_oobinfo *oobsel, int mode);
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#ifdef CONFIG_MTD_NAND_VERIFY_WRITE
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static int nand_verify_pages(struct mtd_info *mtd, struct nand_chip *this,
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int page, int numpages, u_char *oob_buf,
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int page, int numpages, uint8_t *oob_buf,
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struct nand_oobinfo *oobsel, int chipnr,
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int oobmode);
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#else
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@ -201,7 +201,7 @@ static void nand_release_device(struct mtd_info *mtd)
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*
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* Default read function for 8bit buswith
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*/
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static u_char nand_read_byte(struct mtd_info *mtd)
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static uint8_t nand_read_byte(struct mtd_info *mtd)
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{
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struct nand_chip *this = mtd->priv;
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return readb(this->IO_ADDR_R);
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@ -214,7 +214,7 @@ static u_char nand_read_byte(struct mtd_info *mtd)
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*
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* Default write function for 8it buswith
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*/
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static void nand_write_byte(struct mtd_info *mtd, u_char byte)
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static void nand_write_byte(struct mtd_info *mtd, uint8_t byte)
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{
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struct nand_chip *this = mtd->priv;
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writeb(byte, this->IO_ADDR_W);
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@ -227,10 +227,10 @@ static void nand_write_byte(struct mtd_info *mtd, u_char byte)
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* Default read function for 16bit buswith with
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* endianess conversion
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*/
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static u_char nand_read_byte16(struct mtd_info *mtd)
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static uint8_t nand_read_byte16(struct mtd_info *mtd)
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{
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struct nand_chip *this = mtd->priv;
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return (u_char) cpu_to_le16(readw(this->IO_ADDR_R));
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return (uint8_t) cpu_to_le16(readw(this->IO_ADDR_R));
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}
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/**
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@ -241,7 +241,7 @@ static u_char nand_read_byte16(struct mtd_info *mtd)
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* Default write function for 16bit buswith with
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* endianess conversion
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*/
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static void nand_write_byte16(struct mtd_info *mtd, u_char byte)
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static void nand_write_byte16(struct mtd_info *mtd, uint8_t byte)
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{
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struct nand_chip *this = mtd->priv;
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writew(le16_to_cpu((u16) byte), this->IO_ADDR_W);
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@ -305,7 +305,7 @@ static void nand_select_chip(struct mtd_info *mtd, int chip)
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*
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* Default write function for 8bit buswith
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*/
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static void nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len)
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static void nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len)
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{
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int i;
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struct nand_chip *this = mtd->priv;
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@ -322,7 +322,7 @@ static void nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len)
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*
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* Default read function for 8bit buswith
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*/
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static void nand_read_buf(struct mtd_info *mtd, u_char *buf, int len)
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static void nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len)
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{
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int i;
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struct nand_chip *this = mtd->priv;
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@ -339,7 +339,7 @@ static void nand_read_buf(struct mtd_info *mtd, u_char *buf, int len)
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*
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* Default verify function for 8bit buswith
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*/
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static int nand_verify_buf(struct mtd_info *mtd, const u_char *buf, int len)
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static int nand_verify_buf(struct mtd_info *mtd, const uint8_t *buf, int len)
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{
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int i;
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struct nand_chip *this = mtd->priv;
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@ -359,7 +359,7 @@ static int nand_verify_buf(struct mtd_info *mtd, const u_char *buf, int len)
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*
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* Default write function for 16bit buswith
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*/
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static void nand_write_buf16(struct mtd_info *mtd, const u_char *buf, int len)
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static void nand_write_buf16(struct mtd_info *mtd, const uint8_t *buf, int len)
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{
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int i;
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struct nand_chip *this = mtd->priv;
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@ -379,7 +379,7 @@ static void nand_write_buf16(struct mtd_info *mtd, const u_char *buf, int len)
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*
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* Default read function for 16bit buswith
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*/
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static void nand_read_buf16(struct mtd_info *mtd, u_char *buf, int len)
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static void nand_read_buf16(struct mtd_info *mtd, uint8_t *buf, int len)
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{
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int i;
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struct nand_chip *this = mtd->priv;
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@ -398,7 +398,7 @@ static void nand_read_buf16(struct mtd_info *mtd, u_char *buf, int len)
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*
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* Default verify function for 16bit buswith
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*/
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static int nand_verify_buf16(struct mtd_info *mtd, const u_char *buf, int len)
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static int nand_verify_buf16(struct mtd_info *mtd, const uint8_t *buf, int len)
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{
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int i;
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struct nand_chip *this = mtd->priv;
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@ -472,7 +472,7 @@ static int nand_block_bad(struct mtd_info *mtd, loff_t ofs, int getchip)
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static int nand_default_block_markbad(struct mtd_info *mtd, loff_t ofs)
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{
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struct nand_chip *this = mtd->priv;
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u_char buf[2] = { 0, 0 };
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uint8_t buf[2] = { 0, 0 };
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size_t retlen;
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int block;
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@ -600,11 +600,11 @@ static void nand_command(struct mtd_info *mtd, unsigned command, int column,
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this->write_byte(mtd, column);
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}
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if (page_addr != -1) {
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this->write_byte(mtd, (unsigned char)(page_addr & 0xff));
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this->write_byte(mtd, (unsigned char)((page_addr >> 8) & 0xff));
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this->write_byte(mtd, (uint8_t)(page_addr & 0xff));
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this->write_byte(mtd, (uint8_t)((page_addr >> 8) & 0xff));
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/* One more address cycle for devices > 32MiB */
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if (this->chipsize > (32 << 20))
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this->write_byte(mtd, (unsigned char)((page_addr >> 16) & 0x0f));
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this->write_byte(mtd, (uint8_t)((page_addr >> 16) & 0x0f));
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}
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/* Latch in address */
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this->hwcontrol(mtd, NAND_CTL_CLRALE);
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@ -692,11 +692,11 @@ static void nand_command_lp(struct mtd_info *mtd, unsigned command, int column,
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this->write_byte(mtd, column >> 8);
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}
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if (page_addr != -1) {
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this->write_byte(mtd, (unsigned char)(page_addr & 0xff));
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this->write_byte(mtd, (unsigned char)((page_addr >> 8) & 0xff));
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this->write_byte(mtd, (uint8_t)(page_addr & 0xff));
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this->write_byte(mtd, (uint8_t)((page_addr >> 8) & 0xff));
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/* One more address cycle for devices > 128MiB */
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if (this->chipsize > (128 << 20))
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this->write_byte(mtd, (unsigned char)((page_addr >> 16) & 0xff));
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this->write_byte(mtd, (uint8_t)((page_addr >> 16) & 0xff));
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}
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/* Latch in address */
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this->hwcontrol(mtd, NAND_CTL_CLRALE);
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@ -874,10 +874,10 @@ static int nand_wait(struct mtd_info *mtd, struct nand_chip *this, int state)
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* Cached programming is not supported yet.
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*/
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static int nand_write_page(struct mtd_info *mtd, struct nand_chip *this, int page,
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u_char *oob_buf, struct nand_oobinfo *oobsel, int cached)
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uint8_t *oob_buf, struct nand_oobinfo *oobsel, int cached)
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{
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int i, status;
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u_char ecc_code[32];
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uint8_t ecc_code[32];
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int eccmode = oobsel->useecc ? this->eccmode : NAND_ECC_NONE;
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int *oob_config = oobsel->eccpos;
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int datidx = 0, eccidx = 0, eccsteps = this->eccsteps;
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@ -978,12 +978,12 @@ static int nand_write_page(struct mtd_info *mtd, struct nand_chip *this, int pag
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* it early in the page write stage. Better to write no data than invalid data.
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*/
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static int nand_verify_pages(struct mtd_info *mtd, struct nand_chip *this, int page, int numpages,
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u_char *oob_buf, struct nand_oobinfo *oobsel, int chipnr, int oobmode)
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uint8_t *oob_buf, struct nand_oobinfo *oobsel, int chipnr, int oobmode)
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{
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int i, j, datidx = 0, oobofs = 0, res = -EIO;
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int eccsteps = this->eccsteps;
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int hweccbytes;
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u_char oobdata[64];
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uint8_t oobdata[64];
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hweccbytes = (this->options & NAND_HWECC_SYNDROME) ? (oobsel->eccbytes / eccsteps) : 0;
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@ -1078,7 +1078,7 @@ static int nand_verify_pages(struct mtd_info *mtd, struct nand_chip *this, int p
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* This function simply calls nand_do_read_ecc with oob buffer and oobsel = NULL
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* and flags = 0xff
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*/
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static int nand_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf)
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static int nand_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, uint8_t *buf)
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{
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return nand_do_read_ecc(mtd, from, len, retlen, buf, NULL, &mtd->oobinfo, 0xff);
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}
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@ -1096,7 +1096,7 @@ static int nand_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retl
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* This function simply calls nand_do_read_ecc with flags = 0xff
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*/
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static int nand_read_ecc(struct mtd_info *mtd, loff_t from, size_t len,
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size_t *retlen, u_char *buf, u_char *oob_buf, struct nand_oobinfo *oobsel)
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size_t *retlen, uint8_t *buf, uint8_t *oob_buf, struct nand_oobinfo *oobsel)
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{
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/* use userspace supplied oobinfo, if zero */
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if (oobsel == NULL)
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@ -1121,15 +1121,15 @@ static int nand_read_ecc(struct mtd_info *mtd, loff_t from, size_t len,
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* NAND read with ECC
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*/
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int nand_do_read_ecc(struct mtd_info *mtd, loff_t from, size_t len,
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size_t *retlen, u_char *buf, u_char *oob_buf, struct nand_oobinfo *oobsel, int flags)
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size_t *retlen, uint8_t *buf, uint8_t *oob_buf, struct nand_oobinfo *oobsel, int flags)
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{
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int i, j, col, realpage, page, end, ecc, chipnr, sndcmd = 1;
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int read = 0, oob = 0, ecc_status = 0, ecc_failed = 0;
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struct nand_chip *this = mtd->priv;
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u_char *data_poi, *oob_data = oob_buf;
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u_char ecc_calc[32];
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u_char ecc_code[32];
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uint8_t *data_poi, *oob_data = oob_buf;
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uint8_t ecc_calc[32];
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uint8_t ecc_code[32];
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int eccmode, eccsteps;
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int *oob_config, datidx;
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int blockcheck = (1 << (this->phys_erase_shift - this->page_shift)) - 1;
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@ -1383,7 +1383,7 @@ int nand_do_read_ecc(struct mtd_info *mtd, loff_t from, size_t len,
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*
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* NAND read out-of-band data from the spare area
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*/
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static int nand_read_oob(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf)
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static int nand_read_oob(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, uint8_t *buf)
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{
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int i, col, page, chipnr;
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struct nand_chip *this = mtd->priv;
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@ -1550,7 +1550,7 @@ int nand_read_raw(struct mtd_info *mtd, uint8_t *buf, loff_t from, size_t len, s
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* forces the 0xff fill before using the buffer again.
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*
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*/
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static u_char *nand_prepare_oobbuf(struct mtd_info *mtd, u_char *fsbuf, struct nand_oobinfo *oobsel,
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static uint8_t *nand_prepare_oobbuf(struct mtd_info *mtd, uint8_t *fsbuf, struct nand_oobinfo *oobsel,
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int autoplace, int numpages)
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{
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struct nand_chip *this = mtd->priv;
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@ -1599,7 +1599,7 @@ static u_char *nand_prepare_oobbuf(struct mtd_info *mtd, u_char *fsbuf, struct n
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* This function simply calls nand_write_ecc with oob buffer and oobsel = NULL
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*
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*/
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static int nand_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const u_char *buf)
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static int nand_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const uint8_t *buf)
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{
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return (nand_write_ecc(mtd, to, len, retlen, buf, NULL, NULL));
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}
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@ -1617,13 +1617,13 @@ static int nand_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retle
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* NAND write with ECC
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*/
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static int nand_write_ecc(struct mtd_info *mtd, loff_t to, size_t len,
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size_t *retlen, const u_char *buf, u_char *eccbuf,
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size_t *retlen, const uint8_t *buf, uint8_t *eccbuf,
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struct nand_oobinfo *oobsel)
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{
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int startpage, page, ret = -EIO, oob = 0, written = 0, chipnr;
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int autoplace = 0, numpages, totalpages;
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struct nand_chip *this = mtd->priv;
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u_char *oobbuf, *bufstart;
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uint8_t *oobbuf, *bufstart;
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int ppblock = (1 << (this->phys_erase_shift - this->page_shift));
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DEBUG(MTD_DEBUG_LEVEL3, "nand_write_ecc: to = 0x%08x, len = %i\n", (unsigned int)to, (int)len);
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@ -1680,12 +1680,12 @@ static int nand_write_ecc(struct mtd_info *mtd, loff_t to, size_t len,
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/* Calc number of pages we can write in one go */
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numpages = min(ppblock - (startpage & (ppblock - 1)), totalpages);
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oobbuf = nand_prepare_oobbuf(mtd, eccbuf, oobsel, autoplace, numpages);
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bufstart = (u_char *) buf;
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bufstart = (uint8_t *) buf;
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/* Loop until all data is written */
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while (written < len) {
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this->data_poi = (u_char *) &buf[written];
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this->data_poi = (uint8_t *) &buf[written];
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/* Write one page. If this is the last page to write
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* 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++;
|
||||
|
|
|
|||
|
|
@ -294,14 +294,14 @@ struct nand_chip {
|
|||
void __iomem *IO_ADDR_R;
|
||||
void __iomem *IO_ADDR_W;
|
||||
|
||||
u_char (*read_byte)(struct mtd_info *mtd);
|
||||
void (*write_byte)(struct mtd_info *mtd, u_char byte);
|
||||
uint8_t (*read_byte)(struct mtd_info *mtd);
|
||||
void (*write_byte)(struct mtd_info *mtd, uint8_t byte);
|
||||
u16 (*read_word)(struct mtd_info *mtd);
|
||||
void (*write_word)(struct mtd_info *mtd, u16 word);
|
||||
|
||||
void (*write_buf)(struct mtd_info *mtd, const u_char *buf, int len);
|
||||
void (*read_buf)(struct mtd_info *mtd, u_char *buf, int len);
|
||||
int (*verify_buf)(struct mtd_info *mtd, const u_char *buf, int len);
|
||||
void (*write_buf)(struct mtd_info *mtd, const uint8_t *buf, int len);
|
||||
void (*read_buf)(struct mtd_info *mtd, uint8_t *buf, int len);
|
||||
int (*verify_buf)(struct mtd_info *mtd, const uint8_t *buf, int len);
|
||||
void (*select_chip)(struct mtd_info *mtd, int chip);
|
||||
int (*block_bad)(struct mtd_info *mtd, loff_t ofs, int getchip);
|
||||
int (*block_markbad)(struct mtd_info *mtd, loff_t ofs);
|
||||
|
|
@ -309,8 +309,8 @@ struct nand_chip {
|
|||
int (*dev_ready)(struct mtd_info *mtd);
|
||||
void (*cmdfunc)(struct mtd_info *mtd, unsigned command, int column, int page_addr);
|
||||
int (*waitfunc)(struct mtd_info *mtd, struct nand_chip *this, int state);
|
||||
int (*calculate_ecc)(struct mtd_info *mtd, const u_char *dat, u_char *ecc_code);
|
||||
int (*correct_data)(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc);
|
||||
int (*calculate_ecc)(struct mtd_info *mtd, const uint8_t *dat, uint8_t *ecc_code);
|
||||
int (*correct_data)(struct mtd_info *mtd, uint8_t *dat, uint8_t *read_ecc, uint8_t *calc_ecc);
|
||||
void (*enable_hwecc)(struct mtd_info *mtd, int mode);
|
||||
void (*erase_cmd)(struct mtd_info *mtd, int page);
|
||||
int (*scan_bbt)(struct mtd_info *mtd);
|
||||
|
|
@ -325,10 +325,10 @@ struct nand_chip {
|
|||
int phys_erase_shift;
|
||||
int bbt_erase_shift;
|
||||
int chip_shift;
|
||||
u_char *data_buf;
|
||||
u_char *oob_buf;
|
||||
uint8_t *data_buf;
|
||||
uint8_t *oob_buf;
|
||||
int oobdirty;
|
||||
u_char *data_poi;
|
||||
uint8_t *data_poi;
|
||||
unsigned int options;
|
||||
int badblockpos;
|
||||
int numchips;
|
||||
|
|
@ -466,7 +466,7 @@ extern int nand_default_bbt (struct mtd_info *mtd);
|
|||
extern int nand_isbad_bbt (struct mtd_info *mtd, loff_t offs, int allowbbt);
|
||||
extern int nand_erase_nand (struct mtd_info *mtd, struct erase_info *instr, int allowbbt);
|
||||
extern 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,
|
||||
size_t * retlen, uint8_t * buf, uint8_t * oob_buf,
|
||||
struct nand_oobinfo *oobsel, int flags);
|
||||
|
||||
/*
|
||||
|
|
|
|||
Loading…
Reference in a new issue