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NAND: Updating comments/explanations in the NAND driver

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Patch updates the comments and explanations for
the arguments to various functions.

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
This commit is contained in:
Sandeep Paulraj 2009-11-07 14:24:50 -05:00 committed by Scott Wood
parent aad4a28b25
commit e25ee03962
1 changed files with 8 additions and 4 deletions
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12
drivers/mtd/nand/nand_base.c
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@ -893,6 +893,7 @@ static int nand_wait(struct mtd_info *mtd, struct nand_chip *this)
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: buffer to store read data
* @page: page number to read
*/
static int nand_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
uint8_t *buf, int page)
@ -907,6 +908,7 @@ 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
* @page: page number to read
*/
static int nand_read_page_swecc(struct mtd_info *mtd, struct nand_chip *chip,
uint8_t *buf, int page)
@ -946,9 +948,9 @@ static int nand_read_page_swecc(struct mtd_info *mtd, struct nand_chip *chip,
* nand_read_subpage - [REPLACABLE] software ecc based sub-page read function
* @mtd: mtd info structure
* @chip: nand chip info structure
* @dataofs offset of requested data within the page
* @readlen data length
* @buf: buffer to store read data
* @data_offs: offset of requested data within the page
* @readlen: data length
* @bufpoi: buffer to store read data
*/
static int nand_read_subpage(struct mtd_info *mtd, struct nand_chip *chip, uint32_t data_offs, uint32_t readlen, uint8_t *bufpoi)
{
@ -1028,6 +1030,7 @@ static int nand_read_subpage(struct mtd_info *mtd, struct nand_chip *chip, uint3
* @mtd: mtd info structure
* @chip: nand chip info structure
* @buf: buffer to store read data
* @page: page number to read
*
* Not for syndrome calculating ecc controllers which need a special oob layout
*/
@ -1072,6 +1075,7 @@ 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
* @page: page number to read
*
* Hardware ECC for large page chips, require OOB to be read first.
* For this ECC mode, the write_page method is re-used from ECC_HW.
@ -1120,6 +1124,7 @@ 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
* @page: page number to read
*
* The hw generator calculates the error syndrome automatically. Therefor
* we need a special oob layout and handling.
@ -2728,7 +2733,6 @@ int nand_scan_ident(struct mtd_info *mtd, int maxchips)
/**
* nand_scan_tail - [NAND Interface] Scan for the NAND device
* @mtd: MTD device structure
* @maxchips: Number of chips to scan for
*
* This is the second phase of the normal nand_scan() function. It
* fills out all the uninitialized function pointers with the defaults