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Commit 064f4626 authored by Brian Norris's avatar Brian Norris
Browse files

mtd: brcmnand: drop unused subpage_read() support 



AFAIR this driver was never tested with subpage read support, and this
code is currently unused because we don't set the NAND_SUBPAGE_READ
flag. It can be resurrected if someone tests it properly.

Signed-off-by: default avatarBrian Norris <computersforpeace@gmail.com>
Tested-by: default avatarRay Jui <rjui@broadcom.com>
parent d618baf9

drivers/mtd/nand/brcmnand/brcmnand.c

+0 −11
Original line number Diff line number Diff line
@@ -1551,16 +1551,6 @@ static int brcmnand_read_oob_raw(struct mtd_info *mtd, struct nand_chip *chip, 
	return 0;

}



static int brcmnand_read_subpage(struct mtd_info *mtd, struct nand_chip *chip,

				 uint32_t data_offs, uint32_t readlen,

				 uint8_t *bufpoi, int page)

{

	struct brcmnand_host *host = chip->priv;



	return brcmnand_read(mtd, chip, host->last_addr + data_offs,

			readlen >> FC_SHIFT, (u32 *)bufpoi, NULL);

}



static int brcmnand_write(struct mtd_info *mtd, struct nand_chip *chip,

			  u64 addr, const u32 *buf, u8 *oob)

{
@@ -1949,7 +1939,6 @@ static int brcmnand_init_cs(struct brcmnand_host *host) 


	chip->ecc.mode = NAND_ECC_HW;

	chip->ecc.read_page = brcmnand_read_page;

	chip->ecc.read_subpage = brcmnand_read_subpage;

	chip->ecc.write_page = brcmnand_write_page;

	chip->ecc.read_page_raw = brcmnand_read_page_raw;

	chip->ecc.write_page_raw = brcmnand_write_page_raw;