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authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-10-19 21:19:19 +0200
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-10-19 21:19:19 +0200
commite05dacd71db0a5da7c1a44bcaab2a8a240b9c233 (patch)
tree31382cf1c7d62c03126448affb2fc86e8c4aaa8b /drivers/mtd/nand/cafe_nand.c
parentxen: arm: comment on why 64-bit xen_pfn_t is safe even on 32 bit (diff)
parentLinux 3.7-rc1 (diff)
downloadlinux-e05dacd71db0a5da7c1a44bcaab2a8a240b9c233.tar.xz
linux-e05dacd71db0a5da7c1a44bcaab2a8a240b9c233.zip
Merge commit 'v3.7-rc1' into stable/for-linus-3.7
* commit 'v3.7-rc1': (10892 commits) Linux 3.7-rc1 x86, boot: Explicitly include autoconf.h for hostprogs perf: Fix UAPI fallout ARM: config: make sure that platforms are ordered by option string ARM: config: sort select statements alphanumerically UAPI: (Scripted) Disintegrate include/linux/byteorder UAPI: (Scripted) Disintegrate include/linux UAPI: Unexport linux/blk_types.h UAPI: Unexport part of linux/ppp-comp.h perf: Handle new rbtree implementation procfs: don't need a PATH_MAX allocation to hold a string representation of an int vfs: embed struct filename inside of names_cache allocation if possible audit: make audit_inode take struct filename vfs: make path_openat take a struct filename pointer vfs: turn do_path_lookup into wrapper around struct filename variant audit: allow audit code to satisfy getname requests from its names_list vfs: define struct filename and have getname() return it btrfs: Fix compilation with user namespace support enabled userns: Fix posix_acl_file_xattr_userns gid conversion userns: Properly print bluetooth socket uids ...
Diffstat (limited to 'drivers/mtd/nand/cafe_nand.c')
-rw-r--r--drivers/mtd/nand/cafe_nand.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/mtd/nand/cafe_nand.c b/drivers/mtd/nand/cafe_nand.c
index f3f6cfedd69e..2bb7170502c2 100644
--- a/drivers/mtd/nand/cafe_nand.c
+++ b/drivers/mtd/nand/cafe_nand.c
@@ -377,7 +377,7 @@ static int cafe_nand_read_oob(struct mtd_info *mtd, struct nand_chip *chip,
* @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
+ * The hw generator calculates the error syndrome automatically. Therefore
* we need a special oob layout and handling.
*/
static int cafe_nand_read_page(struct mtd_info *mtd, struct nand_chip *chip,
@@ -520,7 +520,7 @@ static struct nand_bbt_descr cafe_bbt_mirror_descr_512 = {
};
-static void cafe_nand_write_page_lowlevel(struct mtd_info *mtd,
+static int cafe_nand_write_page_lowlevel(struct mtd_info *mtd,
struct nand_chip *chip,
const uint8_t *buf, int oob_required)
{
@@ -531,6 +531,8 @@ static void cafe_nand_write_page_lowlevel(struct mtd_info *mtd,
/* Set up ECC autogeneration */
cafe->ctl2 |= (1<<30);
+
+ return 0;
}
static int cafe_nand_write_page(struct mtd_info *mtd, struct nand_chip *chip,
@@ -542,9 +544,12 @@ static int cafe_nand_write_page(struct mtd_info *mtd, struct nand_chip *chip,
chip->cmdfunc(mtd, NAND_CMD_SEQIN, 0x00, page);
if (unlikely(raw))
- chip->ecc.write_page_raw(mtd, chip, buf, oob_required);
+ status = chip->ecc.write_page_raw(mtd, chip, buf, oob_required);
else
- chip->ecc.write_page(mtd, chip, buf, oob_required);
+ status = chip->ecc.write_page(mtd, chip, buf, oob_required);
+
+ if (status < 0)
+ return status;
/*
* Cached progamming disabled for now, Not sure if its worth the
@@ -571,13 +576,6 @@ static int cafe_nand_write_page(struct mtd_info *mtd, struct nand_chip *chip,
status = chip->waitfunc(mtd, chip);
}
-#ifdef CONFIG_MTD_NAND_VERIFY_WRITE
- /* Send command to read back the data */
- chip->cmdfunc(mtd, NAND_CMD_READ0, 0, page);
-
- if (chip->verify_buf(mtd, buf, mtd->writesize))
- return -EIO;
-#endif
return 0;
}