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| author | Boris Brezillon <boris.brezillon@bootlin.com> | 2020-05-03 18:53:40 +0300 |
|---|---|---|
| committer | Miquel Raynal <miquel.raynal@bootlin.com> | 2020-05-11 10:51:42 +0300 |
| commit | 568d841b6837fc2bb5c45d6f3e56b65ffb5ecac2 (patch) | |
| tree | e304c42d0b935f0df7840d9898d9b676f47a93bb /drivers/mtd/parsers | |
| parent | 1998053c8e80a22cf84f40dfea689bb5a94cddfa (diff) | |
| download | linux-568d841b6837fc2bb5c45d6f3e56b65ffb5ecac2.tar.xz | |
mtd: cmdlinepart: Add an slc option to use SLC mode on a part
Add a new option to set the MTD_SLC_ON_MLC_EMULATION flag.
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20200503155341.16712-8-miquel.raynal@bootlin.com
Diffstat (limited to 'drivers/mtd/parsers')
| -rw-r--r-- | drivers/mtd/parsers/cmdlinepart.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/mtd/parsers/cmdlinepart.c b/drivers/mtd/parsers/cmdlinepart.c index c86f2db8c882..af712f1519c5 100644 --- a/drivers/mtd/parsers/cmdlinepart.c +++ b/drivers/mtd/parsers/cmdlinepart.c @@ -9,7 +9,7 @@ * * mtdparts=<mtddef>[;<mtddef] * <mtddef> := <mtd-id>:<partdef>[,<partdef>] - * <partdef> := <size>[@<offset>][<name>][ro][lk] + * <partdef> := <size>[@<offset>][<name>][ro][lk][slc] * <mtd-id> := unique name used in mapping driver/device (mtd->name) * <size> := standard linux memsize OR "-" to denote all remaining space * size is automatically truncated at end of device @@ -92,7 +92,7 @@ static struct mtd_partition * newpart(char *s, int name_len; unsigned char *extra_mem; char delim; - unsigned int mask_flags; + unsigned int mask_flags, add_flags; /* fetch the partition size */ if (*s == '-') { @@ -109,6 +109,7 @@ static struct mtd_partition * newpart(char *s, /* fetch partition name and flags */ mask_flags = 0; /* this is going to be a regular partition */ + add_flags = 0; delim = 0; /* check for offset */ @@ -152,6 +153,12 @@ static struct mtd_partition * newpart(char *s, s += 2; } + /* if slc is found use emulated SLC mode on this partition*/ + if (!strncmp(s, "slc", 3)) { + add_flags |= MTD_SLC_ON_MLC_EMULATION; + s += 3; + } + /* test if more partitions are following */ if (*s == ',') { if (size == SIZE_REMAINING) { @@ -184,6 +191,7 @@ static struct mtd_partition * newpart(char *s, parts[this_part].size = size; parts[this_part].offset = offset; parts[this_part].mask_flags = mask_flags; + parts[this_part].add_flags = add_flags; if (name) strlcpy(extra_mem, name, name_len + 1); else |