diff options
Diffstat (limited to 'target/linux/generic/patches-4.1/401-mtd-add-support-for-different-partition-parser-types.patch')
-rw-r--r-- | target/linux/generic/patches-4.1/401-mtd-add-support-for-different-partition-parser-types.patch | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/target/linux/generic/patches-4.1/401-mtd-add-support-for-different-partition-parser-types.patch b/target/linux/generic/patches-4.1/401-mtd-add-support-for-different-partition-parser-types.patch deleted file mode 100644 index 31dee98efd..0000000000 --- a/target/linux/generic/patches-4.1/401-mtd-add-support-for-different-partition-parser-types.patch +++ /dev/null @@ -1,113 +0,0 @@ -From 02cff0ccaa6d364f5c1eeea83f47ac80ccc967d4 Mon Sep 17 00:00:00 2001 -From: Gabor Juhos <juhosg@openwrt.org> -Date: Tue, 3 Sep 2013 18:11:50 +0200 -Subject: [PATCH] mtd: add support for different partition parser types - -Signed-off-by: Gabor Juhos <juhosg@openwrt.org> ---- - drivers/mtd/mtdpart.c | 56 ++++++++++++++++++++++++++++++++++++++++ - include/linux/mtd/partitions.h | 11 ++++++++ - 2 files changed, 67 insertions(+) - ---- a/drivers/mtd/mtdpart.c -+++ b/drivers/mtd/mtdpart.c -@@ -745,6 +745,30 @@ static struct mtd_part_parser *get_parti - - #define put_partition_parser(p) do { module_put((p)->owner); } while (0) - -+static struct mtd_part_parser * -+get_partition_parser_by_type(enum mtd_parser_type type, -+ struct mtd_part_parser *start) -+{ -+ struct mtd_part_parser *p, *ret = NULL; -+ -+ spin_lock(&part_parser_lock); -+ -+ p = list_prepare_entry(start, &part_parsers, list); -+ if (start) -+ put_partition_parser(start); -+ -+ list_for_each_entry_continue(p, &part_parsers, list) { -+ if (p->type == type && try_module_get(p->owner)) { -+ ret = p; -+ break; -+ } -+ } -+ -+ spin_unlock(&part_parser_lock); -+ -+ return ret; -+} -+ - void register_mtd_parser(struct mtd_part_parser *p) - { - spin_lock(&part_parser_lock); -@@ -860,6 +884,38 @@ int parse_mtd_partitions(struct mtd_info - return ret; - } - -+int parse_mtd_partitions_by_type(struct mtd_info *master, -+ enum mtd_parser_type type, -+ struct mtd_partition **pparts, -+ struct mtd_part_parser_data *data) -+{ -+ struct mtd_part_parser *prev = NULL; -+ int ret = 0; -+ -+ while (1) { -+ struct mtd_part_parser *parser; -+ -+ parser = get_partition_parser_by_type(type, prev); -+ if (!parser) -+ break; -+ -+ ret = (*parser->parse_fn)(master, pparts, data); -+ -+ if (ret > 0) { -+ put_partition_parser(parser); -+ printk(KERN_NOTICE -+ "%d %s partitions found on MTD device %s\n", -+ ret, parser->name, master->name); -+ break; -+ } -+ -+ prev = parser; -+ } -+ -+ return ret; -+} -+EXPORT_SYMBOL_GPL(parse_mtd_partitions_by_type); -+ - int mtd_is_partition(const struct mtd_info *mtd) - { - struct mtd_part *part; ---- a/include/linux/mtd/partitions.h -+++ b/include/linux/mtd/partitions.h -@@ -68,12 +68,17 @@ struct mtd_part_parser_data { - * Functions dealing with the various ways of partitioning the space - */ - -+enum mtd_parser_type { -+ MTD_PARSER_TYPE_DEVICE = 0, -+}; -+ - struct mtd_part_parser { - struct list_head list; - struct module *owner; - const char *name; - int (*parse_fn)(struct mtd_info *, struct mtd_partition **, - struct mtd_part_parser_data *); -+ enum mtd_parser_type type; - }; - - extern void register_mtd_parser(struct mtd_part_parser *parser); -@@ -87,4 +92,9 @@ uint64_t mtd_get_device_size(const struc - extern void __weak arch_split_mtd_part(struct mtd_info *master, - const char *name, int offset, int size); - -+int parse_mtd_partitions_by_type(struct mtd_info *master, -+ enum mtd_parser_type type, -+ struct mtd_partition **pparts, -+ struct mtd_part_parser_data *data); -+ - #endif |