Commit 01f9c724 authored by Brian Norris's avatar Brian Norris
Browse files

mtd: partitions: factor out code calling parser 



This code is going to be reused for parsers matched using OF so let's
factor it out to make this easier.

Signed-off-by: default avatarBrian Norris <computersforpeace@gmail.com>
Signed-off-by: default avatarRafał Miłecki <rafal@milecki.pl>
Acked-by: default avatarBrian Norris <computersforpeace@gmail.com>
parent df1d1788

drivers/mtd/mtdpart.c

+24 −9
Original line number Diff line number Diff line
@@ -807,6 +807,27 @@ static const char * const default_mtd_part_types[] = { 
	NULL

};



static int mtd_part_do_parse(struct mtd_part_parser *parser,

			     struct mtd_info *master,

			     struct mtd_partitions *pparts,

			     struct mtd_part_parser_data *data)

{

	int ret;



	ret = (*parser->parse_fn)(master, &pparts->parts, data);

	pr_debug("%s: parser %s: %i\n", master->name, parser->name, ret);

	if (ret <= 0)

		return ret;



	pr_notice("%d %s partitions found on MTD device %s\n", ret,

		  parser->name, master->name);



	pparts->nr_parts = ret;

	pparts->parser = parser;



	return ret;

}



/**

 * parse_mtd_partitions - parse MTD partitions

 * @master: the master partition (describes whole MTD device)
@@ -847,16 +868,10 @@ int parse_mtd_partitions(struct mtd_info *master, const char *const *types, 
			 parser ? parser->name : NULL);

		if (!parser)

			continue;

		ret = (*parser->parse_fn)(master, &pparts->parts, data);

		pr_debug("%s: parser %s: %i\n",

			 master->name, parser->name, ret);

		if (ret > 0) {

			printk(KERN_NOTICE "%d %s partitions found on MTD device %s\n",

			       ret, parser->name, master->name);

			pparts->nr_parts = ret;

			pparts->parser = parser;

		ret = mtd_part_do_parse(parser, master, pparts, data);

		/* Found partitions! */

		if (ret > 0)

			return 0;

		}

		mtd_part_parser_put(parser);

		/*

		 * Stash the first error we see; only report it if no parser

CRA Git | Maintained and supported by SUSTech CRA and CCSE