-
-/* default_mtd_readv - default mtd readv method for MTD devices that dont
- * implement their own
- */
-
-int default_mtd_readv(struct mtd_info *mtd, struct kvec *vecs,
- unsigned long count, loff_t from, size_t *retlen)
-{
- unsigned long i;
- size_t totlen = 0, thislen;
- int ret = 0;
-
- if(!mtd->read) {
- ret = -EIO;
- } else {
- for (i=0; i<count; i++) {
- if (!vecs[i].iov_len)
- continue;
- ret = mtd->read(mtd, from, vecs[i].iov_len, &thislen, vecs[i].iov_base);
- totlen += thislen;
- if (ret || thislen != vecs[i].iov_len)
- break;
- from += vecs[i].iov_len;
- }
- }
- if (retlen)
- *retlen = totlen;
- return ret;
-}
-
-