Lines Matching refs:mtd
38 struct mtd_info mtd; member
62 concat_read(struct mtd_info *mtd, loff_t from, size_t len, in concat_read() argument
65 struct mtd_concat *concat = CONCAT(mtd); in concat_read()
95 mtd->ecc_stats.failed++; in concat_read()
98 mtd->ecc_stats.corrected++; in concat_read()
118 concat_write(struct mtd_info *mtd, loff_t to, size_t len, in concat_write() argument
121 struct mtd_concat *concat = CONCAT(mtd); in concat_write()
161 concat_writev(struct mtd_info *mtd, const struct kvec *vecs, in concat_writev() argument
164 struct mtd_concat *concat = CONCAT(mtd); in concat_writev()
176 if (mtd->writesize > 1) { in concat_writev()
178 if (do_div(__to, mtd->writesize) || (total_len % mtd->writesize)) in concat_writev()
237 concat_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops) in concat_read_oob() argument
239 struct mtd_concat *concat = CONCAT(mtd); in concat_read_oob()
264 mtd->ecc_stats.failed++; in concat_read_oob()
267 mtd->ecc_stats.corrected++; in concat_read_oob()
294 concat_write_oob(struct mtd_info *mtd, loff_t to, struct mtd_oob_ops *ops) in concat_write_oob() argument
296 struct mtd_concat *concat = CONCAT(mtd); in concat_write_oob()
300 if (!(mtd->flags & MTD_WRITEABLE)) in concat_write_oob()
347 static int concat_dev_erase(struct mtd_info *mtd, struct erase_info *erase) in concat_dev_erase() argument
358 erase->mtd = mtd; in concat_dev_erase()
366 err = mtd_erase(mtd, erase); in concat_dev_erase()
381 static int concat_erase(struct mtd_info *mtd, struct erase_info *instr) in concat_erase() argument
383 struct mtd_concat *concat = CONCAT(mtd); in concat_erase()
395 if (!concat->mtd.numeraseregions) { in concat_erase()
397 if (instr->addr & (concat->mtd.erasesize - 1)) in concat_erase()
399 if (instr->len & (concat->mtd.erasesize - 1)) in concat_erase()
404 concat->mtd.eraseregions; in concat_erase()
409 for (i = 0; i < concat->mtd.numeraseregions && in concat_erase()
424 for (; i < concat->mtd.numeraseregions && in concat_erase()
504 static int concat_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len) in concat_lock() argument
506 struct mtd_concat *concat = CONCAT(mtd); in concat_lock()
538 static int concat_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len) in concat_unlock() argument
540 struct mtd_concat *concat = CONCAT(mtd); in concat_unlock()
572 static void concat_sync(struct mtd_info *mtd) in concat_sync() argument
574 struct mtd_concat *concat = CONCAT(mtd); in concat_sync()
584 static int concat_suspend(struct mtd_info *mtd) in concat_suspend() argument
586 struct mtd_concat *concat = CONCAT(mtd); in concat_suspend()
597 static void concat_resume(struct mtd_info *mtd) in concat_resume() argument
599 struct mtd_concat *concat = CONCAT(mtd); in concat_resume()
609 static int concat_block_isbad(struct mtd_info *mtd, loff_t ofs) in concat_block_isbad() argument
611 struct mtd_concat *concat = CONCAT(mtd); in concat_block_isbad()
632 static int concat_block_markbad(struct mtd_info *mtd, loff_t ofs) in concat_block_markbad() argument
634 struct mtd_concat *concat = CONCAT(mtd); in concat_block_markbad()
647 mtd->ecc_stats.badblocks++; in concat_block_markbad()
658 static unsigned long concat_get_unmapped_area(struct mtd_info *mtd, in concat_get_unmapped_area() argument
663 struct mtd_concat *concat = CONCAT(mtd); in concat_get_unmapped_area()
721 concat->mtd.type = subdev[0]->type; in mtd_concat_create()
722 concat->mtd.flags = subdev[0]->flags; in mtd_concat_create()
723 concat->mtd.size = subdev[0]->size; in mtd_concat_create()
724 concat->mtd.erasesize = subdev[0]->erasesize; in mtd_concat_create()
725 concat->mtd.writesize = subdev[0]->writesize; in mtd_concat_create()
730 concat->mtd.writebufsize = max_writebufsize; in mtd_concat_create()
732 concat->mtd.subpage_sft = subdev[0]->subpage_sft; in mtd_concat_create()
733 concat->mtd.oobsize = subdev[0]->oobsize; in mtd_concat_create()
734 concat->mtd.oobavail = subdev[0]->oobavail; in mtd_concat_create()
737 concat->mtd._writev = concat_writev; in mtd_concat_create()
740 concat->mtd._read_oob = concat_read_oob; in mtd_concat_create()
742 concat->mtd._write_oob = concat_write_oob; in mtd_concat_create()
744 concat->mtd._block_isbad = concat_block_isbad; in mtd_concat_create()
746 concat->mtd._block_markbad = concat_block_markbad; in mtd_concat_create()
748 concat->mtd.ecc_stats.badblocks = subdev[0]->ecc_stats.badblocks; in mtd_concat_create()
751 concat->mtd.backing_dev_info = subdev[0]->backing_dev_info; in mtd_concat_create()
757 if (concat->mtd.type != subdev[i]->type) { in mtd_concat_create()
763 if (concat->mtd.flags != subdev[i]->flags) { in mtd_concat_create()
768 if ((concat->mtd.flags ^ subdev[i]-> in mtd_concat_create()
777 concat->mtd.flags |= in mtd_concat_create()
785 if (concat->mtd.backing_dev_info != in mtd_concat_create()
787 concat->mtd.backing_dev_info = in mtd_concat_create()
791 concat->mtd.size += subdev[i]->size; in mtd_concat_create()
792 concat->mtd.ecc_stats.badblocks += in mtd_concat_create()
794 if (concat->mtd.writesize != subdev[i]->writesize || in mtd_concat_create()
795 concat->mtd.subpage_sft != subdev[i]->subpage_sft || in mtd_concat_create()
796 concat->mtd.oobsize != subdev[i]->oobsize || in mtd_concat_create()
797 !concat->mtd._read_oob != !subdev[i]->_read_oob || in mtd_concat_create()
798 !concat->mtd._write_oob != !subdev[i]->_write_oob) { in mtd_concat_create()
808 concat->mtd.ecclayout = subdev[0]->ecclayout; in mtd_concat_create()
811 concat->mtd.name = name; in mtd_concat_create()
813 concat->mtd._erase = concat_erase; in mtd_concat_create()
814 concat->mtd._read = concat_read; in mtd_concat_create()
815 concat->mtd._write = concat_write; in mtd_concat_create()
816 concat->mtd._sync = concat_sync; in mtd_concat_create()
817 concat->mtd._lock = concat_lock; in mtd_concat_create()
818 concat->mtd._unlock = concat_unlock; in mtd_concat_create()
820 concat->mtd._suspend = concat_suspend; in mtd_concat_create()
821 concat->mtd._resume = concat_resume; in mtd_concat_create()
823 concat->mtd._get_unmapped_area = concat_get_unmapped_area; in mtd_concat_create()
867 concat->mtd.erasesize = curr_erasesize; in mtd_concat_create()
868 concat->mtd.numeraseregions = 0; in mtd_concat_create()
879 concat->mtd.erasesize = max_erasesize; in mtd_concat_create()
880 concat->mtd.numeraseregions = num_erase_region; in mtd_concat_create()
881 concat->mtd.eraseregions = erase_region_p = in mtd_concat_create()
952 return &concat->mtd; in mtd_concat_create()
959 void mtd_concat_destroy(struct mtd_info *mtd) in mtd_concat_destroy() argument
961 struct mtd_concat *concat = CONCAT(mtd); in mtd_concat_destroy()
962 if (concat->mtd.numeraseregions) in mtd_concat_destroy()
963 kfree(concat->mtd.eraseregions); in mtd_concat_destroy()