mtd->_block_markbad = mtk_bmt_block_markbad;
}
+static int mtk_bmt_debug_repair(void *data, u64 val)
+{
+ int block = val >> bmtd.blk_shift;
+ int prev_block, new_block;
+
+ prev_block = bmtd.ops->get_mapping_block(block);
+ if (prev_block < 0)
+ return -EIO;
+
+ bmtd.ops->unmap_block(block);
+ new_block = bmtd.ops->get_mapping_block(block);
+ if (new_block < 0)
+ return -EIO;
+
+ if (prev_block == new_block)
+ return 0;
+
+ bbt_nand_erase(new_block);
+ bbt_nand_copy(new_block, prev_block, bmtd.blk_size);
+
+ return 0;
+}
+
static int mtk_bmt_debug_mark_good(void *data, u64 val)
{
- bmtd.ops->unmap_block(val >> bmtd.blk_shift);
+ bmtd.ops->unmap_block(val >> bmtd.blk_shift);
return 0;
}
}
+DEFINE_DEBUGFS_ATTRIBUTE(fops_repair, NULL, mtk_bmt_debug_repair, "%llu\n");
DEFINE_DEBUGFS_ATTRIBUTE(fops_mark_good, NULL, mtk_bmt_debug_mark_good, "%llu\n");
DEFINE_DEBUGFS_ATTRIBUTE(fops_mark_bad, NULL, mtk_bmt_debug_mark_bad, "%llu\n");
DEFINE_DEBUGFS_ATTRIBUTE(fops_debug, NULL, mtk_bmt_debug, "%llu\n");
if (!dir)
return;
+ debugfs_create_file_unsafe("repair", S_IWUSR, dir, NULL, &fops_repair);
debugfs_create_file_unsafe("mark_good", S_IWUSR, dir, NULL, &fops_mark_good);
debugfs_create_file_unsafe("mark_bad", S_IWUSR, dir, NULL, &fops_mark_bad);
debugfs_create_file_unsafe("debug", S_IWUSR, dir, NULL, &fops_debug);