yaffs2: Make checkpoint block scanning skip bad blocks.

[yaffs2.git] / yaffs_mtdif2_multi.c

diff --git a/yaffs_mtdif2_multi.c b/yaffs_mtdif2_multi.c
index 26609f7a3995efa167010a5fdff3e7934b5c5eda..18ac9921985ee7a3ffef684d4698cd2e54ae921d 100644 (file)
--- a/yaffs_mtdif2_multi.c
+++ b/yaffs_mtdif2_multi.c
@@ -1,7 +1,7 @@
 /*
  * YAFFS: Yet Another Flash File System. A NAND-flash specific file system.
  *
- * Copyright (C) 2002-2010 Aleph One Ltd.
+ * Copyright (C) 2002-2011 Aleph One Ltd.
  *   for Toby Churchill Ltd and Brightstar Engineering
  *
  * Created by Charles Manning <charles@aleph1.co.uk>
@@ -26,12 +26,18 @@
 
 #include "yaffs_linux.h"
 
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0))
+#define MTD_OPS_AUTO_OOB MTD_OOB_AUTO
+#endif
+
+
+
 /* NB For use with inband tags....
- * We assume that the data buffer is of size total_bytes_per_chunk so that we can also
- * use it to load the tags.
+ * We assume that the data buffer is of size total_bytes_per_chunk so
+ * that we can also use it to load the tags.
  */
 int nandmtd2_write_chunk_tags(struct yaffs_dev *dev, int nand_chunk,
-                             const u8 * data,
+                             const u8 *data,
                              const struct yaffs_ext_tags *tags)
 {
        struct mtd_info *mtd = yaffs_dev_to_mtd(dev);
@@ -51,10 +57,9 @@ int nandmtd2_write_chunk_tags(struct yaffs_dev *dev, int nand_chunk,
        void *packed_tags_ptr =
            dev->param.no_tags_ecc ? (void *)&pt.t : (void *)&pt;
 
-       T(YAFFS_TRACE_MTD,
-         (TSTR
-          ("nandmtd2_write_chunk_tags chunk %d data %p tags %p"
-           TENDSTR), nand_chunk, data, tags));
+       yaffs_trace(YAFFS_TRACE_MTD,
+               "nandmtd2_write_chunk_tags chunk %d data %p tags %p",
+               nand_chunk, data, tags);
 
        addr = ((loff_t) nand_chunk) * dev->param.total_bytes_per_chunk;
 
@@ -68,15 +73,15 @@ int nandmtd2_write_chunk_tags(struct yaffs_dev *dev, int nand_chunk,
                struct yaffs_packed_tags2_tags_only *pt2tp;
                pt2tp =
                    (struct yaffs_packed_tags2_tags_only *)(data +
-                                                           dev->
-                                                           data_bytes_per_chunk);
+                                                       dev->
+                                                       data_bytes_per_chunk);
                yaffs_pack_tags2_tags_only(pt2tp, tags);
        } else {
                yaffs_pack_tags2(&pt, tags, !dev->param.no_tags_ecc);
-        }
+       }
 
 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17))
-       ops.mode = MTD_OOB_AUTO;
+       ops.mode = MTD_OPS_AUTO_OOB;
        ops.ooblen = (dev->param.inband_tags) ? 0 : packed_tags_size;
        ops.len = dev->param.total_bytes_per_chunk;
        ops.ooboffs = 0;
@@ -103,7 +108,7 @@ int nandmtd2_write_chunk_tags(struct yaffs_dev *dev, int nand_chunk,
 }
 
 int nandmtd2_read_chunk_tags(struct yaffs_dev *dev, int nand_chunk,
-                            u8 * data, struct yaffs_ext_tags *tags)
+                            u8 *data, struct yaffs_ext_tags *tags)
 {
        struct mtd_info *mtd = yaffs_dev_to_mtd(dev);
 #if (MTD_VERSION_CODE > MTD_VERSION(2, 6, 17))
@@ -122,16 +127,15 @@ int nandmtd2_read_chunk_tags(struct yaffs_dev *dev, int nand_chunk,
        void *packed_tags_ptr =
            dev->param.no_tags_ecc ? (void *)&pt.t : (void *)&pt;
 
-       T(YAFFS_TRACE_MTD,
-         (TSTR
-          ("nandmtd2_read_chunk_tags chunk %d data %p tags %p"
-           TENDSTR), nand_chunk, data, tags));
+       yaffs_trace(YAFFS_TRACE_MTD,
+               "nandmtd2_read_chunk_tags chunk %d data %p tags %p",
+               nand_chunk, data, tags);
 
        if (dev->param.inband_tags) {
 
                if (!data) {
                        local_data = 1;
-                       data = yaffs_get_temp_buffer(dev, __LINE__);
+                       data = yaffs_get_temp_buffer(dev);
                }
 
        }
@@ -141,7 +145,7 @@ int nandmtd2_read_chunk_tags(struct yaffs_dev *dev, int nand_chunk,
                retval = mtd->read(mtd, addr, dev->param.total_bytes_per_chunk,
                                   &dummy, data);
        else if (tags) {
-               ops.mode = MTD_OOB_AUTO;
+               ops.mode = MTD_OPS_AUTO_OOB;
                ops.ooblen = packed_tags_size;
                ops.len = data ? dev->data_bytes_per_chunk : packed_tags_size;
                ops.ooboffs = 0;
@@ -170,8 +174,8 @@ int nandmtd2_read_chunk_tags(struct yaffs_dev *dev, int nand_chunk,
                if (tags) {
                        struct yaffs_packed_tags2_tags_only *pt2tp;
                        pt2tp =
-                           (struct yaffs_packed_tags2_tags_only *)&data[dev->
-                                                                        data_bytes_per_chunk];
+                               (struct yaffs_packed_tags2_tags_only *)
+                               &data[dev->data_bytes_per_chunk];
                        yaffs_unpack_tags2_tags_only(tags, pt2tp);
                }
        } else {
@@ -184,7 +188,7 @@ int nandmtd2_read_chunk_tags(struct yaffs_dev *dev, int nand_chunk,
        }
 
        if (local_data)
-               yaffs_release_temp_buffer(dev, data, __LINE__);
+               yaffs_release_temp_buffer(dev, data);
 
        if (tags && retval == -EBADMSG
            && tags->ecc_result == YAFFS_ECC_RESULT_NO_ERROR) {
@@ -206,8 +210,9 @@ int nandmtd2_mark_block_bad(struct yaffs_dev *dev, int block_no)
 {
        struct mtd_info *mtd = yaffs_dev_to_mtd(dev);
        int retval;
-       T(YAFFS_TRACE_MTD,
-         (TSTR("nandmtd2_mark_block_bad %d" TENDSTR), block_no));
+       yaffs_trace(YAFFS_TRACE_MTD,
+               "nandmtd2_mark_block_bad %d",
+               block_no);
 
        retval =
            mtd->block_markbad(mtd,
@@ -222,19 +227,19 @@ int nandmtd2_mark_block_bad(struct yaffs_dev *dev, int block_no)
 }
 
 int nandmtd2_query_block(struct yaffs_dev *dev, int block_no,
-                        enum yaffs_block_state *state, u32 * seq_number)
+                        enum yaffs_block_state *state, u32 *seq_number)
 {
        struct mtd_info *mtd = yaffs_dev_to_mtd(dev);
        int retval;
 
-       T(YAFFS_TRACE_MTD, (TSTR("nandmtd2_query_block %d" TENDSTR), block_no));
+       yaffs_trace(YAFFS_TRACE_MTD, "nandmtd2_query_block %d", block_no);
        retval =
            mtd->block_isbad(mtd,
                             block_no * dev->param.chunks_per_block *
                             dev->param.total_bytes_per_chunk);
 
        if (retval) {
-               T(YAFFS_TRACE_MTD, (TSTR("block is bad" TENDSTR)));
+               yaffs_trace(YAFFS_TRACE_MTD, "block is bad");
 
                *state = YAFFS_BLOCK_STATE_DEAD;
                *seq_number = 0;
@@ -245,17 +250,19 @@ int nandmtd2_query_block(struct yaffs_dev *dev, int block_no,
 
                if (t.chunk_used) {
                        *seq_number = t.seq_number;
-                       *state = YAFFS_BLOCK_STATE_NEEDS_SCANNING;
+                       *state = YAFFS_BLOCK_STATE_NEEDS_SCAN;
                } else {
                        *seq_number = 0;
                        *state = YAFFS_BLOCK_STATE_EMPTY;
                }
        }
-       T(YAFFS_TRACE_MTD,
-         (TSTR("block is bad seq %d state %d" TENDSTR), *seq_number, *state));
+       yaffs_trace(YAFFS_TRACE_MTD,
+               "block is bad seq %d state %d",
+               *seq_number, *state);
 
        if (retval == 0)
                return YAFFS_OK;
        else
                return YAFFS_FAIL;
 }
+