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generic: use mtd_* helpers in the yaffs code

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Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34046 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2012-10-31 21:17:30 +00:00
parent 2c3fbebc9e
commit 7564e5cb37
2 changed files with 320 additions and 0 deletions
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160
target/linux/generic/patches-3.3/508-yaffs-3.3-use-mtd_-helpers.patch Normal file
View File

@ -0,0 +1,160 @@
--- a/fs/yaffs2/yaffs_mtdif1.c
+++ b/fs/yaffs2/yaffs_mtdif1.c
@@ -133,7 +133,7 @@ int nandmtd1_WriteChunkWithTagsToNAND(ya
ops.datbuf = (__u8 *)data;
ops.oobbuf = (__u8 *)&pt1;
- retval = mtd->write_oob(mtd, addr, &ops);
+ retval = mtd_write_oob(mtd, addr, &ops);
if (retval) {
T(YAFFS_TRACE_MTD,
(TSTR("write_oob failed, chunk %d, mtd error %d"TENDSTR),
@@ -194,7 +194,7 @@ int nandmtd1_ReadChunkWithTagsFromNAND(y
/* Read page and oob using MTD.
* Check status and determine ECC result.
*/
- retval = mtd->read_oob(mtd, addr, &ops);
+ retval = mtd_read_oob(mtd, addr, &ops);
if (retval) {
T(YAFFS_TRACE_MTD,
(TSTR("read_oob failed, chunk %d, mtd error %d"TENDSTR),
@@ -218,7 +218,7 @@ int nandmtd1_ReadChunkWithTagsFromNAND(y
/* fall into... */
default:
rettags(etags, YAFFS_ECC_RESULT_UNFIXED, 0);
- etags->block_bad = (mtd->block_isbad)(mtd, addr);
+ etags->block_bad = mtd_block_isbad(mtd, addr);
return YAFFS_FAIL;
}
@@ -286,7 +286,7 @@ int nandmtd1_MarkNANDBlockBad(struct yaf
T(YAFFS_TRACE_BAD_BLOCKS,(TSTR("marking block %d bad"TENDSTR), block_no));
- retval = mtd->block_markbad(mtd, (loff_t)blocksize * block_no);
+ retval = mtd_block_markbad(mtd, (loff_t)blocksize * block_no);
return (retval) ? YAFFS_FAIL : YAFFS_OK;
}
@@ -336,7 +336,7 @@ int nandmtd1_QueryNANDBlock(struct yaffs
return YAFFS_FAIL;
retval = nandmtd1_ReadChunkWithTagsFromNAND(dev, chunkNo, NULL, &etags);
- etags.block_bad = (mtd->block_isbad)(mtd, addr);
+ etags.block_bad = mtd_block_isbad(mtd, addr);
if (etags.block_bad) {
T(YAFFS_TRACE_BAD_BLOCKS,
(TSTR("block %d is marked bad"TENDSTR), block_no));
--- a/fs/yaffs2/yaffs_vfs_glue.c
+++ b/fs/yaffs2/yaffs_vfs_glue.c
@@ -2607,8 +2607,8 @@ static void yaffs_MTDPutSuper(struct sup
{
struct mtd_info *mtd = yaffs_dev_to_mtd(yaffs_SuperToDevice(sb));
- if (mtd->sync)
- mtd->sync(mtd);
+ if (mtd)
+ mtd_sync(mtd);
put_mtd_device(mtd);
}
--- a/fs/yaffs2/yaffs_mtdif2.c
+++ b/fs/yaffs2/yaffs_mtdif2.c
@@ -77,7 +77,7 @@ int nandmtd2_WriteChunkWithTagsToNAND(ya
ops.ooboffs = 0;
ops.datbuf = (__u8 *)data;
ops.oobbuf = (dev->param.inband_tags) ? NULL : packed_tags_ptr;
- retval = mtd->write_oob(mtd, addr, &ops);
+ retval = mtd_write_oob(mtd, addr, &ops);
#else
if (!dev->param.inband_tags) {
@@ -133,7 +133,7 @@ int nandmtd2_ReadChunkWithTagsFromNAND(y
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17))
if (dev->param.inband_tags || (data && !tags))
- retval = mtd->read(mtd, addr, dev->param.total_bytes_per_chunk,
+ retval = mtd_read(mtd, addr, dev->param.total_bytes_per_chunk,
&dummy, data);
else if (tags) {
ops.mode = MTD_OPS_AUTO_OOB;
@@ -142,7 +142,7 @@ int nandmtd2_ReadChunkWithTagsFromNAND(y
ops.ooboffs = 0;
ops.datbuf = data;
ops.oobbuf = yaffs_dev_to_lc(dev)->spareBuffer;
- retval = mtd->read_oob(mtd, addr, &ops);
+ retval = mtd_read_oob(mtd, addr, &ops);
}
#else
if (!dev->param.inband_tags && data && tags) {
@@ -201,7 +201,7 @@ int nandmtd2_MarkNANDBlockBad(struct yaf
(TSTR("nandmtd2_MarkNANDBlockBad %d" TENDSTR), block_no));
retval =
- mtd->block_markbad(mtd,
+ mtd_block_markbad(mtd,
block_no * dev->param.chunks_per_block *
dev->param.total_bytes_per_chunk);
@@ -221,7 +221,7 @@ int nandmtd2_QueryNANDBlock(struct yaffs
T(YAFFS_TRACE_MTD,
(TSTR("nandmtd2_QueryNANDBlock %d" TENDSTR), block_no));
retval =
- mtd->block_isbad(mtd,
+ mtd_block_isbad(mtd,
block_no * dev->param.chunks_per_block *
dev->param.total_bytes_per_chunk);
--- a/fs/yaffs2/yaffs_mtdif.h
+++ b/fs/yaffs2/yaffs_mtdif.h
@@ -31,4 +31,39 @@ int nandmtd_InitialiseNAND(yaffs_dev_t *
#define MTD_OPS_AUTO_OOB MTD_OOB_AUTO
#endif
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 3, 0))
+static inline int mtd_erase(struct mdt_info *mtd, struct erase_info *ei)
+{
+ return mtd->erase(mtd, ei);
+}
+
+static inline int mtd_block_markbad(struct mtd_info *mtd, loff_t ofs)
+{
+ return mtd->block_mark_bad(mtd, ofs);
+}
+
+static inline int mtd_block_isbad(struct mtd_info *mtd, loff_t ofs)
+{
+ return mtd->block_is_bad(mtd, ofs);
+}
+
+static inline int mtd_read_oob(struct mtd_info *mtd, loff_t from,
+ struct mtd_oob_ops *ops)
+{
+ return mtd->read_oob(mtd, from, ops);
+}
+
+static inline int mtd_write_oob(struct mtd_info *mtd, loff_t to,
+ struct mtd_oob_ops *ops)
+{
+ return mtd->write_oob(mtd, to, ops);
+}
+
+static inline void mtd_sync(struct mtd_info *mtd)
+{
+ if (mtd->sync)
+ mtd->sync(mtd);
+}
+#endif
+
#endif
--- a/fs/yaffs2/yaffs_mtdif.c
+++ b/fs/yaffs2/yaffs_mtdif.c
@@ -41,7 +41,7 @@ int nandmtd_EraseBlockInNAND(yaffs_dev_t
ei.callback = NULL;
ei.priv = (u_long) dev;
- retval = mtd->erase(mtd, &ei);
+ retval = mtd_erase(mtd, &ei);
if (retval == 0)
return YAFFS_OK;

160
target/linux/generic/patches-3.6/508-yaffs-3.3-use-mtd_-helpers.patch Normal file
View File

@ -0,0 +1,160 @@
--- a/fs/yaffs2/yaffs_mtdif1.c
+++ b/fs/yaffs2/yaffs_mtdif1.c
@@ -133,7 +133,7 @@ int nandmtd1_WriteChunkWithTagsToNAND(ya
ops.datbuf = (__u8 *)data;
ops.oobbuf = (__u8 *)&pt1;
- retval = mtd->write_oob(mtd, addr, &ops);
+ retval = mtd_write_oob(mtd, addr, &ops);
if (retval) {
T(YAFFS_TRACE_MTD,
(TSTR("write_oob failed, chunk %d, mtd error %d"TENDSTR),
@@ -194,7 +194,7 @@ int nandmtd1_ReadChunkWithTagsFromNAND(y
/* Read page and oob using MTD.
* Check status and determine ECC result.
*/
- retval = mtd->read_oob(mtd, addr, &ops);
+ retval = mtd_read_oob(mtd, addr, &ops);
if (retval) {
T(YAFFS_TRACE_MTD,
(TSTR("read_oob failed, chunk %d, mtd error %d"TENDSTR),
@@ -218,7 +218,7 @@ int nandmtd1_ReadChunkWithTagsFromNAND(y
/* fall into... */
default:
rettags(etags, YAFFS_ECC_RESULT_UNFIXED, 0);
- etags->block_bad = (mtd->block_isbad)(mtd, addr);
+ etags->block_bad = mtd_block_isbad(mtd, addr);
return YAFFS_FAIL;
}
@@ -286,7 +286,7 @@ int nandmtd1_MarkNANDBlockBad(struct yaf
T(YAFFS_TRACE_BAD_BLOCKS,(TSTR("marking block %d bad"TENDSTR), block_no));
- retval = mtd->block_markbad(mtd, (loff_t)blocksize * block_no);
+ retval = mtd_block_markbad(mtd, (loff_t)blocksize * block_no);
return (retval) ? YAFFS_FAIL : YAFFS_OK;
}
@@ -336,7 +336,7 @@ int nandmtd1_QueryNANDBlock(struct yaffs
return YAFFS_FAIL;
retval = nandmtd1_ReadChunkWithTagsFromNAND(dev, chunkNo, NULL, &etags);
- etags.block_bad = (mtd->block_isbad)(mtd, addr);
+ etags.block_bad = mtd_block_isbad(mtd, addr);
if (etags.block_bad) {
T(YAFFS_TRACE_BAD_BLOCKS,
(TSTR("block %d is marked bad"TENDSTR), block_no));
--- a/fs/yaffs2/yaffs_vfs_glue.c
+++ b/fs/yaffs2/yaffs_vfs_glue.c
@@ -2607,8 +2607,8 @@ static void yaffs_MTDPutSuper(struct sup
{
struct mtd_info *mtd = yaffs_dev_to_mtd(yaffs_SuperToDevice(sb));
- if (mtd->sync)
- mtd->sync(mtd);
+ if (mtd)
+ mtd_sync(mtd);
put_mtd_device(mtd);
}
--- a/fs/yaffs2/yaffs_mtdif2.c
+++ b/fs/yaffs2/yaffs_mtdif2.c
@@ -77,7 +77,7 @@ int nandmtd2_WriteChunkWithTagsToNAND(ya
ops.ooboffs = 0;
ops.datbuf = (__u8 *)data;
ops.oobbuf = (dev->param.inband_tags) ? NULL : packed_tags_ptr;
- retval = mtd->write_oob(mtd, addr, &ops);
+ retval = mtd_write_oob(mtd, addr, &ops);
#else
if (!dev->param.inband_tags) {
@@ -133,7 +133,7 @@ int nandmtd2_ReadChunkWithTagsFromNAND(y
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17))
if (dev->param.inband_tags || (data && !tags))
- retval = mtd->read(mtd, addr, dev->param.total_bytes_per_chunk,
+ retval = mtd_read(mtd, addr, dev->param.total_bytes_per_chunk,
&dummy, data);
else if (tags) {
ops.mode = MTD_OPS_AUTO_OOB;
@@ -142,7 +142,7 @@ int nandmtd2_ReadChunkWithTagsFromNAND(y
ops.ooboffs = 0;
ops.datbuf = data;
ops.oobbuf = yaffs_dev_to_lc(dev)->spareBuffer;
- retval = mtd->read_oob(mtd, addr, &ops);
+ retval = mtd_read_oob(mtd, addr, &ops);
}
#else
if (!dev->param.inband_tags && data && tags) {
@@ -201,7 +201,7 @@ int nandmtd2_MarkNANDBlockBad(struct yaf
(TSTR("nandmtd2_MarkNANDBlockBad %d" TENDSTR), block_no));
retval =
- mtd->block_markbad(mtd,
+ mtd_block_markbad(mtd,
block_no * dev->param.chunks_per_block *
dev->param.total_bytes_per_chunk);
@@ -221,7 +221,7 @@ int nandmtd2_QueryNANDBlock(struct yaffs
T(YAFFS_TRACE_MTD,
(TSTR("nandmtd2_QueryNANDBlock %d" TENDSTR), block_no));
retval =
- mtd->block_isbad(mtd,
+ mtd_block_isbad(mtd,
block_no * dev->param.chunks_per_block *
dev->param.total_bytes_per_chunk);
--- a/fs/yaffs2/yaffs_mtdif.h
+++ b/fs/yaffs2/yaffs_mtdif.h
@@ -31,4 +31,39 @@ int nandmtd_InitialiseNAND(yaffs_dev_t *
#define MTD_OPS_AUTO_OOB MTD_OOB_AUTO
#endif
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 3, 0))
+static inline int mtd_erase(struct mdt_info *mtd, struct erase_info *ei)
+{
+ return mtd->erase(mtd, ei);
+}
+
+static inline int mtd_block_markbad(struct mtd_info *mtd, loff_t ofs)
+{
+ return mtd->block_mark_bad(mtd, ofs);
+}
+
+static inline int mtd_block_isbad(struct mtd_info *mtd, loff_t ofs)
+{
+ return mtd->block_is_bad(mtd, ofs);
+}
+
+static inline int mtd_read_oob(struct mtd_info *mtd, loff_t from,
+ struct mtd_oob_ops *ops)
+{
+ return mtd->read_oob(mtd, from, ops);
+}
+
+static inline int mtd_write_oob(struct mtd_info *mtd, loff_t to,
+ struct mtd_oob_ops *ops)
+{
+ return mtd->write_oob(mtd, to, ops);
+}
+
+static inline void mtd_sync(struct mtd_info *mtd)
+{
+ if (mtd->sync)
+ mtd->sync(mtd);
+}
+#endif
+
#endif
--- a/fs/yaffs2/yaffs_mtdif.c
+++ b/fs/yaffs2/yaffs_mtdif.c
@@ -41,7 +41,7 @@ int nandmtd_EraseBlockInNAND(yaffs_dev_t
ei.callback = NULL;
ei.priv = (u_long) dev;
- retval = mtd->erase(mtd, &ei);
+ retval = mtd_erase(mtd, &ei);
if (retval == 0)
return YAFFS_OK;