diff options
Diffstat (limited to 'target/linux/generic/patches-3.12/508-yaffs-3.3-use-mtd_-helpers.patch')
| -rw-r--r-- | target/linux/generic/patches-3.12/508-yaffs-3.3-use-mtd_-helpers.patch | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.12/508-yaffs-3.3-use-mtd_-helpers.patch b/target/linux/generic/patches-3.12/508-yaffs-3.3-use-mtd_-helpers.patch new file mode 100644 index 0000000..65d45a0 --- /dev/null +++ b/target/linux/generic/patches-3.12/508-yaffs-3.3-use-mtd_-helpers.patch @@ -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; |