diff options
| author | Artem Bityutskiy <artem.bityutskiy@linux.intel.com> | 2011-12-23 17:30:16 +0200 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2012-01-09 18:25:19 +0000 |
| commit | 329ad399a9b3adf52c90637b21ca029fcf7f8795 (patch) | |
| tree | 7aa7bb2609c25de7859c3a666f3ea90934609592 /drivers/mtd/ftl.c | |
| parent | 04c601bfa4cb29c968dcb66e44c799c9c01d8675 (diff) | |
mtd: introduce mtd_read interface
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/ftl.c')
| -rw-r--r-- | drivers/mtd/ftl.c | 41 |
1 files changed, 21 insertions, 20 deletions
diff --git a/drivers/mtd/ftl.c b/drivers/mtd/ftl.c index a982889277c8..12fd7ebd3fd8 100644 --- a/drivers/mtd/ftl.c +++ b/drivers/mtd/ftl.c @@ -168,8 +168,8 @@ static int scan_header(partition_t *part) (offset + sizeof(header)) < max_offset; offset += part->mbd.mtd->erasesize ? : 0x2000) { - err = part->mbd.mtd->read(part->mbd.mtd, offset, sizeof(header), &ret, - (unsigned char *)&header); + err = mtd_read(part->mbd.mtd, offset, sizeof(header), &ret, + (unsigned char *)&header); if (err) return err; @@ -224,8 +224,8 @@ static int build_maps(partition_t *part) for (i = 0; i < le16_to_cpu(part->header.NumEraseUnits); i++) { offset = ((i + le16_to_cpu(part->header.FirstPhysicalEUN)) << part->header.EraseUnitSize); - ret = part->mbd.mtd->read(part->mbd.mtd, offset, sizeof(header), &retval, - (unsigned char *)&header); + ret = mtd_read(part->mbd.mtd, offset, sizeof(header), &retval, + (unsigned char *)&header); if (ret) goto out_XferInfo; @@ -289,9 +289,9 @@ static int build_maps(partition_t *part) part->EUNInfo[i].Deleted = 0; offset = part->EUNInfo[i].Offset + le32_to_cpu(header.BAMOffset); - ret = part->mbd.mtd->read(part->mbd.mtd, offset, - part->BlocksPerUnit * sizeof(uint32_t), &retval, - (unsigned char *)part->bam_cache); + ret = mtd_read(part->mbd.mtd, offset, + part->BlocksPerUnit * sizeof(uint32_t), &retval, + (unsigned char *)part->bam_cache); if (ret) goto out_bam_cache; @@ -485,9 +485,9 @@ static int copy_erase_unit(partition_t *part, uint16_t srcunit, offset = eun->Offset + le32_to_cpu(part->header.BAMOffset); - ret = part->mbd.mtd->read(part->mbd.mtd, offset, - part->BlocksPerUnit * sizeof(uint32_t), - &retlen, (u_char *) (part->bam_cache)); + ret = mtd_read(part->mbd.mtd, offset, + part->BlocksPerUnit * sizeof(uint32_t), &retlen, + (u_char *)(part->bam_cache)); /* mark the cache bad, in case we get an error later */ part->bam_index = 0xffff; @@ -523,8 +523,8 @@ static int copy_erase_unit(partition_t *part, uint16_t srcunit, break; case BLOCK_DATA: case BLOCK_REPLACEMENT: - ret = part->mbd.mtd->read(part->mbd.mtd, src, SECTOR_SIZE, - &retlen, (u_char *) buf); + ret = mtd_read(part->mbd.mtd, src, SECTOR_SIZE, &retlen, + (u_char *)buf); if (ret) { printk(KERN_WARNING "ftl: Error reading old xfer unit in copy_erase_unit\n"); return ret; @@ -747,10 +747,11 @@ static uint32_t find_free(partition_t *part) /* Invalidate cache */ part->bam_index = 0xffff; - ret = part->mbd.mtd->read(part->mbd.mtd, - part->EUNInfo[eun].Offset + le32_to_cpu(part->header.BAMOffset), - part->BlocksPerUnit * sizeof(uint32_t), - &retlen, (u_char *) (part->bam_cache)); + ret = mtd_read(part->mbd.mtd, + part->EUNInfo[eun].Offset + le32_to_cpu(part->header.BAMOffset), + part->BlocksPerUnit * sizeof(uint32_t), + &retlen, + (u_char *)(part->bam_cache)); if (ret) { printk(KERN_WARNING"ftl: Error reading BAM in find_free\n"); @@ -810,8 +811,8 @@ static int ftl_read(partition_t *part, caddr_t buffer, else { offset = (part->EUNInfo[log_addr / bsize].Offset + (log_addr % bsize)); - ret = part->mbd.mtd->read(part->mbd.mtd, offset, SECTOR_SIZE, - &retlen, (u_char *) buffer); + ret = mtd_read(part->mbd.mtd, offset, SECTOR_SIZE, &retlen, + (u_char *)buffer); if (ret) { printk(KERN_WARNING "Error reading MTD device in ftl_read()\n"); @@ -849,8 +850,8 @@ static int set_bam_entry(partition_t *part, uint32_t log_addr, le32_to_cpu(part->header.BAMOffset)); #ifdef PSYCHO_DEBUG - ret = part->mbd.mtd->read(part->mbd.mtd, offset, sizeof(uint32_t), - &retlen, (u_char *)&old_addr); + ret = mtd_read(part->mbd.mtd, offset, sizeof(uint32_t), &retlen, + (u_char *)&old_addr); if (ret) { printk(KERN_WARNING"ftl: Error reading old_addr in set_bam_entry: %d\n",ret); return ret; |