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-rw-r--r--cmd/disk.c6
-rw-r--r--cmd/ide.c4
-rw-r--r--cmd/read.c2
-rw-r--r--cmd/usb.c6
-rw-r--r--common/fb_mmc.c5
-rw-r--r--disk/part_amiga.c9
-rw-r--r--disk/part_dos.c8
-rw-r--r--disk/part_efi.c34
-rw-r--r--disk/part_iso.c6
-rw-r--r--disk/part_mac.c9
-rw-r--r--fs/ext4/dev.c23
-rw-r--r--fs/ext4/ext4_common.c27
-rw-r--r--fs/fat/fat.c6
-rw-r--r--fs/fat/fat_write.c5
-rw-r--r--include/blk.h29
-rw-r--r--test/dm/usb.c2
16 files changed, 94 insertions, 87 deletions
diff --git a/cmd/disk.c b/cmd/disk.c
index 27ed115d2f..e0219f810e 100644
--- a/cmd/disk.c
+++ b/cmd/disk.c
@@ -56,7 +56,7 @@ int common_diskboot(cmd_tbl_t *cmdtp, const char *intf, int argc,
", Block Size: %ld\n",
info.start, info.size, info.blksz);
- if (dev_desc->block_read(dev_desc, info.start, 1, (ulong *)addr) != 1) {
+ if (blk_dread(dev_desc, info.start, 1, (ulong *)addr) != 1) {
printf("** Read error on %d:%d\n", dev, part);
bootstage_error(BOOTSTAGE_ID_IDE_PART_READ);
return 1;
@@ -100,8 +100,8 @@ int common_diskboot(cmd_tbl_t *cmdtp, const char *intf, int argc,
cnt /= info.blksz;
cnt -= 1;
- if (dev_desc->block_read(dev_desc, info.start + 1, cnt,
- (ulong *)(addr + info.blksz)) != cnt) {
+ if (blk_dread(dev_desc, info.start + 1, cnt,
+ (ulong *)(addr + info.blksz)) != cnt) {
printf("** Read error on %d:%d\n", dev, part);
bootstage_error(BOOTSTAGE_ID_IDE_READ);
return 1;
diff --git a/cmd/ide.c b/cmd/ide.c
index dfd55480b7..c4c08c8855 100644
--- a/cmd/ide.c
+++ b/cmd/ide.c
@@ -10,6 +10,7 @@
*/
#include <common.h>
+#include <blk.h>
#include <config.h>
#include <watchdog.h>
#include <command.h>
@@ -203,8 +204,7 @@ int do_ide(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
#endif
dev_desc = &ide_dev_desc[curr_device];
- n = dev_desc->block_read(dev_desc, blk, cnt,
- (ulong *)addr);
+ n = blk_dread(dev_desc, blk, cnt, (ulong *)addr);
/* flush cache after read */
flush_cache(addr,
cnt * ide_dev_desc[curr_device].blksz);
diff --git a/cmd/read.c b/cmd/read.c
index f8d766a713..61d8ce73e4 100644
--- a/cmd/read.c
+++ b/cmd/read.c
@@ -66,7 +66,7 @@ int do_read(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
return 1;
}
- if (dev_desc->block_read(dev_desc, offset + blk, cnt, addr) < 0) {
+ if (blk_read(dev_desc, offset + blk, cnt, addr) < 0) {
printf("Error reading blocks\n");
return 1;
}
diff --git a/cmd/usb.c b/cmd/usb.c
index 53fd6adb00..9ed5dc61ea 100644
--- a/cmd/usb.c
+++ b/cmd/usb.c
@@ -759,8 +759,7 @@ static int do_usb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
printf("\nUSB read: device %d block # %ld, count %ld"
" ... ", usb_stor_curr_dev, blk, cnt);
stor_dev = usb_stor_get_dev(usb_stor_curr_dev);
- n = stor_dev->block_read(stor_dev, blk, cnt,
- (ulong *)addr);
+ n = blk_dread(stor_dev, blk, cnt, (ulong *)addr);
printf("%ld blocks read: %s\n", n,
(n == cnt) ? "OK" : "ERROR");
if (n == cnt)
@@ -781,8 +780,7 @@ static int do_usb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
printf("\nUSB write: device %d block # %ld, count %ld"
" ... ", usb_stor_curr_dev, blk, cnt);
stor_dev = usb_stor_get_dev(usb_stor_curr_dev);
- n = stor_dev->block_write(stor_dev, blk, cnt,
- (ulong *)addr);
+ n = blk_dwrite(stor_dev, blk, cnt, (ulong *)addr);
printf("%ld blocks write: %s\n", n,
(n == cnt) ? "OK" : "ERROR");
if (n == cnt)
diff --git a/common/fb_mmc.c b/common/fb_mmc.c
index da7949f6f0..e3abcc85be 100644
--- a/common/fb_mmc.c
+++ b/common/fb_mmc.c
@@ -6,6 +6,7 @@
#include <config.h>
#include <common.h>
+#include <blk.h>
#include <errno.h>
#include <fastboot.h>
#include <fb_mmc.h>
@@ -58,7 +59,7 @@ static int fb_mmc_sparse_write(struct sparse_storage *storage,
struct blk_desc *dev_desc = sparse->dev_desc;
int ret;
- ret = dev_desc->block_write(dev_desc, offset, size, data);
+ ret = blk_dwrite(dev_desc, offset, size, data);
if (!ret)
return -EIO;
@@ -84,7 +85,7 @@ static void write_raw_image(struct blk_desc *dev_desc, disk_partition_t *info,
puts("Flashing Raw Image\n");
- blks = dev_desc->block_write(dev_desc, info->start, blkcnt, buffer);
+ blks = blk_dwrite(dev_desc, info->start, blkcnt, buffer);
if (blks != blkcnt) {
error("failed writing to device %d\n", dev_desc->devnum);
fastboot_fail(response_str, "failed writing to device");
diff --git a/disk/part_amiga.c b/disk/part_amiga.c
index d323b4bc1e..4a67689c75 100644
--- a/disk/part_amiga.c
+++ b/disk/part_amiga.c
@@ -140,7 +140,7 @@ struct rigid_disk_block *get_rdisk(struct blk_desc *dev_desc)
for (i=0; i<limit; i++)
{
- ulong res = dev_desc->block_read(dev_desc, i, 1, (ulong *)block_buffer);
+ ulong res = blk_dread(dev_desc, i, 1, (ulong *)block_buffer);
if (res == 1)
{
struct rigid_disk_block *trdb = (struct rigid_disk_block *)block_buffer;
@@ -182,7 +182,7 @@ struct bootcode_block *get_bootcode(struct blk_desc *dev_desc)
for (i = 0; i < limit; i++)
{
- ulong res = dev_desc->block_read(dev_desc, i, 1, (ulong *)block_buffer);
+ ulong res = blk_dread(dev_desc, i, 1, (ulong *)block_buffer);
if (res == 1)
{
struct bootcode_block *boot = (struct bootcode_block *)block_buffer;
@@ -258,8 +258,7 @@ static struct partition_block *find_partition(struct blk_desc *dev_desc,
while (block != 0xFFFFFFFF)
{
- ulong res = dev_desc->block_read(dev_desc, block, 1,
- (ulong *)block_buffer);
+ ulong res = blk_dread(dev_desc, block, 1, (ulong *)block_buffer);
if (res == 1)
{
p = (struct partition_block *)block_buffer;
@@ -355,7 +354,7 @@ static void print_part_amiga(struct blk_desc *dev_desc)
PRINTF("Trying to load block #0x%X\n", block);
- res = dev_desc->block_read(dev_desc, block, 1, (ulong *)block_buffer);
+ res = blk_dread(dev_desc, block, 1, (ulong *)block_buffer);
if (res == 1)
{
p = (struct partition_block *)block_buffer;
diff --git a/disk/part_dos.c b/disk/part_dos.c
index 5f8d949b84..0ed1374ab7 100644
--- a/disk/part_dos.c
+++ b/disk/part_dos.c
@@ -91,7 +91,7 @@ static int test_part_dos(struct blk_desc *dev_desc)
{
ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, dev_desc->blksz);
- if (dev_desc->block_read(dev_desc, 0, 1, (ulong *)buffer) != 1)
+ if (blk_dread(dev_desc, 0, 1, (ulong *)buffer) != 1)
return -1;
if (test_block_type(buffer) != DOS_MBR)
@@ -111,8 +111,7 @@ static void print_partition_extended(struct blk_desc *dev_desc,
dos_partition_t *pt;
int i;
- if (dev_desc->block_read(dev_desc, ext_part_sector, 1,
- (ulong *)buffer) != 1) {
+ if (blk_dread(dev_desc, ext_part_sector, 1, (ulong *)buffer) != 1) {
printf ("** Can't read partition table on %d:" LBAFU " **\n",
dev_desc->devnum, ext_part_sector);
return;
@@ -177,8 +176,7 @@ static int part_get_info_extended(struct blk_desc *dev_desc,
int i;
int dos_type;
- if (dev_desc->block_read(dev_desc, ext_part_sector, 1,
- (ulong *)buffer) != 1) {
+ if (blk_dread(dev_desc, ext_part_sector, 1, (ulong *)buffer) != 1) {
printf ("** Can't read partition table on %d:" LBAFU " **\n",
dev_desc->devnum, ext_part_sector);
return -1;
diff --git a/disk/part_efi.c b/disk/part_efi.c
index ae8cd7ea58..b20907b377 100644
--- a/disk/part_efi.c
+++ b/disk/part_efi.c
@@ -324,7 +324,7 @@ static int test_part_efi(struct blk_desc *dev_desc)
ALLOC_CACHE_ALIGN_BUFFER_PAD(legacy_mbr, legacymbr, 1, dev_desc->blksz);
/* Read legacy MBR from block 0 and validate it */
- if ((dev_desc->block_read(dev_desc, 0, 1, (ulong *)legacymbr) != 1)
+ if ((blk_dread(dev_desc, 0, 1, (ulong *)legacymbr) != 1)
|| (is_pmbr_valid(legacymbr) != 1)) {
return -1;
}
@@ -354,7 +354,7 @@ static int set_protective_mbr(struct blk_desc *dev_desc)
p_mbr->partition_record[0].nr_sects = (u32) dev_desc->lba - 1;
/* Write MBR sector to the MMC device */
- if (dev_desc->block_write(dev_desc, 0, 1, p_mbr) != 1) {
+ if (blk_dwrite(dev_desc, 0, 1, p_mbr) != 1) {
printf("** Can't write to device %d **\n",
dev_desc->devnum);
return -1;
@@ -386,24 +386,21 @@ int write_gpt_table(struct blk_desc *dev_desc,
gpt_h->header_crc32 = cpu_to_le32(calc_crc32);
/* Write the First GPT to the block right after the Legacy MBR */
- if (dev_desc->block_write(dev_desc, 1, 1, gpt_h) != 1)
+ if (blk_dwrite(dev_desc, 1, 1, gpt_h) != 1)
goto err;
- if (dev_desc->block_write(dev_desc, 2, pte_blk_cnt, gpt_e)
+ if (blk_dwrite(dev_desc, 2, pte_blk_cnt, gpt_e)
!= pte_blk_cnt)
goto err;
prepare_backup_gpt_header(gpt_h);
- if (dev_desc->block_write(dev_desc,
- (lbaint_t)le64_to_cpu(gpt_h->last_usable_lba)
- + 1,
- pte_blk_cnt, gpt_e) != pte_blk_cnt)
+ if (blk_dwrite(dev_desc, (lbaint_t)le64_to_cpu(gpt_h->last_usable_lba)
+ + 1, pte_blk_cnt, gpt_e) != pte_blk_cnt)
goto err;
- if (dev_desc->block_write(dev_desc,
- (lbaint_t)le64_to_cpu(gpt_h->my_lba), 1,
- gpt_h) != 1)
+ if (blk_dwrite(dev_desc, (lbaint_t)le64_to_cpu(gpt_h->my_lba), 1,
+ gpt_h) != 1)
goto err;
debug("GPT successfully written to block device!\n");
@@ -739,7 +736,7 @@ int write_mbr_and_gpt_partitions(struct blk_desc *dev_desc, void *buf)
/* write MBR */
lba = 0; /* MBR is always at 0 */
cnt = 1; /* MBR (1 block) */
- if (dev_desc->block_write(dev_desc, lba, cnt, buf) != cnt) {
+ if (blk_dwrite(dev_desc, lba, cnt, buf) != cnt) {
printf("%s: failed writing '%s' (%d blks at 0x" LBAF ")\n",
__func__, "MBR", cnt, lba);
return 1;
@@ -748,7 +745,7 @@ int write_mbr_and_gpt_partitions(struct blk_desc *dev_desc, void *buf)
/* write Primary GPT */
lba = GPT_PRIMARY_PARTITION_TABLE_LBA;
cnt = 1; /* GPT Header (1 block) */
- if (dev_desc->block_write(dev_desc, lba, cnt, gpt_h) != cnt) {
+ if (blk_dwrite(dev_desc, lba, cnt, gpt_h) != cnt) {
printf("%s: failed writing '%s' (%d blks at 0x" LBAF ")\n",
__func__, "Primary GPT Header", cnt, lba);
return 1;
@@ -756,7 +753,7 @@ int write_mbr_and_gpt_partitions(struct blk_desc *dev_desc, void *buf)
lba = le64_to_cpu(gpt_h->partition_entry_lba);
cnt = gpt_e_blk_cnt;
- if (dev_desc->block_write(dev_desc, lba, cnt, gpt_e) != cnt) {
+ if (blk_dwrite(dev_desc, lba, cnt, gpt_e) != cnt) {
printf("%s: failed writing '%s' (%d blks at 0x" LBAF ")\n",
__func__, "Primary GPT Entries", cnt, lba);
return 1;
@@ -767,7 +764,7 @@ int write_mbr_and_gpt_partitions(struct blk_desc *dev_desc, void *buf)
/* write Backup GPT */
lba = le64_to_cpu(gpt_h->partition_entry_lba);
cnt = gpt_e_blk_cnt;
- if (dev_desc->block_write(dev_desc, lba, cnt, gpt_e) != cnt) {
+ if (blk_dwrite(dev_desc, lba, cnt, gpt_e) != cnt) {
printf("%s: failed writing '%s' (%d blks at 0x" LBAF ")\n",
__func__, "Backup GPT Entries", cnt, lba);
return 1;
@@ -775,7 +772,7 @@ int write_mbr_and_gpt_partitions(struct blk_desc *dev_desc, void *buf)
lba = le64_to_cpu(gpt_h->my_lba);
cnt = 1; /* GPT Header (1 block) */
- if (dev_desc->block_write(dev_desc, lba, cnt, gpt_h) != cnt) {
+ if (blk_dwrite(dev_desc, lba, cnt, gpt_h) != cnt) {
printf("%s: failed writing '%s' (%d blks at 0x" LBAF ")\n",
__func__, "Backup GPT Header", cnt, lba);
return 1;
@@ -845,7 +842,7 @@ static int is_gpt_valid(struct blk_desc *dev_desc, u64 lba,
}
/* Read GPT Header from device */
- if (dev_desc->block_read(dev_desc, (lbaint_t)lba, 1, pgpt_head) != 1) {
+ if (blk_dread(dev_desc, (lbaint_t)lba, 1, pgpt_head) != 1) {
printf("*** ERROR: Can't read GPT header ***\n");
return 0;
}
@@ -913,8 +910,7 @@ static gpt_entry *alloc_read_gpt_entries(struct blk_desc *dev_desc,
/* Read GPT Entries from device */
blk = le64_to_cpu(pgpt_head->partition_entry_lba);
blk_cnt = BLOCK_CNT(count, dev_desc);
- if (dev_desc->block_read(dev_desc, blk, (lbaint_t)blk_cnt, pte)
- != blk_cnt) {
+ if (blk_dread(dev_desc, blk, (lbaint_t)blk_cnt, pte) != blk_cnt) {
printf("*** ERROR: Can't read GPT Entries ***\n");
free(pte);
return NULL;
diff --git a/disk/part_iso.c b/disk/part_iso.c
index c78ae21bf3..76eab3915f 100644
--- a/disk/part_iso.c
+++ b/disk/part_iso.c
@@ -63,7 +63,7 @@ int part_get_info_iso_verb(struct blk_desc *dev_desc, int part_num,
/* the first sector (sector 0x10) must be a primary volume desc */
blkaddr=PVD_OFFSET;
- if (dev_desc->block_read(dev_desc, PVD_OFFSET, 1, (ulong *)tmpbuf) != 1)
+ if (blk_dread(dev_desc, PVD_OFFSET, 1, (ulong *)tmpbuf) != 1)
return -1;
if(ppr->desctype!=0x01) {
if(verb)
@@ -85,7 +85,7 @@ int part_get_info_iso_verb(struct blk_desc *dev_desc, int part_num,
PRINTF(" Lastsect:%08lx\n",lastsect);
for(i=blkaddr;i<lastsect;i++) {
PRINTF("Reading block %d\n", i);
- if (dev_desc->block_read(dev_desc, i, 1, (ulong *)tmpbuf) != 1)
+ if (blk_dread(dev_desc, i, 1, (ulong *)tmpbuf) != 1)
return -1;
if(ppr->desctype==0x00)
break; /* boot entry found */
@@ -105,7 +105,7 @@ int part_get_info_iso_verb(struct blk_desc *dev_desc, int part_num,
}
bootaddr=le32_to_int(pbr->pointer);
PRINTF(" Boot Entry at: %08lX\n",bootaddr);
- if (dev_desc->block_read(dev_desc, bootaddr, 1, (ulong *)tmpbuf) != 1) {
+ if (blk_dread(dev_desc, bootaddr, 1, (ulong *)tmpbuf) != 1) {
if(verb)
printf ("** Can't read Boot Entry at %lX on %d:%d **\n",
bootaddr, dev_desc->devnum, part_num);
diff --git a/disk/part_mac.c b/disk/part_mac.c
index 07bbc1988a..ce57b5739d 100644
--- a/disk/part_mac.c
+++ b/disk/part_mac.c
@@ -53,8 +53,7 @@ static int test_part_mac(struct blk_desc *dev_desc)
n = 1; /* assuming at least one partition */
for (i=1; i<=n; ++i) {
- if ((dev_desc->block_read(dev_desc, i, 1,
- (ulong *)mpart) != 1) ||
+ if ((blk_dread(dev_desc, i, 1, (ulong *)mpart) != 1) ||
(mpart->signature != MAC_PARTITION_MAGIC) ) {
return (-1);
}
@@ -106,7 +105,7 @@ static void print_part_mac(struct blk_desc *dev_desc)
char c;
printf ("%4ld: ", i);
- if (dev_desc->block_read(dev_desc, i, 1, (ulong *)mpart) != 1) {
+ if (blk_dread(dev_desc, i, 1, (ulong *)mpart) != 1) {
printf ("** Can't read Partition Map on %d:%ld **\n",
dev_desc->devnum, i);
return;
@@ -153,7 +152,7 @@ static void print_part_mac(struct blk_desc *dev_desc)
static int part_mac_read_ddb(struct blk_desc *dev_desc,
mac_driver_desc_t *ddb_p)
{
- if (dev_desc->block_read(dev_desc, 0, 1, (ulong *)ddb_p) != 1) {
+ if (blk_dread(dev_desc, 0, 1, (ulong *)ddb_p) != 1) {
printf ("** Can't read Driver Desriptor Block **\n");
return (-1);
}
@@ -182,7 +181,7 @@ static int part_mac_read_pdb(struct blk_desc *dev_desc, int part,
* partition 1 first since this is the only way to
* know how many partitions we have.
*/
- if (dev_desc->block_read(dev_desc, n, 1, (ulong *)pdb_p) != 1) {
+ if (blk_dread(dev_desc, n, 1, (ulong *)pdb_p) != 1) {
printf ("** Can't read Partition Map on %d:%d **\n",
dev_desc->devnum, n);
return (-1);
diff --git a/fs/ext4/dev.c b/fs/ext4/dev.c
index 3eef66f847..ee84d3fbe1 100644
--- a/fs/ext4/dev.c
+++ b/fs/ext4/dev.c
@@ -24,6 +24,7 @@
*/
#include <common.h>
+#include <blk.h>
#include <config.h>
#include <memalign.h>
#include <ext4fs.h>
@@ -76,9 +77,8 @@ int ext4fs_devread(lbaint_t sector, int byte_offset, int byte_len, char *buf)
if (byte_offset != 0) {
int readlen;
/* read first part which isn't aligned with start of sector */
- if (ext4fs_blk_desc->block_read(ext4fs_blk_desc,
- part_info->start + sector,
- 1, (void *)sec_buf) != 1) {
+ if (blk_dread(ext4fs_blk_desc, part_info->start + sector, 1,
+ (void *)sec_buf) != 1) {
printf(" ** ext2fs_devread() read error **\n");
return 0;
}
@@ -100,17 +100,15 @@ int ext4fs_devread(lbaint_t sector, int byte_offset, int byte_len, char *buf)
ALLOC_CACHE_ALIGN_BUFFER(u8, p, ext4fs_blk_desc->blksz);
block_len = ext4fs_blk_desc->blksz;
- ext4fs_blk_desc->block_read(ext4fs_blk_desc,
- part_info->start + sector,
- 1, (void *)p);
+ blk_dread(ext4fs_blk_desc, part_info->start + sector, 1,
+ (void *)p);
memcpy(buf, p, byte_len);
return 1;
}
- if (ext4fs_blk_desc->block_read(ext4fs_blk_desc,
- part_info->start + sector,
- block_len >> log2blksz, (void *)buf)
- != block_len >> log2blksz) {
+ if (blk_dread(ext4fs_blk_desc, part_info->start + sector,
+ block_len >> log2blksz, (void *)buf) !=
+ block_len >> log2blksz) {
printf(" ** %s read error - block\n", __func__);
return 0;
}
@@ -121,9 +119,8 @@ int ext4fs_devread(lbaint_t sector, int byte_offset, int byte_len, char *buf)
if (byte_len != 0) {
/* read rest of data which are not in whole sector */
- if (ext4fs_blk_desc->block_read(ext4fs_blk_desc,
- part_info->start + sector,
- 1, (void *)sec_buf) != 1) {
+ if (blk_dread(ext4fs_blk_desc, part_info->start + sector, 1,
+ (void *)sec_buf) != 1) {
printf("* %s read error - last part\n", __func__);
return 0;
}
diff --git a/fs/ext4/ext4_common.c b/fs/ext4/ext4_common.c
index 294a46eadf..84fba767c1 100644
--- a/fs/ext4/ext4_common.c
+++ b/fs/ext4/ext4_common.c
@@ -81,29 +81,20 @@ void put_ext4(uint64_t off, void *buf, uint32_t size)
}
if (remainder) {
- if (fs->dev_desc->block_read) {
- fs->dev_desc->block_read(fs->dev_desc,
- startblock, 1, sec_buf);
- temp_ptr = sec_buf;
- memcpy((temp_ptr + remainder),
- (unsigned char *)buf, size);
- fs->dev_desc->block_write(fs->dev_desc,
- startblock, 1, sec_buf);
- }
+ blk_dread(fs->dev_desc, startblock, 1, sec_buf);
+ temp_ptr = sec_buf;
+ memcpy((temp_ptr + remainder), (unsigned char *)buf, size);
+ blk_dwrite(fs->dev_desc, startblock, 1, sec_buf);
} else {
if (size >> log2blksz != 0) {
- fs->dev_desc->block_write(fs->dev_desc,
- startblock,
- size >> log2blksz,
- (unsigned long *)buf);
+ blk_dwrite(fs->dev_desc, startblock, size >> log2blksz,
+ (unsigned long *)buf);
} else {
- fs->dev_desc->block_read(fs->dev_desc,
- startblock, 1, sec_buf);
+ blk_dread(fs->dev_desc, startblock, 1, sec_buf);
temp_ptr = sec_buf;
memcpy(temp_ptr, buf, size);
- fs->dev_desc->block_write(fs->dev_desc,
- startblock, 1,
- (unsigned long *)sec_buf);
+ blk_dwrite(fs->dev_desc, startblock, 1,
+ (unsigned long *)sec_buf);
}
}
}
diff --git a/fs/fat/fat.c b/fs/fat/fat.c
index f87ddd7630..600a90e309 100644
--- a/fs/fat/fat.c
+++ b/fs/fat/fat.c
@@ -10,6 +10,7 @@
*/
#include <common.h>
+#include <blk.h>
#include <config.h>
#include <exports.h>
#include <fat.h>
@@ -48,11 +49,10 @@ static int disk_read(__u32 block, __u32 nr_blocks, void *buf)
{
ulong ret;
- if (!cur_dev || !cur_dev->block_read)
+ if (!cur_dev)
return -1;
- ret = cur_dev->block_read(cur_dev, cur_part_info.start + block,
- nr_blocks, buf);
+ ret = blk_dread(cur_dev, cur_part_info.start + block, nr_blocks, buf);
if (nr_blocks && ret == 0)
return -1;
diff --git a/fs/fat/fat_write.c b/fs/fat/fat_write.c
index 5ed324ce1a..baa85ec3b4 100644
--- a/fs/fat/fat_write.c
+++ b/fs/fat/fat_write.c
@@ -32,7 +32,7 @@ static int disk_write(__u32 block, __u32 nr_blocks, void *buf)
{
ulong ret;
- if (!cur_dev || !cur_dev->block_write)
+ if (!cur_dev)
return -1;
if (cur_part_info.start + block + nr_blocks >
@@ -41,8 +41,7 @@ static int disk_write(__u32 block, __u32 nr_blocks, void *buf)
return -1;
}
- ret = cur_dev->block_write(cur_dev, cur_part_info.start + block,
- nr_blocks, buf);
+ ret = blk_dwrite(cur_dev, cur_part_info.start + block, nr_blocks, buf);
if (nr_blocks && ret == 0)
return -1;
diff --git a/include/blk.h b/include/blk.h
index 9c54842961..7b2e5e286f 100644
--- a/include/blk.h
+++ b/include/blk.h
@@ -71,4 +71,33 @@ struct blk_desc {
#define PAD_TO_BLOCKSIZE(size, blk_desc) \
(PAD_SIZE(size, blk_desc->blksz))
+/*
+ * These functions should take struct udevice instead of struct blk_desc,
+ * but this is convenient for migration to driver model. Add a 'd' prefix
+ * to the function operations, so that blk_read(), etc. can be reserved for
+ * functions with the correct arguments.
+ */
+static inline ulong blk_dread(struct blk_desc *block_dev, lbaint_t start,
+ lbaint_t blkcnt, void *buffer)
+{
+ /*
+ * We could check if block_read is NULL and return -ENOSYS. But this
+ * bloats the code slightly (cause some board to fail to build), and
+ * it would be an error to try an operation that does not exist.
+ */
+ return block_dev->block_read(block_dev, start, blkcnt, buffer);
+}
+
+static inline ulong blk_dwrite(struct blk_desc *block_dev, lbaint_t start,
+ lbaint_t blkcnt, const void *buffer)
+{
+ return block_dev->block_write(block_dev, start, blkcnt, buffer);
+}
+
+static inline ulong blk_derase(struct blk_desc *block_dev, lbaint_t start,
+ lbaint_t blkcnt)
+{
+ return block_dev->block_erase(block_dev, start, blkcnt);
+}
+
#endif
diff --git a/test/dm/usb.c b/test/dm/usb.c
index 0996185049..2d20354178 100644
--- a/test/dm/usb.c
+++ b/test/dm/usb.c
@@ -50,7 +50,7 @@ static int dm_test_usb_flash(struct unit_test_state *uts)
/* Read a few blocks and look for the string we expect */
ut_asserteq(512, dev_desc->blksz);
memset(cmp, '\0', sizeof(cmp));
- ut_asserteq(2, dev_desc->block_read(dev_desc, 0, 2, cmp));
+ ut_asserteq(2, blk_dread(dev_desc, 0, 2, cmp));
ut_assertok(strcmp(cmp, "this is a test"));
return 0;
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