dm: env: mmc: Convert env_mmc to support CONFIG_BLK

Update the MMC environment code so that it works with driver-model enabled
for block devices.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2016-05-14 14:03:03 -06:00
parent 3c2d75269c
commit 5461acba44

View File

@ -128,12 +128,12 @@ static inline int write_env(struct mmc *mmc, unsigned long size,
unsigned long offset, const void *buffer)
{
uint blk_start, blk_cnt, n;
struct blk_desc *desc = mmc_get_blk_desc(mmc);
blk_start = ALIGN(offset, mmc->write_bl_len) / mmc->write_bl_len;
blk_cnt = ALIGN(size, mmc->write_bl_len) / mmc->write_bl_len;
n = mmc->block_dev.block_write(&mmc->block_dev, blk_start,
blk_cnt, (u_char *)buffer);
n = blk_dwrite(desc, blk_start, blk_cnt, (u_char *)buffer);
return (n == blk_cnt) ? 0 : -1;
}
@ -197,12 +197,12 @@ static inline int read_env(struct mmc *mmc, unsigned long size,
unsigned long offset, const void *buffer)
{
uint blk_start, blk_cnt, n;
struct blk_desc *desc = mmc_get_blk_desc(mmc);
blk_start = ALIGN(offset, mmc->read_bl_len) / mmc->read_bl_len;
blk_cnt = ALIGN(size, mmc->read_bl_len) / mmc->read_bl_len;
n = mmc->block_dev.block_read(&mmc->block_dev, blk_start, blk_cnt,
(uchar *)buffer);
n = blk_dread(desc, blk_start, blk_cnt, (uchar *)buffer);
return (n == blk_cnt) ? 0 : -1;
}