diff options
Diffstat (limited to 'drivers/mmc/mmc.c')
| -rw-r--r-- | drivers/mmc/mmc.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c index fc3123c3c3d..523c0559676 100644 --- a/drivers/mmc/mmc.c +++ b/drivers/mmc/mmc.c @@ -409,6 +409,16 @@ static int mmc_read_blocks(struct mmc *mmc, void *dst, lbaint_t start, return blkcnt; } +#if !CONFIG_IS_ENABLED(DM_MMC) +static int mmc_get_b_max(struct mmc *mmc, void *dst, lbaint_t blkcnt) +{ + if (mmc->cfg->ops->get_b_max) + return mmc->cfg->ops->get_b_max(mmc, dst, blkcnt); + else + return mmc->cfg->b_max; +} +#endif + #if CONFIG_IS_ENABLED(BLK) ulong mmc_bread(struct udevice *dev, lbaint_t start, lbaint_t blkcnt, void *dst) #else @@ -422,6 +432,7 @@ ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt, int dev_num = block_dev->devnum; int err; lbaint_t cur, blocks_todo = blkcnt; + uint b_max; if (blkcnt == 0) return 0; @@ -451,9 +462,10 @@ ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt, return 0; } + b_max = mmc_get_b_max(mmc, dst, blkcnt); + do { - cur = (blocks_todo > mmc->cfg->b_max) ? - mmc->cfg->b_max : blocks_todo; + cur = (blocks_todo > b_max) ? b_max : blocks_todo; if (mmc_read_blocks(mmc, dst, start, cur) != cur) { pr_debug("%s: Failed to read blocks\n", __func__); return 0; |