Allow read errors to be diagnosed more easily.
Signed-off-by: Simon Glass <s...@chromium.org>
---
Changes in v3: None
Changes in v2: None
drivers/mmc/mmc.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index 4eab274..da47037 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -250,14 +250,18 @@ static ulong mmc_bread(int dev_num, lbaint_t start,
lbaint_t blkcnt, void *dst)
return 0;
}
- if (mmc_set_blocklen(mmc, mmc->read_bl_len))
+ if (mmc_set_blocklen(mmc, mmc->read_bl_len)) {
+ debug("%s: Failed to set blocklen\n", __func__);
return 0;
+ }
do {
cur = (blocks_todo > mmc->cfg->b_max) ?
mmc->cfg->b_max : blocks_todo;
- if(mmc_read_blocks(mmc, dst, start, cur) != cur)
+ if (mmc_read_blocks(mmc, dst, start, cur) != cur) {
+ debug("%s: Failed to read blocks\n", __func__);
return 0;
+ }
blocks_todo -= cur;
start += cur;
dst += cur * mmc->read_bl_len;
--
2.4.3.573.g4eafbef
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