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authorSimon Glass <sjg@chromium.org>2015-06-23 15:38:50 -0600
committerSimon Glass <sjg@chromium.org>2015-07-21 17:39:25 -0600
commit1169299135d7793dcea5f05a959a9c38d78a0ee1 (patch)
tree35f73e62fea1582f503a84898a94c34d3608f114 /drivers/mmc
parente7ecf7cb5a6b873daf2d88daf03034d51fad4acc (diff)
downloadtalos-obmc-uboot-1169299135d7793dcea5f05a959a9c38d78a0ee1.tar.gz
talos-obmc-uboot-1169299135d7793dcea5f05a959a9c38d78a0ee1.zip
mmc: Add debug() output on read errors
Allow read errors to be diagnosed more easily. Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/mmc.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index 4eab274f73..da47037a30 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;
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