Once mmc initialization was failed has_init should be cleared to 0,
prepare for the next initialization.
Once mmcinfo command failed, error should be reported instead of printing
incorrect mmc device information.
Error log:
=> mmcinfo
Device: FSL_SDHC
Manufacturer ID: 0
OEM: 0
Name: Tran Speed: 0
Rd Block Len: 0
MMC version 0.0
High Capacity: No
Capacity: 0 Bytes
Bus Width: 1-bit
=> mmcinfo
Device: FSL_SDHC
Manufacturer ID: 0
OEM: 0
Name: Tran Speed: 0
Rd Block Len: 0
MMC version 0.0
High Capacity: No
Capacity: 0 Bytes
Bus Width: 1-bit
Signed-off-by: Haijun Zhang <haijun.zh...@freescale.com>
---
changes for V4:
- no changes
common/cmd_mmc.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
index d4225f6..5af1e92 100644
--- a/common/cmd_mmc.c
+++ b/common/cmd_mmc.c
@@ -115,7 +115,8 @@ static int do_mmcinfo(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
mmc = find_mmc_device(curr_device);
if (mmc) {
- mmc_init(mmc);
+ if (mmc_init(mmc))
+ return 1;
print_mmcinfo(mmc);
return 0;
@@ -191,9 +192,10 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
mmc->has_init = 0;
- if (mmc_init(mmc))
+ if (mmc_init(mmc)) {
+ mmc->has_init = 0;
return 1;
- else
+ } else
return 0;
} else if (strncmp(argv[1], "part", 4) == 0) {
block_dev_desc_t *mmc_dev;
--
1.8.4.1
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