Once mmc initialization was faild has_init should be set to 0,
prepard for the next initialization to recover from error.
Once mmcinfo command failed error should point out instead of print
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>
---
common/cmd_mmc.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
index 15cecb7..6f0e5ff 100644
--- a/common/cmd_mmc.c
+++ b/common/cmd_mmc.c
@@ -115,8 +115,10 @@ 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)) {
+ puts("Got MMC device infor error\n");
+ return 1;
+ }
print_mmcinfo(mmc);
return 0;
} else {
@@ -191,9 +193,10 @@ 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
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