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mmc: Print send_cmd response only when return value is zero

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send_cmd response is valid only when no error happened. If an error
occured, let mmc_send_cmd() print the return value to aid debugging.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Bin Meng 2016-03-17 21:53:14 -07:00 • committed by Tom Rini
parent 53e8e40b47
commit 7863ce5891
1 changed files with 42 additions and 38 deletions
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4
drivers/mmc/mmc.c
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@ -61,6 +61,9 @@ int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
printf("CMD_SEND:%d\n", cmd->cmdidx); printf("CMD_SEND:%d\n", cmd->cmdidx);
printf("\t\tARG\t\t\t 0x%08X\n", cmd->cmdarg); printf("\t\tARG\t\t\t 0x%08X\n", cmd->cmdarg);
ret = mmc->cfg->ops->send_cmd(mmc, cmd, data); ret = mmc->cfg->ops->send_cmd(mmc, cmd, data);
if (ret) {
printf("\t\tRET\t\t\t %d\n", ret);
} else {
switch (cmd->resp_type) { switch (cmd->resp_type) {
case MMC_RSP_NONE: case MMC_RSP_NONE:
printf("\t\tMMC_RSP_NONE\n"); printf("\t\tMMC_RSP_NONE\n");
@ -102,6 +105,7 @@ int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
printf("\t\tERROR MMC rsp not supported\n"); printf("\t\tERROR MMC rsp not supported\n");
break; break;
} }
}
#else #else
ret = mmc->cfg->ops->send_cmd(mmc, cmd, data); ret = mmc->cfg->ops->send_cmd(mmc, cmd, data);
#endif #endif