aboutsummaryrefslogtreecommitdiff
path: root/drivers/mmc
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/core/core.c48
1 files changed, 40 insertions, 8 deletions
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 3208890b10b..d08968470c4 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -68,18 +68,35 @@ void mmc_request_done(struct mmc_host *host, struct mmc_request *mrq)
struct mmc_command *cmd = mrq->cmd;
int err = cmd->error;
- pr_debug("%s: req done (CMD%u): %d/%d/%d: %08x %08x %08x %08x\n",
- mmc_hostname(host), cmd->opcode, err,
- mrq->data ? mrq->data->error : 0,
- mrq->stop ? mrq->stop->error : 0,
- cmd->resp[0], cmd->resp[1], cmd->resp[2], cmd->resp[3]);
-
if (err && cmd->retries) {
+ pr_debug("%s: req failed (CMD%u): %d, retrying...\n",
+ mmc_hostname(host), cmd->opcode, err);
+
cmd->retries--;
cmd->error = 0;
host->ops->request(host, mrq);
- } else if (mrq->done) {
- mrq->done(mrq);
+ } else {
+ pr_debug("%s: req done (CMD%u): %d: %08x %08x %08x %08x\n",
+ mmc_hostname(host), cmd->opcode, err,
+ cmd->resp[0], cmd->resp[1],
+ cmd->resp[2], cmd->resp[3]);
+
+ if (mrq->data) {
+ pr_debug("%s: %d bytes transferred: %d\n",
+ mmc_hostname(host),
+ mrq->data->bytes_xfered, mrq->data->error);
+ }
+
+ if (mrq->stop) {
+ pr_debug("%s: (CMD%u): %d: %08x %08x %08x %08x\n",
+ mmc_hostname(host), mrq->stop->opcode,
+ mrq->stop->error,
+ mrq->stop->resp[0], mrq->stop->resp[1],
+ mrq->stop->resp[2], mrq->stop->resp[3]);
+ }
+
+ if (mrq->done)
+ mrq->done(mrq);
}
}
@@ -104,6 +121,21 @@ mmc_start_request(struct mmc_host *host, struct mmc_request *mrq)
mmc_hostname(host), mrq->cmd->opcode,
mrq->cmd->arg, mrq->cmd->flags);
+ if (mrq->data) {
+ pr_debug("%s: blksz %d blocks %d flags %08x "
+ "tsac %d ms nsac %d\n",
+ mmc_hostname(host), mrq->data->blksz,
+ mrq->data->blocks, mrq->data->flags,
+ mrq->data->timeout_ns / 10000000,
+ mrq->data->timeout_clks);
+ }
+
+ if (mrq->stop) {
+ pr_debug("%s: CMD%u arg %08x flags %08x\n",
+ mmc_hostname(host), mrq->stop->opcode,
+ mrq->stop->arg, mrq->stop->flags);
+ }
+
WARN_ON(!host->claimed);
mrq->cmd->error = 0;