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update sdmmc driver: add some debug info

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kfx
2011-04-11 11:12:36 +08:00
parent e0181c05d6
commit 0b96f0d2db
1 changed files with 3 additions and 0 deletions
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3
drivers/mmc/host/rk29_sdmmc.c
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@@ -651,6 +651,7 @@ static void rk29_sdmmc_queue_request(struct rk29_sdmmc *host,struct mmc_request
host->state = STATE_SENDING_CMD;
rk29_sdmmc_start_request(host);
} else {
dev_info(&host->pdev->dev, "list add tail\n");
list_add_tail(&host->queue_node, &host->queue);
}
spin_unlock(&host->lock);
@@ -782,6 +783,7 @@ static void rk29_sdmmc_request_end(struct rk29_sdmmc *host, struct mmc_request *
rk29_sdmmc_reset_fifo(host);
}
if (!list_empty(&host->queue)) {
dev_info(&host->pdev->dev, "queque list is not empty\n");
host = list_entry(host->queue.next,
struct rk29_sdmmc, queue_node);
list_del(&host->queue_node);
@@ -1367,6 +1369,7 @@ static void rk29_sdmmc_detect_change(unsigned long data)
rk29_sdmmc_request_end(host, mrq);
} else {
dev_info(&host->pdev->dev, "mrq != host->curr_mrq")
if (host->queue_node.next && host->queue_node.prev)
list_del(&host->queue_node);
mrq->cmd->error = -ENOMEDIUM;