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path: root/drivers/mmc/host/mmci.c
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Diffstat (limited to 'drivers/mmc/host/mmci.c')
-rw-r--r--drivers/mmc/host/mmci.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 66aa59f54cd9..760759919f7f 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -1123,8 +1123,12 @@ mmci_data_irq(struct mmci_host *host, struct mmc_data *data,
* can be as much as a FIFO-worth of data ahead. This
* matters for FIFO overruns only.
*/
- remain = readl(host->base + MMCIDATACNT);
- success = data->blksz * data->blocks - remain;
+ if (!host->variant->datacnt_useless) {
+ remain = readl(host->base + MMCIDATACNT);
+ success = data->blksz * data->blocks - remain;
+ } else {
+ success = 0;
+ }
dev_dbg(mmc_dev(host->mmc), "MCI ERROR IRQ, status 0x%08x at 0x%08x\n",
status_err, success);
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