Suggested-by: Pantelis Antoniou <[email protected]>
Signed-off-by: Ian Campbell <[email protected]>
---
drivers/mmc/sunxi_mmc.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/mmc/sunxi_mmc.c b/drivers/mmc/sunxi_mmc.c
index 564d55c..141c436 100644
--- a/drivers/mmc/sunxi_mmc.c
+++ b/drivers/mmc/sunxi_mmc.c
@@ -313,14 +313,15 @@ static int mmc_trans_data_by_cpu(struct mmc *mmc, struct
mmc_data *data)
SUNXI_MMC_STATUS_FIFO_FULL;
unsigned i;
unsigned byte_cnt = data->blocksize * data->blocks;
- unsigned timeout = 0xfffff;
+ unsigned timeout_msecs = 2000;
unsigned *buff = (unsigned int *)(reading ? data->dest : data->src);
for (i = 0; i < (byte_cnt >> 2); i++) {
- while (--timeout && (readl(&mmchost->reg->status) & status_bit))
- ;
- if (timeout <= 0)
- return -1;
+ while (readl(&mmchost->reg->status) & status_bit) {
+ if (!timeout_msecs--)
+ return -1;
+ udelay(1000);
+ }
if (reading)
buff[i] = readl(mmchost->database);
--
1.9.0
--
You received this message because you are subscribed to the Google Groups
"linux-sunxi" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
For more options, visit https://groups.google.com/d/optout.
