diff options
Diffstat (limited to 'drivers/mmc/fsl_esdhc.c')
| -rw-r--r-- | drivers/mmc/fsl_esdhc.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index cc188c4260..499d622c6d 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -171,20 +171,20 @@ static void esdhc_pio_read_write(struct fsl_esdhc_priv *priv, uint databuf; uint size; uint irqstat; - uint timeout; + ulong start; if (data->flags & MMC_DATA_READ) { blocks = data->blocks; buffer = data->dest; while (blocks) { - timeout = PIO_TIMEOUT; + start = get_timer(0); size = data->blocksize; irqstat = esdhc_read32(®s->irqstat); - while (!(esdhc_read32(®s->prsstat) & PRSSTAT_BREN) - && --timeout); - if (timeout <= 0) { - printf("\nData Read Failed in PIO Mode."); - return; + while (!(esdhc_read32(®s->prsstat) & PRSSTAT_BREN)) { + if (get_timer(start) > PIO_TIMEOUT) { + printf("\nData Read Failed in PIO Mode."); + return; + } } while (size && (!(irqstat & IRQSTAT_TC))) { udelay(100); /* Wait before last byte transfer complete */ @@ -200,14 +200,14 @@ static void esdhc_pio_read_write(struct fsl_esdhc_priv *priv, blocks = data->blocks; buffer = (char *)data->src; while (blocks) { - timeout = PIO_TIMEOUT; + start = get_timer(0); size = data->blocksize; irqstat = esdhc_read32(®s->irqstat); - while (!(esdhc_read32(®s->prsstat) & PRSSTAT_BWEN) - && --timeout); - if (timeout <= 0) { - printf("\nData Write Failed in PIO Mode."); - return; + while (!(esdhc_read32(®s->prsstat) & PRSSTAT_BWEN)) { + if (get_timer(start) > PIO_TIMEOUT) { + printf("\nData Write Failed in PIO Mode."); + return; + } } while (size && (!(irqstat & IRQSTAT_TC))) { udelay(100); /* Wait before last byte transfer complete */ |