diff options
| -rw-r--r-- | drivers/mmc/host/dw_mmc.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index 7716a08675fc..e7be4023382c 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -1573,11 +1573,11 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id) { struct dw_mci *host = dev_id; u32 pending; - unsigned int pass_count = 0; int i; - do { - pending = mci_readl(host, MINTSTS); /* read-only mask reg */ + pending = mci_readl(host, MINTSTS); /* read-only mask reg */ + + if (pending) { /* * DTO fix - version 2.10a and below, and only if internal DMA @@ -1589,9 +1589,6 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id) pending |= SDMMC_INT_DATA_OVER; } - if (!pending) - break; - if (pending & DW_MCI_CMD_ERROR_FLAGS) { mci_writel(host, RINTSTS, DW_MCI_CMD_ERROR_FLAGS); host->cmd_status = pending; @@ -1652,7 +1649,7 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id) } } - } while (pass_count++ < 5); + } #ifdef CONFIG_MMC_DW_IDMAC /* Handle DMA interrupts */ |