From: Dinh Nguyen <[email protected]> The Handle the Hardware Locked Write Error(HLE) was getting triggered intermittently on the SOCFPGA platform. But since the driver did not have a mechanism to handle this interrupt, it was stuck in the ISR.
Clear the HLE interrupt when it gets triggered. Signed-off-by: Dinh Nguyen <[email protected]> Cc: Doug Anderson <[email protected]> Cc: Jaehoon Chung <[email protected]> Cc: James Hogan <[email protected]> Cc: Seungwon Jeon <[email protected]> Cc: Chris Ball <[email protected]> --- drivers/mmc/host/dw_mmc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index ee5f167..ef30bec 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -1664,6 +1664,9 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id) queue_work(host->card_workqueue, &host->card_work); } + if (pending & SDMMC_INT_HLE) + mci_writel(host, RINTSTS, SDMMC_INT_HLE); + /* Handle SDIO Interrupts */ for (i = 0; i < host->num_slots; i++) { struct dw_mci_slot *slot = host->slot[i]; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
