Wait to signal done until we get all of the interrupts we are expecting to get for a transaction. If we don't wait for the input done flag, we can be inbetween transactions when the done flag comes in and this can mess up the next transaction. Signed-off-by: Andy Gross <andy.gross@xxxxxxxxxx> Signed-off-by: Varadarajan Narayanan <varada@xxxxxxxxxxxxxx> --- drivers/spi/spi-qup.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c index 2124815..7c22ee4 100644 --- a/drivers/spi/spi-qup.c +++ b/drivers/spi/spi-qup.c @@ -465,7 +465,8 @@ static irqreturn_t spi_qup_qup_irq(int irq, void *dev_id) controller->xfer = xfer; spin_unlock_irqrestore(&controller->lock, flags); - if (controller->rx_bytes == xfer->len || error) + if ((controller->rx_bytes == xfer->len && + (opflags & QUP_OP_MAX_INPUT_DONE_FLAG)) || error) complete(&controller->done); return IRQ_HANDLED; -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
