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.gr...@linaro.org>
Signed-off-by: Varadarajan Narayanan <var...@codeaurora.org>
---
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
