drivers/spi/spi-qup.c | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
-diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c
-index e487416..45e30c7 100644
--- a/drivers/spi/spi-qup.c
+++ b/drivers/spi/spi-qup.c
-@@ -509,6 +509,7 @@ static irqreturn_t spi_qup_qup_irq(int irq, void *dev_id)
+@@ -509,6 +509,7 @@ static irqreturn_t spi_qup_qup_irq(int i
u32 opflags, qup_err, spi_err;
unsigned long flags;
int error = 0;
+ bool done = 0;
-
+
spin_lock_irqsave(&controller->lock, flags);
xfer = controller->xfer;
-@@ -567,16 +568,19 @@ static irqreturn_t spi_qup_qup_irq(int irq, void *dev_id)
+@@ -567,16 +568,19 @@ static irqreturn_t spi_qup_qup_irq(int i
spi_qup_write(controller, xfer);
}
-
+
- spin_lock_irqsave(&controller->lock, flags);
- controller->error = error;
- controller->xfer = xfer;
-
/* re-read opflags as flags may have changed due to actions above */
opflags = readl_relaxed(controller->base + QUP_OPERATIONAL);
-
+
if ((controller->rx_bytes == xfer->len &&
(opflags & QUP_OP_MAX_INPUT_DONE_FLAG)) || error)
+ done = true;
+
+ if (done)
complete(&controller->done);
-
+
return IRQ_HANDLED;
-@@ -769,7 +773,6 @@ static int spi_qup_transfer_one(struct spi_master *master,
+@@ -769,7 +773,6 @@ static int spi_qup_transfer_one(struct s
exit:
spi_qup_set_state(controller, QUP_STATE_RESET);
spin_lock_irqsave(&controller->lock, flags);
if (!ret)
ret = controller->error;
spin_unlock_irqrestore(&controller->lock, flags);
---
-2.7.2
-