[PATCH] i2c: imx: add irqf_no_suspend

[Alifer Moraes]

From: gaopan <b54642@xxxxxxxxxxxxx>

The i2c irq is masked when pcie starts a i2c transfer process
during noirq suspend stage. As a result, i2c transfer fails.
To solve the problem, IRQF_NO_SUSPEND is added to i2c bus.

Signed-off-by: Gao Pan <b54642@xxxxxxxxxxxxx>
Signed-off-by: Fugang Duan <B38611@xxxxxxxxxxxxx>
Signed-off-by: Vipul Kumar <vipul_kumar@xxxxxxxxxx>
---
 drivers/i2c/busses/i2c-imx.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index 27f969b3dc07..fcc09a1e7f44 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -1478,7 +1478,8 @@ static int i2c_imx_probe(struct platform_device *pdev)
 		goto rpm_disable;
 
 	/* Request IRQ */
-	ret = request_threaded_irq(irq, i2c_imx_isr, NULL, IRQF_SHARED,
+	ret = request_threaded_irq(irq, i2c_imx_isr, NULL,
+				   IRQF_SHARED | IRQF_NO_SUSPEND,
 				   pdev->name, i2c_imx);
 	if (ret) {
 		dev_err(&pdev->dev, "can't claim irq %d\n", irq);
-- 
2.25.1