From cd1d9c7aa6dcbe84f06aaa3cfdf22baa40090fc0 Mon Sep 17 00:00:00 2001 From: gaopan Date: Tue, 12 May 2015 18:25:29 +0800 Subject: [PATCH] MLK-10893: i2c: imx: add irqf_no_suspend 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 Signed-off-by: Fugang Duan --- 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 b73dd837fb53..8767e53e2c16 100644 --- a/drivers/i2c/busses/i2c-imx.c +++ b/drivers/i2c/busses/i2c-imx.c @@ -1099,7 +1099,8 @@ static int i2c_imx_probe(struct platform_device *pdev) } /* Request IRQ */ - ret = devm_request_irq(&pdev->dev, irq, i2c_imx_isr, IRQF_SHARED, + ret = devm_request_irq(&pdev->dev, irq, i2c_imx_isr, + IRQF_SHARED | IRQF_NO_SUSPEND, pdev->name, i2c_imx); if (ret) { dev_err(&pdev->dev, "can't claim irq %d\n", irq);