From 0d7b6f59e736f6f7389e5346a518f2dc009bbf89 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 Signed-off-by: Vipul Kumar (cherry picked from commit d21259d913effcad322e30d389323e72a0f9709d) --- drivers/i2c/busses/i2c-imx.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/i2c/busses/i2c-imx.c +++ b/drivers/i2c/busses/i2c-imx.c @@ -1159,7 +1159,8 @@ static int i2c_imx_probe(struct platform 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);