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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: gaopan 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 --- 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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel