From: Jarkko Nikula <jarkko.nik...@linux.intel.com> Device must not generate interrupts before registering the interrupt handler so move i2c_dw_disable_int() before requesting it.
There are no known issues with this. The code has been here since commit fe20ff5c7e9c ("i2c-designware: Add support for Designware core behind PCI devices."). Signed-off-by: Jarkko Nikula <jarkko.nik...@linux.intel.com> Signed-off-by: Wolfram Sang <w...@the-dreams.de> (cherry picked from commit b9f84adcb834ec2b1fd0ec91676c4b165daf51e6) Signed-off-by: Voon, Weifeng <weifeng.v...@intel.com> --- drivers/i2c/busses/i2c-designware-pcidrv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c index 61ff9592..e41d250 100644 --- a/drivers/i2c/busses/i2c-designware-pcidrv.c +++ b/drivers/i2c/busses/i2c-designware-pcidrv.c @@ -260,6 +260,7 @@ static int i2c_dw_pci_probe(struct pci_dev *pdev, snprintf(adap->name, sizeof(adap->name), "i2c-designware-pci"); + i2c_dw_disable_int(dev); r = devm_request_irq(&pdev->dev, pdev->irq, i2c_dw_isr, IRQF_SHARED | IRQF_COND_SUSPEND, adap->name, dev); if (r) { @@ -267,7 +268,6 @@ static int i2c_dw_pci_probe(struct pci_dev *pdev, return r; } - i2c_dw_disable_int(dev); r = i2c_add_numbered_adapter(adap); if (r) { dev_err(&pdev->dev, "failure adding adapter\n"); -- 1.9.1 -- _______________________________________________ linux-yocto mailing list linux-yocto@yoctoproject.org https://lists.yoctoproject.org/listinfo/linux-yocto