>> @@ -3459,6 +3466,67 @@ static int langwell_udc_resume(struct pci_dev *pdev)
>> }
>>
>>
>> +#ifdef CONFIG_PM_RUNTIME
>> +/* device controller runtime suspend */
>> +static int langwell_udc_runtime_suspend(struct device *device)
>> +{
>> + struct langwell_udc *dev = the_controller;
>> + struct pci_dev *pdev;
>> +
>> + dev_dbg(&dev->pdev->dev, "---> %s()\n", __func__);
>> +
>> + pdev = to_pci_dev(device);
>> +
>> + /* save PCI state */
>> + pci_save_state(pdev);
>> +
>> + /* disable PCI device */
>> + pci_disable_device(pdev);
>> +
>> + /* set device power state */
>> + pci_set_power_state(pdev, PCI_D3hot);
>
> Is there really a need in such self-obvious comments?
Thanks for the comments, will remove them in second version submission.
>
>[...]
>
>> +/* device controller runtime resume */
>> +static int langwell_udc_runtime_resume(struct device *device)
>> +{
>> + struct langwell_udc *dev = the_controller;
>> + struct pci_dev *pdev;
>> +
>> + dev_dbg(&dev->pdev->dev, "---> %s()\n", __func__);
>> +
>> + pdev = to_pci_dev(device);
>> +
>> + /* set device D0 power state */
>> + pci_set_power_state(pdev, PCI_D0);
>> +
>> + /* restore PCI state */
>> + pci_restore_state(pdev);
>> +
>> + /* enable PCI device */
>> + if (pci_enable_device(pdev)< 0)
>> + return -ENODEV;
>
> Same question here...
Same as above.
Thanks
Hao
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