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Invoke suspend/resume methods from the driver pmops if available.

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Obtained from:	kmacy (original version)
MFC after:	1 week
This commit is contained in:
markj 2017-07-04 18:44:14 +00:00
parent 2d61554cbb
commit 22d88a5b36
1 changed files with 25 additions and 11 deletions
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36
sys/compat/linuxkpi/common/src/linux_pci.c
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@ -183,32 +183,47 @@ linux_pci_detach(device_t dev)
static int
linux_pci_suspend(device_t dev)
{
const struct dev_pm_ops *pmops;
struct pm_message pm = { };
struct pci_dev *pdev;
int err;
int error;
error = 0;
linux_set_current(curthread);
pdev = device_get_softc(dev);
pmops = pdev->pdrv->driver.pm;
if (pdev->pdrv->suspend != NULL)
err = -pdev->pdrv->suspend(pdev, pm);
else
err = 0;
return (err);
error = -pdev->pdrv->suspend(pdev, pm);
else if (pmops != NULL && pmops->suspend != NULL) {
error = -pmops->suspend(&pdev->dev);
if (error == 0 && pmops->suspend_late != NULL)
error = -pmops->suspend_late(&pdev->dev);
}
return (error);
}
static int
linux_pci_resume(device_t dev)
{
const struct dev_pm_ops *pmops;
struct pci_dev *pdev;
int err;
int error;
error = 0;
linux_set_current(curthread);
pdev = device_get_softc(dev);
pmops = pdev->pdrv->driver.pm;
if (pdev->pdrv->resume != NULL)
err = -pdev->pdrv->resume(pdev);
else
err = 0;
return (err);
error = -pdev->pdrv->resume(pdev);
else if (pmops != NULL && pmops->resume != NULL) {
if (pmops->resume_early != NULL)
error = -pmops->resume_early(&pdev->dev);
if (error == 0 && pmops->resume != NULL)
error = -pmops->resume(&pdev->dev);
}
return (error);
}
static int
@ -266,4 +281,3 @@ pci_unregister_driver(struct pci_driver *pdrv)
devclass_delete_driver(bus, &pdrv->bsddriver);
mtx_unlock(&Giant);
}