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LinuxKPI: Add pci_dev_id to linux/pci.h

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It returns bus/device/function number for given PCI device.
Also add intermediate PCI_DEVID macro used in some drivers.

Sponsored by:	Serenity Cyber Security, LLC
Reviewed by:	emaste
MFC after:	1 week

(cherry picked from commit f1206503e5)
This commit is contained in:
Vladimir Kondratyev 2024-04-08 09:47:43 +03:00
parent 33b5923a9d
commit acfd6cea1f
1 changed files with 7 additions and 0 deletions
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7
sys/compat/linuxkpi/common/include/linux/pci.h
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@ -94,6 +94,7 @@ MODULE_PNP_INFO("U32:vendor;U32:device;V32:subvendor;V32:subdevice", \
#define PCI_SLOT(devfn) (((devfn) >> 3) & 0x1f)
#define PCI_FUNC(devfn) ((devfn) & 0x07)
#define PCI_BUS_NUM(devfn) (((devfn) >> 8) & 0xff)
#define PCI_DEVID(bus, devfn) ((((uint16_t)(bus)) << 8) | (devfn))
#define PCI_VDEVICE(_vendor, _device) \
.vendor = PCI_VENDOR_ID_##_vendor, .device = (_device), \
@ -386,6 +387,12 @@ dev_is_pci(struct device *dev)
return (device_get_devclass(dev->bsddev) == devclass_find("pci"));
}
static inline uint16_t
pci_dev_id(struct pci_dev *pdev)
{
return (PCI_DEVID(pdev->bus->number, pdev->devfn));
}
static inline int
pci_resource_type(struct pci_dev *pdev, int bar)
{