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pci: use devfn for pci_find_device() instead of (slot, fn) pair
(slot, fn) pair is somewhat confusing because of ARI. So use devfn for pci_find_device() instead of (slot, fn). Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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parent
90a20dbb28
commit
5256d8bfad
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@ -127,7 +127,8 @@ void drive_hot_add(Monitor *mon, const QDict *qdict)
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if (pci_read_devaddr(mon, pci_addr, &dom, &pci_bus, &slot)) {
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goto err;
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}
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dev = pci_find_device(pci_find_root_bus(dom), pci_bus, slot, 0);
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dev = pci_find_device(pci_find_root_bus(dom), pci_bus,
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PCI_DEVFN(slot, 0));
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if (!dev) {
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monitor_printf(mon, "no pci device with address %s\n", pci_addr);
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goto err;
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@ -277,7 +278,7 @@ static int pci_device_hot_remove(Monitor *mon, const char *pci_addr)
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return -1;
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}
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d = pci_find_device(pci_find_root_bus(dom), bus, slot, 0);
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d = pci_find_device(pci_find_root_bus(dom), bus, PCI_DEVFN(slot, 0));
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if (!d) {
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monitor_printf(mon, "slot %d empty\n", slot);
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return -1;
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4
hw/pci.c
4
hw/pci.c
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@ -1603,14 +1603,14 @@ PCIBus *pci_find_bus(PCIBus *bus, int bus_num)
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return NULL;
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}
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PCIDevice *pci_find_device(PCIBus *bus, int bus_num, int slot, int function)
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PCIDevice *pci_find_device(PCIBus *bus, int bus_num, uint8_t devfn)
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{
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bus = pci_find_bus(bus, bus_num);
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if (!bus)
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return NULL;
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return bus->devices[PCI_DEVFN(slot, function)];
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return bus->devices[devfn];
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}
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static int pci_qdev_init(DeviceState *qdev, DeviceInfo *base)
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2
hw/pci.h
2
hw/pci.h
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@ -252,7 +252,7 @@ void pci_for_each_device(PCIBus *bus, int bus_num, void (*fn)(PCIBus *bus, PCIDe
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PCIBus *pci_find_root_bus(int domain);
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int pci_find_domain(const PCIBus *bus);
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PCIBus *pci_find_bus(PCIBus *bus, int bus_num);
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PCIDevice *pci_find_device(PCIBus *bus, int bus_num, int slot, int function);
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PCIDevice *pci_find_device(PCIBus *bus, int bus_num, uint8_t devfn);
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int pci_qdev_find_device(const char *id, PCIDevice **pdev);
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PCIBus *pci_get_bus_devfn(int *devfnp, const char *devaddr);
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@ -44,7 +44,7 @@ static inline PCIDevice *pci_dev_find_by_addr(PCIBus *bus, uint32_t addr)
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uint8_t bus_num = addr >> 16;
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uint8_t devfn = addr >> 8;
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return pci_find_device(bus, bus_num, PCI_SLOT(devfn), PCI_FUNC(devfn));
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return pci_find_device(bus, bus_num, devfn);
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}
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void pci_data_write(PCIBus *s, uint32_t addr, uint32_t val, int len)
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@ -49,8 +49,7 @@ static inline PCIDevice *pcie_dev_find_by_mmcfg_addr(PCIBus *s,
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uint32_t mmcfg_addr)
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{
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return pci_find_device(s, PCIE_MMCFG_BUS(mmcfg_addr),
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PCI_SLOT(PCIE_MMCFG_DEVFN(mmcfg_addr)),
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PCI_FUNC(PCIE_MMCFG_DEVFN(mmcfg_addr)));
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PCIE_MMCFG_DEVFN(mmcfg_addr));
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}
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static void pcie_mmcfg_data_write(PCIBus *s,
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