diff options
| author | Anthony PERARD <anthony.perard@citrix.com> | 2012-06-21 15:35:28 +0000 |
|---|---|---|
| committer | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2012-06-21 16:06:10 +0000 |
| commit | 7aa8cbb9211a7c93d37b79502915df5757d2fb17 (patch) | |
| tree | 4e4c9e06052c27fe46550d4060a706652ab0c669 | |
| parent | 396af688fcac4495d4805f319c6d05930db63fb4 (diff) | |
pci.c: Add opaque argument to pci_for_each_device.
The purpose is to have a more generic pci_for_each_device by passing an extra
argument to the function called on every device.
This patch will be used in a next patch.
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
| -rw-r--r-- | hw/pci.c | 11 | ||||
| -rw-r--r-- | hw/pci.h | 4 | ||||
| -rw-r--r-- | hw/xen_platform.c | 8 |
3 files changed, 14 insertions, 9 deletions
@@ -1144,7 +1144,9 @@ static const pci_class_desc pci_class_descriptions[] = }; static void pci_for_each_device_under_bus(PCIBus *bus, - void (*fn)(PCIBus *b, PCIDevice *d)) + void (*fn)(PCIBus *b, PCIDevice *d, + void *opaque), + void *opaque) { PCIDevice *d; int devfn; @@ -1152,18 +1154,19 @@ static void pci_for_each_device_under_bus(PCIBus *bus, for(devfn = 0; devfn < ARRAY_SIZE(bus->devices); devfn++) { d = bus->devices[devfn]; if (d) { - fn(bus, d); + fn(bus, d, opaque); } } } void pci_for_each_device(PCIBus *bus, int bus_num, - void (*fn)(PCIBus *b, PCIDevice *d)) + void (*fn)(PCIBus *b, PCIDevice *d, void *opaque), + void *opaque) { bus = pci_find_bus_nr(bus, bus_num); if (bus) { - pci_for_each_device_under_bus(bus, fn); + pci_for_each_device_under_bus(bus, fn, opaque); } } @@ -312,7 +312,9 @@ PCIDevice *pci_nic_init(NICInfo *nd, const char *default_model, PCIDevice *pci_nic_init_nofail(NICInfo *nd, const char *default_model, const char *default_devaddr); int pci_bus_num(PCIBus *s); -void pci_for_each_device(PCIBus *bus, int bus_num, void (*fn)(PCIBus *bus, PCIDevice *d)); +void pci_for_each_device(PCIBus *bus, int bus_num, + void (*fn)(PCIBus *bus, PCIDevice *d, void *opaque), + void *opaque); PCIBus *pci_find_root_bus(int domain); int pci_find_domain(const PCIBus *bus); PCIDevice *pci_find_device(PCIBus *bus, int bus_num, uint8_t devfn); diff --git a/hw/xen_platform.c b/hw/xen_platform.c index 0214f370b2..c1fe984f07 100644 --- a/hw/xen_platform.c +++ b/hw/xen_platform.c @@ -83,7 +83,7 @@ static void log_writeb(PCIXenPlatformState *s, char val) #define UNPLUG_ALL_NICS 2 #define UNPLUG_AUX_IDE_DISKS 4 -static void unplug_nic(PCIBus *b, PCIDevice *d) +static void unplug_nic(PCIBus *b, PCIDevice *d, void *o) { if (pci_get_word(d->config + PCI_CLASS_DEVICE) == PCI_CLASS_NETWORK_ETHERNET) { @@ -96,10 +96,10 @@ static void unplug_nic(PCIBus *b, PCIDevice *d) static void pci_unplug_nics(PCIBus *bus) { - pci_for_each_device(bus, 0, unplug_nic); + pci_for_each_device(bus, 0, unplug_nic, NULL); } -static void unplug_disks(PCIBus *b, PCIDevice *d) +static void unplug_disks(PCIBus *b, PCIDevice *d, void *o) { if (pci_get_word(d->config + PCI_CLASS_DEVICE) == PCI_CLASS_STORAGE_IDE) { @@ -109,7 +109,7 @@ static void unplug_disks(PCIBus *b, PCIDevice *d) static void pci_unplug_disks(PCIBus *bus) { - pci_for_each_device(bus, 0, unplug_disks); + pci_for_each_device(bus, 0, unplug_disks, NULL); } static void platform_fixed_ioport_writew(void *opaque, uint32_t addr, uint32_t val) |