Revision 81699d8a
| b/hw/qdev.c | ||
|---|---|---|
| 449 | 449 |
return NULL; |
| 450 | 450 |
} |
| 451 | 451 |
|
| 452 |
int qbus_walk_children(BusState *bus, qdev_walkerfn *devfn, |
|
| 453 |
qbus_walkerfn *busfn, void *opaque) |
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{
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DeviceState *dev; |
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int err; |
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if (busfn) {
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err = busfn(bus, opaque); |
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if (err) {
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return err; |
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} |
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} |
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|
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QLIST_FOREACH(dev, &bus->children, sibling) {
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err = qdev_walk_children(dev, devfn, busfn, opaque); |
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if (err < 0) {
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return err; |
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} |
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} |
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return 0; |
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} |
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|
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int qdev_walk_children(DeviceState *dev, qdev_walkerfn *devfn, |
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qbus_walkerfn *busfn, void *opaque) |
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{
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BusState *bus; |
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int err; |
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if (devfn) {
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err = devfn(dev, opaque); |
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if (err) {
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return err; |
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} |
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} |
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|
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QLIST_FOREACH(bus, &dev->child_bus, sibling) {
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err = qbus_walk_children(bus, devfn, busfn, opaque); |
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if (err < 0) {
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return err; |
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} |
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} |
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return 0; |
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} |
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|
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| 452 | 498 |
static BusState *qbus_find_recursive(BusState *bus, const char *name, |
| 453 | 499 |
const BusInfo *info) |
| 454 | 500 |
{
|
| b/hw/qdev.h | ||
|---|---|---|
| 173 | 173 |
|
| 174 | 174 |
/*** BUS API. ***/ |
| 175 | 175 |
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/* Returns 0 to walk children, > 0 to skip walk, < 0 to terminate walk. */ |
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typedef int (qbus_walkerfn)(BusState *bus, void *opaque); |
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typedef int (qdev_walkerfn)(DeviceState *dev, void *opaque); |
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|
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| 176 | 180 |
void qbus_create_inplace(BusState *bus, BusInfo *info, |
| 177 | 181 |
DeviceState *parent, const char *name); |
| 178 | 182 |
BusState *qbus_create(BusInfo *info, DeviceState *parent, const char *name); |
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/* Returns > 0 if either devfn or busfn skip walk somewhere in cursion, |
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* < 0 if either devfn or busfn terminate walk somewhere in cursion, |
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* 0 otherwise. */ |
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int qbus_walk_children(BusState *bus, qdev_walkerfn *devfn, |
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qbus_walkerfn *busfn, void *opaque); |
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int qdev_walk_children(DeviceState *dev, qdev_walkerfn *devfn, |
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qbus_walkerfn *busfn, void *opaque); |
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| 179 | 190 |
void qbus_free(BusState *bus); |
| 180 | 191 |
|
| 181 | 192 |
#define FROM_QBUS(type, dev) DO_UPCAST(type, qbus, dev) |
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