static Bool
probeSingleDevice(struct xf86_platform_device *dev, DriverPtr drvp, GDevPtr gdev, int flags)
{
int k;
Bool foundScreen = FALSE;
struct pci_device *pPci;
const struct pci_id_match *const devices = drvp->supported_devices;
if (dev->pdev && devices) {
int device_id = dev->pdev->device_id;
pPci = dev->pdev;
for (k = 0; !END_OF_MATCHES(devices[k]); k++) {
if (PCI_ID_COMPARE(devices[k].vendor_id, pPci->vendor_id)
&& PCI_ID_COMPARE(devices[k].device_id, device_id)
&& ((devices[k].device_class_mask & pPci->device_class)
== devices[k].device_class)) {
foundScreen = doPlatformProbe(dev, drvp, gdev, flags, devices[k].match_data);
if (foundScreen)
break;
}
}
}
else if (dev->pdev && !devices)
return FALSE;
else
foundScreen = doPlatformProbe(dev, drvp, gdev, flags, 0);
return foundScreen;
}
Bool
xf86PciAddMatchingDev(DriverPtr drvp)
{
const struct pci_id_match *const devices = drvp->supported_devices;
int j;
struct pci_device *pPci;
struct pci_device_iterator *iter;
int numFound = 0;
iter = pci_id_match_iterator_create(NULL);
while ((pPci = pci_device_next(iter)) != NULL) {
/* Determine if this device is supported by the driver. If it is,
* add it to the list of devices to configure.
*/
for (j = 0; !END_OF_MATCHES(devices[j]); j++) {
if (PCI_ID_COMPARE(devices[j].vendor_id, pPci->vendor_id)
&& PCI_ID_COMPARE(devices[j].device_id, pPci->device_id)
&& ((devices[j].device_class_mask & pPci->device_class)
== devices[j].device_class)) {
if (xf86CheckPciSlot(pPci)) {
GDevPtr pGDev =
xf86AddBusDeviceToConfigure(drvp->driverName, BUS_PCI,
pPci, -1);
if (pGDev != NULL) {
/* After configure pass 1, chipID and chipRev are
* treated as over-rides, so clobber them here.
*/
pGDev->chipID = -1;
pGDev->chipRev = -1;
}
numFound++;
}
break;
}
}
}
pci_iterator_destroy(iter);
return numFound != 0;
}
Bool
xf86PciProbeDev(DriverPtr drvp)
{
int i, j;
struct pci_device *pPci;
Bool foundScreen = FALSE;
const struct pci_id_match *const devices = drvp->supported_devices;
GDevPtr *devList;
const unsigned numDevs = xf86MatchDevice(drvp->driverName, &devList);
for (i = 0; i < numDevs; i++) {
struct pci_device_iterator *iter;
unsigned device_id;
/* Find the pciVideoRec associated with this device section.
*/
iter = pci_id_match_iterator_create(NULL);
while ((pPci = pci_device_next(iter)) != NULL) {
if (devList[i]->busID && *devList[i]->busID) {
if (xf86ComparePciBusString(devList[i]->busID,
((pPci->domain << 8)
| pPci->bus),
pPci->dev, pPci->func)) {
break;
}
}
else if (xf86IsPrimaryPci(pPci)) {
break;
}
}
pci_iterator_destroy(iter);
if (pPci == NULL) {
continue;
}
device_id = (devList[i]->chipID > 0)
? devList[i]->chipID : pPci->device_id;
/* Once the pciVideoRec is found, determine if the device is supported
* by the driver. If it is, probe it!
*/
for (j = 0; !END_OF_MATCHES(devices[j]); j++) {
if (PCI_ID_COMPARE(devices[j].vendor_id, pPci->vendor_id)
&& PCI_ID_COMPARE(devices[j].device_id, device_id)
&& ((devices[j].device_class_mask & pPci->device_class)
== devices[j].device_class)) {
int entry;
/* Allow the same entity to be used more than once for
* devices with multiple screens per entity. This assumes
* implicitly that there will be a screen == 0 instance.
*
* FIXME Need to make sure that two different drivers don't
* FIXME claim the same screen > 0 instance.
*/
if ((devList[i]->screen == 0) && !xf86CheckPciSlot(pPci))
continue;
DebugF("%s: card at %d:%d:%d is claimed by a Device section\n",
drvp->driverName, pPci->bus, pPci->dev, pPci->func);
/* Allocate an entry in the lists to be returned */
entry = xf86ClaimPciSlot(pPci, drvp, device_id,
devList[i], devList[i]->active);
if ((entry == -1) && (devList[i]->screen > 0)) {
unsigned k;
for (k = 0; k < xf86NumEntities; k++) {
EntityPtr pEnt = xf86Entities[k];
if (pEnt->bus.type != BUS_PCI)
continue;
if (pEnt->bus.id.pci == pPci) {
entry = k;
xf86AddDevToEntity(k, devList[i]);
break;
}
}
}
if (entry != -1) {
if ((*drvp->PciProbe) (drvp, entry, pPci,
devices[j].match_data)) {
foundScreen = TRUE;
}
else
xf86UnclaimPciSlot(pPci, devList[i]);
}
break;
}
}
}
free(devList);
return foundScreen;
}
