Bool vivante_dri2_ScreenInit(ScreenPtr pScreen)
{
struct vivante *vivante = vivante_get_screen_priv(pScreen);
struct vivante_dri2_info *dri;
DRI2InfoRec info;
int dri2_major = 0;
int dri2_minor = 0;
const char *driverNames[1];
if (xf86LoaderCheckSymbol("DRI2Version"))
DRI2Version(&dri2_major, &dri2_minor);
if (dri2_major < 1 || (dri2_major == 1 && dri2_minor < 1)) {
xf86DrvMsg(vivante->scrnIndex, X_WARNING,
"DRI2 requires DRI2 module version 1.1.0 or later\n");
return FALSE;
}
if (!vivante_dri2_register_private())
return FALSE;
if (dri2_server_generation != serverGeneration) {
dri2_server_generation = serverGeneration;
wait_client_restype = CreateNewResourceType(vivante_dri2_client_gone,
"Frame Event Client");
wait_drawable_restype = CreateNewResourceType(vivante_dri2_drawable_gone,
"Frame Event Drawable");
if (!wait_client_restype || !wait_drawable_restype) {
xf86DrvMsg(vivante->scrnIndex, X_WARNING,
"Can not register DRI2 frame event resources\n");
return FALSE;
}
}
dri = xnfcalloc(1, sizeof *dri);
dri->devname = drmGetDeviceNameFromFd(vivante->drm_fd);
vivante->dri2 = dri;
memset(&info, 0, sizeof(info));
info.version = 4;
info.fd = vivante->drm_fd;
info.driverName = "galdri";
info.deviceName = dri->devname;
info.CreateBuffer = vivante_dri2_CreateBuffer;
info.DestroyBuffer = vivante_dri2_DestroyBuffer;
info.CopyRegion = vivante_dri2_CopyRegion;
info.ScheduleSwap = vivante_dri2_ScheduleSwap;
info.GetMSC = vivante_dri2_GetMSC;
info.ScheduleWaitMSC = vivante_dri2_ScheduleWaitMSC;
info.numDrivers = 1;
info.driverNames = driverNames;
driverNames[0] = info.driverName;
return DRI2ScreenInit(pScreen, &info);
}
/**
* Checks drmGetDeviceNameFromFd
*
* This tests that we can get the actual version out, and that setting invalid
* major/minor numbers fails appropriately. It does not check the actual
* behavior differenses resulting from an increased DI version.
*/
int main(int argc, char **argv)
{
int fd;
const char *name = "/dev/dri/card0";
char *v;
fd = open("/dev/dri/card0", O_RDWR);
if (fd == -1)
return 0;
v = drmGetDeviceNameFromFd(fd);
close(fd);
assert(strcmp(name, v) == 0);
drmFree(v);
return 0;
}
int main(int argc, char **argv)
{
int fd, newlyopened;
drmVersionPtr retval;
char *busid;
//drmDevicePtr dev;
//*
fd = drmOpen(NULL, "pci:0000:01:00.0");
assert(fd >= 0);
retval = drmGetVersion(fd);
printf("name=%s\n", retval->name);
drmFreeVersion(retval);
busid = drmGetBusid(fd);
printf("busid=%s\n", busid);
drmFreeBusid(busid);
/*
assert(!drmGetDevice(fd, &dev));
printf("pci:%04x:%02x:%02x.%d\n",
dev->businfo.pci->domain,
dev->businfo.pci->bus,
dev->businfo.pci->dev,
dev->businfo.pci->func);
*/
drmClose(fd);
//*/
fd = drmOpenOnceWithType("pci:0000:01:00.0", &newlyopened, DRM_NODE_PRIMARY);
//fd = open("/dev/dri/card0", O_RDWR);
assert(fd >= 0);
retval = drmGetVersion(fd);
printf("name=%s\n", retval->name);
drmFreeVersion(retval);
busid = drmGetBusid(fd);
printf("busid=%s\n", busid);
drmFreeBusid(busid);
/*
assert(!drmGetDevice(fd, &dev));
printf("pci:%04x:%02x:%02x.%d\n",
dev->businfo.pci->domain,
dev->businfo.pci->bus,
dev->businfo.pci->dev,
dev->businfo.pci->func);
*/
drmClose(fd);
/*
drmDevicePtr devs[16];
int num = drmGetDevices(devs, 16);
assert(num >= 0);
int i;
for (i = 0; i < num; i++) {
printf("pci:%04x:%02x:%02x.%d\n",
devs[i]->businfo.pci->domain,
devs[i]->businfo.pci->bus,
devs[i]->businfo.pci->dev,
devs[i]->businfo.pci->func);
}
*/
/*
struct dirent *dent;
struct stat sbuf;
DIR *sysdir;
sysdir = opendir("/dev/dri");
assert(sysdir);
while ((dent = readdir(sysdir))) {
char node[1024];
snprintf(node, 1024, "/dev/dri/%s", dent->d_name);
if (stat(node, &sbuf))
continue;
printf("path=%s, dev=%x rdev=%x maj=%d min=%d\n", node, sbuf.st_dev, sbuf.st_rdev, major(sbuf.st_rdev), minor(sbuf.st_rdev));
}
*/
fd = open("/dev/dri/card0", O_RDWR);
assert(fd >= 0);
char *path = drmGetDeviceNameFromFd(fd);
assert(path != NULL);
printf("get path = %s\n", path);
return 0;
}
