static int adf_device_init(struct adf_pdata *pdata, struct adf_device *dev)
{
adf_id_t intf_id;
int intf_fd;
int err;
err = adf_find_simple_post_configuration(dev, &pdata->format, 1, &intf_id,
&pdata->eng_id);
if (err < 0)
return err;
err = adf_device_attach(dev, pdata->eng_id, intf_id);
if (err < 0 && err != -EALREADY)
return err;
pdata->intf_fd = adf_interface_open(dev, intf_id, O_RDWR);
if (pdata->intf_fd < 0)
return pdata->intf_fd;
err = adf_interface_init(pdata);
if (err < 0) {
close(pdata->intf_fd);
pdata->intf_fd = -1;
}
return err;
}
virtual void SetUp() {
int err = adf_device_open(dev_id, O_RDWR, &dev);
ASSERT_GE(err, 0) << "opening ADF device " << dev_id <<
" failed: " << strerror(-err);
err = adf_find_simple_post_configuration(&dev, fmt8888, n_fmt8888,
&intf_id, &eng_id);
ASSERT_GE(err, 0) << "finding ADF configuration failed: " <<
strerror(-err);
intf = adf_interface_open(&dev, intf_id, O_RDWR);
ASSERT_GE(intf, 0) << "opening ADF interface " << dev_id << "." <<
intf_id << " failed: " << strerror(-intf);
eng = adf_overlay_engine_open(&dev, eng_id, O_RDWR);
ASSERT_GE(eng, 0) << "opening ADF overlay engine " << dev_id << "." <<
eng_id << " failed: " << strerror(-eng);
}
int MinuiBackendAdf::DeviceInit(adf_device* dev) {
adf_id_t intf_id;
int err = adf_find_simple_post_configuration(dev, &format, 1, &intf_id, &eng_id);
if (err < 0) return err;
err = adf_device_attach(dev, eng_id, intf_id);
if (err < 0 && err != -EALREADY) return err;
intf_fd = adf_interface_open(dev, intf_id, O_RDWR);
if (intf_fd < 0) return intf_fd;
err = InterfaceInit();
if (err < 0) {
close(intf_fd);
intf_fd = -1;
}
return err;
}
