spi_transport_rd_attr(rti, "%d\n");
spi_transport_rd_attr(pcomp_en, "%d\n");
+/* we only care about the first child device so we return 1 */
+static int child_iter(struct device *dev, void *data)
+{
+ struct scsi_device *sdev = to_scsi_device(dev);
+
+ spi_dv_device(sdev);
+ return 1;
+}
+
static ssize_t
store_spi_revalidate(struct class_device *cdev, const char *buf, size_t count)
{
struct scsi_target *starget = transport_class_to_starget(cdev);
- /* FIXME: we're relying on an awful lot of device internals
- * here. We really need a function to get the first available
- * child */
- struct device *dev = container_of(starget->dev.children.next, struct device, node);
- struct scsi_device *sdev = to_scsi_device(dev);
- spi_dv_device(sdev);
+ device_for_each_child(&starget->dev, NULL, child_iter);
return count;
}
static CLASS_DEVICE_ATTR(revalidate, S_IWUSR, NULL, store_spi_revalidate);
}
/* test width */
- if (i->f->set_width && spi_max_width(starget) && sdev->wdtr) {
+ if (i->f->set_width && spi_max_width(starget) &&
+ scsi_device_wide(sdev)) {
i->f->set_width(starget, 1);
if (spi_dv_device_compare_inquiry(sreq, buffer,
return;
/* device can't handle synchronous */
- if (!sdev->ppr && !sdev->sdtr)
+ if (!scsi_device_sync(sdev) && !scsi_device_dt(sdev))
return;
/* see if the device has an echo buffer. If it does we can
* do the SPI pattern write tests */
len = 0;
- if (sdev->ppr)
+ if (scsi_device_dt(sdev))
len = spi_dv_device_get_echo_buffer(sreq, buffer);
retry:
DV_SET(period, spi_min_period(starget));
/* try QAS requests; this should be harmless to set if the
* target supports it */
- DV_SET(qas, 1);
+ if (scsi_device_qas(sdev))
+ DV_SET(qas, 1);
/* Also try IU transfers */
- DV_SET(iu, 1);
+ if (scsi_device_ius(sdev))
+ DV_SET(iu, 1);
if (spi_min_period(starget) < 9) {
/* This u320 (or u640). Ignore the coupled parameters
* like DT and IU, but set the optional ones */