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st/prober: Warn when we can't get USB descriptors

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This commit is contained in:
Jakob Bornecrantz 2021-12-03 21:04:47 +00:00
parent 59fccb0c38
commit 12baf0ada3
1 changed files with 7 additions and 0 deletions
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7
src/xrt/state_trackers/prober/p_prober.c
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@ -1104,6 +1104,7 @@ p_get_string_descriptor(struct xrt_prober *xp,
XRT_MAYBE_UNUSED struct prober *p = (struct prober *)xp; XRT_MAYBE_UNUSED struct prober *p = (struct prober *)xp;
struct prober_device *pdev = (struct prober_device *)xpdev; struct prober_device *pdev = (struct prober_device *)xpdev;
int ret = 0; int ret = 0;
#ifdef XRT_HAVE_LIBUSB #ifdef XRT_HAVE_LIBUSB
if (pdev->base.bus == XRT_BUS_TYPE_USB && pdev->usb.dev != NULL) { if (pdev->base.bus == XRT_BUS_TYPE_USB && pdev->usb.dev != NULL) {
ret = p_libusb_get_string_descriptor(p, pdev, which_string, buffer, max_length); ret = p_libusb_get_string_descriptor(p, pdev, which_string, buffer, max_length);
@ -1111,7 +1112,13 @@ p_get_string_descriptor(struct xrt_prober *xp,
return ret; return ret;
} }
} }
#else
if (pdev->base.bus == XRT_BUS_TYPE_USB) {
P_WARN(p, "Can not get usb descriptors (libusb-dev not installed)!");
return ret;
}
#endif #endif
if (pdev && pdev->base.bus == XRT_BUS_TYPE_BLUETOOTH) { if (pdev && pdev->base.bus == XRT_BUS_TYPE_BLUETOOTH) {
switch (which_string) { switch (which_string) {
case XRT_PROBER_STRING_SERIAL_NUMBER: { case XRT_PROBER_STRING_SERIAL_NUMBER: {