FreeBSD Bugzilla – Attachment 233691 Details for
Bug 262882
USB disconnects repeatedly, losing all attached devices on that USB hub
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[patch]
Patch to test (v3)
a.diff (text/plain), 725 bytes, created by
Hans Petter Selasky
on 2022-05-03 07:36:58 UTC
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Description:
Patch to test (v3)
Filename:
MIME Type:
Creator:
Hans Petter Selasky
Created:
2022-05-03 07:36:58 UTC
Size:
725 bytes
patch
obsolete
>diff --git a/sys/dev/usb/controller/xhci.c b/sys/dev/usb/controller/xhci.c >index 72d1ff5e0ae..0195db7e8b7 100644 >--- a/sys/dev/usb/controller/xhci.c >+++ b/sys/dev/usb/controller/xhci.c >@@ -2272,9 +2272,12 @@ xhci_configure_mask(struct usb_device *udev, uint32_t mask, uint8_t drop) > } else { > /* > * Some hardware requires that we drop the endpoint >- * context before adding it again: >+ * context before adding it again. Only drop >+ * configured endpoints. > */ >- input->dwInCtx0 = htole32(mask & XHCI_INCTX_NON_CTRL_MASK); >+ input->dwInCtx0 = htole32(mask & >+ sc->sc_hw.devs[index].ep_configured & >+ XHCI_INCTX_NON_CTRL_MASK); > > /* Add new endpoint context */ > input->dwInCtx1 = htole32(mask);
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