Author: hselasky
Date: Mon Jul 11 12:59:23 2016
New Revision: 302562
URL: https://svnweb.freebsd.org/changeset/base/302562
Log:
MFC r302306:
Fix detection of USB device disconnects in USB host mode when the USB
device is connected directly to the USB port of the DWC OTG, in this
case a RPI-zero.
PR: 210695
Modified:
stable/10/sys/dev/usb/controller/dwc_otg.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/dev/usb/controller/dwc_otg.c
==============================================================================
--- stable/10/sys/dev/usb/controller/dwc_otg.c Mon Jul 11 12:44:58 2016
(r302561)
+++ stable/10/sys/dev/usb/controller/dwc_otg.c Mon Jul 11 12:59:23 2016
(r302562)
@@ -2981,7 +2981,8 @@ dwc_otg_interrupt(void *arg)
else
sc->sc_flags.status_bus_reset = 0;
- if (hprt & HPRT_PRTENCHNG)
+ if ((hprt & HPRT_PRTENCHNG) &&
+ (hprt & HPRT_PRTENA) == 0)
sc->sc_flags.change_enabled = 1;
if (hprt & HPRT_PRTENA)
@@ -4741,6 +4742,8 @@ tr_handle_get_port_status:
value = 0;
+ if (sc->sc_flags.change_enabled)
+ value |= UPS_C_PORT_ENABLED;
if (sc->sc_flags.change_connect)
value |= UPS_C_CONNECT_STATUS;
if (sc->sc_flags.change_suspend)
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