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authorhselasky <hselasky@FreeBSD.org>2011-07-02 20:58:33 +0000
committerhselasky <hselasky@FreeBSD.org>2011-07-02 20:58:33 +0000
commit2b71135edcb30543aa004ed5c8cbcd4639e84573 (patch)
tree0cb8452289efb4071f59207eade192d82b0e048b /sys/dev
parente164f9285fa22e26ad10648143a2e7a433e7ce5d (diff)
downloadFreeBSD-src-2b71135edcb30543aa004ed5c8cbcd4639e84573.zip
FreeBSD-src-2b71135edcb30543aa004ed5c8cbcd4639e84573.tar.gz
Fix for "nomatch" event for ums and ukbd drivers when uhid is loaded.
MFC after: 3 days
Diffstat (limited to 'sys/dev')
-rw-r--r--sys/dev/usb/input/uhid.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/sys/dev/usb/input/uhid.c b/sys/dev/usb/input/uhid.c
index 1da1203..1b810e3 100644
--- a/sys/dev/usb/input/uhid.c
+++ b/sys/dev/usb/input/uhid.c
@@ -634,6 +634,18 @@ uhid_probe(device_t dev)
if (usb_test_quirk(uaa, UQ_HID_IGNORE))
return (ENXIO);
+ /*
+ * Don't attach to mouse and keyboard devices, hence then no
+ * "nomatch" event is generated and then ums and ukbd won't
+ * attach properly when loaded.
+ */
+ if ((uaa->info.bInterfaceClass == UICLASS_HID) &&
+ (uaa->info.bInterfaceSubClass == UISUBCLASS_BOOT) &&
+ ((uaa->info.bInterfaceProtocol == UIPROTO_BOOT_KEYBOARD) ||
+ (uaa->info.bInterfaceProtocol == UIPROTO_MOUSE))) {
+ return (ENXIO);
+ }
+
return (BUS_PROBE_GENERIC);
}
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