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Diffstat (limited to 'sys')
-rw-r--r--sys/dev/usb/uhidpp.c27
1 files changed, 22 insertions, 5 deletions
diff --git a/sys/dev/usb/uhidpp.c b/sys/dev/usb/uhidpp.c
index b041d86fecd..52d0a7aea56 100644
--- a/sys/dev/usb/uhidpp.c
+++ b/sys/dev/usb/uhidpp.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: uhidpp.c,v 1.1 2021/02/04 16:25:39 anton Exp $ */
+/* $OpenBSD: uhidpp.c,v 1.2 2021/02/11 06:56:49 anton Exp $ */
/*
* Copyright (c) 2021 Anton Lindqvist <anton@openbsd.org>
@@ -281,7 +281,8 @@ uhidpp_match(struct device *parent, void *match, void *aux)
void *desc;
int descsiz, siz;
- if (uha->reportid != UHIDEV_CLAIM_ALLREPORTID)
+ if (uha->reportid != HIDPP_REPORT_ID_SHORT &&
+ uha->reportid != HIDPP_REPORT_ID_LONG)
return UMATCH_NONE;
if (usb_lookup(uhidpp_devs,
@@ -325,7 +326,7 @@ uhidpp_attach(struct device *parent, struct device *self, void *aux)
error = uhidev_open(&sc->sc_hdev);
if (error) {
- printf(" error %d\n", error);
+ printf(" open error %d\n", error);
return;
}
@@ -338,10 +339,18 @@ uhidpp_attach(struct device *parent, struct device *self, void *aux)
* in order to receive responses. Necessary as uhidev by default
* performs the wiring after the attach routine has returned.
*/
- uhidev_set_report_dev(sc->sc_hdev.sc_parent, &sc->sc_hdev,
+ error = uhidev_set_report_dev(sc->sc_hdev.sc_parent, &sc->sc_hdev,
HIDPP_REPORT_ID_SHORT);
- uhidev_set_report_dev(sc->sc_hdev.sc_parent, &sc->sc_hdev,
+ if (error) {
+ printf(" short report error %d\n", error);
+ return;
+ }
+ error = uhidev_set_report_dev(sc->sc_hdev.sc_parent, &sc->sc_hdev,
HIDPP_REPORT_ID_LONG);
+ if (error) {
+ printf(" long report error %d\n", error);
+ return;
+ }
/* Probe paired devices. */
for (i = 0; i < UHIDPP_NDEVICES; i++) {
@@ -408,6 +417,14 @@ uhidpp_detach(struct device *self, int flags)
sensor_detach(&sc->sc_sensdev, &dev->d_battery.b_sens[j]);
}
+ /*
+ * Since this driver has multiple device handlers attached, remove all
+ * of them preventing the uhidev parent from calling this detach routine
+ * more than once.
+ */
+ uhidev_unset_report_dev(sc->sc_hdev.sc_parent, HIDPP_REPORT_ID_SHORT);
+ uhidev_unset_report_dev(sc->sc_hdev.sc_parent, HIDPP_REPORT_ID_LONG);
+
uhidev_close(&sc->sc_hdev);
return 0;