diff options
| author | Greg V <greg@unrelenting.technology> | 2022-03-08 12:51:07 +0000 |
|---|---|---|
| committer | Vladimir Kondratyev <wulf@FreeBSD.org> | 2022-03-08 12:51:07 +0000 |
| commit | 45b6c31a3801555cd7d46620b8aadcd9dd3a607d (patch) | |
| tree | 21c25d565c296a22b7f2bf24b9bfa9775905184a | |
| parent | fda9ac06aaf2a3b862f485e9690e21edb17b5824 (diff) | |
bcm5974(4): set mode again on resume
This is necessary to not break SPI devices on suspend-resume.
Reviewed by: wulf
MFC with: 5aa839c9e2c373275091b8bf529c1311d0b84d76
Differential revision: https://reviews.freebsd.org/D34434
| -rw-r--r-- | sys/dev/hid/bcm5974.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/sys/dev/hid/bcm5974.c b/sys/dev/hid/bcm5974.c index c940e022d2f1..cef571ed2f49 100644 --- a/sys/dev/hid/bcm5974.c +++ b/sys/dev/hid/bcm5974.c @@ -416,6 +416,7 @@ struct bcm5974_softc { struct evdev_dev *sc_evdev; /* device configuration */ const struct bcm5974_dev_params *sc_params; + bool sc_saved_mode; }; static const uint8_t bcm5974_rdesc[] = { @@ -549,6 +550,9 @@ bcm5974_set_device_mode(struct bcm5974_softc *sc, bool on) KASSERT(0 == 1, ("Unknown trackpad type")); } + if (!err) + sc->sc_saved_mode = on; + return (err); } @@ -667,6 +671,16 @@ bcm5974_detach(device_t dev) return (0); } +static int +bcm5974_resume(device_t dev) +{ + struct bcm5974_softc *sc = device_get_softc(dev); + + bcm5974_set_device_mode(sc, sc->sc_saved_mode); + + return (0); +} + static void bcm5974_intr(void *context, void *data, hid_size_t len) { @@ -779,6 +793,7 @@ static device_method_t bcm5974_methods[] = { DEVMETHOD(device_probe, bcm5974_probe), DEVMETHOD(device_attach, bcm5974_attach), DEVMETHOD(device_detach, bcm5974_detach), + DEVMETHOD(device_resume, bcm5974_resume), DEVMETHOD_END }; |