diff options
Diffstat (limited to 'driver/usb_mux/anx3443.c')
| -rw-r--r-- | driver/usb_mux/anx3443.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/driver/usb_mux/anx3443.c b/driver/usb_mux/anx3443.c index dc7fd3a3c0..2e57f4d30c 100644 --- a/driver/usb_mux/anx3443.c +++ b/driver/usb_mux/anx3443.c @@ -76,10 +76,14 @@ static int anx3443_wake_up(const struct usb_mux *me) return EC_SUCCESS; } -static int anx3443_set_mux(const struct usb_mux *me, mux_state_t mux_state) +static int anx3443_set_mux(const struct usb_mux *me, mux_state_t mux_state, + bool *ack_required) { int reg; + /* This driver does not use host command ACKs */ + *ack_required = false; + /* Mux is not powered in Z1 */ if (chipset_in_state(CHIPSET_STATE_HARD_OFF)) return (mux_state == USB_PD_MUX_NONE) ? EC_SUCCESS @@ -129,6 +133,7 @@ static int anx3443_get_mux(const struct usb_mux *me, mux_state_t *mux_state) static int anx3443_init(const struct usb_mux *me) { uint64_t now; + bool unused; /* * ANX3443 requires 30ms to power on. EC and ANX3443 are on the same @@ -140,8 +145,12 @@ static int anx3443_init(const struct usb_mux *me) RETURN_ERROR(anx3443_wake_up(me)); + /* + * Note that bypassing the usb_mux API is okay for internal driver calls + * since the task calling init already holds this port's mux lock. + */ /* Default to USB mode */ - RETURN_ERROR(anx3443_set_mux(me, USB_PD_MUX_USB_ENABLED)); + RETURN_ERROR(anx3443_set_mux(me, USB_PD_MUX_USB_ENABLED, &unused)); return EC_SUCCESS; } |