RGF_MBOX
#define HOST_MBOX HOSTADDR(RGF_MBOX)
r->head = wil_r(wil, RGF_MBOX +
wil_w(wil, RGF_MBOX +
r->head = wil_r(wil, RGF_MBOX +
r->tail = wil_r(wil, RGF_MBOX +
wil_w(wil, RGF_MBOX + offsetof(struct wil6210_mbox_ctl, tx.head),