/*
* smbprobe()
*/
static int
smb_probe(device_t dev)
{
struct smb_softc *sc = (struct smb_softc *)device_get_softc(dev);
sc->sc_addr = smbus_get_addr(dev);
/* XXX detect chip with start/stop conditions */
return (0);
}
static int
cyapa_probe(device_t dev)
{
struct cyapa_cap cap;
int addr;
int error;
addr = smbus_get_addr(dev);
/*
* 0x67 - cypress trackpad on the acer c720
* (other devices might use other ids).
*/
if (addr != 0x67)
return (ENXIO);
error = init_device(dev, &cap, addr, 1);
if (error != 0)
return (ENXIO);
device_set_desc(dev, "Cypress APA I2C Trackpad");
return (BUS_PROBE_VENDOR);
}
static int
cyapa_attach(device_t dev)
{
struct cyapa_softc *sc;
struct cyapa_cap cap;
int unit;
int addr;
sc = device_get_softc(dev);
sc->reporting_mode = 1;
unit = device_get_unit(dev);
addr = smbus_get_addr(dev);
if (init_device(dev, &cap, addr, 0))
return (ENXIO);
mtx_init(&sc->mutex, "cyapa", NULL, MTX_DEF);
sc->dev = dev;
sc->addr = addr;
knlist_init_mtx(&sc->selinfo.si_note, &sc->mutex);
sc->cap_resx = ((cap.max_abs_xy_high << 4) & 0x0F00) |
cap.max_abs_x_low;
sc->cap_resy = ((cap.max_abs_xy_high << 8) & 0x0F00) |
cap.max_abs_y_low;
sc->cap_phyx = ((cap.phy_siz_xy_high << 4) & 0x0F00) |
cap.phy_siz_x_low;
sc->cap_phyy = ((cap.phy_siz_xy_high << 8) & 0x0F00) |
cap.phy_siz_y_low;
sc->cap_buttons = cap.buttons;
device_printf(dev, "%5.5s-%6.6s-%2.2s buttons=%c%c%c res=%dx%d\n",
cap.prod_ida, cap.prod_idb, cap.prod_idc,
((cap.buttons & CYAPA_FNGR_LEFT) ? 'L' : '-'),
((cap.buttons & CYAPA_FNGR_MIDDLE) ? 'M' : '-'),
((cap.buttons & CYAPA_FNGR_RIGHT) ? 'R' : '-'),
sc->cap_resx, sc->cap_resy);
sc->hw.buttons = 5;
sc->hw.iftype = MOUSE_IF_PS2;
sc->hw.type = MOUSE_MOUSE;
sc->hw.model = MOUSE_MODEL_INTELLI;
sc->hw.hwid = addr;
sc->mode.protocol = MOUSE_PROTO_PS2;
sc->mode.rate = 100;
sc->mode.resolution = 4;
sc->mode.accelfactor = 1;
sc->mode.level = 0;
sc->mode.packetsize = MOUSE_PS2_PACKETSIZE;
sc->drag_state = D_IDLE;
sc->draglock_ticks = -1;
sc->dragwait_ticks = -1;
sc->tft_state = T_IDLE;
sc->tft_ticks = -1;
sc->send_but = 0;
/* Setup input event tracking */
cyapa_set_power_mode(sc, CMD_POWER_MODE_IDLE);
/* Start the polling thread */
kthread_add(cyapa_poll_thread, sc, NULL, NULL,
0, 0, "cyapa-poll");
sc->devnode = make_dev(&cyapa_cdevsw, unit,
UID_ROOT, GID_WHEEL, 0600, "cyapa%d", unit);
sc->devnode->si_drv1 = sc;
return (0);
}
