static int digitv_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
{
int i;
u8 key[5];
u8 b[4] = { 0 };
*event = 0;
*state = REMOTE_NO_KEY_PRESSED;
digitv_ctrl_msg(d,USB_READ_REMOTE,0,NULL,0,&key[1],4);
/* Tell the device we've read the remote. Not sure how necessary
this is, but the Nebula SDK does it. */
digitv_ctrl_msg(d,USB_WRITE_REMOTE,0,b,4,NULL,0);
/* if something is inside the buffer, simulate key press */
if (key[1] != 0)
{
for (i = 0; i < d->props.rc.legacy.rc_map_size; i++) {
if (rc5_custom(&d->props.rc.legacy.rc_map_table[i]) == key[1] &&
rc5_data(&d->props.rc.legacy.rc_map_table[i]) == key[2]) {
*event = d->props.rc.legacy.rc_map_table[i].keycode;
*state = REMOTE_KEY_PRESSED;
return 0;
}
}
}
if (key[0] != 0)
deb_rc("key: %x %x %x %x %x\n",key[0],key[1],key[2],key[3],key[4]);
return 0;
}
/* I2C */
static int digitv_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num)
{
struct dvb_usb_device *d = i2c_get_adapdata(adap);
int i;
if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
return -EAGAIN;
if (num > 2)
warn("more than 2 i2c messages at a time is not handled yet. TODO.");
for (i = 0; i < num; i++) {
/* write/read request */
if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) {
if (digitv_ctrl_msg(d, USB_READ_COFDM, msg[i].buf[0], NULL, 0,
msg[i+1].buf,msg[i+1].len) < 0)
break;
i++;
} else if (digitv_ctrl_msg(d,USB_WRITE_COFDM, msg[i].buf[0],
&msg[i].buf[1],msg[i].len-1,NULL,0) < 0)
break;
}
mutex_unlock(&d->i2c_mutex);
return i;
}
static int digitv_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
struct dvb_usb_device *d;
int ret;
if ((ret = dvb_usb_device_init(intf,&digitv_properties,THIS_MODULE,&d)) == 0) {
u8 b[4] = { 0 };
b[0] = 1;
digitv_ctrl_msg(d,USB_WRITE_REMOTE_TYPE,0,b,4,NULL,0);
b[0] = 0;
digitv_ctrl_msg(d,USB_WRITE_REMOTE,0,b,4,NULL,0);
}
return ret;
}
static int digitv_nxt6000_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep)
{
struct dvb_usb_device *d = fe->dvb->priv;
u8 b[5];
dvb_usb_pll_set(fe,fep,b);
return digitv_ctrl_msg(d,USB_WRITE_TUNER,0,&b[1],4,NULL,0);
}
static int digitv_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
struct dvb_usb_device *d;
int ret;
if ((ret = dvb_usb_device_init(intf,&digitv_properties,THIS_MODULE,&d)) == 0) {
u8 b[4] = { 0 };
if (d != NULL) { /* do that only when the firmware is loaded */
b[0] = 1;
digitv_ctrl_msg(d,USB_WRITE_REMOTE_TYPE,0,b,4,NULL,0);
b[0] = 0;
digitv_ctrl_msg(d,USB_WRITE_REMOTE,0,b,4,NULL,0);
}
}
return ret;
}
static int digitv_nxt6000_tuner_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep)
{
struct dvb_usb_adapter *adap = fe->dvb->priv;
u8 b[5];
fe->ops.tuner_ops.calc_regs(fe, fep, b, sizeof(b));
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1);
return digitv_ctrl_msg(adap->dev, USB_WRITE_TUNER, 0, &b[1], 4, NULL, 0);
}
/* TODO is it really the NEC protocol ? */
int digitv_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
{
u8 key[5];
digitv_ctrl_msg(d,USB_READ_REMOTE,0,NULL,0,&key[1],4);
/* TODO state, maybe it is VV ? */
if (key[1] != 0)
key[0] = 0x01; /* if something is inside the buffer, simulate key press */
/* call the universal NEC remote processor, to find out the key's state and event */
dvb_usb_nec_rc_key_to_event(d,key,event,state);
if (key[0] != 0)
deb_rc("key: %x %x %x %x %x\n",key[0],key[1],key[2],key[3],key[4]);
return 0;
}
