int dvb_usb_nec_rc_key_to_event(struct dvb_usb_device *d,
u8 keybuf[5], u32 *event, int *state)
{
int i;
struct rc_map_table *keymap = d->props.rc.legacy.rc_map_table;
*event = 0;
*state = REMOTE_NO_KEY_PRESSED;
switch (keybuf[0]) {
case DVB_USB_RC_NEC_EMPTY:
break;
case DVB_USB_RC_NEC_KEY_PRESSED:
if ((u8) ~keybuf[1] != keybuf[2] ||
(u8) ~keybuf[3] != keybuf[4]) {
deb_err("remote control checksum failed.\n");
break;
}
/* See if we can match the raw key code. */
for (i = 0; i < d->props.rc.legacy.rc_map_size; i++)
if (rc5_custom(&keymap[i]) == keybuf[1] &&
rc5_data(&keymap[i]) == keybuf[3]) {
*event = keymap[i].keycode;
*state = REMOTE_KEY_PRESSED;
return 0;
}
deb_err("key mapping failed - no appropriate key found in keymapping\n");
break;
case DVB_USB_RC_NEC_KEY_REPEATED:
*state = REMOTE_KEY_REPEAT;
break;
default:
deb_err("unknown type of remote status: %d\n",keybuf[0]);
break;
}
return 0;
}
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;
}
static int vp7045_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
{
u8 key;
int i;
vp7045_usb_op(d,RC_VAL_READ,NULL,0,&key,1,20);
deb_rc("remote query key: %x %d\n",key,key);
if (key == 0x44) {
*state = REMOTE_NO_KEY_PRESSED;
return 0;
}
for (i = 0; i < ARRAY_SIZE(ir_codes_vp7045_table); i++)
if (rc5_data(&ir_codes_vp7045_table[i]) == key) {
*state = REMOTE_KEY_PRESSED;
*event = ir_codes_vp7045_table[i].event;
break;
}
return 0;
}
static int anysee_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
{
u8 buf[] = {CMD_GET_IR_CODE};
struct dvb_usb_rc_key *keymap = d->props.rc_key_map;
u8 ircode[2];
int i, ret;
ret = anysee_ctrl_msg(d, buf, sizeof(buf), &ircode[0], 2);
if (ret)
return ret;
*event = 0;
*state = REMOTE_NO_KEY_PRESSED;
for (i = 0; i < d->props.rc_key_map_size; i++) {
if (rc5_custom(&keymap[i]) == ircode[0] &&
rc5_data(&keymap[i]) == ircode[1]) {
*event = keymap[i].event;
*state = REMOTE_KEY_PRESSED;
return 0;
}
}
return 0;
}
static int m920x_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
{
int i, ret = 0;
u8 *rc_state;
rc_state = kmalloc(2, GFP_KERNEL);
if (!rc_state)
return -ENOMEM;
ret = m920x_read(d->udev, M9206_CORE, 0x0, M9206_RC_STATE,
rc_state, 1);
if (ret != 0)
goto out;
ret = m920x_read(d->udev, M9206_CORE, 0x0, M9206_RC_KEY,
rc_state + 1, 1);
if (ret != 0)
goto out;
m920x_parse_rc_state(d, rc_state[0], state);
for (i = 0; i < d->props.rc.legacy.rc_map_size; i++)
if (rc5_data(&d->props.rc.legacy.rc_map_table[i]) == rc_state[1]) {
*event = d->props.rc.legacy.rc_map_table[i].keycode;
goto out;
}
if (rc_state[1] != 0)
deb("Unknown rc key %02x\n", rc_state[1]);
*state = REMOTE_NO_KEY_PRESSED;
out:
kfree(rc_state);
return ret;
}
static int m920x_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
{
struct m920x_state *m = d->priv;
int i, ret = 0;
u8 *rc_state;
rc_state = kmalloc(2, GFP_KERNEL);
if (!rc_state)
return -ENOMEM;
if ((ret = m920x_read(d->udev, M9206_CORE, 0x0, M9206_RC_STATE, rc_state, 1)) != 0)
goto out;
if ((ret = m920x_read(d->udev, M9206_CORE, 0x0, M9206_RC_KEY, rc_state + 1, 1)) != 0)
goto out;
for (i = 0; i < d->props.rc.legacy.rc_map_size; i++)
if (rc5_data(&d->props.rc.legacy.rc_map_table[i]) == rc_state[1]) {
*event = d->props.rc.legacy.rc_map_table[i].keycode;
switch(rc_state[0]) {
case 0x80:
*state = REMOTE_NO_KEY_PRESSED;
goto out;
case 0x88: /* framing error or "invalid code" */
case 0x99:
case 0xc0:
case 0xd8:
*state = REMOTE_NO_KEY_PRESSED;
m->rep_count = 0;
goto out;
case 0x93:
case 0x92:
case 0x83: /* pinnacle PCTV310e */
case 0x82:
m->rep_count = 0;
*state = REMOTE_KEY_PRESSED;
goto out;
case 0x91:
case 0x81: /* pinnacle PCTV310e */
/* prevent immediate auto-repeat */
if (++m->rep_count > 2)
*state = REMOTE_KEY_REPEAT;
else
*state = REMOTE_NO_KEY_PRESSED;
goto out;
default:
deb("Unexpected rc state %02x\n", rc_state[0]);
*state = REMOTE_NO_KEY_PRESSED;
goto out;
}
}
if (rc_state[1] != 0)
deb("Unknown rc key %02x\n", rc_state[1]);
*state = REMOTE_NO_KEY_PRESSED;
out:
kfree(rc_state);
return ret;
}
