static int bluetooth_set_radiosw(int radio_on, int update_rfk)
{
int value;
if (!bluetooth_present)
return -ENODEV;
/* WLSW overrides bluetooth in firmware/hardware, but there is no
* reason to risk weird behaviour. */
if (get_wlsw(&value) && !value && radio_on)
return -EPERM;
if (get_gbdc(&value))
return -EIO;
if (radio_on)
value |= TP_ACPI_BLUETOOTH_RADIOSSW;
else
value &= ~TP_ACPI_BLUETOOTH_RADIOSSW;
if (set_sbdc(value))
return -EIO;
if (update_rfk)
bluetooth_update_rfk();
return 0;
}
static void lensl_radio_rfkill_query(struct rfkill *rfk, void *data)
{
int ret, value = 0;
ret = get_wlsw(&value);
if (ret)
return;
rfkill_set_hw_state(rfk, !value);
}
static int lensl_radio_get(struct lensl_radio *radio, int *hw_blocked,
int *value)
{
int wlsw;
*hw_blocked = 0;
if (!radio)
return -EINVAL;
if (!radio->present)
return -ENODEV;
if (!get_wlsw(&wlsw) && !wlsw)
*hw_blocked = 1;
if (radio->get_acpi(value))
return -EIO;
return 0;
}
static int bluetooth_get_radiosw(void)
{
int value = 0;
if (!bluetooth_present)
return -ENODEV;
/* WLSW overrides bluetooth in firmware/hardware, reflect that */
if (bluetooth_pretend_blocked || (!get_wlsw(&value) && !value))
return RFKILL_STATE_HARD_BLOCKED;
if (get_gbdc(&value))
return -EIO;
return ((value & TP_ACPI_BLUETOOTH_RADIOSSW) != 0) ?
RFKILL_STATE_UNBLOCKED : RFKILL_STATE_SOFT_BLOCKED;
}