/* ljoy_get_joystick: [primary thread]
*
* Returns the address of a ALLEGRO_JOYSTICK structure for the device
* number NUM.
*/
static ALLEGRO_JOYSTICK *ljoy_get_joystick(int num)
{
ALLEGRO_JOYSTICK *ret = NULL;
unsigned i;
ASSERT(num >= 0);
al_lock_mutex(config_mutex);
for (i = 0; i < _al_vector_size(&joysticks); i++) {
ALLEGRO_JOYSTICK_LINUX **slot = _al_vector_ref(&joysticks, i);
ALLEGRO_JOYSTICK_LINUX *joy = *slot;
if (ACTIVE_STATE(joy->config_state)) {
if (num == 0) {
ret = (ALLEGRO_JOYSTICK *)joy;
break;
}
num--;
}
}
al_unlock_mutex(config_mutex);
return ret;
}
/* joydx_get_joystick: [primary thread]
*
* Returns the address of a ALLEGRO_JOYSTICK structure for the device
* number NUM.
*/
static ALLEGRO_JOYSTICK *joydx_get_joystick(int num)
{
ALLEGRO_JOYSTICK *ret = NULL;
unsigned i;
ASSERT(num >= 0);
EnterCriticalSection(&joydx_thread_cs);
for (i = 0; i < MAX_JOYSTICKS; i++) {
ALLEGRO_JOYSTICK_DIRECTX *joy = &joydx_joystick[i];
if (ACTIVE_STATE(joy->config_state)) {
if (num == 0) {
ret = (ALLEGRO_JOYSTICK *)joy;
break;
}
num--;
}
}
LeaveCriticalSection(&joydx_thread_cs);
#if 0
/* is this needed? */
if (ret) {
ALLEGRO_DISPLAY *display = al_get_current_display();
if (display)
_al_win_joystick_dinput_grab(display);
}
#endif
return ret;
}
void imx233_pwm_setup(int channel, int period, int cdiv, int active,
int active_state, int inactive, int inactive_state)
{
/* stop */
bool enable = imx233_pwm_is_enabled(channel);
if(enable)
imx233_pwm_enable(channel, false);
/* setup pin */
imx233_pinctrl_setup_vpin(VPIN_PWM(channel), "pwm", PINCTRL_DRIVE_4mA, false);
/* watch the order ! active THEN period
* NOTE: the register value is period-1 */
HW_PWM_ACTIVEn(channel) = BF_OR2(PWM_ACTIVEn, ACTIVE(active), INACTIVE(inactive));
HW_PWM_PERIODn(channel) = BF_OR4(PWM_PERIODn, PERIOD(period - 1),
ACTIVE_STATE(active_state), INACTIVE_STATE(inactive_state), CDIV(cdiv));
/* restore */
imx233_pwm_enable(channel, enable);
}
static bool ljoy_get_active(ALLEGRO_JOYSTICK *joy_)
{
ALLEGRO_JOYSTICK_LINUX *joy = (ALLEGRO_JOYSTICK_LINUX *)joy_;
return ACTIVE_STATE(joy->config_state);
}
static bool joydx_get_active(ALLEGRO_JOYSTICK *joy)
{
ALLEGRO_JOYSTICK_DIRECTX *joydx = (ALLEGRO_JOYSTICK_DIRECTX *)joy;
return ACTIVE_STATE(joydx->config_state);
}
