C++ (Cpp) fsa9480_s3c_udc_off Examples

Example #1

File: s3c-udc-otg-hs.c Project: Arakmar/G3MOD

/*
 * power down s3c-udc power & disable otg clock
 */ 
void s3c_udc_power_down(void)
{
	struct s3c_udc *dev = the_controller;
	unsigned long flags;

	/* Confirm No caller with spin_lock come here */
	if (dev->udc_state != USB_STATE_SUSPENDED && dev->gadget.speed != USB_SPEED_UNKNOWN ) {
		//s3c_udc_set_disconnect_state(dev);
		S3C_UDC_LOCK_IRQSAVE(&dev->lock, flags);
		s3c_udc_stop_activity(dev, dev->driver);
		S3C_UDC_UNLOCK_IRQRESTORE(&dev->lock, flags);
	}
	
	if(dev->udc_state > USB_STATE_NOTATTACHED) {		
		/* s3c_udc_disable() set dev->udc_state = USB_STATE_NOTATTACHED; */
		s3c_udc_disable(dev);

S3C_UDC_POWER_OFF:		
		if(dev->clocked) {
			if (!IS_ERR(otg_clock) && otg_clock != NULL) {
				clk_disable(otg_clock);
				dev->clocked = 0;
				DEBUG_PM("[%s] clk_disable() OK.\n", __func__);
			}
			else
				DEBUG_ERROR("[%s] otg_clock error\n", __func__);
		}
		else 
			DEBUG_PM("[%s] already clk_disabled\n", __func__);
		
		fsa9480_s3c_udc_off();

		if(dev->clocked) {
			/*	Just in case */
				DEBUG_ERROR("\n[%s] readl(S3C_UDC_OTG_GINTMSK) || dev->clocked\n", __func__);
				DEBUG_ERROR("\n[%s] Power OFF again.\n", __func__);
				goto S3C_UDC_POWER_OFF;
		}
		
		DEBUG_PM("[%s] \n", __func__);
	}
	else {		
		DEBUG_PM("[%s] skipped , already powered off\n", __func__);

		if(dev->clocked) {
			/*	Just in case */
			DEBUG_ERROR("\n[%s] readl(S3C_UDC_OTG_GINTMSK) || dev->clocked\n", __func__);
			DEBUG_ERROR("\n[%s] Power OFF again.\n", __func__);
			goto S3C_UDC_POWER_OFF;
		}
	}
	dev->powered = 0;

#ifdef CONFIG_CPU_FREQ
	set_dvfs_level(1);
#endif /* CONFIG_CPU_FREQ */

}

Example #2

File: s3c-udc-otg-hs.c Project: argentinos/o2droid

/*
 * power down s3c-udc power & disable otg clock
 */ 
void s3c_udc_power_down(void)
{
	struct s3c_udc *dev = the_controller;

	/* Confirm 	 */
	if (dev->udc_state != USB_STATE_SUSPENDED) {
		//s3c_udc_set_disconnect_state(dev);
		s3c_udc_stop_activity(dev, dev->driver);
	}
	
	if(dev->udc_state > USB_STATE_NOTATTACHED) {		
		/* s3c_udc_disable() set dev->udc_state = USB_STATE_NOTATTACHED; */
		s3c_udc_disable(dev);

S3C_UDC_POWER_OFF:		
		if(dev->clocked) {
			if (!IS_ERR(otg_clock) && otg_clock != NULL) {
				clk_disable(otg_clock);
				dev->clocked = 0;
				DEBUG_PM("[%s] clk_disable() OK.\n", __func__);
			}
			else
				DEBUG_ERROR("[%s] otg_clock error\n", __func__);
		}
		else 
			DEBUG_PM("[%s] already clk_disabled\n", __func__);
		
		fsa9480_s3c_udc_off();

		if(dev->clocked) {
			/*	Just in case */
				DEBUG_ERROR("\n[%s] readl(S3C_UDC_OTG_GINTMSK) || dev->clocked\n", __func__);
				DEBUG_ERROR("\n[%s] Power OFF again.\n", __func__);
				goto S3C_UDC_POWER_OFF;
		}
		
		DEBUG_PM("[%s] \n", __func__);
	}
	else {		
		DEBUG_PM("[%s] skipped , already powered off\n", __func__);

		if(dev->clocked) {
			/*	Just in case */
			DEBUG_ERROR("\n[%s] readl(S3C_UDC_OTG_GINTMSK) || dev->clocked\n", __func__);
			DEBUG_ERROR("\n[%s] Power OFF again.\n", __func__);
			goto S3C_UDC_POWER_OFF;
		}
	}
	dev->powered = 0;
}