Esempi in C++ (Cpp) per dma_controller_irq

Esempio n. 1

irqreturn_t musb_call_dma_controller_irq(int irq, struct musb *musb)
{
	if (!musb->b_dma_share_usb_irq)
		return IRQ_NONE;

	if (dma_controller_fetch_intr(musb->dma_controller))
		return dma_controller_irq(irq, (void *)musb->dma_controller);

	return IRQ_NONE;
}

Esempio n. 2

File: usb20.c Progetto: 5C4R4B3/CINK_SLIM_ICS_Opensource

irqreturn_t mt6577_usb_interrupt(int irq, void *dev_id)
{
	irqreturn_t tmp_status;
	irqreturn_t status = IRQ_NONE;
	struct musb *musb = (struct musb*)dev_id;
	u32 usb_l1_ints;
#ifdef CONFIG_USB_MTK_OTG
	u32 usb_l1_ploy;
#endif
	usb_l1_ints= musb_readl(musb->mregs,USB_L1INTS);
	DBG(3,"usb interrupt assert %x\n",usb_l1_ints);

	if ((usb_l1_ints & TX_INT_STATUS) || (usb_l1_ints & RX_INT_STATUS) || (usb_l1_ints & USBCOM_INT_STATUS)) {
		if((tmp_status = generic_interrupt(irq, musb)) != IRQ_NONE)
			status = tmp_status;
	}

	if (usb_l1_ints & DMA_INT_STATUS) {
		if((tmp_status = dma_controller_irq(irq, musb->dma_controller)) != IRQ_NONE)
			status = tmp_status;
	}

#ifdef CONFIG_USB_MTK_OTG
	if(usb_l1_ints&IDDIG_INT_STATUS) {
		usb_l1_ploy = musb_readl(mtk_musb->mregs,USB_L1INTP);
		DBG(0,"MUSB:id pin interrupt assert,polarity=0x%x\n",usb_l1_ploy);
		if(usb_l1_ploy & IDDIG_INT_STATUS)
			usb_l1_ploy &= (~IDDIG_INT_STATUS);
		else
			usb_l1_ploy |= IDDIG_INT_STATUS;

		musb_writel(mtk_musb->mregs,USB_L1INTP,usb_l1_ploy);
		musb_writel(mtk_musb->mregs,USB_L1INTM,(~IDDIG_INT_STATUS)&musb_readl(mtk_musb->mregs,USB_L1INTM));

		schedule_delayed_work(&mtk_musb->id_pin_work,sw_deboun_time*HZ/1000);
		status = IRQ_HANDLED;
		DBG(1,"MUSB:id pin interrupt assert\n");
	}
#endif

	return status;

}