Beispiel #1
0
static int
ohci_atmelarm_detach(device_t dev)
{
	struct at91_ohci_softc *sc = device_get_softc(dev);
	device_t bdev;
	int err;

	if (sc->sc_ohci.sc_bus.bdev) {
		bdev = sc->sc_ohci.sc_bus.bdev;
		device_detach(bdev);
		device_delete_child(dev, bdev);
	}
	/* during module unload there are lots of children leftover */
	device_delete_all_children(dev);

	/*
	 * Put the controller into reset, then disable clocks and do
	 * the MI tear down.  We have to disable the clocks/hardware
	 * after we do the rest of the teardown.  We also disable the
	 * clocks in the opposite order we acquire them, but that
	 * doesn't seem to be absolutely necessary.  We free up the
	 * clocks after we disable them, so the system could, in
	 * theory, reuse them.
	 */
	bus_space_write_4(sc->sc_ohci.sc_io_tag, sc->sc_ohci.sc_io_hdl,
	    OHCI_CONTROL, 0);

	at91_pmc_clock_disable(sc->fclk);
	at91_pmc_clock_disable(sc->iclk);
	at91_pmc_clock_deref(sc->fclk);
	at91_pmc_clock_deref(sc->iclk);

	if (sc->sc_ohci.sc_irq_res && sc->sc_ohci.sc_intr_hdl) {
		/*
		 * only call ohci_detach() after ohci_init()
		 */
		ohci_detach(&sc->sc_ohci);

		err = bus_teardown_intr(dev, sc->sc_ohci.sc_irq_res, sc->sc_ohci.sc_intr_hdl);
		sc->sc_ohci.sc_intr_hdl = NULL;
	}
	if (sc->sc_ohci.sc_irq_res) {
		bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_ohci.sc_irq_res);
		sc->sc_ohci.sc_irq_res = NULL;
	}
	if (sc->sc_ohci.sc_io_res) {
		bus_release_resource(dev, SYS_RES_MEMORY, MEM_RID,
		    sc->sc_ohci.sc_io_res);
		sc->sc_ohci.sc_io_res = NULL;
	}
	usb_bus_mem_free_all(&sc->sc_ohci.sc_bus, &ohci_iterate_hw_softc);

	return (0);
}
Beispiel #2
0
int
uhci_pci_detach(device_t self)
{
	uhci_softc_t *sc = device_get_softc(self);
	device_t bdev;

	if (sc->sc_bus.bdev) {
		bdev = sc->sc_bus.bdev;
		device_detach(bdev);
		device_delete_child(self, bdev);
	}
	/* during module unload there are lots of children leftover */
	device_delete_all_children(self);

	/*
	 * disable interrupts that might have been switched on in
	 * uhci_init.
	 */
	if (sc->sc_io_res) {
		USB_BUS_LOCK(&sc->sc_bus);

		/* stop the controller */
		uhci_reset(sc);

		USB_BUS_UNLOCK(&sc->sc_bus);
	}
	pci_disable_busmaster(self);

	if (sc->sc_irq_res && sc->sc_intr_hdl) {
		int err = bus_teardown_intr(self, sc->sc_irq_res, sc->sc_intr_hdl);

		if (err) {
			/* XXX or should we panic? */
			device_printf(self, "Could not tear down irq, %d\n",
			    err);
		}
		sc->sc_intr_hdl = NULL;
	}
	if (sc->sc_irq_res) {
		bus_release_resource(self, SYS_RES_IRQ, 0, sc->sc_irq_res);
		sc->sc_irq_res = NULL;
	}
	if (sc->sc_io_res) {
		bus_release_resource(self, SYS_RES_IOPORT, PCI_UHCI_BASE_REG,
		    sc->sc_io_res);
		sc->sc_io_res = NULL;
	}
	usb_bus_mem_free_all(&sc->sc_bus, &uhci_iterate_hw_softc);

	return (0);
}
static int
ehci_ixp_detach(device_t self)
{
	struct ixp_ehci_softc *isc = device_get_softc(self);
	ehci_softc_t *sc = &isc->base;
	device_t bdev;
	int err;

 	if (sc->sc_bus.bdev) {
		bdev = sc->sc_bus.bdev;
		device_detach(bdev);
		device_delete_child(self, bdev);
	}
	/* during module unload there are lots of children leftover */
	device_delete_all_children(self);

	/*
	 * disable interrupts that might have been switched on in ehci_init
	 */
	if (sc->sc_io_res) {
		EWRITE4(sc, EHCI_USBINTR, 0);
	}

 	if (sc->sc_irq_res && sc->sc_intr_hdl) {
		/*
		 * only call ehci_detach() after ehci_init()
		 */
		ehci_detach(sc);

		err = bus_teardown_intr(self, sc->sc_irq_res, sc->sc_intr_hdl);

		if (err)
			/* XXX or should we panic? */
			device_printf(self, "Could not tear down irq, %d\n",
			    err);
		sc->sc_intr_hdl = NULL;
	}

 	if (sc->sc_irq_res) {
		bus_release_resource(self, SYS_RES_IRQ, 0, sc->sc_irq_res);
		sc->sc_irq_res = NULL;
	}
	if (sc->sc_io_res) {
		bus_release_resource(self, SYS_RES_MEMORY, 0,
		    sc->sc_io_res);
		sc->sc_io_res = NULL;
	}
	usb_bus_mem_free_all(&sc->sc_bus, &ehci_iterate_hw_softc);

	return (0);
}
Beispiel #4
0
static int
dotg_obio_detach(device_t dev)
{
	struct dotg_obio_softc *sc = device_get_softc(dev);
	device_t bdev;
	int err;

	if (sc->sc_dci.sc_bus.bdev) {
		bdev = sc->sc_dci.sc_bus.bdev;
		device_detach(bdev);
		device_delete_child(dev, bdev);
	}
	/* during module unload there are lots of children leftover */
	device_delete_all_children(dev);

	if (sc->sc_dci.sc_irq_res && sc->sc_dci.sc_intr_hdl) {
		/*
		 * only call dotg_obio_uninit() after dotg_obio_init()
		 */
		dotg_uninit(&sc->sc_dci);

		/* Stop OTG clock */
		rt305x_sysctl_set(SYSCTL_CLKCFG1, 
		    rt305x_sysctl_get(SYSCTL_CLKCFG1) & 
		    ~SYSCTL_CLKCFG1_OTG_CLK_EN);

		err = bus_teardown_intr(dev, sc->sc_dci.sc_irq_res,
		    sc->sc_dci.sc_intr_hdl);
		sc->sc_dci.sc_intr_hdl = NULL;
	}
	if (sc->sc_dci.sc_irq_res) {
		bus_release_resource(dev, SYS_RES_IRQ, 0,
		    sc->sc_dci.sc_irq_res);
		sc->sc_dci.sc_irq_res = NULL;
	}
	if (sc->sc_dci.sc_mem_res) {
		bus_release_resource(dev, SYS_RES_MEMORY, 0,
		    sc->sc_dci.sc_mem_res);
		sc->sc_dci.sc_mem_res = NULL;
	}
	usb_bus_mem_free_all(&sc->sc_dci.sc_bus, NULL);

	return (0);
}
static int
ohci_pci_detach(device_t self)
{
	ohci_softc_t *sc = device_get_softc(self);
	device_t bdev;

	if (sc->sc_bus.bdev) {
		bdev = sc->sc_bus.bdev;
		device_detach(bdev);
		device_delete_child(self, bdev);
	}
	/* during module unload there are lots of children leftover */
	device_delete_all_children(self);

	pci_disable_busmaster(self);

	if (sc->sc_irq_res && sc->sc_intr_hdl) {
		/*
		 * only call ohci_detach() after ohci_init()
		 */
		ohci_detach(sc);

		int err = bus_teardown_intr(self, sc->sc_irq_res, sc->sc_intr_hdl);

		if (err) {
			/* XXX or should we panic? */
			device_printf(self, "Could not tear down irq, %d\n",
			    err);
		}
		sc->sc_intr_hdl = NULL;
	}
	if (sc->sc_irq_res) {
		bus_release_resource(self, SYS_RES_IRQ, 0, sc->sc_irq_res);
		sc->sc_irq_res = NULL;
	}
	if (sc->sc_io_res) {
		bus_release_resource(self, SYS_RES_MEMORY, PCI_CBMEM,
		    sc->sc_io_res);
		sc->sc_io_res = NULL;
	}
	usb_bus_mem_free_all(&sc->sc_bus, &ohci_iterate_hw_softc);

	return (0);
}
Beispiel #6
0
static int
musbotg_detach(device_t dev)
{
	struct musbotg_super_softc *sc = device_get_softc(dev);
	device_t bdev;
	int err;

	if (sc->sc_otg.sc_bus.bdev) {
		bdev = sc->sc_otg.sc_bus.bdev;
		device_detach(bdev);
		device_delete_child(dev, bdev);
	}
	/* during module unload there are lots of children leftover */
	device_delete_all_children(dev);

	if (sc->sc_otg.sc_irq_res && sc->sc_otg.sc_intr_hdl) {
		/*
		 * only call musbotg_uninit() after musbotg_init()
		 */
		musbotg_uninit(&sc->sc_otg);

		err = bus_teardown_intr(dev, sc->sc_otg.sc_irq_res,
		    sc->sc_otg.sc_intr_hdl);
		sc->sc_otg.sc_intr_hdl = NULL;
	}
	/* free IRQ channel, if any */
	if (sc->sc_otg.sc_irq_res) {
		bus_release_resource(dev, SYS_RES_IRQ, 0,
		    sc->sc_otg.sc_irq_res);
		sc->sc_otg.sc_irq_res = NULL;
	}
	/* free memory resource, if any */
	if (sc->sc_otg.sc_io_res) {
		bus_release_resource(dev, SYS_RES_MEMORY, 0,
		    sc->sc_otg.sc_io_res);
		sc->sc_otg.sc_io_res = NULL;
	}
	usb_bus_mem_free_all(&sc->sc_otg.sc_bus, NULL);

	return (0);
}
Beispiel #7
0
static int
ehci_xls_detach(device_t self)
{
	ehci_softc_t *sc = device_get_softc(self);
	device_t bdev;
	int err;

 	if (sc->sc_bus.bdev) {
		bdev = sc->sc_bus.bdev;
		device_detach(bdev);
		device_delete_child(self, bdev);
	}
	/* during module unload there are lots of children leftover */
	device_delete_all_children(self);

	if (sc->sc_irq_res && sc->sc_intr_hdl) {
		ehci_detach(sc);

		err = bus_teardown_intr(self, sc->sc_irq_res, sc->sc_intr_hdl);
		if (err)
			device_printf(self, "Could not tear down irq, %d\n",
			    err);
		sc->sc_intr_hdl = 0;
	}

	if (sc->sc_irq_res) {
		bus_release_resource(self, SYS_RES_IRQ, 0, sc->sc_irq_res);
		sc->sc_irq_res = NULL;
	}
	if (sc->sc_io_res) {
		bus_release_resource(self, SYS_RES_MEMORY, 0,
		    sc->sc_io_res);
		sc->sc_io_res = NULL;
		sc->sc_io_tag = 0;
		sc->sc_io_hdl = 0;
	}

	usb_bus_mem_free_all(&sc->sc_bus, &ehci_iterate_hw_softc);

	return (0);
}
Beispiel #8
0
static int
uss820_atmelarm_detach(device_t dev)
{
	struct uss820dci_softc *sc = device_get_softc(dev);
	device_t bdev;
	int err;

	if (sc->sc_bus.bdev) {
		bdev = sc->sc_bus.bdev;
		device_detach(bdev);
		device_delete_child(dev, bdev);
	}
	/* during module unload there are lots of children leftover */
	device_delete_all_children(dev);

	if (sc->sc_irq_res && sc->sc_intr_hdl) {
		/*
		 * only call at91_udp_uninit() after at91_udp_init()
		 */
		uss820dci_uninit(sc);

		err = bus_teardown_intr(dev, sc->sc_irq_res,
		    sc->sc_intr_hdl);
		sc->sc_intr_hdl = NULL;
	}
	if (sc->sc_irq_res) {
		bus_release_resource(dev, SYS_RES_IRQ, 0,
		    sc->sc_irq_res);
		sc->sc_irq_res = NULL;
	}
	if (sc->sc_io_res) {
		bus_release_resource(dev, SYS_RES_IOPORT, 0,
		    sc->sc_io_res);
		sc->sc_io_res = NULL;
	}
	usb_bus_mem_free_all(&sc->sc_bus, NULL);

	return (0);
}
Beispiel #9
0
int
ehci_oxu_detach(device_t self)
{
  ehci_softc_t *sc = device_get_softc(self);
  device_t bdev;

  if (sc->sc_bus.bdev) {
    bdev = sc->sc_bus.bdev;
    device_detach(bdev);
    device_delete_child(self, bdev);
  }
  /* during module unload there are lots of children leftover */
  device_delete_all_children(self);

  oxu210_intr_detach (oxu210_intr_shc);
  
  ehci_detach(sc);

  usb_bus_mem_free_all(&sc->sc_bus, &ehci_iterate_hw_softc);

  return (0);
}
Beispiel #10
0
static int
at91_udp_detach(device_t dev)
{
    struct at91_udp_softc *sc = device_get_softc(dev);
    device_t bdev;
    int err;

    if (sc->sc_dci.sc_bus.bdev) {
        bdev = sc->sc_dci.sc_bus.bdev;
        device_detach(bdev);
        device_delete_child(dev, bdev);
    }
    /* during module unload there are lots of children leftover */
    device_delete_all_children(dev);

    /* disable Transceiver */
    AT91_UDP_WRITE_4(&sc->sc_dci, AT91_UDP_TXVC, AT91_UDP_TXVC_DIS);

    /* disable and clear all interrupts */
    AT91_UDP_WRITE_4(&sc->sc_dci, AT91_UDP_IDR, 0xFFFFFFFF);
    AT91_UDP_WRITE_4(&sc->sc_dci, AT91_UDP_ICR, 0xFFFFFFFF);

    /* disable VBUS interrupt */
    at91_pio_gpio_set_interrupt(VBUS_BASE, VBUS_MASK, 0);

    if (sc->sc_vbus_irq_res && sc->sc_vbus_intr_hdl) {
        err = bus_teardown_intr(dev, sc->sc_vbus_irq_res,
                                sc->sc_vbus_intr_hdl);
        sc->sc_vbus_intr_hdl = NULL;
    }
    if (sc->sc_vbus_irq_res) {
        bus_release_resource(dev, SYS_RES_IRQ, 1,
                             sc->sc_vbus_irq_res);
        sc->sc_vbus_irq_res = NULL;
    }
    if (sc->sc_dci.sc_irq_res && sc->sc_dci.sc_intr_hdl) {
        /*
         * only call at91_udp_uninit() after at91_udp_init()
         */
        at91dci_uninit(&sc->sc_dci);

        err = bus_teardown_intr(dev, sc->sc_dci.sc_irq_res,
                                sc->sc_dci.sc_intr_hdl);
        sc->sc_dci.sc_intr_hdl = NULL;
    }
    if (sc->sc_dci.sc_irq_res) {
        bus_release_resource(dev, SYS_RES_IRQ, 0,
                             sc->sc_dci.sc_irq_res);
        sc->sc_dci.sc_irq_res = NULL;
    }
    if (sc->sc_dci.sc_io_res) {
        bus_release_resource(dev, SYS_RES_MEMORY, MEM_RID,
                             sc->sc_dci.sc_io_res);
        sc->sc_dci.sc_io_res = NULL;
    }
    usb_bus_mem_free_all(&sc->sc_dci.sc_bus, NULL);

    /* disable clocks */
    at91_pmc_clock_disable(sc->sc_iclk);
    at91_pmc_clock_disable(sc->sc_fclk);
    at91_pmc_clock_deref(sc->sc_fclk);
    at91_pmc_clock_deref(sc->sc_iclk);

    return (0);
}