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Add xhci_mv.c
Add missing xhci driver for Marvell systems. Submitted by: Bartosz Szczepanek <bsz@semihalf.com> Obtained from: Semihalf Sponsored by: Stormshield Reviewed by: hselasky Approved by: cognet (mentor) Differential Revision: https://reviews.freebsd.org/D5031
This commit is contained in:
Wojciech Macek
parent
34a3d2c6e7
commit
9147c9b8b2
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=296827
232
sys/dev/usb/controller/xhci_mv.c
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232
sys/dev/usb/controller/xhci_mv.c
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@ -0,0 +1,232 @@
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/*-
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* Copyright (c) 2015 Semihalf.
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* Copyright (c) 2015 Stormshield.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_bus.h"
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#include <sys/stdint.h>
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#include <sys/stddef.h>
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#include <sys/param.h>
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#include <sys/queue.h>
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#include <sys/types.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/bus.h>
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#include <sys/module.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/condvar.h>
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#include <sys/sysctl.h>
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#include <sys/sx.h>
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#include <sys/unistd.h>
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#include <sys/priv.h>
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#include <sys/rman.h>
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#include <dev/ofw/ofw_bus.h>
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#include <dev/ofw/ofw_bus_subr.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usb_core.h>
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#include <dev/usb/usb_busdma.h>
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#include <dev/usb/usb_process.h>
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#include <dev/usb/usb_util.h>
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#include <dev/usb/usb_controller.h>
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#include <dev/usb/usb_bus.h>
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#include <dev/usb/controller/xhci.h>
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#include <dev/usb/controller/xhcireg.h>
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#define XHCI_HC_DEVSTR "Marvell Integrated USB 3.0 controller"
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#define XHCI_HC_VENDOR "Marvell"
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#define IS_DMA_32B 1
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static device_attach_t xhci_attach;
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static device_detach_t xhci_detach;
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static struct ofw_compat_data compat_data[] = {
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{"marvell,armada-380-xhci", true},
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{NULL, false}
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};
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static int
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xhci_probe(device_t dev)
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{
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if (!ofw_bus_status_okay(dev))
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return (ENXIO);
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if (!ofw_bus_search_compatible(dev, compat_data)->ocd_data)
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return (ENXIO);
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device_set_desc(dev, XHCI_HC_DEVSTR);
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return (BUS_PROBE_DEFAULT);
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}
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static int
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xhci_attach(device_t dev)
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{
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struct xhci_softc *sc = device_get_softc(dev);
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int err = 0, rid = 0;
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sc->sc_bus.parent = dev;
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sc->sc_bus.devices = sc->sc_devices;
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sc->sc_bus.devices_max = XHCI_MAX_DEVICES;
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sc->sc_io_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,
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RF_ACTIVE);
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if (sc->sc_io_res == NULL) {
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device_printf(dev, "Failed to map memory\n");
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xhci_detach(dev);
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return (ENXIO);
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}
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sc->sc_io_tag = rman_get_bustag(sc->sc_io_res);
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sc->sc_io_hdl = rman_get_bushandle(sc->sc_io_res);
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sc->sc_io_size = rman_get_size(sc->sc_io_res);
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sc->sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
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RF_SHAREABLE | RF_ACTIVE);
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if (sc->sc_irq_res == NULL) {
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device_printf(dev, "Failed to allocate IRQ\n");
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xhci_detach(dev);
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return (ENXIO);
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}
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sc->sc_bus.bdev = device_add_child(dev, "usbus", -1);
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if (sc->sc_bus.bdev == NULL) {
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device_printf(dev, "Failed to add USB device\n");
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xhci_detach(dev);
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return (ENXIO);
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}
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device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus);
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sprintf(sc->sc_vendor, XHCI_HC_VENDOR);
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device_set_desc(sc->sc_bus.bdev, XHCI_HC_DEVSTR);
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err = bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
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NULL, (driver_intr_t *)xhci_interrupt, sc, &sc->sc_intr_hdl);
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if (err != 0) {
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device_printf(dev, "Failed to setup error IRQ, %d\n", err);
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sc->sc_intr_hdl = NULL;
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xhci_detach(dev);
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return (err);
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}
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err = xhci_init(sc, dev, IS_DMA_32B);
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if (err != 0) {
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device_printf(dev, "Failed to init XHCI, with error %d\n", err);
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xhci_detach(dev);
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return (ENXIO);
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}
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err = xhci_start_controller(sc);
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if (err != 0) {
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device_printf(dev, "Failed to start XHCI controller, with error %d\n", err);
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xhci_detach(dev);
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return (ENXIO);
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}
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err = device_probe_and_attach(sc->sc_bus.bdev);
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if (err != 0) {
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device_printf(dev, "Failed to initialize USB, with error %d\n", err);
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xhci_detach(dev);
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return (ENXIO);
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}
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return (0);
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}
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static int
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xhci_detach(device_t dev)
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{
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struct xhci_softc *sc = device_get_softc(dev);
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device_t bdev;
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int err;
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if (sc->sc_bus.bdev != NULL) {
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bdev = sc->sc_bus.bdev;
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device_detach(bdev);
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device_delete_child(dev, bdev);
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}
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/* during module unload there are lots of children leftover */
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device_delete_children(dev);
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if (sc->sc_irq_res != NULL && sc->sc_intr_hdl != NULL) {
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err = bus_teardown_intr(dev, sc->sc_irq_res, sc->sc_intr_hdl);
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if (err != 0)
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device_printf(dev, "Could not tear down irq, %d\n",
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err);
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sc->sc_intr_hdl = NULL;
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}
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if (sc->sc_irq_res != NULL) {
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bus_release_resource(dev, SYS_RES_IRQ,
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rman_get_rid(sc->sc_irq_res), sc->sc_irq_res);
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sc->sc_irq_res = NULL;
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}
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if (sc->sc_io_res != NULL) {
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bus_release_resource(dev, SYS_RES_MEMORY,
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rman_get_rid(sc->sc_io_res), sc->sc_io_res);
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sc->sc_io_res = NULL;
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}
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xhci_uninit(sc);
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return (0);
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}
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static device_method_t xhci_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, xhci_probe),
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DEVMETHOD(device_attach, xhci_attach),
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DEVMETHOD(device_detach, xhci_detach),
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DEVMETHOD(device_suspend, bus_generic_suspend),
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DEVMETHOD(device_resume, bus_generic_resume),
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DEVMETHOD(device_shutdown, bus_generic_shutdown),
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DEVMETHOD_END
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};
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static driver_t xhci_driver = {
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"xhci",
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xhci_methods,
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sizeof(struct xhci_softc),
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};
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static devclass_t xhci_devclass;
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DRIVER_MODULE(xhci, simplebus, xhci_driver, xhci_devclass, 0, 0);
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MODULE_DEPEND(xhci, usb, 1, 1, 1);
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