910cb8feb9
duplicate module loads. PR: usb/125736 Submitted by: danger, mm Reviewed by: hselasky
376 lines
10 KiB
C
376 lines
10 KiB
C
/* $FreeBSD$ */
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/* $NetBSD: ugensa.c,v 1.9.2.1 2007/03/24 14:55:50 yamt Exp $ */
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/*
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* Copyright (c) 2004, 2005 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Roland C. Dowdeswell <elric@netbsd.org>.
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* NOTE: all function names beginning like "ugensa_cfg_" can only
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* be called from within the config thread function !
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*/
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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/linker_set.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/callout.h>
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#include <sys/malloc.h>
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#include <sys/priv.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include "usbdevs.h"
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#define USB_DEBUG_VAR usb_debug
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#include <dev/usb/usb_debug.h>
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#include <dev/usb/usb_process.h>
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#include <dev/usb/serial/usb_serial.h>
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#define UGENSA_BUF_SIZE 2048 /* bytes */
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#define UGENSA_CONFIG_INDEX 0
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#define UGENSA_IFACE_INDEX 0
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#define UGENSA_IFACE_MAX 8 /* exclusivly */
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enum {
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UGENSA_BULK_DT_WR,
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UGENSA_BULK_DT_RD,
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UGENSA_N_TRANSFER,
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};
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struct ugensa_sub_softc {
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struct ucom_softc *sc_ucom_ptr;
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struct usb_xfer *sc_xfer[UGENSA_N_TRANSFER];
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};
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struct ugensa_softc {
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struct ucom_super_softc sc_super_ucom;
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struct ucom_softc sc_ucom[UGENSA_IFACE_MAX];
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struct ugensa_sub_softc sc_sub[UGENSA_IFACE_MAX];
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struct mtx sc_mtx;
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uint8_t sc_niface;
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};
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/* prototypes */
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static device_probe_t ugensa_probe;
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static device_attach_t ugensa_attach;
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static device_detach_t ugensa_detach;
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static usb_callback_t ugensa_bulk_write_callback;
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static usb_callback_t ugensa_bulk_read_callback;
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static void ugensa_start_read(struct ucom_softc *);
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static void ugensa_stop_read(struct ucom_softc *);
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static void ugensa_start_write(struct ucom_softc *);
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static void ugensa_stop_write(struct ucom_softc *);
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static void ugensa_poll(struct ucom_softc *ucom);
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static const struct usb_config ugensa_xfer_config[UGENSA_N_TRANSFER] = {
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[UGENSA_BULK_DT_WR] = {
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.type = UE_BULK,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_OUT,
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.bufsize = UGENSA_BUF_SIZE,
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.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
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.callback = &ugensa_bulk_write_callback,
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},
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[UGENSA_BULK_DT_RD] = {
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.type = UE_BULK,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_IN,
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.bufsize = UGENSA_BUF_SIZE,
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.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
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.callback = &ugensa_bulk_read_callback,
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},
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};
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static const struct ucom_callback ugensa_callback = {
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.ucom_start_read = &ugensa_start_read,
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.ucom_stop_read = &ugensa_stop_read,
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.ucom_start_write = &ugensa_start_write,
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.ucom_stop_write = &ugensa_stop_write,
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.ucom_poll = &ugensa_poll,
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};
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static device_method_t ugensa_methods[] = {
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/* Device methods */
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DEVMETHOD(device_probe, ugensa_probe),
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DEVMETHOD(device_attach, ugensa_attach),
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DEVMETHOD(device_detach, ugensa_detach),
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{0, 0}
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};
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static devclass_t ugensa_devclass;
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static driver_t ugensa_driver = {
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.name = "ugensa",
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.methods = ugensa_methods,
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.size = sizeof(struct ugensa_softc),
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};
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DRIVER_MODULE(ugensa, uhub, ugensa_driver, ugensa_devclass, NULL, 0);
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MODULE_DEPEND(ugensa, ucom, 1, 1, 1);
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MODULE_DEPEND(ugensa, usb, 1, 1, 1);
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MODULE_VERSION(ugensa, 1);
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static const struct usb_device_id ugensa_devs[] = {
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{USB_VPI(USB_VENDOR_AIRPRIME, USB_PRODUCT_AIRPRIME_PC5220, 0)},
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{USB_VPI(USB_VENDOR_CMOTECH, USB_PRODUCT_CMOTECH_CDMA_MODEM1, 0)},
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{USB_VPI(USB_VENDOR_KYOCERA2, USB_PRODUCT_KYOCERA2_CDMA_MSM_K, 0)},
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{USB_VPI(USB_VENDOR_HP, USB_PRODUCT_HP_49GPLUS, 0)},
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{USB_VPI(USB_VENDOR_NOVATEL2, USB_PRODUCT_NOVATEL2_FLEXPACKGPS, 0)},
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};
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static int
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ugensa_probe(device_t dev)
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{
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struct usb_attach_arg *uaa = device_get_ivars(dev);
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if (uaa->usb_mode != USB_MODE_HOST) {
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return (ENXIO);
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}
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if (uaa->info.bConfigIndex != UGENSA_CONFIG_INDEX) {
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return (ENXIO);
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}
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if (uaa->info.bIfaceIndex != 0) {
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return (ENXIO);
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}
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return (usbd_lookup_id_by_uaa(ugensa_devs, sizeof(ugensa_devs), uaa));
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}
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static int
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ugensa_attach(device_t dev)
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{
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struct usb_attach_arg *uaa = device_get_ivars(dev);
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struct ugensa_softc *sc = device_get_softc(dev);
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struct ugensa_sub_softc *ssc;
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struct usb_interface *iface;
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int32_t error;
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uint8_t iface_index;
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int x, cnt;
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device_set_usb_desc(dev);
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mtx_init(&sc->sc_mtx, "ugensa", NULL, MTX_DEF);
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/* Figure out how many interfaces this device has got */
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for (cnt = 0; cnt < UGENSA_IFACE_MAX; cnt++) {
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if ((usbd_get_endpoint(uaa->device, cnt, ugensa_xfer_config + 0) == NULL) ||
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(usbd_get_endpoint(uaa->device, cnt, ugensa_xfer_config + 1) == NULL)) {
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/* we have reached the end */
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break;
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}
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}
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if (cnt == 0) {
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device_printf(dev, "No interfaces\n");
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goto detach;
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}
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for (x = 0; x < cnt; x++) {
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iface = usbd_get_iface(uaa->device, x);
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if (iface->idesc->bInterfaceClass != UICLASS_VENDOR)
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/* Not a serial port, most likely a SD reader */
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continue;
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ssc = sc->sc_sub + sc->sc_niface;
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ssc->sc_ucom_ptr = sc->sc_ucom + sc->sc_niface;
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iface_index = (UGENSA_IFACE_INDEX + x);
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error = usbd_transfer_setup(uaa->device,
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&iface_index, ssc->sc_xfer, ugensa_xfer_config,
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UGENSA_N_TRANSFER, ssc, &sc->sc_mtx);
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if (error) {
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device_printf(dev, "allocating USB "
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"transfers failed\n");
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goto detach;
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}
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/* clear stall at first run */
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mtx_lock(&sc->sc_mtx);
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usbd_xfer_set_stall(ssc->sc_xfer[UGENSA_BULK_DT_WR]);
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usbd_xfer_set_stall(ssc->sc_xfer[UGENSA_BULK_DT_RD]);
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mtx_unlock(&sc->sc_mtx);
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/* initialize port number */
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ssc->sc_ucom_ptr->sc_portno = sc->sc_niface;
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sc->sc_niface++;
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if (x != uaa->info.bIfaceIndex)
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usbd_set_parent_iface(uaa->device, x,
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uaa->info.bIfaceIndex);
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}
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device_printf(dev, "Found %d interfaces.\n", sc->sc_niface);
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error = ucom_attach(&sc->sc_super_ucom, sc->sc_ucom, sc->sc_niface, sc,
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&ugensa_callback, &sc->sc_mtx);
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if (error) {
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DPRINTF("attach failed\n");
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goto detach;
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}
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return (0); /* success */
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detach:
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ugensa_detach(dev);
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return (ENXIO); /* failure */
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}
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static int
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ugensa_detach(device_t dev)
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{
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struct ugensa_softc *sc = device_get_softc(dev);
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uint8_t x;
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ucom_detach(&sc->sc_super_ucom, sc->sc_ucom, sc->sc_niface);
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for (x = 0; x < sc->sc_niface; x++) {
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usbd_transfer_unsetup(sc->sc_sub[x].sc_xfer, UGENSA_N_TRANSFER);
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}
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mtx_destroy(&sc->sc_mtx);
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return (0);
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}
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static void
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ugensa_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error)
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{
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struct ugensa_sub_softc *ssc = usbd_xfer_softc(xfer);
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struct usb_page_cache *pc;
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uint32_t actlen;
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switch (USB_GET_STATE(xfer)) {
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case USB_ST_SETUP:
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case USB_ST_TRANSFERRED:
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tr_setup:
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pc = usbd_xfer_get_frame(xfer, 0);
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if (ucom_get_data(ssc->sc_ucom_ptr, pc, 0,
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UGENSA_BUF_SIZE, &actlen)) {
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usbd_xfer_set_frame_len(xfer, 0, actlen);
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usbd_transfer_submit(xfer);
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}
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return;
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default: /* Error */
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if (error != USB_ERR_CANCELLED) {
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/* try to clear stall first */
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usbd_xfer_set_stall(xfer);
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goto tr_setup;
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}
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return;
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}
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}
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static void
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ugensa_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error)
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{
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struct ugensa_sub_softc *ssc = usbd_xfer_softc(xfer);
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struct usb_page_cache *pc;
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int actlen;
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usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
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switch (USB_GET_STATE(xfer)) {
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case USB_ST_TRANSFERRED:
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pc = usbd_xfer_get_frame(xfer, 0);
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ucom_put_data(ssc->sc_ucom_ptr, pc, 0, actlen);
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case USB_ST_SETUP:
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tr_setup:
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usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
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usbd_transfer_submit(xfer);
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return;
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default: /* Error */
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if (error != USB_ERR_CANCELLED) {
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/* try to clear stall first */
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usbd_xfer_set_stall(xfer);
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goto tr_setup;
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}
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return;
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}
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}
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static void
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ugensa_start_read(struct ucom_softc *ucom)
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{
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struct ugensa_softc *sc = ucom->sc_parent;
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struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno;
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usbd_transfer_start(ssc->sc_xfer[UGENSA_BULK_DT_RD]);
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}
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static void
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ugensa_stop_read(struct ucom_softc *ucom)
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{
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struct ugensa_softc *sc = ucom->sc_parent;
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struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno;
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usbd_transfer_stop(ssc->sc_xfer[UGENSA_BULK_DT_RD]);
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}
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static void
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ugensa_start_write(struct ucom_softc *ucom)
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{
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struct ugensa_softc *sc = ucom->sc_parent;
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struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno;
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usbd_transfer_start(ssc->sc_xfer[UGENSA_BULK_DT_WR]);
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}
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static void
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ugensa_stop_write(struct ucom_softc *ucom)
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{
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struct ugensa_softc *sc = ucom->sc_parent;
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struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno;
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usbd_transfer_stop(ssc->sc_xfer[UGENSA_BULK_DT_WR]);
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}
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static void
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ugensa_poll(struct ucom_softc *ucom)
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{
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struct ugensa_softc *sc = ucom->sc_parent;
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struct ugensa_sub_softc *ssc = sc->sc_sub + ucom->sc_portno;
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usbd_transfer_poll(ssc->sc_xfer, UGENSA_N_TRANSFER);
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}
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