862c145a2f
date: 2000/03/02 12:37:51; author: augustss;
Use ratecheck() to limit error messages on disconnect.
Break out some common functionality.
We don't have ratecheck() in our kernel yet, so I've hardcoded
usb_ratecheck() to return true always.
284 lines
11 KiB
C
284 lines
11 KiB
C
/* $NetBSD: usbdi.h,v 1.50 2001/04/12 01:18:24 thorpej Exp $ */
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/* $FreeBSD$ */
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/*
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* Copyright (c) 1998 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 Lennart Augustsson (lennart@augustsson.net) at
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* Carlstedt Research & Technology.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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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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typedef struct usbd_bus *usbd_bus_handle;
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typedef struct usbd_device *usbd_device_handle;
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typedef struct usbd_interface *usbd_interface_handle;
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typedef struct usbd_pipe *usbd_pipe_handle;
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typedef struct usbd_xfer *usbd_xfer_handle;
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typedef void *usbd_private_handle;
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typedef enum { /* keep in sync with usbd_status_msgs */
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USBD_NORMAL_COMPLETION = 0, /* must be 0 */
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USBD_IN_PROGRESS, /* 1 */
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/* errors */
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USBD_PENDING_REQUESTS, /* 2 */
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USBD_NOT_STARTED, /* 3 */
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USBD_INVAL, /* 4 */
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USBD_NOMEM, /* 5 */
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USBD_CANCELLED, /* 6 */
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USBD_BAD_ADDRESS, /* 7 */
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USBD_IN_USE, /* 8 */
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USBD_NO_ADDR, /* 9 */
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USBD_SET_ADDR_FAILED, /* 10 */
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USBD_NO_POWER, /* 11 */
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USBD_TOO_DEEP, /* 12 */
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USBD_IOERROR, /* 13 */
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USBD_NOT_CONFIGURED, /* 14 */
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USBD_TIMEOUT, /* 15 */
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USBD_SHORT_XFER, /* 16 */
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USBD_STALLED, /* 17 */
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USBD_INTERRUPTED, /* 18 */
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USBD_ERROR_MAX /* must be last */
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} usbd_status;
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typedef void (*usbd_callback)(usbd_xfer_handle, usbd_private_handle,
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usbd_status);
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/* Open flags */
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#define USBD_EXCLUSIVE_USE 0x01
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/* Use default (specified by ep. desc.) interval on interrupt pipe */
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#define USBD_DEFAULT_INTERVAL (-1)
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/* Request flags */
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#define USBD_NO_COPY 0x01 /* do not copy data to DMA buffer */
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#define USBD_SYNCHRONOUS 0x02 /* wait for completion */
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/* in usb.h #define USBD_SHORT_XFER_OK 0x04*/ /* allow short reads */
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#define USBD_FORCE_SHORT_XFER 0x08 /* force last short packet on write */
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/* XXX Temporary hack XXX */
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#define USBD_NO_TSLEEP 0x80 /* XXX use busy wait */
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#define USBD_NO_TIMEOUT 0
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#define USBD_DEFAULT_TIMEOUT 5000 /* ms = 5 s */
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#if defined(__FreeBSD__)
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#define USB_CDEV_MAJOR 108
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#endif
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usbd_status usbd_open_pipe(usbd_interface_handle iface, u_int8_t address,
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u_int8_t flags, usbd_pipe_handle *pipe);
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usbd_status usbd_close_pipe(usbd_pipe_handle pipe);
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usbd_status usbd_transfer(usbd_xfer_handle req);
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usbd_xfer_handle usbd_alloc_xfer(usbd_device_handle);
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usbd_status usbd_free_xfer(usbd_xfer_handle xfer);
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void usbd_setup_xfer(usbd_xfer_handle xfer, usbd_pipe_handle pipe,
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usbd_private_handle priv, void *buffer,
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u_int32_t length, u_int16_t flags, u_int32_t timeout,
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usbd_callback);
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void usbd_setup_default_xfer(usbd_xfer_handle xfer, usbd_device_handle dev,
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usbd_private_handle priv, u_int32_t timeout,
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usb_device_request_t *req, void *buffer,
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u_int32_t length, u_int16_t flags, usbd_callback);
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void usbd_setup_isoc_xfer(usbd_xfer_handle xfer, usbd_pipe_handle pipe,
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usbd_private_handle priv, u_int16_t *frlengths,
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u_int32_t nframes, u_int16_t flags, usbd_callback);
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void usbd_get_xfer_status(usbd_xfer_handle xfer, usbd_private_handle *priv,
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void **buffer, u_int32_t *count, usbd_status *status);
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usb_endpoint_descriptor_t *usbd_interface2endpoint_descriptor
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(usbd_interface_handle iface, u_int8_t address);
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usbd_status usbd_abort_pipe(usbd_pipe_handle pipe);
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usbd_status usbd_clear_endpoint_stall(usbd_pipe_handle pipe);
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usbd_status usbd_clear_endpoint_stall_async(usbd_pipe_handle pipe);
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void usbd_clear_endpoint_toggle(usbd_pipe_handle pipe);
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usbd_status usbd_endpoint_count(usbd_interface_handle dev, u_int8_t *count);
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usbd_status usbd_interface_count(usbd_device_handle dev, u_int8_t *count);
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void usbd_interface2device_handle(usbd_interface_handle iface,
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usbd_device_handle *dev);
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usbd_status usbd_device2interface_handle(usbd_device_handle dev,
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u_int8_t ifaceno, usbd_interface_handle *iface);
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usbd_device_handle usbd_pipe2device_handle(usbd_pipe_handle);
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void *usbd_alloc_buffer(usbd_xfer_handle xfer, u_int32_t size);
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void usbd_free_buffer(usbd_xfer_handle xfer);
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void *usbd_get_buffer(usbd_xfer_handle xfer);
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usbd_status usbd_sync_transfer(usbd_xfer_handle req);
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usbd_status usbd_open_pipe_intr(usbd_interface_handle iface, u_int8_t address,
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u_int8_t flags, usbd_pipe_handle *pipe,
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usbd_private_handle priv, void *buffer,
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u_int32_t length, usbd_callback, int);
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usbd_status usbd_do_request(usbd_device_handle pipe, usb_device_request_t *req,
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void *data);
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usbd_status usbd_do_request_async(usbd_device_handle pipe,
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usb_device_request_t *req, void *data);
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usbd_status usbd_do_request_flags(usbd_device_handle pipe,
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usb_device_request_t *req,
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void *data, u_int16_t flags, int *);
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usbd_status usbd_do_request_flags_pipe(
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usbd_device_handle dev, usbd_pipe_handle pipe,
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usb_device_request_t *req, void *data, u_int16_t flags, int *actlen);
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usb_interface_descriptor_t *usbd_get_interface_descriptor
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(usbd_interface_handle iface);
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usb_config_descriptor_t *usbd_get_config_descriptor(usbd_device_handle dev);
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usb_device_descriptor_t *usbd_get_device_descriptor(usbd_device_handle dev);
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usbd_status usbd_set_interface(usbd_interface_handle, int);
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int usbd_get_no_alts(usb_config_descriptor_t *, int);
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usbd_status usbd_get_interface(usbd_interface_handle iface, u_int8_t *aiface);
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void usbd_fill_deviceinfo(usbd_device_handle, struct usb_device_info *, int);
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int usbd_get_interface_altindex(usbd_interface_handle iface);
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usb_interface_descriptor_t *usbd_find_idesc(usb_config_descriptor_t *cd,
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int iindex, int ano);
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usb_endpoint_descriptor_t *usbd_find_edesc(usb_config_descriptor_t *cd,
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int ifaceidx, int altidx,
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int endptidx);
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void usbd_dopoll(usbd_interface_handle);
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void usbd_set_polling(usbd_interface_handle iface, int on);
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const char *usbd_errstr(usbd_status err);
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void usbd_add_dev_event(int, usbd_device_handle);
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void usbd_add_drv_event(int, usbd_device_handle, device_ptr_t);
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void usbd_devinfo(usbd_device_handle, int, char *);
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const struct usbd_quirks *usbd_get_quirks(usbd_device_handle);
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usb_endpoint_descriptor_t *usbd_get_endpoint_descriptor
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(usbd_interface_handle iface, u_int8_t address);
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usbd_status usbd_reload_device_desc(usbd_device_handle);
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int usbd_ratecheck(struct timeval *last);
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/*
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* The usb_task structs form a queue of things to run in the USB event
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* thread. Normally this is just device discovery when a connect/disconnect
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* has been detected. But it may also be used by drivers that need to
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* perform (short) tasks that must have a process context.
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*/
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struct usb_task {
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TAILQ_ENTRY(usb_task) next;
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void (*fun)(void *);
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void *arg;
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char onqueue;
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};
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void usb_add_task(usbd_device_handle dev, struct usb_task *task);
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void usb_rem_task(usbd_device_handle dev, struct usb_task *task);
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#define usb_init_task(t, f, a) ((t)->fun = (f), (t)->arg = (a), (t)->onqueue = 0)
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struct usb_devno {
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u_int16_t ud_vendor;
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u_int16_t ud_product;
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};
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const struct usb_devno *usb_match_device(const struct usb_devno *tbl,
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u_int nentries, u_int sz, u_int16_t vendor, u_int16_t product);
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#define usb_lookup(tbl, vendor, product) \
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usb_match_device((const struct usb_devno *)(tbl), sizeof (tbl) / sizeof ((tbl)[0]), sizeof ((tbl)[0]), (vendor), (product))
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/* NetBSD attachment information */
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/* Attach data */
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struct usb_attach_arg {
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int port;
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int configno;
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int ifaceno;
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int vendor;
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int product;
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int release;
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int matchlvl;
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usbd_device_handle device; /* current device */
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usbd_interface_handle iface; /* current interface */
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int usegeneric;
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usbd_interface_handle *ifaces; /* all interfaces */
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int nifaces; /* number of interfaces */
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};
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#if defined(__NetBSD__) || defined(__OpenBSD__)
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/* Match codes. */
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/* First five codes is for a whole device. */
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#define UMATCH_VENDOR_PRODUCT_REV 14
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#define UMATCH_VENDOR_PRODUCT 13
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#define UMATCH_VENDOR_DEVCLASS_DEVPROTO 12
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#define UMATCH_DEVCLASS_DEVSUBCLASS_DEVPROTO 11
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#define UMATCH_DEVCLASS_DEVSUBCLASS 10
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/* Next six codes are for interfaces. */
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#define UMATCH_VENDOR_PRODUCT_REV_CONF_IFACE 9
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#define UMATCH_VENDOR_PRODUCT_CONF_IFACE 8
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#define UMATCH_VENDOR_IFACESUBCLASS_IFACEPROTO 7
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#define UMATCH_VENDOR_IFACESUBCLASS 6
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#define UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO 5
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#define UMATCH_IFACECLASS_IFACESUBCLASS 4
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#define UMATCH_IFACECLASS 3
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#define UMATCH_IFACECLASS_GENERIC 2
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/* Generic driver */
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#define UMATCH_GENERIC 1
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/* No match */
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#define UMATCH_NONE 0
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#elif defined(__FreeBSD__)
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/* FreeBSD needs values less than zero */
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#define UMATCH_VENDOR_PRODUCT_REV (-10)
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#define UMATCH_VENDOR_PRODUCT (-20)
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#define UMATCH_VENDOR_DEVCLASS_DEVPROTO (-30)
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#define UMATCH_DEVCLASS_DEVSUBCLASS_DEVPROTO (-40)
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#define UMATCH_DEVCLASS_DEVSUBCLASS (-50)
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#define UMATCH_VENDOR_PRODUCT_REV_CONF_IFACE (-60)
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#define UMATCH_VENDOR_PRODUCT_CONF_IFACE (-70)
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#define UMATCH_VENDOR_IFACESUBCLASS_IFACEPROTO (-80)
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#define UMATCH_VENDOR_IFACESUBCLASS (-90)
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#define UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO (-100)
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#define UMATCH_IFACECLASS_IFACESUBCLASS (-110)
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#define UMATCH_IFACECLASS (-120)
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#define UMATCH_IFACECLASS_GENERIC (-130)
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#define UMATCH_GENERIC (-140)
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#define UMATCH_NONE (ENXIO)
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#endif
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#if defined(__FreeBSD__)
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int usbd_driver_load(module_t mod, int what, void *arg);
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#endif
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/* XXX Perhaps USB should have its own levels? */
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#ifdef USB_USE_SOFTINTR
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#ifdef __HAVE_GENERIC_SOFT_INTERRUPTS
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#define splusb splsoftnet
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#else
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#define splusb splsoftclock
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#endif /* __HAVE_GENERIC_SOFT_INTERRUPTS */
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#else
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#define splusb splbio
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#endif /* USB_USE_SOFTINTR */
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#define splhardusb splbio
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#define IPL_USB IPL_BIO
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