Annotation of sys/dev/usb/usbdi.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: usbdi.h,v 1.29 2007/06/18 11:37:04 mbalmer Exp $ */
2: /* $NetBSD: usbdi.h,v 1.62 2002/07/11 21:14:35 augustss Exp $ */
3: /* $FreeBSD: src/sys/dev/usb/usbdi.h,v 1.18 1999/11/17 22:33:49 n_hibma Exp $ */
4:
5: /*
6: * Copyright (c) 1998 The NetBSD Foundation, Inc.
7: * All rights reserved.
8: *
9: * This code is derived from software contributed to The NetBSD Foundation
10: * by Lennart Augustsson (lennart@augustsson.net) at
11: * Carlstedt Research & Technology.
12: *
13: * Redistribution and use in source and binary forms, with or without
14: * modification, are permitted provided that the following conditions
15: * are met:
16: * 1. Redistributions of source code must retain the above copyright
17: * notice, this list of conditions and the following disclaimer.
18: * 2. Redistributions in binary form must reproduce the above copyright
19: * notice, this list of conditions and the following disclaimer in the
20: * documentation and/or other materials provided with the distribution.
21: * 3. All advertising materials mentioning features or use of this software
22: * must display the following acknowledgement:
23: * This product includes software developed by the NetBSD
24: * Foundation, Inc. and its contributors.
25: * 4. Neither the name of The NetBSD Foundation nor the names of its
26: * contributors may be used to endorse or promote products derived
27: * from this software without specific prior written permission.
28: *
29: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
30: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
31: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
32: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
33: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
34: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
35: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
36: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
37: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
39: * POSSIBILITY OF SUCH DAMAGE.
40: */
41:
42: typedef struct usbd_bus *usbd_bus_handle;
43: typedef struct usbd_device *usbd_device_handle;
44: typedef struct usbd_interface *usbd_interface_handle;
45: typedef struct usbd_pipe *usbd_pipe_handle;
46: typedef struct usbd_xfer *usbd_xfer_handle;
47: typedef void *usbd_private_handle;
48:
49: typedef enum { /* keep in sync with usbd_status_msgs */
50: USBD_NORMAL_COMPLETION = 0, /* must be 0 */
51: USBD_IN_PROGRESS, /* 1 */
52: /* errors */
53: USBD_PENDING_REQUESTS, /* 2 */
54: USBD_NOT_STARTED, /* 3 */
55: USBD_INVAL, /* 4 */
56: USBD_NOMEM, /* 5 */
57: USBD_CANCELLED, /* 6 */
58: USBD_BAD_ADDRESS, /* 7 */
59: USBD_IN_USE, /* 8 */
60: USBD_NO_ADDR, /* 9 */
61: USBD_SET_ADDR_FAILED, /* 10 */
62: USBD_NO_POWER, /* 11 */
63: USBD_TOO_DEEP, /* 12 */
64: USBD_IOERROR, /* 13 */
65: USBD_NOT_CONFIGURED, /* 14 */
66: USBD_TIMEOUT, /* 15 */
67: USBD_SHORT_XFER, /* 16 */
68: USBD_STALLED, /* 17 */
69: USBD_INTERRUPTED, /* 18 */
70:
71: USBD_ERROR_MAX /* must be last */
72: } usbd_status;
73:
74: typedef void (*usbd_callback)(usbd_xfer_handle, usbd_private_handle,
75: usbd_status);
76:
77: /* Open flags */
78: #define USBD_EXCLUSIVE_USE 0x01
79:
80: /* Use default (specified by ep. desc.) interval on interrupt pipe */
81: #define USBD_DEFAULT_INTERVAL (-1)
82:
83: /* Request flags */
84: #define USBD_NO_COPY 0x01 /* do not copy data to DMA buffer */
85: #define USBD_SYNCHRONOUS 0x02 /* wait for completion */
86: /* in usb.h #define USBD_SHORT_XFER_OK 0x04*/ /* allow short reads */
87: #define USBD_FORCE_SHORT_XFER 0x08 /* force last short packet on write */
88:
89: #define USBD_NO_TIMEOUT 0
90: #define USBD_DEFAULT_TIMEOUT 5000 /* ms = 5 s */
91:
92: #define DEVINFOSIZE 1024
93:
94: usbd_status usbd_open_pipe(usbd_interface_handle iface, u_int8_t address,
95: u_int8_t flags, usbd_pipe_handle *pipe);
96: usbd_status usbd_close_pipe(usbd_pipe_handle pipe);
97: usbd_status usbd_transfer(usbd_xfer_handle req);
98: usbd_xfer_handle usbd_alloc_xfer(usbd_device_handle);
99: usbd_status usbd_free_xfer(usbd_xfer_handle xfer);
100: void usbd_setup_xfer(usbd_xfer_handle xfer, usbd_pipe_handle pipe,
101: usbd_private_handle priv, void *buffer, u_int32_t length, u_int16_t flags,
102: u_int32_t timeout, usbd_callback);
103: void usbd_setup_default_xfer(usbd_xfer_handle xfer, usbd_device_handle dev,
104: usbd_private_handle priv, u_int32_t timeout, usb_device_request_t *req,
105: void *buffer, u_int32_t length, u_int16_t flags, usbd_callback);
106: void usbd_setup_isoc_xfer(usbd_xfer_handle xfer, usbd_pipe_handle pipe,
107: usbd_private_handle priv, u_int16_t *frlengths, u_int32_t nframes,
108: u_int16_t flags, usbd_callback);
109: void usbd_get_xfer_status(usbd_xfer_handle xfer, usbd_private_handle *priv,
110: void **buffer, u_int32_t *count, usbd_status *status);
111: usb_endpoint_descriptor_t *usbd_interface2endpoint_descriptor(
112: usbd_interface_handle iface, u_int8_t address);
113: usbd_status usbd_abort_pipe(usbd_pipe_handle pipe);
114: usbd_status usbd_clear_endpoint_stall(usbd_pipe_handle pipe);
115: usbd_status usbd_clear_endpoint_stall_async(usbd_pipe_handle pipe);
116: void usbd_clear_endpoint_toggle(usbd_pipe_handle pipe);
117: usbd_status usbd_endpoint_count(usbd_interface_handle dev, u_int8_t *count);
118: usbd_status usbd_interface_count(usbd_device_handle dev, u_int8_t *count);
119: void usbd_interface2device_handle(usbd_interface_handle iface,
120: usbd_device_handle *dev);
121: usbd_status usbd_device2interface_handle(usbd_device_handle dev,
122: u_int8_t ifaceno, usbd_interface_handle *iface);
123:
124: usbd_device_handle usbd_pipe2device_handle(usbd_pipe_handle);
125: void *usbd_alloc_buffer(usbd_xfer_handle xfer, u_int32_t size);
126: void usbd_free_buffer(usbd_xfer_handle xfer);
127: void *usbd_get_buffer(usbd_xfer_handle xfer);
128: usbd_status usbd_sync_transfer(usbd_xfer_handle req);
129: usbd_status usbd_open_pipe_intr(usbd_interface_handle iface, u_int8_t address,
130: u_int8_t flags, usbd_pipe_handle *pipe, usbd_private_handle priv,
131: void *buffer, u_int32_t length, usbd_callback, int);
132: usbd_status usbd_do_request(usbd_device_handle pipe, usb_device_request_t *req,
133: void *data);
134: usbd_status usbd_do_request_async(usbd_device_handle pipe,
135: usb_device_request_t *req, void *data);
136: usbd_status usbd_do_request_flags(usbd_device_handle pipe,
137: usb_device_request_t *req, void *data, u_int16_t flags, int*, u_int32_t);
138: usbd_status usbd_do_request_flags_pipe( usbd_device_handle dev,
139: usbd_pipe_handle pipe, usb_device_request_t *req, void *data,
140: u_int16_t flags, int *actlen, u_int32_t);
141: usb_interface_descriptor_t *usbd_get_interface_descriptor(
142: usbd_interface_handle iface);
143: usb_config_descriptor_t *usbd_get_config_descriptor(usbd_device_handle dev);
144: usb_device_descriptor_t *usbd_get_device_descriptor(usbd_device_handle dev);
145: usbd_status usbd_set_interface(usbd_interface_handle, int);
146: int usbd_get_no_alts(usb_config_descriptor_t *, int);
147: usbd_status usbd_get_interface(usbd_interface_handle iface, u_int8_t *aiface);
148: void usbd_fill_deviceinfo(usbd_device_handle, struct usb_device_info *, int);
149: int usbd_get_interface_altindex(usbd_interface_handle iface);
150:
151: usb_interface_descriptor_t *usbd_find_idesc(usb_config_descriptor_t *cd,
152: int iindex, int ano);
153: usb_endpoint_descriptor_t *usbd_find_edesc(usb_config_descriptor_t *cd,
154: int ifaceidx, int altidx, int endptidx);
155:
156: void usbd_dopoll(usbd_interface_handle);
157: void usbd_set_polling(usbd_device_handle iface, int on);
158:
159: const char *usbd_errstr(usbd_status err);
160:
161: void usbd_add_dev_event(int, usbd_device_handle);
162: void usbd_add_drv_event(int, usbd_device_handle, struct device *);
163:
164: char *usbd_devinfo_alloc(usbd_device_handle dev, int showclass);
165: void usbd_devinfo_free(char *devinfop);
166:
167: const struct usbd_quirks *usbd_get_quirks(usbd_device_handle);
168: usb_endpoint_descriptor_t *usbd_get_endpoint_descriptor(
169: usbd_interface_handle iface, u_int8_t address);
170:
171: usbd_status usbd_reload_device_desc(usbd_device_handle);
172:
173: int usbd_ratecheck(struct timeval *last);
174:
175: /* An iterator for descriptors. */
176: typedef struct {
177: const uByte *cur;
178: const uByte *end;
179: } usbd_desc_iter_t;
180: void usb_desc_iter_init(usbd_device_handle, usbd_desc_iter_t *);
181: const usb_descriptor_t *usb_desc_iter_next(usbd_desc_iter_t *);
182:
183: /*
184: * The usb_task structs form a queue of things to run in the USB event
185: * thread. Normally this is just device discovery when a connect/disconnect
186: * has been detected. But it may also be used by drivers that need to
187: * perform (short) tasks that must have a process context.
188: */
189: struct usb_task {
190: TAILQ_ENTRY(usb_task) next;
191: void (*fun)(void *);
192: void *arg;
193: char onqueue;
194: };
195:
196: void usb_add_task(usbd_device_handle dev, struct usb_task *task);
197: void usb_rem_task(usbd_device_handle dev, struct usb_task *task);
198: #define usb_init_task(t, f, a) ((t)->fun = (f), (t)->arg = (a), (t)->onqueue = 0)
199:
200: struct usb_devno {
201: u_int16_t ud_vendor;
202: u_int16_t ud_product;
203: };
204: const struct usb_devno *usb_match_device(const struct usb_devno *tbl,
205: u_int nentries, u_int sz, u_int16_t vendor, u_int16_t product);
206: #define usb_lookup(tbl, vendor, product) \
207: usb_match_device((const struct usb_devno *)(tbl), sizeof (tbl) / sizeof ((tbl)[0]), sizeof ((tbl)[0]), (vendor), (product))
208: #define USB_PRODUCT_ANY 0xffff
209:
210: /* NetBSD attachment information */
211:
212: /* Attach data */
213: struct usb_attach_arg {
214: int port;
215: int configno;
216: int ifaceno;
217: int vendor;
218: int product;
219: int release;
220: int matchlvl;
221: usbd_device_handle device; /* current device */
222: usbd_interface_handle iface; /* current interface */
223: int usegeneric;
224: usbd_interface_handle *ifaces; /* all interfaces */
225: int nifaces; /* number of interfaces */
226: };
227:
228: /* Match codes. */
229: /* First five codes is for a whole device. */
230: #define UMATCH_VENDOR_PRODUCT_REV 14
231: #define UMATCH_VENDOR_PRODUCT 13
232: #define UMATCH_VENDOR_DEVCLASS_DEVPROTO 12
233: #define UMATCH_DEVCLASS_DEVSUBCLASS_DEVPROTO 11
234: #define UMATCH_DEVCLASS_DEVSUBCLASS 10
235: /* Next six codes are for interfaces. */
236: #define UMATCH_VENDOR_PRODUCT_REV_CONF_IFACE 9
237: #define UMATCH_VENDOR_PRODUCT_CONF_IFACE 8
238: #define UMATCH_VENDOR_IFACESUBCLASS_IFACEPROTO 7
239: #define UMATCH_VENDOR_IFACESUBCLASS 6
240: #define UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO 5
241: #define UMATCH_IFACECLASS_IFACESUBCLASS 4
242: #define UMATCH_IFACECLASS 3
243: #define UMATCH_IFACECLASS_GENERIC 2
244: /* Generic driver */
245: #define UMATCH_GENERIC 1
246: /* No match */
247: #define UMATCH_NONE 0
248:
249: /* XXX Perhaps USB should have its own levels? */
250: #ifdef __HAVE_GENERIC_SOFT_INTERRUPTS
251: #define splusb splsoftnet
252: #else
253: #define splusb splbio
254: #endif /* __HAVE_GENERIC_SOFT_INTERRUPTS */
255: #define splhardusb splbio
256: #define IPL_USB IPL_BIO
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