1/* $FreeBSD: head/sys/dev/usb/usb_device.h 246759 2013-02-13 12:35:17Z hselasky $ */
| 1/* $FreeBSD: head/sys/dev/usb/usb_device.h 250204 2013-05-03 09:23:06Z hselasky $ */
|
2/*-
3 * Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#ifndef _USB_DEVICE_H_
28#define _USB_DEVICE_H_
29
30#ifndef USB_GLOBAL_INCLUDE_FILE
31#include <dev/usb/usb_core.h>
32#include <dev/usb/usb_busdma.h>
33#include <dev/usb/usb_transfer.h>
34#endif
35
36struct usb_bus_methods;
37struct usb_config_descriptor;
38struct usb_device; /* linux compat */
39struct usb_fs_privdata;
40struct usb_hw_ep_profile;
41struct usb_symlink; /* UGEN */
42
43#define USB_CTRL_XFER_MAX 2
44
45/* "usb_config_parse()" commands */
46
47#define USB_CFG_ALLOC 0
48#define USB_CFG_FREE 1
49#define USB_CFG_INIT 2
50
51/* "usb_unconfigure()" flags */
52
53#define USB_UNCFG_FLAG_NONE 0x00
54#define USB_UNCFG_FLAG_FREE_EP0 0x02 /* endpoint zero is freed */
55
56struct usb_clear_stall_msg {
57 struct usb_proc_msg hdr;
58 struct usb_device *udev;
59};
60
61/* The following four structures makes up a tree, where we have the
62 * leaf structure, "usb_host_endpoint", first, and the root structure,
63 * "usb_device", last. The four structures below mirror the structure
64 * of the USB descriptors belonging to an USB configuration. Please
65 * refer to the USB specification for a definition of "endpoints" and
66 * "interfaces".
67 */
68struct usb_host_endpoint {
69 struct usb_endpoint_descriptor desc;
70 TAILQ_HEAD(, urb) bsd_urb_list;
71 struct usb_xfer *bsd_xfer[2];
72 uint8_t *extra; /* Extra descriptors */
73 usb_frlength_t fbsd_buf_size;
74 uint16_t extralen;
75 uint8_t bsd_iface_index;
76} __aligned(USB_HOST_ALIGN);
77
78struct usb_host_interface {
79 struct usb_interface_descriptor desc;
80 /* the following array has size "desc.bNumEndpoint" */
81 struct usb_host_endpoint *endpoint;
82 const char *string; /* iInterface string, if present */
83 uint8_t *extra; /* Extra descriptors */
84 uint16_t extralen;
85 uint8_t bsd_iface_index;
86} __aligned(USB_HOST_ALIGN);
87
88/*
89 * The following structure defines the USB device flags.
90 */
91struct usb_device_flags {
92 enum usb_hc_mode usb_mode; /* host or device mode */
93 uint8_t self_powered:1; /* set if USB device is self powered */
94 uint8_t no_strings:1; /* set if USB device does not support
95 * strings */
96 uint8_t remote_wakeup:1; /* set if remote wakeup is enabled */
97 uint8_t uq_bus_powered:1; /* set if BUS powered quirk is present */
98
99 /*
100 * NOTE: Although the flags below will reach the same value
101 * over time, but the instant values may differ, and
102 * consequently the flags cannot be merged into one!
103 */
104 uint8_t peer_suspended:1; /* set if peer is suspended */
105 uint8_t self_suspended:1; /* set if self is suspended */
106};
107
108/*
109 * The following structure is used for power-save purposes. The data
110 * in this structure is protected by the USB BUS lock.
111 */
112struct usb_power_save {
113 usb_ticks_t last_xfer_time; /* copy of "ticks" */
114 usb_size_t type_refs[4]; /* transfer reference count */
115 usb_size_t read_refs; /* data read references */
116 usb_size_t write_refs; /* data write references */
117};
118
119/*
120 * The following structure is used when trying to allocate hardware
121 * endpoints for an USB configuration in USB device side mode.
122 */
123struct usb_hw_ep_scratch_sub {
124 const struct usb_hw_ep_profile *pf;
125 uint16_t max_frame_size;
126 uint8_t hw_endpoint_out;
127 uint8_t hw_endpoint_in;
128 uint8_t needs_ep_type;
129 uint8_t needs_in:1;
130 uint8_t needs_out:1;
131};
132
133/*
134 * The following structure is used when trying to allocate hardware
135 * endpoints for an USB configuration in USB device side mode.
136 */
137struct usb_hw_ep_scratch {
138 struct usb_hw_ep_scratch_sub ep[USB_EP_MAX];
139 struct usb_hw_ep_scratch_sub *ep_max;
140 struct usb_config_descriptor *cd;
141 struct usb_device *udev;
142 struct usb_bus_methods *methods;
143 uint8_t bmOutAlloc[(USB_EP_MAX + 15) / 16];
144 uint8_t bmInAlloc[(USB_EP_MAX + 15) / 16];
145};
146
147/*
148 * The following structure is used when generating USB descriptors
149 * from USB templates.
150 */
151struct usb_temp_setup {
152 void *buf;
153 usb_size_t size;
154 enum usb_dev_speed usb_speed;
155 uint8_t self_powered;
156 uint8_t bNumEndpoints;
157 uint8_t bInterfaceNumber;
158 uint8_t bAlternateSetting;
159 uint8_t bConfigurationValue;
160 usb_error_t err;
161};
162
163/*
164 * The scratch area for USB devices. Access to this structure is
165 * protected by the enumeration SX lock.
166 */
167union usb_device_scratch {
168 struct usb_hw_ep_scratch hw_ep_scratch[1];
169 struct usb_temp_setup temp_setup[1];
170 struct {
171 struct usb_xfer dummy;
172 struct usb_setup_params parm;
173 } xfer_setup[1];
174 uint8_t data[255];
175};
176
177/*
178 * The following structure defines an USB device. There exists one of
179 * these structures for every USB device.
180 */
181struct usb_device {
182 struct usb_clear_stall_msg cs_msg[2]; /* generic clear stall
183 * messages */
184 struct sx enum_sx;
185 struct sx sr_sx;
186 struct mtx device_mtx;
187 struct cv ctrlreq_cv;
188 struct cv ref_cv;
| 2/*-
3 * Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#ifndef _USB_DEVICE_H_
28#define _USB_DEVICE_H_
29
30#ifndef USB_GLOBAL_INCLUDE_FILE
31#include <dev/usb/usb_core.h>
32#include <dev/usb/usb_busdma.h>
33#include <dev/usb/usb_transfer.h>
34#endif
35
36struct usb_bus_methods;
37struct usb_config_descriptor;
38struct usb_device; /* linux compat */
39struct usb_fs_privdata;
40struct usb_hw_ep_profile;
41struct usb_symlink; /* UGEN */
42
43#define USB_CTRL_XFER_MAX 2
44
45/* "usb_config_parse()" commands */
46
47#define USB_CFG_ALLOC 0
48#define USB_CFG_FREE 1
49#define USB_CFG_INIT 2
50
51/* "usb_unconfigure()" flags */
52
53#define USB_UNCFG_FLAG_NONE 0x00
54#define USB_UNCFG_FLAG_FREE_EP0 0x02 /* endpoint zero is freed */
55
56struct usb_clear_stall_msg {
57 struct usb_proc_msg hdr;
58 struct usb_device *udev;
59};
60
61/* The following four structures makes up a tree, where we have the
62 * leaf structure, "usb_host_endpoint", first, and the root structure,
63 * "usb_device", last. The four structures below mirror the structure
64 * of the USB descriptors belonging to an USB configuration. Please
65 * refer to the USB specification for a definition of "endpoints" and
66 * "interfaces".
67 */
68struct usb_host_endpoint {
69 struct usb_endpoint_descriptor desc;
70 TAILQ_HEAD(, urb) bsd_urb_list;
71 struct usb_xfer *bsd_xfer[2];
72 uint8_t *extra; /* Extra descriptors */
73 usb_frlength_t fbsd_buf_size;
74 uint16_t extralen;
75 uint8_t bsd_iface_index;
76} __aligned(USB_HOST_ALIGN);
77
78struct usb_host_interface {
79 struct usb_interface_descriptor desc;
80 /* the following array has size "desc.bNumEndpoint" */
81 struct usb_host_endpoint *endpoint;
82 const char *string; /* iInterface string, if present */
83 uint8_t *extra; /* Extra descriptors */
84 uint16_t extralen;
85 uint8_t bsd_iface_index;
86} __aligned(USB_HOST_ALIGN);
87
88/*
89 * The following structure defines the USB device flags.
90 */
91struct usb_device_flags {
92 enum usb_hc_mode usb_mode; /* host or device mode */
93 uint8_t self_powered:1; /* set if USB device is self powered */
94 uint8_t no_strings:1; /* set if USB device does not support
95 * strings */
96 uint8_t remote_wakeup:1; /* set if remote wakeup is enabled */
97 uint8_t uq_bus_powered:1; /* set if BUS powered quirk is present */
98
99 /*
100 * NOTE: Although the flags below will reach the same value
101 * over time, but the instant values may differ, and
102 * consequently the flags cannot be merged into one!
103 */
104 uint8_t peer_suspended:1; /* set if peer is suspended */
105 uint8_t self_suspended:1; /* set if self is suspended */
106};
107
108/*
109 * The following structure is used for power-save purposes. The data
110 * in this structure is protected by the USB BUS lock.
111 */
112struct usb_power_save {
113 usb_ticks_t last_xfer_time; /* copy of "ticks" */
114 usb_size_t type_refs[4]; /* transfer reference count */
115 usb_size_t read_refs; /* data read references */
116 usb_size_t write_refs; /* data write references */
117};
118
119/*
120 * The following structure is used when trying to allocate hardware
121 * endpoints for an USB configuration in USB device side mode.
122 */
123struct usb_hw_ep_scratch_sub {
124 const struct usb_hw_ep_profile *pf;
125 uint16_t max_frame_size;
126 uint8_t hw_endpoint_out;
127 uint8_t hw_endpoint_in;
128 uint8_t needs_ep_type;
129 uint8_t needs_in:1;
130 uint8_t needs_out:1;
131};
132
133/*
134 * The following structure is used when trying to allocate hardware
135 * endpoints for an USB configuration in USB device side mode.
136 */
137struct usb_hw_ep_scratch {
138 struct usb_hw_ep_scratch_sub ep[USB_EP_MAX];
139 struct usb_hw_ep_scratch_sub *ep_max;
140 struct usb_config_descriptor *cd;
141 struct usb_device *udev;
142 struct usb_bus_methods *methods;
143 uint8_t bmOutAlloc[(USB_EP_MAX + 15) / 16];
144 uint8_t bmInAlloc[(USB_EP_MAX + 15) / 16];
145};
146
147/*
148 * The following structure is used when generating USB descriptors
149 * from USB templates.
150 */
151struct usb_temp_setup {
152 void *buf;
153 usb_size_t size;
154 enum usb_dev_speed usb_speed;
155 uint8_t self_powered;
156 uint8_t bNumEndpoints;
157 uint8_t bInterfaceNumber;
158 uint8_t bAlternateSetting;
159 uint8_t bConfigurationValue;
160 usb_error_t err;
161};
162
163/*
164 * The scratch area for USB devices. Access to this structure is
165 * protected by the enumeration SX lock.
166 */
167union usb_device_scratch {
168 struct usb_hw_ep_scratch hw_ep_scratch[1];
169 struct usb_temp_setup temp_setup[1];
170 struct {
171 struct usb_xfer dummy;
172 struct usb_setup_params parm;
173 } xfer_setup[1];
174 uint8_t data[255];
175};
176
177/*
178 * The following structure defines an USB device. There exists one of
179 * these structures for every USB device.
180 */
181struct usb_device {
182 struct usb_clear_stall_msg cs_msg[2]; /* generic clear stall
183 * messages */
184 struct sx enum_sx;
185 struct sx sr_sx;
186 struct mtx device_mtx;
187 struct cv ctrlreq_cv;
188 struct cv ref_cv;
|
| 189#if (USB_HAVE_FIXED_IFACE == 0)
|
189 struct usb_interface *ifaces;
| 190 struct usb_interface *ifaces;
|
| 191#else
192 struct usb_interface ifaces[USB_IFACE_MAX];
193#endif
|
190 struct usb_endpoint ctrl_ep; /* Control Endpoint 0 */
| 194 struct usb_endpoint ctrl_ep; /* Control Endpoint 0 */
|
| 195#if (USB_HAVE_FIXED_ENDPOINT == 0)
|
191 struct usb_endpoint *endpoints;
| 196 struct usb_endpoint *endpoints;
|
| 197#else
198 struct usb_endpoint endpoints[USB_MAX_EP_UNITS];
199#endif
|
192 struct usb_power_save pwr_save;/* power save data */
193 struct usb_bus *bus; /* our USB BUS */
194 device_t parent_dev; /* parent device */
195 struct usb_device *parent_hub;
196 struct usb_device *parent_hs_hub; /* high-speed parent HUB */
197 struct usb_config_descriptor *cdesc; /* full config descr */
198 struct usb_hub *hub; /* only if this is a hub */
199 struct usb_xfer *ctrl_xfer[USB_CTRL_XFER_MAX];
200 struct usb_temp_data *usb_template_ptr;
201 struct usb_endpoint *ep_curr; /* current clear stall endpoint */
202#if USB_HAVE_UGEN
203 struct usb_fifo *fifo[USB_FIFO_MAX];
204 struct usb_symlink *ugen_symlink; /* our generic symlink */
205 struct usb_fs_privdata *ctrl_dev; /* Control Endpoint 0 device node */
206 LIST_HEAD(,usb_fs_privdata) pd_list;
207 char ugen_name[20]; /* name of ugenX.X device */
208#endif
209 usb_ticks_t plugtime; /* copy of "ticks" */
210
211 enum usb_dev_state state;
212 enum usb_dev_speed speed;
213 uint16_t refcount;
214#define USB_DEV_REF_MAX 0xffff
215
216 uint16_t power; /* mA the device uses */
217 uint16_t langid; /* language for strings */
218 uint16_t autoQuirk[USB_MAX_AUTO_QUIRK]; /* dynamic quirks */
219
220 uint8_t address; /* device addess */
221 uint8_t device_index; /* device index in "bus->devices" */
222 uint8_t controller_slot_id; /* controller specific value */
223 uint8_t curr_config_index; /* current configuration index */
224 uint8_t curr_config_no; /* current configuration number */
225 uint8_t depth; /* distance from root HUB */
226 uint8_t port_index; /* parent HUB port index */
227 uint8_t port_no; /* parent HUB port number */
228 uint8_t hs_hub_addr; /* high-speed HUB address */
229 uint8_t hs_port_no; /* high-speed HUB port number */
230 uint8_t driver_added_refcount; /* our driver added generation count */
231 uint8_t power_mode; /* see USB_POWER_XXX */
232 uint8_t re_enumerate_wait; /* set if re-enum. is in progress */
233 uint8_t ifaces_max; /* number of interfaces present */
234 uint8_t endpoints_max; /* number of endpoints present */
235
236 /* the "flags" field is write-protected by "bus->mtx" */
237
238 struct usb_device_flags flags;
239
240 struct usb_endpoint_descriptor ctrl_ep_desc; /* for endpoint 0 */
241 struct usb_endpoint_ss_comp_descriptor ctrl_ep_comp_desc; /* for endpoint 0 */
242 struct usb_device_descriptor ddesc; /* device descriptor */
243
244 char *serial; /* serial number, can be NULL */
245 char *manufacturer; /* manufacturer string, can be NULL */
246 char *product; /* product string, can be NULL */
247
248#if USB_HAVE_COMPAT_LINUX
249 /* Linux compat */
250 struct usb_device_descriptor descriptor;
251 struct usb_host_endpoint ep0;
252 struct usb_interface *linux_iface_start;
253 struct usb_interface *linux_iface_end;
254 struct usb_host_endpoint *linux_endpoint_start;
255 struct usb_host_endpoint *linux_endpoint_end;
256 uint16_t devnum;
257#endif
258
259 uint32_t clear_stall_errors; /* number of clear-stall failures */
260
261 union usb_device_scratch scratch;
262};
263
264/* globals */
265
266extern int usb_template;
267
268/* function prototypes */
269
270const char *usb_statestr(enum usb_dev_state state);
271struct usb_device *usb_alloc_device(device_t parent_dev, struct usb_bus *bus,
272 struct usb_device *parent_hub, uint8_t depth,
273 uint8_t port_index, uint8_t port_no,
274 enum usb_dev_speed speed, enum usb_hc_mode mode);
275#if USB_HAVE_UGEN
276struct usb_fs_privdata *usb_make_dev(struct usb_device *, const char *,
277 int, int, int, uid_t, gid_t, int);
278void usb_destroy_dev(struct usb_fs_privdata *);
279#endif
280usb_error_t usb_probe_and_attach(struct usb_device *udev,
281 uint8_t iface_index);
282void usb_detach_device(struct usb_device *, uint8_t, uint8_t);
283usb_error_t usb_reset_iface_endpoints(struct usb_device *udev,
284 uint8_t iface_index);
285usb_error_t usbd_set_config_index(struct usb_device *udev, uint8_t index);
286usb_error_t usbd_set_endpoint_stall(struct usb_device *udev,
287 struct usb_endpoint *ep, uint8_t do_stall);
288usb_error_t usb_suspend_resume(struct usb_device *udev,
289 uint8_t do_suspend);
290void usb_devinfo(struct usb_device *udev, char *dst_ptr, uint16_t dst_len);
291void usb_free_device(struct usb_device *, uint8_t);
292void usb_linux_free_device(struct usb_device *dev);
293uint8_t usb_peer_can_wakeup(struct usb_device *udev);
294struct usb_endpoint *usb_endpoint_foreach(struct usb_device *udev, struct usb_endpoint *ep);
295void usb_set_device_state(struct usb_device *, enum usb_dev_state);
296enum usb_dev_state usb_get_device_state(struct usb_device *);
297
298uint8_t usbd_enum_lock(struct usb_device *);
299void usbd_enum_unlock(struct usb_device *);
300void usbd_sr_lock(struct usb_device *);
301void usbd_sr_unlock(struct usb_device *);
302uint8_t usbd_enum_is_locked(struct usb_device *);
303
304#endif /* _USB_DEVICE_H_ */
| 200 struct usb_power_save pwr_save;/* power save data */
201 struct usb_bus *bus; /* our USB BUS */
202 device_t parent_dev; /* parent device */
203 struct usb_device *parent_hub;
204 struct usb_device *parent_hs_hub; /* high-speed parent HUB */
205 struct usb_config_descriptor *cdesc; /* full config descr */
206 struct usb_hub *hub; /* only if this is a hub */
207 struct usb_xfer *ctrl_xfer[USB_CTRL_XFER_MAX];
208 struct usb_temp_data *usb_template_ptr;
209 struct usb_endpoint *ep_curr; /* current clear stall endpoint */
210#if USB_HAVE_UGEN
211 struct usb_fifo *fifo[USB_FIFO_MAX];
212 struct usb_symlink *ugen_symlink; /* our generic symlink */
213 struct usb_fs_privdata *ctrl_dev; /* Control Endpoint 0 device node */
214 LIST_HEAD(,usb_fs_privdata) pd_list;
215 char ugen_name[20]; /* name of ugenX.X device */
216#endif
217 usb_ticks_t plugtime; /* copy of "ticks" */
218
219 enum usb_dev_state state;
220 enum usb_dev_speed speed;
221 uint16_t refcount;
222#define USB_DEV_REF_MAX 0xffff
223
224 uint16_t power; /* mA the device uses */
225 uint16_t langid; /* language for strings */
226 uint16_t autoQuirk[USB_MAX_AUTO_QUIRK]; /* dynamic quirks */
227
228 uint8_t address; /* device addess */
229 uint8_t device_index; /* device index in "bus->devices" */
230 uint8_t controller_slot_id; /* controller specific value */
231 uint8_t curr_config_index; /* current configuration index */
232 uint8_t curr_config_no; /* current configuration number */
233 uint8_t depth; /* distance from root HUB */
234 uint8_t port_index; /* parent HUB port index */
235 uint8_t port_no; /* parent HUB port number */
236 uint8_t hs_hub_addr; /* high-speed HUB address */
237 uint8_t hs_port_no; /* high-speed HUB port number */
238 uint8_t driver_added_refcount; /* our driver added generation count */
239 uint8_t power_mode; /* see USB_POWER_XXX */
240 uint8_t re_enumerate_wait; /* set if re-enum. is in progress */
241 uint8_t ifaces_max; /* number of interfaces present */
242 uint8_t endpoints_max; /* number of endpoints present */
243
244 /* the "flags" field is write-protected by "bus->mtx" */
245
246 struct usb_device_flags flags;
247
248 struct usb_endpoint_descriptor ctrl_ep_desc; /* for endpoint 0 */
249 struct usb_endpoint_ss_comp_descriptor ctrl_ep_comp_desc; /* for endpoint 0 */
250 struct usb_device_descriptor ddesc; /* device descriptor */
251
252 char *serial; /* serial number, can be NULL */
253 char *manufacturer; /* manufacturer string, can be NULL */
254 char *product; /* product string, can be NULL */
255
256#if USB_HAVE_COMPAT_LINUX
257 /* Linux compat */
258 struct usb_device_descriptor descriptor;
259 struct usb_host_endpoint ep0;
260 struct usb_interface *linux_iface_start;
261 struct usb_interface *linux_iface_end;
262 struct usb_host_endpoint *linux_endpoint_start;
263 struct usb_host_endpoint *linux_endpoint_end;
264 uint16_t devnum;
265#endif
266
267 uint32_t clear_stall_errors; /* number of clear-stall failures */
268
269 union usb_device_scratch scratch;
270};
271
272/* globals */
273
274extern int usb_template;
275
276/* function prototypes */
277
278const char *usb_statestr(enum usb_dev_state state);
279struct usb_device *usb_alloc_device(device_t parent_dev, struct usb_bus *bus,
280 struct usb_device *parent_hub, uint8_t depth,
281 uint8_t port_index, uint8_t port_no,
282 enum usb_dev_speed speed, enum usb_hc_mode mode);
283#if USB_HAVE_UGEN
284struct usb_fs_privdata *usb_make_dev(struct usb_device *, const char *,
285 int, int, int, uid_t, gid_t, int);
286void usb_destroy_dev(struct usb_fs_privdata *);
287#endif
288usb_error_t usb_probe_and_attach(struct usb_device *udev,
289 uint8_t iface_index);
290void usb_detach_device(struct usb_device *, uint8_t, uint8_t);
291usb_error_t usb_reset_iface_endpoints(struct usb_device *udev,
292 uint8_t iface_index);
293usb_error_t usbd_set_config_index(struct usb_device *udev, uint8_t index);
294usb_error_t usbd_set_endpoint_stall(struct usb_device *udev,
295 struct usb_endpoint *ep, uint8_t do_stall);
296usb_error_t usb_suspend_resume(struct usb_device *udev,
297 uint8_t do_suspend);
298void usb_devinfo(struct usb_device *udev, char *dst_ptr, uint16_t dst_len);
299void usb_free_device(struct usb_device *, uint8_t);
300void usb_linux_free_device(struct usb_device *dev);
301uint8_t usb_peer_can_wakeup(struct usb_device *udev);
302struct usb_endpoint *usb_endpoint_foreach(struct usb_device *udev, struct usb_endpoint *ep);
303void usb_set_device_state(struct usb_device *, enum usb_dev_state);
304enum usb_dev_state usb_get_device_state(struct usb_device *);
305
306uint8_t usbd_enum_lock(struct usb_device *);
307void usbd_enum_unlock(struct usb_device *);
308void usbd_sr_lock(struct usb_device *);
309void usbd_sr_unlock(struct usb_device *);
310uint8_t usbd_enum_is_locked(struct usb_device *);
311
312#endif /* _USB_DEVICE_H_ */
|