source: mainline/uspace/drv/uhci-hcd/iface.c@ 1669a73

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 1669a73 was 1669a73, checked in by Jan Vesely <jano.vesely@…>, 15 years ago

Minor refactoring
  • Property mode set to 100644
File size: 7.1 KB
Line 
1/*
2 * Copyright (c) 2011 Vojtech Horky, Jan Vesely
3 * 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 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28/** @addtogroup usb
29 * @{
30 */
31/** @file
32 * @brief UHCI driver
33 */
34#include <driver.h>
35#include <remote_usbhc.h>
36
37#include <usb/debug.h>
38
39#include <errno.h>
40
41#include "iface.h"
42#include "uhci.h"
43
44static int get_address(device_t *dev, devman_handle_t handle,
45 usb_address_t *address)
46{
47 assert(dev);
48 uhci_t *hc = dev_to_uhci(dev);
49 assert(hc);
50 *address = usb_address_keeping_find(&hc->address_manager, handle);
51 if (*address <= 0)
52 return *address;
53 return EOK;
54}
55/*----------------------------------------------------------------------------*/
56static int reserve_default_address(device_t *dev)
57{
58 assert(dev);
59 uhci_t *hc = dev_to_uhci(dev);
60 assert(hc);
61 usb_address_keeping_reserve_default(&hc->address_manager);
62 return EOK;
63}
64/*----------------------------------------------------------------------------*/
65static int release_default_address(device_t *dev)
66{
67 assert(dev);
68 uhci_t *hc = dev_to_uhci(dev);
69 assert(hc);
70 usb_address_keeping_release_default(&hc->address_manager);
71 return EOK;
72}
73/*----------------------------------------------------------------------------*/
74static int request_address(device_t *dev, usb_address_t *address)
75{
76 assert(dev);
77 uhci_t *hc = dev_to_uhci(dev);
78 assert(hc);
79 *address = usb_address_keeping_request(&hc->address_manager);
80 if (*address <= 0)
81 return *address;
82 return EOK;
83}
84/*----------------------------------------------------------------------------*/
85static int bind_address(
86 device_t *dev, usb_address_t address, devman_handle_t handle)
87{
88 assert(dev);
89 uhci_t *hc = dev_to_uhci(dev);
90 assert(hc);
91 usb_address_keeping_devman_bind(&hc->address_manager, address, handle);
92 return EOK;
93}
94/*----------------------------------------------------------------------------*/
95static int release_address(device_t *dev, usb_address_t address)
96{
97 assert(dev);
98 uhci_t *hc = dev_to_uhci(dev);
99 assert(hc);
100 usb_address_keeping_release_default(&hc->address_manager);
101 return EOK;
102}
103/*----------------------------------------------------------------------------*/
104static int interrupt_out(device_t *dev, usb_target_t target,
105 void *data, size_t size,
106 usbhc_iface_transfer_out_callback_t callback, void *arg)
107{
108 assert(dev);
109 uhci_t *hc = dev_to_uhci(dev);
110 assert(hc);
111 return uhci_transfer(hc, dev, target, USB_TRANSFER_INTERRUPT, 0, USB_PID_OUT,
112 data, size, callback, NULL, arg);
113}
114/*----------------------------------------------------------------------------*/
115static int interrupt_in(device_t *dev, usb_target_t target,
116 void *data, size_t size,
117 usbhc_iface_transfer_in_callback_t callback, void *arg)
118{
119 assert(dev);
120 uhci_t *hc = dev_to_uhci(dev);
121 assert(hc);
122 return uhci_transfer(hc, dev, target, USB_TRANSFER_INTERRUPT, 0, USB_PID_IN,
123 data, size, NULL, callback, arg);
124}
125/*----------------------------------------------------------------------------*/
126static int control_write_setup(device_t *dev, usb_target_t target,
127 void *data, size_t size,
128 usbhc_iface_transfer_out_callback_t callback, void *arg)
129{
130 assert(dev);
131 uhci_t *hc = dev_to_uhci(dev);
132 assert(hc);
133 return uhci_transfer(hc, dev, target, USB_TRANSFER_CONTROL, 0, USB_PID_SETUP,
134 data, size, callback, NULL, arg);
135}
136/*----------------------------------------------------------------------------*/
137static int control_write_data(device_t *dev, usb_target_t target,
138 void *data, size_t size,
139 usbhc_iface_transfer_out_callback_t callback, void *arg)
140{
141 assert(dev);
142 uhci_t *hc = dev_to_uhci(dev);
143 assert(hc);
144 return uhci_transfer(hc, dev, target, USB_TRANSFER_CONTROL, 1, USB_PID_OUT,
145 data, size, callback, NULL, arg);
146}
147/*----------------------------------------------------------------------------*/
148static int control_write_status(device_t *dev, usb_target_t target,
149 usbhc_iface_transfer_in_callback_t callback, void *arg)
150{
151 assert(dev);
152 uhci_t *hc = dev_to_uhci(dev);
153 assert(hc);
154 return uhci_transfer(hc, dev, target, USB_TRANSFER_CONTROL, 0, USB_PID_IN,
155 NULL, 0, NULL, callback, arg);
156}
157/*----------------------------------------------------------------------------*/
158static int control_read_setup(device_t *dev, usb_target_t target,
159 void *data, size_t size,
160 usbhc_iface_transfer_out_callback_t callback, void *arg)
161{
162 assert(dev);
163 uhci_t *hc = dev_to_uhci(dev);
164 assert(hc);
165 return uhci_transfer(hc, dev, target, USB_TRANSFER_CONTROL, 0, USB_PID_SETUP,
166 data, size, callback, NULL, arg);
167}
168/*----------------------------------------------------------------------------*/
169static int control_read_data(device_t *dev, usb_target_t target,
170 void *data, size_t size,
171 usbhc_iface_transfer_in_callback_t callback, void *arg)
172{
173 assert(dev);
174 uhci_t *hc = dev_to_uhci(dev);
175 assert(hc);
176 return uhci_transfer(hc, dev, target, USB_TRANSFER_CONTROL, 1, USB_PID_IN,
177 data, size, NULL, callback, arg);
178}
179/*----------------------------------------------------------------------------*/
180static int control_read_status(device_t *dev, usb_target_t target,
181 usbhc_iface_transfer_out_callback_t callback, void *arg)
182{
183 assert(dev);
184 uhci_t *hc = dev_to_uhci(dev);
185 assert(hc);
186 return uhci_transfer(hc, dev, target, USB_TRANSFER_CONTROL, 0, USB_PID_OUT,
187 NULL, 0, callback, NULL, arg);
188}
189
190
191usbhc_iface_t uhci_iface = {
192 .tell_address = get_address,
193
194 .reserve_default_address = reserve_default_address,
195 .release_default_address = release_default_address,
196 .request_address = request_address,
197 .bind_address = bind_address,
198 .release_address = release_address,
199
200 .interrupt_out = interrupt_out,
201 .interrupt_in = interrupt_in,
202
203 .control_write_setup = control_write_setup,
204 .control_write_data = control_write_data,
205 .control_write_status = control_write_status,
206
207 .control_read_setup = control_read_setup,
208 .control_read_data = control_read_data,
209 .control_read_status = control_read_status
210};
211/**
212 * @}
213 */
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