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gerrit-public.fairphone.software / kernel / msm-4.9 / 0094de92a4f1da3a845ccc4ecb12ec0db8e48997 / . / include / linux / usb / irda.h
blob: e345ceaf72d690de32fa7e495406d8ec04fb5437 [file] [log] [blame]
Felipe Balbie0d795e2008-06-03 14:47:52 +0300[diff] [blame]1/*
2 * USB IrDA Bridge Device Definition
3 */
4
5#ifndef __LINUX_USB_IRDA_H
6#define __LINUX_USB_IRDA_H
7
8/* This device should use Application-specific class */
9
10#define USB_SUBCLASS_IRDA 0x02
11
12/*-------------------------------------------------------------------------*/
13
14/* Class-Specific requests (bRequest field) */
15
16#define USB_REQ_CS_IRDA_RECEIVING 1
17#define USB_REQ_CS_IRDA_CHECK_MEDIA_BUSY 3
18#define USB_REQ_CS_IRDA_RATE_SNIFF 4
19#define USB_REQ_CS_IRDA_UNICAST_LIST 5
20#define USB_REQ_CS_IRDA_GET_CLASS_DESC 6
21
22/*-------------------------------------------------------------------------*/
23
24/* Class-Specific descriptor */
25
26#define USB_DT_CS_IRDA 0x21
27
28/*-------------------------------------------------------------------------*/
29
30/* Data sizes */
31
32#define USB_IRDA_DS_2048 (1 << 5)
33#define USB_IRDA_DS_1024 (1 << 4)
34#define USB_IRDA_DS_512 (1 << 3)
35#define USB_IRDA_DS_256 (1 << 2)
36#define USB_IRDA_DS_128 (1 << 1)
37#define USB_IRDA_DS_64 (1 << 0)
38
39/* Window sizes */
40
41#define USB_IRDA_WS_7 (1 << 6)
42#define USB_IRDA_WS_6 (1 << 5)
43#define USB_IRDA_WS_5 (1 << 4)
44#define USB_IRDA_WS_4 (1 << 3)
45#define USB_IRDA_WS_3 (1 << 2)
46#define USB_IRDA_WS_2 (1 << 1)
47#define USB_IRDA_WS_1 (1 << 0)
48
49/* Min turnaround times in usecs */
50
51#define USB_IRDA_MTT_0 (1 << 7)
52#define USB_IRDA_MTT_10 (1 << 6)
53#define USB_IRDA_MTT_50 (1 << 5)
54#define USB_IRDA_MTT_100 (1 << 4)
55#define USB_IRDA_MTT_500 (1 << 3)
56#define USB_IRDA_MTT_1000 (1 << 2)
57#define USB_IRDA_MTT_5000 (1 << 1)
58#define USB_IRDA_MTT_10000 (1 << 0)
59
60/* Baud rates */
61
62#define USB_IRDA_BR_4000000 (1 << 8)
63#define USB_IRDA_BR_1152000 (1 << 7)
64#define USB_IRDA_BR_576000 (1 << 6)
65#define USB_IRDA_BR_115200 (1 << 5)
66#define USB_IRDA_BR_57600 (1 << 4)
67#define USB_IRDA_BR_38400 (1 << 3)
68#define USB_IRDA_BR_19200 (1 << 2)
69#define USB_IRDA_BR_9600 (1 << 1)
70#define USB_IRDA_BR_2400 (1 << 0)
71
72/* Additional BOFs */
73
74#define USB_IRDA_AB_0 (1 << 7)
75#define USB_IRDA_AB_1 (1 << 6)
76#define USB_IRDA_AB_2 (1 << 5)
77#define USB_IRDA_AB_3 (1 << 4)
78#define USB_IRDA_AB_6 (1 << 3)
79#define USB_IRDA_AB_12 (1 << 2)
80#define USB_IRDA_AB_24 (1 << 1)
81#define USB_IRDA_AB_48 (1 << 0)
82
83/* IRDA Rate Sniff */
84
85#define USB_IRDA_RATE_SNIFF 1
86
87/*-------------------------------------------------------------------------*/
88
89struct usb_irda_cs_descriptor {
90 __u8 bLength;
91 __u8 bDescriptorType;
92
93 __le16 bcdSpecRevision;
94 __u8 bmDataSize;
95 __u8 bmWindowSize;
96 __u8 bmMinTurnaroundTime;
97 __le16 wBaudRate;
98 __u8 bmAdditionalBOFs;
99 __u8 bIrdaRateSniff;
100 __u8 bMaxUnicastList;
101} __attribute__ ((packed));
102
103/*-------------------------------------------------------------------------*/
104
105/* Data Format */
106
107#define USB_IRDA_STATUS_MEDIA_BUSY (1 << 7)
108
109/* The following is a 4-bit value used for both
110 * inbound and outbound headers:
111 *
112 * 0 - speed ignored
113 * 1 - 2400 bps
114 * 2 - 9600 bps
115 * 3 - 19200 bps
116 * 4 - 38400 bps
117 * 5 - 57600 bps
118 * 6 - 115200 bps
119 * 7 - 576000 bps
120 * 8 - 1.152 Mbps
121 * 9 - 5 mbps
122 * 10..15 - Reserved
123 */
124#define USB_IRDA_STATUS_LINK_SPEED 0x0f
125
126/* The following is a 4-bit value used only for
127 * outbound header:
128 *
129 * 0 - No change (BOF ignored)
130 * 1 - 48 BOFs
131 * 2 - 24 BOFs
132 * 3 - 12 BOFs
133 * 4 - 6 BOFs
134 * 5 - 3 BOFs
135 * 6 - 2 BOFs
136 * 7 - 1 BOFs
137 * 8 - 0 BOFs
138 * 9..15 - Reserved
139 */
140#define USB_IRDA_EXTRA_BOFS 0xf0
141
142struct usb_irda_inbound_header {
143 __u8 bmStatus;
144};
145
146struct usb_irda_outbound_header {
147 __u8 bmChange;
148};
149
150#endif /* __LINUX_USB_IRDA_H */
151