Don't include linux/config.h from anywhere else in include/
[linux-2.6.git] / include / linux / usb_usual.h
1 /*
2  * Interface to the libusual.
3  *
4  * Copyright (c) 2005 Pete Zaitcev <zaitcev@redhat.com>
5  * Copyright (c) 1999-2002 Matthew Dharm (mdharm-usb@one-eyed-alien.net)
6  * Copyright (c) 1999 Michael Gee (michael@linuxspecific.com)
7  */
8
9 #ifndef __LINUX_USB_USUAL_H
10 #define __LINUX_USB_USUAL_H
11
12
13 /* We should do this for cleanliness... But other usb_foo.h do not do this. */
14 /* #include <linux/usb.h> */
15
16 /*
17  * The flags field, which we store in usb_device_id.driver_info.
18  * It is compatible with the old usb-storage flags in lower 24 bits.
19  */
20
21 /*
22  * Static flag definitions.  We use this roundabout technique so that the
23  * proc_info() routine can automatically display a message for each flag.
24  */
25 #define US_DO_ALL_FLAGS                                         \
26         US_FLAG(SINGLE_LUN,     0x00000001)                     \
27                 /* allow access to only LUN 0 */                \
28         US_FLAG(NEED_OVERRIDE,  0x00000002)                     \
29                 /* unusual_devs entry is necessary */           \
30         US_FLAG(SCM_MULT_TARG,  0x00000004)                     \
31                 /* supports multiple targets */                 \
32         US_FLAG(FIX_INQUIRY,    0x00000008)                     \
33                 /* INQUIRY response needs faking */             \
34         US_FLAG(FIX_CAPACITY,   0x00000010)                     \
35                 /* READ CAPACITY response too big */            \
36         US_FLAG(IGNORE_RESIDUE, 0x00000020)                     \
37                 /* reported residue is wrong */                 \
38         US_FLAG(BULK32,         0x00000040)                     \
39                 /* Uses 32-byte CBW length */                   \
40         US_FLAG(NOT_LOCKABLE,   0x00000080)                     \
41                 /* PREVENT/ALLOW not supported */               \
42         US_FLAG(GO_SLOW,        0x00000100)                     \
43                 /* Need delay after Command phase */            \
44         US_FLAG(NO_WP_DETECT,   0x00000200)                     \
45                 /* Don't check for write-protect */             \
46
47 #define US_FLAG(name, value)    US_FL_##name = value ,
48 enum { US_DO_ALL_FLAGS };
49 #undef US_FLAG
50
51 /*
52  * The bias field for libusual and friends.
53  */
54 #define USB_US_TYPE_NONE   0
55 #define USB_US_TYPE_STOR   1            /* usb-storage */
56 #define USB_US_TYPE_UB     2            /* ub */
57
58 #define USB_US_TYPE(flags)              (((flags) >> 24) & 0xFF)
59 #define USB_US_ORIG_FLAGS(flags)        ((flags) & 0x00FFFFFF)
60
61 /*
62  * This is probably not the best place to keep these constants, conceptually.
63  * But it's the only header included into all places which need them.
64  */
65
66 /* Sub Classes */
67
68 #define US_SC_RBC       0x01            /* Typically, flash devices */
69 #define US_SC_8020      0x02            /* CD-ROM */
70 #define US_SC_QIC       0x03            /* QIC-157 Tapes */
71 #define US_SC_UFI       0x04            /* Floppy */
72 #define US_SC_8070      0x05            /* Removable media */
73 #define US_SC_SCSI      0x06            /* Transparent */
74 #define US_SC_ISD200    0x07            /* ISD200 ATA */
75 #define US_SC_MIN       US_SC_RBC
76 #define US_SC_MAX       US_SC_ISD200
77
78 #define US_SC_DEVICE    0xff            /* Use device's value */
79
80 /* Protocols */
81
82 #define US_PR_CBI       0x00            /* Control/Bulk/Interrupt */
83 #define US_PR_CB        0x01            /* Control/Bulk w/o interrupt */
84 #define US_PR_BULK      0x50            /* bulk only */
85 #ifdef CONFIG_USB_STORAGE_USBAT
86 #define US_PR_USBAT     0x80            /* SCM-ATAPI bridge */
87 #endif
88 #ifdef CONFIG_USB_STORAGE_SDDR09
89 #define US_PR_EUSB_SDDR09       0x81    /* SCM-SCSI bridge for SDDR-09 */
90 #endif
91 #ifdef CONFIG_USB_STORAGE_SDDR55
92 #define US_PR_SDDR55    0x82            /* SDDR-55 (made up) */
93 #endif
94 #define US_PR_DPCM_USB  0xf0            /* Combination CB/SDDR09 */
95 #ifdef CONFIG_USB_STORAGE_FREECOM
96 #define US_PR_FREECOM   0xf1            /* Freecom */
97 #endif
98 #ifdef CONFIG_USB_STORAGE_DATAFAB
99 #define US_PR_DATAFAB   0xf2            /* Datafab chipsets */
100 #endif
101 #ifdef CONFIG_USB_STORAGE_JUMPSHOT
102 #define US_PR_JUMPSHOT  0xf3            /* Lexar Jumpshot */
103 #endif
104 #ifdef CONFIG_USB_STORAGE_ALAUDA
105 #define US_PR_ALAUDA    0xf4            /* Alauda chipsets */
106 #endif
107
108 #define US_PR_DEVICE    0xff            /* Use device's value */
109
110 /*
111  */
112 #ifdef CONFIG_USB_LIBUSUAL
113
114 extern struct usb_device_id storage_usb_ids[];
115 extern void usb_usual_set_present(int type);
116 extern void usb_usual_clear_present(int type);
117 extern int usb_usual_check_type(const struct usb_device_id *, int type);
118 #else
119
120 #define usb_usual_set_present(t)        do { } while(0)
121 #define usb_usual_clear_present(t)      do { } while(0)
122 #define usb_usual_check_type(id, t)     (0)
123 #endif /* CONFIG_USB_LIBUSUAL */
124
125 #endif /* __LINUX_USB_USUAL_H */