This source file includes following definitions.
- usb_stor_euscsi_init
- usb_stor_ucr61s2b_init
- usb_stor_huawei_e220_init
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23 #include <linux/errno.h>
24
25 #include "usb.h"
26 #include "initializers.h"
27 #include "debug.h"
28 #include "transport.h"
29
30
31
32
33
34 int usb_stor_euscsi_init(struct us_data *us)
35 {
36 int result;
37
38 usb_stor_dbg(us, "Attempting to init eUSCSI bridge...\n");
39 result = usb_stor_control_msg(us, us->send_ctrl_pipe,
40 0x0C, USB_RECIP_INTERFACE | USB_TYPE_VENDOR,
41 0x01, 0x0, NULL, 0x0, 5 * HZ);
42 usb_stor_dbg(us, "-- result is %d\n", result);
43
44 return 0;
45 }
46
47
48
49
50
51 int usb_stor_ucr61s2b_init(struct us_data *us)
52 {
53 struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap*) us->iobuf;
54 struct bulk_cs_wrap *bcs = (struct bulk_cs_wrap*) us->iobuf;
55 int res;
56 unsigned int partial;
57 static char init_string[] = "\xec\x0a\x06\x00$PCCHIPS";
58
59 usb_stor_dbg(us, "Sending UCR-61S2B initialization packet...\n");
60
61 bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
62 bcb->Tag = 0;
63 bcb->DataTransferLength = cpu_to_le32(0);
64 bcb->Flags = bcb->Lun = 0;
65 bcb->Length = sizeof(init_string) - 1;
66 memset(bcb->CDB, 0, sizeof(bcb->CDB));
67 memcpy(bcb->CDB, init_string, sizeof(init_string) - 1);
68
69 res = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe, bcb,
70 US_BULK_CB_WRAP_LEN, &partial);
71 if (res)
72 return -EIO;
73
74 usb_stor_dbg(us, "Getting status packet...\n");
75 res = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe, bcs,
76 US_BULK_CS_WRAP_LEN, &partial);
77 if (res)
78 return -EIO;
79
80 return 0;
81 }
82
83
84 int usb_stor_huawei_e220_init(struct us_data *us)
85 {
86 int result;
87
88 result = usb_stor_control_msg(us, us->send_ctrl_pipe,
89 USB_REQ_SET_FEATURE,
90 USB_TYPE_STANDARD | USB_RECIP_DEVICE,
91 0x01, 0x0, NULL, 0x0, 1 * HZ);
92 usb_stor_dbg(us, "Huawei mode set result is %d\n", result);
93 return 0;
94 }