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38#include <linux/errno.h>
39
40#include "usb.h"
41#include "initializers.h"
42#include "debug.h"
43#include "transport.h"
44
45
46
47int usb_stor_euscsi_init(struct us_data *us)
48{
49 int result;
50
51 usb_stor_dbg(us, "Attempting to init eUSCSI bridge...\n");
52 us->iobuf[0] = 0x1;
53 result = usb_stor_control_msg(us, us->send_ctrl_pipe,
54 0x0C, USB_RECIP_INTERFACE | USB_TYPE_VENDOR,
55 0x01, 0x0, us->iobuf, 0x1, 5000);
56 usb_stor_dbg(us, "-- result is %d\n", result);
57
58 return 0;
59}
60
61
62
63int usb_stor_ucr61s2b_init(struct us_data *us)
64{
65 struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap*) us->iobuf;
66 struct bulk_cs_wrap *bcs = (struct bulk_cs_wrap*) us->iobuf;
67 int res;
68 unsigned int partial;
69 static char init_string[] = "\xec\x0a\x06\x00$PCCHIPS";
70
71 usb_stor_dbg(us, "Sending UCR-61S2B initialization packet...\n");
72
73 bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
74 bcb->Tag = 0;
75 bcb->DataTransferLength = cpu_to_le32(0);
76 bcb->Flags = bcb->Lun = 0;
77 bcb->Length = sizeof(init_string) - 1;
78 memset(bcb->CDB, 0, sizeof(bcb->CDB));
79 memcpy(bcb->CDB, init_string, sizeof(init_string) - 1);
80
81 res = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe, bcb,
82 US_BULK_CB_WRAP_LEN, &partial);
83 if (res)
84 return -EIO;
85
86 usb_stor_dbg(us, "Getting status packet...\n");
87 res = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe, bcs,
88 US_BULK_CS_WRAP_LEN, &partial);
89 if (res)
90 return -EIO;
91
92 return 0;
93}
94
95
96int usb_stor_huawei_e220_init(struct us_data *us)
97{
98 int result;
99
100 result = usb_stor_control_msg(us, us->send_ctrl_pipe,
101 USB_REQ_SET_FEATURE,
102 USB_TYPE_STANDARD | USB_RECIP_DEVICE,
103 0x01, 0x0, NULL, 0x0, 1000);
104 usb_stor_dbg(us, "Huawei mode set result is %d\n", result);
105 return 0;
106}
107